Felix Nicholas Castellano

Also known as: Phil Castellano

Inorganic Photochemistry, Energy Transfer, Electron Transfer, Photochemical Upconversion, Transient Spectroscopy, Photochemical Catalysis, Solar Photochemistry

Works (283)

Updated: July 8th, 2024 05:02

2024 journal article

Color morphing surfaces with effective chemical shielding

NATURE COMMUNICATIONS, 15(1).

By: A. Rather n, S. Vallabhuneni n, A. Pyrch n, M. Barrubeeah n, S. Pillai n, A. Taassob n, F. Castellano n, A. Kota n

Sources: ORCID, Web Of Science, NC State University Libraries
Added: May 8, 2024

2024 article

Deciphering Charge Transfer Processes in Transition Metal Complexes from the Perspective of Ultrafast Electronic and Nuclear Motions

Mara, M. W., Weingartz, N. P., Leshchev, D., Hsu, D., Valentine, A., Mills, A., … Chen, L. X. (2024, May 9). JOURNAL OF PHYSICAL CHEMISTRY LETTERS.

Source: Web Of Science
Added: May 28, 2024

2024 journal article

Enhanced Visible Light Absorption in Heteroleptic Cuprous Phenanthrolines

INORGANIC CHEMISTRY, 63(3), 1692–1701.

By: M. Rosko n, J. Wheeler n, R. Alameh n, A. Faulkner n, N. Durand n & F. Castellano n

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: January 9, 2024

2024 journal article

Long Excited-State Lifetimes in Three-Coordinate Copper(I) Complexes via Triplet–Triplet Energy Transfer to Pyrene-Decorated Isocyanides

Journal of the American Chemical Society.

By: D. Kim*, M. Rosko n, F. Castellano n, T. Gray* & T. Teets*

Source: ORCID
Added: July 8, 2024

2024 journal article

Smart Dope: A Self-Driving Fluidic Lab for Accelerated Development of Doped Perovskite Quantum Dots (Adv. Energy Mater. 1/2024)

ADVANCED ENERGY MATERIALS, 14(1).

By: F. Bateni n, S. Sadeghi n, N. Orouji n, J. Bennett n, V. Punati n, C. Stark n, J. Wang*, M. Rosko n ...

author keywords: autonomous experimentation; modular flow chemistry; multi-cation-doped perovskite quantum dots; self-driving labs
UN Sustainable Development Goal Categories
9. Industry, Innovation and Infrastructure (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: March 25, 2024

2023 journal article

AlphaFlow: autonomous discovery and optimization of multi-step chemistry using a self-driven fluidic lab guided by reinforcement learning

NATURE COMMUNICATIONS, 14(1).

By: A. Volk n, R. Epps n, D. Yonemoto n, B. Masters n, F. Castellano n, K. Reyes*, M. Abolhasani n

TL;DR: The capabilities of closed-loop, reinforcement learning-guided systems in exploring and solving challenges in multi-step nanoparticle syntheses, while relying solely on in-house generated data from a miniaturized microfluidic platform are demonstrated. (via Semantic Scholar)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: March 27, 2023

2023 journal article

Employing Long-Range Inductive Effects to Modulate Metal-to- Ligand Charge Transfer Photoluminescence in Homoleptic Cu(I) Complexes

INORGANIC CHEMISTRY, 62(7), 3248–3259.

By: M. Rosko n, E. Espinoza n, S. Arteta n, S. Kromer n, J. Wheeler n & F. Castellano n

UN Sustainable Development Goal Categories
Sources: ORCID, Web Of Science, NC State University Libraries
Added: February 8, 2023

2023 article

Excited state processes of dinuclear Pt(II) complexes bridged by 8-hydroxyquinoline

Kromer, S., Roy, S., Yarnell, J. E., Taliaferro, C. M., & Castellano, F. N. (2023, March 1). DALTON TRANSACTIONS, Vol. 3.

By: S. Kromer n, S. Roy n, J. Yarnell n, C. Taliaferro n & F. Castellano n

UN Sustainable Development Goal Categories
Sources: ORCID, Web Of Science, NC State University Libraries
Added: March 7, 2023

2023 article

Revealing Excited-State Trajectories on Potential Energy Surfaces with Atomic Resolution in Real Time

Leshchev, D., J. S. Valentine, A., Kim, P., Mills, A. W., Roy, S., Chakraborty, A., … Chen, L. X. X. (2023, May 31). ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, Vol. 5.

By: D. Leshchev*, A. J. S. Valentine, P. Kim*, A. Mills*, S. Roy n, A. Chakraborty n, E. Biasin*, K. Haldrup* ...

author keywords: Excited States; Intersystem Crossing; Platinum; Transition-Metal Complexes; Ultrafast Spectroscopy
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: June 12, 2023

2023 article

Smart Dope: A Self-Driving Fluidic Lab for Accelerated Development of Doped Perovskite Quantum Dots

Bateni, F., Sadeghi, S., Orouji, N., Bennett, J. A., Punati, V. S., Stark, C., … Abolhasani, M. (2023, November 12). ADVANCED ENERGY MATERIALS, Vol. 11.

By: F. Bateni n, S. Sadeghi n, N. Orouji n, J. Bennett n, V. Punati n, C. Stark n, J. Wang*, M. Rosko n ...

author keywords: autonomous experimentation; modular flow chemistry; multi-cation-doped perovskite quantum dots; self-driving labs
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: December 4, 2023

2023 article

Spin-vibronic coherence drives singlet-triplet conversion

Rafiq, S., Weingartz, N. P., Kromer, S., Castellano, F. N., & Chen, L. X. (2023, July 19). NATURE, Vol. 7.

By: S. Rafiq, N. Weingartz*, S. Kromer n, F. Castellano n & L. Chen*

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: July 20, 2023

2023 article

Sterically Encumbered Heteroleptic Copper(I) <i>β</i>-Diketiminate Complexes with Extended Excited-State Lifetimes

Kim, D., Rosko, M. C., Dang, V. Q., Castellano, F. N., & Teets, T. S. (2023, October 2). INORGANIC CHEMISTRY, Vol. 10.

By: D. Kim*, M. Rosko n, V. Dang*, F. Castellano n & T. Teets*

UN Sustainable Development Goal Categories
Sources: ORCID, Web Of Science, NC State University Libraries
Added: October 3, 2023

2022 journal article

A Unified Approach to Decarboxylative Halogenation of (Hetero)aryl Carboxylic Acids

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 144(18), 8296–8305.

By: T. Chen*, P. Pedersen*, N. Dow*, R. Fayad n, C. Hauke n, M. Rosko n, E. Danilov n, D. Blakemore* ...

MeSH headings : Carboxylic Acids / chemistry; Catalysis; Copper / chemistry; Halogenation; Ligands
TL;DR: This work reports a general catalytic method for direct decarboxylative halogenation of (hetero)aryl carboxylic acids via ligand-to-metal charge transfer that accommodates an exceptionally broad scope of substrates. (via Semantic Scholar)
Sources: Web Of Science, NC State University Libraries, ORCID
Added: April 30, 2022

2022 journal article

A biohybrid strategy for enabling photoredox catalysis with low-energy light

CHEM, 8(1), 174–185.

By: P. Cesana*, B. Li*, S. Shepard n, S. Ting*, S. Hart*, C. Olson*, J. Alvarado*, M. Son* ...

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
13. Climate Action (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: February 7, 2022

2022 article

Copper(ii)-photocatalyzed decarboxylative oxygenation of carboxylic acids

Reichle, A., Sterzel, H., Kreitmeier, P., Fayad, R., Castellano, F. N., Rehbein, J., & Reiser, O. (2022, February 16). CHEMICAL COMMUNICATIONS, Vol. 58.

By: A. Reichle*, H. Sterzel*, P. Kreitmeier*, R. Fayad n, F. Castellano n, J. Rehbein*, O. Reiser*

MeSH headings : Carboxylic Acids / chemistry; Copper / chemistry; Crystallography, X-Ray; Molecular Structure
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: February 25, 2022

2022 journal article

Engineering Long-Lived Blue Photoluminescence from InP Quantum Dots Using Isomers of Naphthoic Acid

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 144(8), 3527–3534.

By: X. Zhang n, M. Hudson n & F. Castellano n

MeSH headings : Carboxylic Acids; Naphthalenes; Quantum Dots / chemistry; Semiconductors
Sources: ORCID, Web Of Science, NC State University Libraries
Added: February 22, 2022

2022 article

Ligand-Structure-Dependent Coherent Vibrational Wavepacket Dynamics in Pyrazolate-Bridged Pt(II) Dimers

Kim, T. W., Kim, P., Mills, A. W., Chakraborty, A., Kromer, S., Valentine, A. J. S., … Chen, L. X. (2022, July 12). JOURNAL OF PHYSICAL CHEMISTRY C, Vol. 7.

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: July 13, 2022

2022 journal article

Long-Lived Photoluminescence of Molecular Group 14 Compounds through Thermally Activated Delayed Fluorescence

Inorganic Chemistry, 5.

By: A. Gowda*, T. Lee n, M. Rosko n, J. Petersen*, F. Castellano n & C. Milsmann*

UN Sustainable Development Goal Categories
Source: ORCID
Added: May 5, 2022

2022 article

Real-Time and In Situ Viscosity Monitoring in Industrial Adhesives Using Luminescent Cu(I) Phenanthroline Molecular Sensors

Dara, A., Mast, D. M., Razgoniaev, A. O., Hauke, C. E., Castellano, F. N., & Ostrowski, A. D. (2022, July 13). ACS APPLIED MATERIALS & INTERFACES, Vol. 7.

By: A. Dara*, D. Mast*, A. Razgoniaev*, C. Hauke n, F. Castellano n & A. Ostrowski*

author keywords: viscosity sensing; materials sensing; real-time monitoring; Cu(I) sensors; mechanical property sensing
UN Sustainable Development Goal Categories
Sources: ORCID, Web Of Science, NC State University Libraries
Added: July 14, 2022

2022 article

Surface Immobilization of a Re(I) Tricarbonyl Phenanthroline Complex to Si(111) through Sonochemical Hydrosilylation

Huffman, B. L., Bein, G. P., Atallah, H., Donley, C. L., Alameh, R. T., Wheeler, J. P., … Dempsey, J. L. (2022, December 22). ACS APPLIED MATERIALS & INTERFACES, Vol. 12.

By: B. Huffman*, G. Bein*, H. Atallah n, C. Donley*, R. Alameh n, J. Wheeler n, N. Durand n, A. Harvey* ...

author keywords: hybrid photoelectrode; silicon; catalyst immobilization; solar fuels; sonochemical hydrosilylation; redox active monolayer
Sources: Web Of Science, NC State University Libraries, ORCID
Added: January 17, 2023

2022 journal article

Thermally Activated Bright-State Delayed Blue Photoluminescencefrom InP Quantum Dots br

JOURNAL OF PHYSICAL CHEMISTRY LETTERS, 13(16), 3706–3711.

By: X. Zhang n & F. Castellano n

MeSH headings : Energy Transfer; Quantum Dots / chemistry
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: April 20, 2022

2022 article

Triplet Photosensitized para-Hydrogen Induced Polarization

Brown, E. E., Mandzhieva, I., TomHon, P. M., Theis, T., & Castellano, F. N. (2022, November 14). ACS CENTRAL SCIENCE, Vol. 11.

By: E. Brown n, I. Mandzhieva n, P. TomHon n, T. Theis n & F. Castellano n

Contributors: E. Brown n, I. Mandzhieva n, P. Tomhon n, T. Theis n & F. Castellano n

UN Sustainable Development Goal Categories
Sources: ORCID, Web Of Science, NC State University Libraries
Added: November 15, 2022

2022 article

Ultrafast branching in intersystem crossing dynamics revealed by coherent vibrational wavepacket motions in a bimetallic Pt(ii) complex

Kim, P., Valentine, A. J. S., Roy, S., Mills, A. W., Castellano, F. N., Li, X., & Chen, L. X. (2022, June 1). FARADAY DISCUSSIONS, Vol. 6.

By: P. Kim*, A. Valentine*, S. Roy n, A. Mills*, F. Castellano n, X. Li*, L. Chen*

MeSH headings : Coordination Complexes; Ligands; Platinum / chemistry; Quantum Theory; Vibration
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: June 2, 2022

2021 article

Accessing the triplet manifold of naphthalene benzimidazole-phenanthroline in rhenium(I) bichromophores

Wells, K. A., Yarnell, J. E., Sheykhi, S., Palmer, J. R., Yonemoto, D. T., Joyce, R., … Castellano, F. N. (2021, August 11). DALTON TRANSACTIONS, Vol. 8.

By: K. Wells n, J. Yarnell n, S. Sheykhi n, J. Palmer n, D. Yonemoto n, R. Joyce n, S. Garakyaraghi n, F. Castellano n

TL;DR: The NBI-phen containing molecules exhibited enhanced visible light absorption with respect to their models and a rapid formation (<6 ns) of the triplet ligand-centred (LC) excited state of the organic ligand, N BI-phen. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: ORCID, Web Of Science, NC State University Libraries
Added: August 26, 2021

2021 article

Continuous biphasic chemical processes in a four-phase segmented flow reactor

Volk, A. A., Epps, R. W., Yonemoto, D., Castellano, F. N., & Abolhasani, M. (2021, July 13). REACTION CHEMISTRY & ENGINEERING, Vol. 6.

By: A. Volk n, R. Epps n, D. Yonemoto n, F. Castellano n & M. Abolhasani n

TL;DR: A four-phase segmented flow regime for continuous biphasic reaction processes is introduced, characterized over 1500 automatically conducted experiments, and used for biphaic ligand exchange of CdSe quantum dots. (via Semantic Scholar)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: July 20, 2021

2021 journal article

Controlling Thermally Activated Delayed Photoluminescence in CdSe Quantum Dots through Triplet Acceptor Surface Coverage

JOURNAL OF PHYSICAL CHEMISTRY LETTERS, 12(15), 3718–3723.

By: D. Yonemoto n, C. Papa n, S. Sheykhi n & F. Castellano n

TL;DR: This work introduces a series of cadmium(II) selenide/1-pyrenecarboxylic acid (CdSe/PCA) nanomaterials featuring bespoke PCA surface coverage on CdSe585 to glean insight into the QD/mol photophysical behavior. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: April 15, 2021

2021 article

CsPbI3 Nanocrystals Go with the Flow: From Formation Mechanism to Continuous Nanomanufacturing

Antami, K., Bateni, F., Ramezani, M., Hauke, C. E., Castellano, F. N., & Abolhasani, M. (2021, November 21). ADVANCED FUNCTIONAL MATERIALS, Vol. 11.

By: K. Antami n, F. Bateni n, M. Ramezani n, C. Hauke n, F. Castellano n & M. Abolhasani n

author keywords: CsPbI; (3) nanocrystals; lead halide perovskites; microfluidics; nanomanufacturing; quantum dots
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries, ORCID
Added: November 22, 2021

2021 journal article

Excited-State Bond Contraction and Charge Migration in a Platinum Dimer Complex Characterized by X-ray and Optical Transient Absorption Spectroscopy

JOURNAL OF PHYSICAL CHEMISTRY A, 125(40), 8891–8898.

By: N. Weingartz*, M. Mara*, S. Roy n, J. Hong*, A. Chakraborty n, S. Brown-Xu*, B. Phelan*, F. Castellano n, L. Chen*

TL;DR: Electronic and nuclear structural dynamics studies of two photoexcited pyrazolate-bridged Pt(II) dimers observe photoinduced electron transfer in 2 featuring a covalently linked NDI acceptor on the ppy ligand, demonstrating how the excited states of these complexes are determined by the overlap of the Pt (dz2) orbitals. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: ORCID, Web Of Science, NC State University Libraries
Added: October 2, 2021

2021 journal article

General Design Rules for Bimetallic Platinum(II) Complexes

JOURNAL OF PHYSICAL CHEMISTRY A, 125(43), 9438–9449.

By: A. Mills*, A. Valentine*, K. Hoang*, S. Roy n, F. Castellano n, L. Chen*, X. Li*

TL;DR: Modulating the Pt-Pt distance through the bridging ligand architecture was found to dictate the nature of the lowest energy electronic transitions, localized in one-half of the molecule or delocalized across the entire molecule. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: October 27, 2021

2021 journal article

High efficiency deep red to yellow photochemical upconversion under solar irradiance

Energy & Environmental Science.

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: ORCID
Added: September 16, 2021

2021 article

Low power threshold photochemical upconversion using a zirconium(iv) LMCT photosensitizer

Yang, M., Sheykhi, S., Zhang, Y., Milsmann, C., & Castellano, F. N. (2021, June 2). CHEMICAL SCIENCE, Vol. 12.

By: M. Yang n, S. Sheykhi n, Y. Zhang*, C. Milsmann* & F. Castellano n

TL;DR: The current investigation demonstrates highly efficient photochemical upconversion (UC) where a long-lived Zr(iv) ligand-to-metal charge transfer (LMCT) complex serves as a triplet photosensitizer in concert with well-established 9,10-diphenylanthracene along with newly conceived DPA–carbazole based acceptors/annihilators in THF solutions. (via Semantic Scholar)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: June 9, 2021

2021 article

Metal-Metal-to-Ligand Charge Transfer in Pt(II) Dimers Bridged by Pyridyl and Quinoline Thiols

Roy, S., Lopez, A. A., Yarnell, J. E., & Castellano, F. N. (2021, December 25). INORGANIC CHEMISTRY, Vol. 12.

By: S. Roy n, A. Lopez n, J. Yarnell n & F. Castellano n

UN Sustainable Development Goal Categories
Sources: ORCID, Web Of Science, NC State University Libraries
Added: December 26, 2021

2021 journal article

Next Generation Cuprous Phenanthroline MLCT Photosensitizer Featuring Cyclohexyl Substituents

INORGANIC CHEMISTRY, 60(12), 8394–8403.

By: M. Rosko n, K. Wells n, C. Hauke n & F. Castellano n

TL;DR: Electrochemical and static PL data illustrate that [Cu(dchtmp)2]PF6 is a potent photoreductant equal to or greater than all previously investigated homoleptic Cu(I) diimine complexes. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: ORCID, Web Of Science, NC State University Libraries
Added: June 8, 2021

2021 journal article

Passivation of Electron Trap States in InP Quantum Dots with Benzoic Acid Ligands

JOURNAL OF PHYSICAL CHEMISTRY C, 125(33), 18362–18371.

By: X. Zhang n, M. Hudson n & F. Castellano n

Sources: ORCID, Web Of Science, NC State University Libraries
Added: August 18, 2021

2021 journal article

Photochemical H2 Evolution from Bis(diphosphine)nickel Hydrides Enables Low-Overpotential Electrocatalysis

Journal of the American Chemical Society, 12.

By: B. Stratakes*, K. Wells n, D. Kurtz*, F. Castellano n & A. Miller*

TL;DR: New insight into first-row transition metal hydride photochemistry thus enables photoelectrocatalytic H2 evolution without electrochemical overpotential (at the thermodynamic potential or 0 mV overpotentials). (via Semantic Scholar)
Source: ORCID
Added: December 9, 2021

2021 article

Photodriven Elimination of Chlorine From Germanium and Platinum in a Dinuclear Pt-II -> Ge-IV Complex

Karimi, M., Tabei, E. S., Fayad, R., Saber, M. R., Danilov, E. O., Jones, C., … Gabbai, F. P. (2021, September 8). ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, Vol. 9.

By: M. Karimi*, E. Tabei*, R. Fayad n, M. Saber*, E. Danilov n, C. Jones*, F. Castellano n, F. Gabbai*

author keywords: charge-transfer complexes; chlorine radicals; germanium; photochemistry; platinum
TL;DR: Studying the photochemistry of newly isolated isomeric complexes shows that, in the presence of a chlorine trap, both isomers convert cleanly into the platinum germyl complex, a rare example of a light induced transition metal-main group element bond forming process. (via Semantic Scholar)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: September 9, 2021

2021 journal article

Photodriven Elimination of Chlorine From Germanium and Platinum in a Dinuclear PtII→GeIV Complex

Angewandte Chemie.

By: M. Karimi*, E. Tabei*, R. Fayad n, M. Saber*, E. Danilov n, C. Jones*, F. Castellano n, F. Gabbaï*

Source: ORCID
Added: September 9, 2021

2021 journal article

Shallow distance-dependent triplet energy migration mediated by endothermic charge-transfer

NATURE COMMUNICATIONS, 12(1).

By: R. Lai*, Y. Liu*, X. Luo*, L. Chen*, Y. Han*, M. Lv*, G. Liang*, J. Chen* ...

TL;DR: Endothermic charge-transfer-mediated TET is reported as an alternative mechanism featuring shallow distance-dependence and efficient TET across distances well beyond the nominal range of Dexter or super-exchange paradigms. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: April 19, 2021

2021 journal article

The chemical landscape of Chemical Physics Reviews

Chemical Physics Reviews, 2(2), 020401.

By: F. Castellano n

Source: ORCID
Added: June 23, 2021

2021 journal article

Ultrafast Excited-State Dynamics of Photoluminescent Pt(II) Dimers Probed by a Coherent Vibrational Wavepacket

JOURNAL OF PHYSICAL CHEMISTRY LETTERS, 12(29), 6794–6803.

By: P. Kim*, A. Valentine*, S. Roy n, A. Mills*, A. Chakraborty n, F. Castellano n, X. Li*, L. Chen*

TL;DR: The results suggest that the ligands could fine-tune the PESs to influence the proximity of the conical intersections of the excited states with the Franck-Condon state and thus to control the branching ratio of the dual ISC pathways. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: July 17, 2021

2021 journal article

Understanding the influence of geometric and electronic structure on the excited state dynamical and photoredox properties of perinone chromophores

PHYSICAL CHEMISTRY CHEMICAL PHYSICS, 23(42), 24200–24210.

By: K. Wells n, J. Palmer n, J. Yarnell n, S. Garakyaraghi n, B. Pemberton n, J. Favale n, M. Valchar n, A. Chakraborty n, F. Castellano n

TL;DR: A series of eight similarly structured perinone chromophores were synthesized and photophysically characterized to elucidate the electronic and structural tunability of their excited state properties, including excited state redox potentials and fluorescence lifetimes/quantum yields, and will be valuable for future use in photofunctional applications. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: ORCID, Web Of Science, NC State University Libraries
Added: October 26, 2021

2020 journal article

3d-d Excited States of Ni(II) Complexes Relevant to Photoredox Catalysis: Spectroscopic Identification and Mechanistic Implications

Journal of the American Chemical Society, 142(12), 5800–5810.

By: S. Ting*, S. Garakyaraghi*, C. Taliaferro n, B. Shields*, G. Scholes*, F. Castellano n, A. Doyle*

Sources: ORCID, Crossref, NC State University Libraries
Added: December 15, 2020

2020 journal article

A Robust Visible-Light-Harvesting Cyclometalated Ir(III) Diimine Sensitizer for Homogeneous Photocatalytic Hydrogen Production

ACS Applied Energy Materials, 3(2), 1842–1853.

By: M. Yang n, J. Yarnell n, K. El Roz n & F. Castellano n

author keywords: solar fuels; photocatalysis; hydrogen production; electron transfer; iridium(III) photosensitizer; transient absorption spectroscopy
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: April 6, 2020

2020 journal article

Correction to “Direct Evidence of Visible Light-Induced Homolysis in Chlorobis(2,9-dimethyl-1,10-phenanthroline)copper(II)”

Correction to “Direct Evidence of Visible Light-Induced Homolysis in Chlorobis(2,9-dimethyl-1,10-phenanthroline)copper(II).” The Journal of Physical Chemistry Letters, 11(14), 5749–5749.

By: R. Fayad, S. Engl, E. Danilov*, C. Hauke*, O. Reiser & F. Castellano*

Source: ORCID
Added: December 15, 2020

2020 journal article

Delayed fluorescence from a zirconium(iv) photosensitizer with ligand-to-metal charge-transfer excited states

Nature Chemistry, 12(4), 345–352.

TL;DR: Long-lived emission via thermally activated delayed fluorescence has been demonstrated from an air- and water-stable zirconium complex featuring excited states with significant ligand-to-metal charge transfer character. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: April 6, 2020

2020 journal article

Direct Evidence of Visible Light-Induced Homolysis in Chlorobis(2,9-dimethyl-1,10-phenanthroline)copper(II)

The Journal of Physical Chemistry Letters, 11(13), 5345–5349.

By: R. Fayad n, S. Engl*, E. Danilov n, C. Hauke n, O. Reiser* & F. Castellano n

TL;DR: The combined results from static spectroscopic investigations and conventional photochemistry, ultrafast transient absorption, and electron paramagnetic resonance (EPR) spin trapping experiments, strongly support blue light induced Cu-Cl homolytic bond cleavage occurring in [Cu(dmp)2Cl]+ occurring in less than 100 femtoseconds. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: July 27, 2020

2020 journal article

Energy Migration Processes in Re(I) MLCT Complexes Featuring a Chromophoric Ancillary Ligand

Inorganic Chemistry, 59(12), 8259–8271.

By: K. Wells n, J. Yarnell n, J. Palmer n, T. Lee n, C. Papa n & F. Castellano n

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: July 13, 2020

2020 journal article

Ligand-triplet migration in iridium(iii) cyclometalates featuring π-conjugated isocyanide ligands

Dalton Transactions, 49(29), 9995–10002.

By: J. Favale n, C. Hauke n, E. Danilov n, J. Yarnell n & F. Castellano n

TL;DR: Variations in photophysical response are consistent with lowering the triplet ligand-centered (3LC) state of the arylisocyanide ligand as the π system was extended, confirmed by 77 K photoluminescence emission spectra and ultrafast transient absorption experiments. (via Semantic Scholar)
UN Sustainable Development Goal Categories
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Added: August 17, 2020

2020 journal article

Mechanisms of triplet energy transfer across the inorganic nanocrystal/organic molecule interface

Nature Communications, 11(1).

By: X. Luo*, Y. Han*, Z. Chen*, Y. Li*, G. Liang*, X. Liu*, T. Ding*, C. Nie* ...

TL;DR: Combined transient absorption and photoluminescence measurements are performed on model systems comprising lead halide perovskite nanocrystal/polyacenes which either favour or prohibit charge transfer as the triplet acceptors, finding triplet energy transfer proceeds via a charge separated state. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: February 27, 2020

2020 journal article

On the Quantum Yield of Photon Upconversion via Triplet–Triplet Annihilation

ACS Energy Letters, 5(7), 2322–2326.

By: Y. Zhou*, F. Castellano n, T. Schmidt* & K. Hanson*

Sources: ORCID, Crossref, NC State University Libraries
Added: December 15, 2020

2020 journal article

Photochemical Upconversion in Water Using Cu(I) MLCT Excited States: Role of Energy Shuttling at the Micellar/Water Interface

ACS Applied Energy Materials, 3(12), 12557–12564.

By: R. Fayad n, A. Bui*, S. Shepard n & F. Castellano n

author keywords: photochemical upconversion; triplet-triplet annihilation; copper(I) MLCT excited states; earth-abundant photosensitizer; energy transfer
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: ORCID, Crossref, NC State University Libraries, Web Of Science
Added: December 15, 2020

2020 journal article

Photophysics and ultrafast processes in rhenium(i) diimine dicarbonyls

Dalton Transactions, 49(33), 11565–11576.

By: H. Atallah n, C. Taliaferro n, K. Wells n & F. Castellano n

TL;DR: The MLCT excited state decay of this series of dicarbonyl molecules appears completely consistent with energy-gap law behavior, where the nonradiative decay rate constants increase logarithmically with decreasing excited state - ground state energy separation. (via Semantic Scholar)
UN Sustainable Development Goal Categories
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Added: September 14, 2020

2020 article

Resolving the ultrafast intersystem crossing in a bimetallic platinum complex (vol 151, 114303, 2019)

Valentine, A. J. S., Radler, J. J., Mills, A., Kim, P., Castellano, F. N., Chen, L. X., & Xiaosong, L. (2020, April 30). JOURNAL OF CHEMICAL PHYSICS, Vol. 152.

By: A. Valentine*, J. Radler*, A. Mills*, P. Kim*, F. Castellano n, L. Chen*, L. Xiaosong*

Sources: Web Of Science, ORCID, NC State University Libraries
Added: May 18, 2020

2020 journal article

TIPS-pentacene triplet exciton generation on PbS quantum dots results from indirect sensitization

Chemical Science, 11(22), 5690–5696.

By: C. Papa n, S. Garakyaraghi n, D. Granger*, J. Anthony* & F. Castellano n

TL;DR: Many fundamental questions remain in the elucidation of energy migration mechanisms across the interface between semiconductor nanomaterials and molecular chromophores. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: July 13, 2020

2020 journal article

Thermally Activated Delayed Photoluminescence: Deterministic Control of Excited-State Decay

Journal of the American Chemical Society, 142(25), 10883–10893.

By: D. Yonemoto n, C. Papa n, C. Mongin* & F. Castellano n

TL;DR: This Perspective is intended to provide a non-exhaustive overview of the advances that led to the integration of semiconductor quantum dots in thermally activated delayed photoluminescence (TADPL) schemes and to identify important challenges moving into the future. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: July 20, 2020

2020 journal article

Towards radiation detection using Cs2AgBiBr6 double perovskite single crystals

Materials Letters, 269, 127667.

By: Z. Zhang n, C. Chung n, Z. Huang n, E. Vetter n, D. Seyitliyev n, D. Sun n, K. Gundogdu n, F. Castellano n, E. Danilov n, G. Yang n

Contributors: Z. Zhang n, C. Chung n, Z. Huang n, E. Vetter n, D. Seyitliyev n, D. Sun n, K. Gundogdu n, F. Castellano n, E. Danilov n, G. Yang n

author keywords: Double perovskite; Bandgap energy; Space charge limited current; Mobility-lifetime product; Radiation detector
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries, Crossref, ORCID
Added: April 20, 2020

2020 journal article

Vibronic and excitonic dynamics in perylenediimide dimers and tetramer

The Journal of Chemical Physics, 153(22), 224101.

By: I. van Stokkum*, C. Jumper*, T. Lee n, M. Myahkostupov n, F. Castellano n & G. Scholes*

TL;DR: Broad-band pump-probe spectroscopy combined with global and target analysis is employed to study the vibronic and excitonic dynamics of two dimers and a tetramer of perylenediimides, finding a relaxation process with a rate of 2.1/ps-3.2/ps that was attributed to annihilation of the one but lowest exciton state. (via Semantic Scholar)
Sources: ORCID, Crossref, NC State University Libraries
Added: December 15, 2020

2020 journal article

Visible-Light-Driven Triplet Sensitization of Polycyclic Aromatic Hydrocarbons Using Thionated Perinones

The Journal of Physical Chemistry Letters, 11(13), 5092–5099.

By: J. Palmer n, K. Wells n, J. Yarnell n, J. Favale n & F. Castellano n

TL;DR: The combined results suggest a general strategy for accessing long-lived triplet excited states in organic chromophores featuring a lone C=O moiety resident within its structure, valuable for the design of metal-free triplet photosensitizers. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: July 27, 2020

2020 journal article

Visible-Light-Initiated Free-Radical Polymerization by Homomolecular Triplet-Triplet Annihilation

Chem, 6(11), 3071–3085.

By: N. Awwad n, A. Bui n, E. Danilov n & F. Castellano n

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, Crossref, NC State University Libraries
Added: November 30, 2020

2020 journal article

Welcome to the Debut of Chemical Physics Reviews

Chemical Physics Reviews, 1(1), 010401.

By: F. Castellano n, L. Longobardi & A. Sulicz

Source: ORCID
Added: December 15, 2020

2019 journal article

Analysis of Recombination Mechanisms in RbF-Treated CIGS Solar Cells

IEEE JOURNAL OF PHOTOVOLTAICS, 9(1), 313–318.

By: S. Karki*, P. Paul*, G. Rajan*, B. Belfore*, D. Poudel*, A. Rockett*, E. Danilov n, F. Castellano n, A. Arehart*, S. Marsillac*

author keywords: Cu(In,Ga)Se-2; deep-level traps; photovoltaics; rubidium fluoride (RbF); recombination; thin film
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries
Added: January 14, 2019

2019 journal article

Degradation Mechanism in Cu(In,Ga)Se-2 Material and Solar Cells Due to Moisture and Heat Treatment of the Absorber Layer

IEEE JOURNAL OF PHOTOVOLTAICS, 9(4), 1138–1143.

By: S. Karki*, P. Paul*, J. Deitz*, D. Poudel*, G. Rajan*, B. Belfore*, E. Danilov n, F. Castellano n ...

author keywords: Cu(In,Ga)Se-2; degradation mechanism; moisture and heat treatment; reliability; solar cell; thin films
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: July 15, 2019

2019 journal article

Excited-State Triplet Equilibria in a Series of Re(I)-Naphthalimide Bichromophores

The Journal of Physical Chemistry B, 123(35), 7611–7627.

By: J. Yarnell n, K. Wells n, J. Palmer n, J. Breaux* & F. Castellano n

TL;DR: The excited state processes of all molecules in this study were elucidated using a combination of transient absorption spectroscopy and time-resolved photoluminescence (PL) spectroscopic analysis, revealing the kinetics of the energy transfer processes occurring between the appended chromophores. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: September 30, 2019

2019 journal article

Facile Room‐Temperature Anion Exchange Reactions of Inorganic Perovskite Quantum Dots Enabled by a Modular Microfluidic Platform

Advanced Functional Materials, 29(23), 1900712.

By: K. Abdel‐Latif n, R. Epps n, C. Kerr n, C. Papa n, F. Castellano n & M. Abolhasani n

author keywords: anion exchange; continuous nanomanufacturing; in situ characterization; microfluidics; perovskite quantum dots
Sources: Crossref, NC State University Libraries, ORCID
Added: March 21, 2019

2019 journal article

Low temperature cathodoluminescence study of Fe-doped β-Ga2O3

Materials Letters, 257, 126744.

By: I. Hany, G. Yang, C. Zhou n, C. Sun*, K. Gundogdu n, D. Seyitliyev n, E. Danilov n, F. Castellano n ...

Contributors: I. Hany, G. Yang, C. Zhou n, C. Sun*, K. Gundogdu n, D. Seyitliyev n, E. Danilov n, F. Castellano n, D. Sun n, E. Vetter n

UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: November 18, 2019

2019 journal article

Photophysical Processes in Rhenium(I) Diiminetricarbonyl Arylisocyanides Featuring Three Interacting Triplet Excited States

Inorganic Chemistry, 58(13), 8750–8762.

By: J. Favale n, E. Danilov n, J. Yarnell n & F. Castellano n

TL;DR: The combined experimental evidence, along with the aid of electronic structure calculations, illustrates that the CNAr ligand is actively engaged in manipulating the excited-state decay in three of these molecules, wherein the triplet metal-to-ligand charge-transfer (3MLCT) state along with two distinct triplet ligand-centered (3LC) excited- state configurations (phen and CNAr) conspire to produce the resultant photophysical properties. (via Semantic Scholar)
UN Sustainable Development Goal Categories
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Added: July 29, 2019

2019 journal article

Realization of high-efficiency fluorescent organic light-emitting diodes with low driving voltage

Nature Communications, 10(1).

By: A. Salehi n, C. Dong n, D. Shin n, L. Zhu n, C. Papa n, A. Thy Bui n, F. Castellano n, F. So n

TL;DR: It is demonstrated organic molecules with a large singlet-triplet splitting can achieve efficient EL at voltages below the bandgap voltage, and a blue fluorescent organic light-emitting diode having a power efficiency higher than some of the best thermally activated delayed fluorescent and phosphorescent blue organic Lightemitting diodes is demonstrated. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: June 17, 2019

2019 journal article

Resolving the ultrafast intersystem crossing in a bimetallic platinum complex

The Journal of Chemical Physics, 151(11), 114303.

By: A. Valentine*, J. Radler*, A. Mills*, P. Kim*, F. Castellano n, L. Chen*, X. Li*

TL;DR: This work investigates the origins of ultrafast ISC in the [Pt(ppy) (μ-tBu2pz)]2 complex (ppy = phenylpyridine, pz = pyrazolate) and estimates ultrafastISC rates of 15-134 fs in this species for the possible ISC pathways into the three low-lying triplet states. (via Semantic Scholar)
UN Sustainable Development Goal Categories
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Added: October 14, 2019

2018 journal article

Bathophenanthroline Disulfonate Ligand-Induced Self-Assembly of Ir(III) Complexes in Water: An Intriguing Class of Photoluminescent Soft Materials

ACS Omega, 3(10), 14027–14038.

By: M. McGoorty n, A. Singh n, T. Deaton n, B. Peterson n, C. Taliaferro n, Y. Yingling n, F. Castellano n

Contributors: M. McGoorty n, A. Singh n, T. Deaton n, B. Peterson n, C. Taliaferro n, Y. Yingling n, F. Castellano n

TL;DR: A combination of nanoscale particle characterization techniques, static and dynamic photoluminescence spectroscopic studies, along with atomistic molecular dynamics simulations of these soft materials suggests the formation of small, heterogeneous nanoaggregate structures, wherein the sulfonated diimine ancillary ligand serves as a pro-aggregating subunit in all instances. (via Semantic Scholar)
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: November 26, 2018

2018 journal article

Coherent Vibrational Wavepacket Dynamics in Platinum(II) Dimers and Their Implications

The Journal of Physical Chemistry C, 122(25), 14195–14204.

By: P. Kim*, M. Kelley*, A. Chakraborty n, N. Wong*, R. Van Duyne*, G. Schatz*, F. Castellano n, L. Chen*

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: August 6, 2018

2018 journal article

Diastereomerically Differentiated Excited State Behavior in Ruthenium(II) Hexafluoroacetylacetonate Complexes of Diphenyl Thioindigo Diimine

Inorganic Chemistry, 57(3), 1386–1397.

By: G. Boice*, S. Garakyaraghi n, B. Patrick*, C. Sanz*, F. Castellano n & R. Hicks*

TL;DR: The series of complexes possess metal-to-ligand charge transfer (MLCT) absorption bands in the near-infrared (λmax 689-783 nm) and do not display photoluminescence in room temperature solution-phase experiments or in experiments at 77 K. (via Semantic Scholar)
UN Sustainable Development Goal Categories
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Added: August 6, 2018

2018 journal article

Energy Transfer Dynamics in Triplet–Triplet Annihilation Upconversion Using a Bichromophoric Heavy-Atom-Free Sensitizer

The Journal of Physical Chemistry A, 122(33), 6673–6682.

TL;DR: The ultralong excited state lifetime characteristic of the DBP triplet was shown to be crucial for enhancing the intermolecular TTET efficiency and the subsequent triplet-triplet annihilation photochemistry. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: October 19, 2018

2018 journal article

Enhancing the Visible-Light Absorption and Excited-State Properties of Cu(I) MLCT Excited States

Inorganic Chemistry, 57(4), 2296–2307.

By: S. Garakyaraghi n, C. McCusker n, S. Khan n, P. Koutnik n, A. Bui n & F. Castellano n

TL;DR: This newly conceived molecule appears poised for photosensitization reactions involving energy and electron-transfer processes relevant to photochemical upconversion, photoredox catalysis, and solar fuels photochemistry. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: August 6, 2018

2018 journal article

Excited-State Processes of Cyclometalated Platinum(II) Charge-Transfer Dimers Bridged by Hydroxypyridines

Inorganic Chemistry, 57(3), 1298–1310.

By: A. Chakraborty n, J. Yarnell n, R. Sommer n, S. Roy n & F. Castellano n

TL;DR: The combined data illustrate that entirely new classes of MMLCT chromophores can be envisioned using bridging pyridyl hydroxides in cooperation with various C^N cyclometalates to achieve photophysical properties suitable for excited-state electron- and energy-transfer chemistry. (via Semantic Scholar)
UN Sustainable Development Goal Categories
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Added: August 6, 2018

2018 journal article

Excited-State Switching between Ligand-Centered and Charge Transfer Modulated by Metal–Carbon Bonds in Cyclopentadienyl Iridium Complexes

Inorganic Chemistry, 57(24), 15445–15461.

By: J. Deaton n, C. Taliaferro n, C. Pitman*, R. Czerwieniec*, E. Jakubikova n, A. Miller*, F. Castellano n

TL;DR: Density functional theory calculations suggest that the lowest energy triplet states in these complexes are composed of a mixture of MLCT and ligand-to-ligand CT originating from both the Cp* and methyl or hydride ancillary ligands. (via Semantic Scholar)
UN Sustainable Development Goal Categories
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Added: January 7, 2019

2018 journal article

Long-lived triplet excited state in a platinum(ii) perylene monoimide complex

DALTON TRANSACTIONS, 47(42), 15071–15081.

By: J. Yarnell n, A. Chakraborty n, M. Myahkostupov n, K. Wright n & F. Castellano n

TL;DR: The synthesis and solution based photophysical properties of a new Pt(ii)-terpyridine complex coupled to a perylene monoimide (PMI) chromophoric unit through an acetylene linkage resulted in quantitative quenching of the highly fluorescent PMI chromophore by introducing metal character into the lowest energy singlet state, thereby leading to the formation of a long-lived PMI-ligand localized triplet excited state. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries
Added: November 26, 2018

2018 journal article

Nanocrystals for Triplet Sensitization: Molecular Behavior from Quantum-Confined Materials

Inorganic Chemistry, 57(5), 2351–2359.

By: S. Garakyaraghi n & F. Castellano n

TL;DR: A perspective on this emerging field of inorganic quantum dots as photosensitizers, in particular the transfer of triplet excitons at the molecule-nanomaterial interface is provided. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: August 6, 2018

2018 journal article

Positional Effects from σ-Bonded Platinum(II) on Intersystem Crossing Rates in Perylenediimide Complexes: Synthesis, Structures, and Photophysical Properties

The Journal of Physical Chemistry C, 122(25), 13848–13862.

By: J. Yarnell n, I. Davydenko*, P. Dorovatovskii*, V. Khrustalev*, T. Timofeeva*, F. Castellano n, S. Marder*, C. Risko*, S. Barlow*

UN Sustainable Development Goal Categories
14. Life Below Water (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: August 6, 2018

2018 journal article

Role of Vibrational Dynamics on Excited-State Electronic Coherence in a Binuclear Platinum Complex

The Journal of Physical Chemistry A, 122(23), 5071–5077.

By: J. Radler*, D. Lingerfelt*, F. Castellano n, L. Chen* & X. Li*

TL;DR: The tert-butyl-substituted complex is studied using the Ehrenfest method for mixed quantum-classical dynamics to investigate the role of vibrational dynamics on a complex shown to support long coherence lifetimes, and results indicate that the inclusion of excited-state vibrations drives a rapid collapse of the two-state coherence prior to the experimentally determined intersystem crossing. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: August 6, 2018

2018 journal article

Temperature dependence of photophysical properties of a dinuclear CCN-cyclometalated Pt(II) complex with an intimate Pt-Pt contact. Zero-field splitting and sub-state decay rates of the lowest triplet

PHYSICAL CHEMISTRY CHEMICAL PHYSICS, 20(38), 25096–25104.

By: J. Deaton n, A. Chakraborty n, R. Czerwieniec*, H. Yersin* & F. Castellano n

TL;DR: The temperature dependence (1.7 K < T < 100 K) of emission decay is reported for the first time for a type of di-nuclear Pt complex featuring a metal-metal-to-ligand charge transfer (MMLCT) lowest energy transition that arises from a strong Pt-Pt interaction. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries
Added: November 26, 2018

2018 journal article

Ultrafast Dynamics of the Metal-to-Ligand Charge Transfer Excited States of Ir(III) Proteo and Deutero Dihydrides

The Journal of Physical Chemistry A, 122(18), 4430–4436.

By: C. Taliaferro n, E. Danilov n & F. Castellano n

TL;DR: The information presented here provides valuable insight for understanding the primary photophysical events and transient absorption and IR spectroscopic signatures likely to be encountered throughout metal hydride photochemistry. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: August 6, 2018

2017 chapter

Archetypal Iridium(III) Compounds for Optoelectronic and Photonic Applications

In Iridium(III) in Optoelectronic and Photonics Applications (pp. 1–69).

By: J. Deaton n & F. Castellano n

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Crossref, NC State University Libraries
Added: December 24, 2020

2017 journal article

Can Excited State Electronic Coherence Be Tuned via Molecular Structural Modification? A First-Principles Quantum Electronic Dynamics Study of Pyrazolate-Bridged Pt(II) Dimers

The Journal of Physical Chemistry A, 121(9), 1932–1939.

By: D. Lingerfelt*, P. Lestrange*, J. Radler*, S. Brown-Xu*, P. Kim*, F. Castellano n, L. Chen*, X. Li*

TL;DR: This study investigates the excitonic dynamics that underlie the suspected electronic coherence for a series of binuclear platinum complexes exhibiting a range of interplatinum distances, and suggests that the long-lived coherence can only result when competitive electronic couplings are in balance. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: August 6, 2018

2017 journal article

Charge Localization after Ultrafast Photoexcitation of a Rigid Perylene Perylenediimide Dyad Visualized by Transient Stark Effect

Journal of the American Chemical Society, 139(15), 5530–5537.

TL;DR: The calculations illustrate the complexity of electronic structure in this strongly delocalized superchromophore and reflect the complications in the interpretation of transient absorption results when compared to steady-state approaches such as spectroelectrochemistry and model chromophore experiments such as photoinduced bimolecular charge transfer. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: August 6, 2018

2017 journal article

Delayed Molecular Triplet Generation from Energized Lead Sulfide Quantum Dots

The Journal of Physical Chemistry Letters, 8(7), 1458–1463.

By: S. Garakyaraghi n, C. Mongin n, D. Granger*, J. Anthony* & F. Castellano n

TL;DR: This work establishes that small metal chalcogenide semiconductor nanocrystals interfaced with molecular chromophores exhibit behavior reminiscent of supramolecular chemical systems, a potentially impactful concept for nanoscience. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: August 6, 2018

2017 journal article

Effect of Polymer-Fullerene Interaction on the Dielectric Properties of the Blend

Advanced Energy Materials, 7(13), 1601947.

By: I. Constantinou n, X. Yi n, N. Shewmon n, E. Klump*, C. Peng*, S. Garakyaraghi n, C. Lo*, J. Reynolds*, F. Castellano n, F. So n

Contributors: I. Constantinou n, X. Yi n, N. Shewmon n, E. Klump*, C. Peng*, S. Garakyaraghi n, C. Lo*, J. Reynolds*, F. Castellano n, F. So n

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: Crossref, ORCID, NC State University Libraries, NC State University Libraries
Added: August 6, 2018

2017 journal article

Efficient Phosphorescence from Naphthalenebenzimidizole-Coordinated Iridium(III) Chromophores

European Journal of Inorganic Chemistry, 2017(44), 5238–5245.

By: J. Yarnell n, P. De La Torre n & F. Castellano n

author keywords: Phosphorescence; Iridium; N ligands; Ligand effects; Photophysics
Sources: Crossref, ORCID, NC State University Libraries
Added: February 24, 2020

2017 journal article

Efficient generation of long-lived triplet excitons in 2D hybrid perovskite

Advanced Materials, 29(9).

By: R. Younts, H. Duan, B. Gautam, B. Saparov, J. Liu, C. Mongin, F. Castellano, D. Mitzi, K. Gundogdu

Source: NC State University Libraries
Added: August 6, 2018

2017 journal article

Inorganic chemistry making iron glow

Nature, 543(7647), 627–628.

By: F. Castellano

Source: NC State University Libraries
Added: August 6, 2018

2017 journal article

Making iron glow

Nature, 543(7647), 627–628.

By: F. Castellano n

TL;DR: It is shown that a design strategy that utilizes ligands with superior electronic properties yields iron complexes with unprecedented long-lived charge-transfer states, which could deliver iron-based materials for use as light emitters and photosensitizers in solar energy devices. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: Crossref, NC State University Libraries
Added: November 30, 2020

2017 journal article

Photochemical upconversion in water

Chem. Commun., 53(85), 11705–11708.

By: K. El Roz n & F. Castellano n

TL;DR: This investigation achieves the goal of identifying appropriate chromophore combinations that function in pure water in the absence of hydrophobic hosts or surfactant additives using combinations of water soluble Ru(ii) metal-to-ligand charge transfer (MLCT) sensitizers in concert with 9-anthracenecarboxylates and 1-pyrenecarboxylate in neat H2O. (via Semantic Scholar)
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: August 6, 2018

2017 journal article

Photoinduced structural distortions and singlet–triplet intersystem crossing in Cu(i) MLCT excited states monitored by optically gated fluorescence spectroscopy

Physical Chemistry Chemical Physics, 19(25), 16662–16668.

By: S. Garakyaraghi n, P. Koutnik n & F. Castellano n

TL;DR: A comprehensive analysis of the photo-induced structural distortions and singlet-triplet intersystem crossing dynamics of a series of four sterically encumbered Cu(i) phenanthroline chromophores has been conducted, displaying strong wavelength dependence of the singlet emission, with rapid sub-picosecond decay dominating at higher energies. (via Semantic Scholar)
UN Sustainable Development Goal Categories
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Added: August 6, 2018

2017 journal article

Restricted Photoinduced Conformational Change in the Cu(I) Complex for Sensing Mechanical Properties

ACS Macro Letters, 6(9), 920–924.

By: A. Razgoniaev*, C. McCusker n, F. Castellano n & A. Ostrowski*

UN Sustainable Development Goal Categories
Sources: Crossref, ORCID, NC State University Libraries
Added: February 24, 2020

2017 journal article

Thermally activated delayed photoluminescence from pyrenyl-functionalized CdSe quantum dots

Nature Chemistry, 10(2), 225–230.

By: C. Mongin n, P. Moroz*, M. Zamkov* & F. Castellano n

TL;DR: It is shown that 1-pyrenecarboxylic acid-functionalized CdSe quantum dots undergo thermally activated delayed photoluminescence, and the concepts developed are likely to be applicable to semiconductor nanocrystals interfaced with molecular chromophores, enabling potential applications of their combined excited states. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: ORCID, NC State University Libraries, Crossref, NC State University Libraries
Added: August 6, 2018

2017 journal article

Tuning interfacial spin filters from metallic to resistive within a single organic semiconductor family

Physical Review B, 95(24).

Sources: Web Of Science, NC State University Libraries, Crossref
Added: August 6, 2018

2016 journal article

1-Pyrenyl- and 3-Perylenyl-antimony(V) Derivatives for the Fluorescence Turn-On Sensing of Fluoride Ions in Water at Sub-ppm Concentrations

ORGANOMETALLICS, 35(11), 1854–1860.

By: M. Hirai*, M. Myahkostupov n, F. Castellano n & F. Gabbai*

Contributors: M. Hirai*, M. Myahkostupov n, F. Castellano n & F. Gabbaï*

UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2016 journal article

Butterfly Deformation Modes in a Photoexcited Pyrazolate-Bridged Pt Complex Measured by Time-Resolved X-Ray Scattering in Solution

JOURNAL OF PHYSICAL CHEMISTRY A, 120(38), 7475–7483.

By: K. Haldrup*, A. Dohn*, M. Shelby*, M. Mara*, A. Stickrath, M. Harpham, J. Huang, X. Zhang ...

Contributors: K. Haldrup*, A. Dohn*, M. Shelby*, M. Mara*, A. Stickrath, M. Harpham, J. Huang, X. Zhang ...

UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2016 journal article

Cover Picture: Homogeneous Photocatalytic H2 Production Using a RuII Bathophenanthroline Metal-to-Ligand Charge-Transfer Photosensitizer (ChemPlusChem 10/2016)

ChemPlusChem, 81(10), 1015–1015.

By: R. Khnayzer*, B. Olaiya*, K. El Roz n & F. Castellano n

UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: ORCID, Crossref, NC State University Libraries
Added: December 15, 2020

2016 journal article

Cuprous Phenanthroline MLCT Chromophore Featuring Synthetically Tailored Photophysics

INORGANIC CHEMISTRY, 55(20), 10628–10636.

By: S. Garakyaraghi n, P. Crapps n, C. McCusker n & F. Castellano n

Contributors: S. Garakyaraghi n, P. Crapps n, C. McCusker n & F. Castellano n

TL;DR: The disparity in the time scales of pseudo-Jahn-Teller distortion and intersystem crossing between two complexes with different anticipated excited-state geometries suggests that strongly impeded structural distortion in the MLCT excited state enables more rapid surface crossings in the initial deactivation dynamics. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2016 journal article

Direct observation of triplet energy transfer from semiconductor nanocrystals

Science, 351(6271), 369–372.

By: C. Mongin n, S. Garakyaraghi n, N. Razgoniaeva*, M. Zamkov* & F. Castellano n

Contributors: C. Mongin n, S. Garakyaraghi n, N. Razgoniaeva*, M. Zamkov* & F. Castellano n

TL;DR: It is demonstrated by transient absorption spectroscopy that cadmium selenide semiconductor nanoparticles, selectively excited by green light, engage in interfacial Dexter-like triplet-triplet energy transfer with surface-anchored polyaromatic carboxylic acid acceptors, extending the excited-state lifetime by six orders of magnitude. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: ORCID
Added: December 15, 2020

2016 article

Editorial for the ACS Select Virtual Issue on Emerging Investigators in Inorganic Photochemistry and Photophysics

Castellano, F. N. (2016, December 19). INORGANIC CHEMISTRY, Vol. 55, pp. 12483–12487.

By: F. Castellano n

UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2016 journal article

Efficient Generation of Long-Lived Triplet Excitons in 2D Hybrid Perovskite

Advanced Materials, 29(9), 1604278.

Contributors: R. Younts n, H. Duan*, B. Gautam n, B. Saparov*, J. Liu*, C. Mongin n, F. Castellano n, D. Mitzi*, K. Gundogdu n

TL;DR: Triplet excitons form in quasi-2D hybrid inorganic-organic perovskites and diffuse over 100 nm before radiating with >11% photoluminescence quantum efficiency (PLQE) at low temperatures. (via Semantic Scholar)
Sources: Crossref, ORCID, NC State University Libraries
Added: January 25, 2020

2016 journal article

Enhanced photophysics from self-assembled cyclometalated Ir(III) complexes in water

CHEMICAL COMMUNICATIONS, 52(50), 7846–7849.

By: M. McGoorty n, R. Khnayzer* & F. Castellano n

Contributors: M. McGoorty n, R. Khnayzer* & F. Castellano n

TL;DR: Concentration-induced aggregation enhances the excited-state properties of both complexes, blue-shifting the photoluminescence emission energies as well as increasing the corresponding excited state lifetimes and quantum yields up to a factor of 5. (via Semantic Scholar)
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2016 journal article

Exposing the Excited-State Equilibrium in an Ir-III Bichromophore: A Combined Time Resolved Spectroscopy and Computational Study

EUROPEAN JOURNAL OF INORGANIC CHEMISTRY, 2016(12), 1808–1818.

By: J. Yarnell n, C. McCusker n, A. Leeds*, J. Breaux* & F. Castellano n

Contributors: J. Yarnell n, C. McCusker n, A. Leeds*, J. Breaux* & F. Castellano n

author keywords: Iridium; Chromophores; Luminescence; Photophysics; Electronic structure; Density functional calculations; Triplet states; Transient absorption kinetics
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2016 journal article

Homogeneous Photocatalytic H-2 Production Using a Ru-II Bathophenanthroline Metal-to-Ligand Charge-Transfer Photosensitizer

CHEMPLUSCHEM, 81(10), 1090–1097.

By: R. Khnayzer*, B. Olaiya*, K. El Roz n & F. Castellano n

author keywords: electron transfer; hydrogen; photocatalysis; ruthenium; time-resolved spectroscopy
TL;DR: H2 production by photocatalysis was independently monitored by using a high-throughput photochemical reactor equipped with pressure transducers, gas chromatogram, and a mass spectrometer for detection, which illustrated that the composition yields high turnover numbers (TONs). (via Semantic Scholar)
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2016 journal article

Homogeneous Photocatalytic H2 Production Using a RuII Bathophenanthroline Metal-to-Ligand Charge-Transfer Photosensitizer

ChemPlusChem, 81(10), 1016–1016.

By: R. Khnayzer*, B. Olaiya*, K. El Roz n & F. Castellano n

TL;DR: This month's cover picture illustrates the absorption of visible light by a ruthenium bathophenanthroline MLCT chromophore followed by a sequence of electron transfer steps that ultimately leads to the efficient production of hydrogen gas from water. (via Semantic Scholar)
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: ORCID, Crossref, NC State University Libraries
Added: December 15, 2020

2016 journal article

Liquid PEG Polymers Containing Antioxidants: A Versatile Platform for Studying Oxygen-Sensitive Photochemical Processes

ACS APPLIED MATERIALS & INTERFACES, 8(36), 24038–24048.

By: C. Mongin n, J. Golden* & F. Castellano n

Contributors: C. Mongin n, J. Golden* & F. Castellano n

author keywords: photochemical upconversion; triplet energy transfer; oxygen scavenging; singlet oxygen; liquid polymers; oxygen-depleted materials
TL;DR: The successful application of widely available, inexpensive, innocuous "green" liquid polyethylene glycol (PEG) polymers containing the oxygen scavenger oleic acid (OA) as promising media for studying oxygen-sensitive photochemical processes is reported. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2016 review

Materials Integrating Photochemical Upconversion

[Review of ]. TOPICS IN CURRENT CHEMISTRY, 374(2).

By: C. McCusker n & F. Castellano n

author keywords: Photochemical upconversion; Triplet-triplet Annihilation; Wavelength shifting; Light emitting materials; Solid state upconversion; Soft photonic materials
TL;DR: This review features recent experimental work focused on the preparation and characterization of materials that integrate photochemical upconversion derived from sensitized triplet–triplet annihilation, resulting in the conversion of low energy photons to higher energy light, thereby enabling numerous wavelength-shifting applications. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2016 journal article

Tunable Excited-State Properties and Dynamics as a Function of Pt-Pt Distance in Pyrazolate-Bridged Pt(II) Dimers

JOURNAL OF PHYSICAL CHEMISTRY A, 120(4), 543–550.

By: S. Brown-Xu*, M. Kelley*, K. Fransted*, A. Chalcraborty, G. Schatz*, F. Castellano n, L. Chen*

Contributors: S. Brown-Xu*, M. Kelley*, K. Fransted*, A. Chakraborty n, G. Schatz*, F. Castellano n, L. Chen*

TL;DR: The results of the femtoseconds TA experiments reveal that intersystem crossing (ISC) occurs on ultrafast time scales (τS1 < 200 fs), while there are two relaxation processes occurring within the triplet manifold, τ1 = 0.5-3.2 ps and τ2 = 20-70 ps; the longer time constants correspond to the presence of bulkier bridging ligands. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2015 review

Altering Molecular Photophysics by Merging Organic and Inorganic Chromophores

[Review of ]. ACCOUNTS OF CHEMICAL RESEARCH, 48(3), 828–839.

By: F. Castellano n

Contributors: F. Castellano n

TL;DR: Research endeavors motivated by the concept that merging organic and inorganic chromophores can lead to new molecules exhibiting novel excited state properties are detailed, yielding systematic improvements to molecules poised for application in diverse research areas including light-harvesting, lifetime engineering, photocatalysis, and photochemical upconversion. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2015 journal article

Bioinspired design of redox-active ligands for multielectron catalysis: effects of positioning pyrazine reservoirs on cobalt for electro- and photocatalytic generation of hydrogen from water

CHEMICAL SCIENCE, 6(8), 4954–4972.

Contributors: J. Jurss*, R. Khnayzer n, J. Panetier*, K. El Roz n, E. Nichols*, M. Head-Gordon*, J. Long*, F. Castellano n, C. Chang*

Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2015 journal article

Efficient Visible to Near-UV Photochemical Upconversion Sensitized by a Long Lifetime Cu(I) MLCT Complex

INORGANIC CHEMISTRY, 54(12), 6035–6042.

By: C. McCusker n & F. Castellano n

Contributors: C. McCusker n & F. Castellano n

TL;DR: Photochemical upconversion quantum efficiencies were evaluated using a relative actinometric method as both a function of incident light power density as well as anthryl acceptor/annihilator concentration and the combination of 1 with DMA was shown to be quite robust, showing no obvious signs of decomposition during 12 h of continuous 488 nm photolysis. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2015 journal article

MLCT sensitizers in photochemical upconversion: past, present, and potential future directions

DALTON TRANSACTIONS, 44(41), 17906–17910.

By: F. Castellano n & C. McCusker n

Contributors: F. Castellano n & C. McCusker n

TL;DR: This treatment highlights the historical development of MLCT sensitizers in photochemical upconversion while indentifying current state-of-the-art and exciting opportunities in this arena moving towards the future. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2015 journal article

Near-Infrared-to-Visible Photon Upconversion Enabled by Conjugated Porphyrinic Sensitizers under Low-Power Noncoherent Illumination

JOURNAL OF PHYSICAL CHEMISTRY A, 119(22), 5642–5649.

By: J. Olivier*, Y. Bai*, H. Uh n, H. Yoo*, M. Therien* & F. Castellano n

Contributors: J. Olivier*, Y. Bai*, H. Uh n, H. Yoo*, M. Therien* & F. Castellano n

TL;DR: These studies represent the first examples whereby a low-power noncoherent NIR light source drives NIR-to-visible upconverted fluorescence centered in a spectral window within the bandgap of amorphous silicon. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2015 journal article

Parallelization of photocatalytic gas-producing reactions

Review of Scientific Instruments, 86(3), 034101.

By: R. Khnayzer*, D. Martin*, C. Codding* & F. Castellano n

Contributors: R. Khnayzer*, D. Martin*, C. Codding* & F. Castellano n

TL;DR: A 16-photoreactor apparatus permitting the kinetic evaluation of photocatalytic gas-producing reactions using head-space pressure, gas chromatography, and mass spectrometry operating in parallel is described, illustrated with molecular-based homogeneous photoc atalytic H2-generating compositions. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Crossref, ORCID, NC State University Libraries, NC State University Libraries
Added: August 6, 2018

2015 journal article

Photochemical upconversion and triplet annihilation limit from a boron dipyrromethene emitter

PHOTOCHEMICAL & PHOTOBIOLOGICAL SCIENCES, 14(7), 1265–1270.

By: F. Deng n, A. Francis n, W. Weare n & F. Castellano n

Contributors: F. Deng n, A. Francis n, W. Weare n & F. Castellano n

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2015 journal article

Photon upconversion sensitized by a Ru(II)-pyrenyl chromophore

Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 373(2044), 20140322.

By: F. Deng n, M. Lazorski n & F. Castellano n

Contributors: F. Deng n, M. Lazorski n & F. Castellano n

author keywords: photon upconversion; triplet-triplet annihilation; anti-Stokes emission; molecular photophysics; wavelength shifting
TL;DR: Quadratic-to-linear incident power regimes for the upconversion process were identified for this composition under monochromatic 488 nm excitation, consistent with a sensitized TTA mechanism ultimately producing the anti-Stokes emission characteristic of anthracene singlet fluorescence. (via Semantic Scholar)
Sources: ORCID, NC State University Libraries, NC State University Libraries
Added: August 6, 2018

2015 journal article

Preface

Coordination Chemistry Reviews, 282-283, 1.

By: F. Castellano n & J. McCusker*

Contributors: F. Castellano n & J. McCusker*

Sources: Crossref, ORCID, NC State University Libraries, NC State University Libraries
Added: August 6, 2018

2015 journal article

Sensing of 2,4,6-Trinitrotoluene (TNT) and 2,4-Dinitrotoluene (2,4-DNT) in the Solid State with Photoluminescent Ru-II and Ir-III Complexes

CHEMISTRY-A EUROPEAN JOURNAL, 21(10), 4056–4064.

Contributors: L. Mosca*, R. Khnayzer*, M. Lazorski n, E. Danilov n, F. Castellano n & P. Anzenbacher n

author keywords: electron transfer; explosive sensing; ink-jet printing; luminescence; ultrafast transient absorption
TL;DR: The combined effect of a long-lived excited state and an energetically favorable driving force for the PET process makes the Ru(II) and Ir(III) MLCT complexes discussed here particularly appealing for the detection of nitroaromatic volatiles and related high-energy compounds. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2015 journal article

Tetrahedral rigid core antenna chromophores bearing bay-substituted perylenediimides

TETRAHEDRON, 71(51), 9519–9527.

By: M. Myahkostupov n & F. Castellano n

Contributors: M. Myahkostupov n & F. Castellano n

author keywords: Perylenediimide; Rigid core chromophores; Sonogashira coupling; Dynamic NMR; Conformational exchange
UN Sustainable Development Goal Categories
14. Life Below Water (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2015 journal article

Transient Absorption Dynamics of Sterically Congested Cu(I) MLCT Excited States

JOURNAL OF PHYSICAL CHEMISTRY A, 119(13), 3181–3193.

By: S. Garakyaraghi n, E. Danilov n, C. McCusker n & F. Castellano n

Contributors: S. Garakyaraghi n, E. Danilov n, C. McCusker n & F. Castellano n

TL;DR: The molecule with the most inhibited potential for distortion, [Cu(dsbtmp)2](+), possessed the fastest ultrafast dynamics as well as the longest excited state lifetimes in both solvents, illustrating that strongly impeded structural distortion in Cu(I) MLCT excited state enables more rapid surface crossings in the initial deactivation dynamics. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2014 journal article

Advances in the light conversion properties of Cu(I)-based photosensitizers

POLYHEDRON, 82, 57–70.

By: M. Lazorski n & F. Castellano n

Contributors: M. Lazorski n & F. Castellano n

author keywords: Inorganic photophysics; Excited state electron transfer; Energy transfer; Cu(I) MLCT excited states; Solar energy conversion
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2014 journal article

Excited State Equilibrium Induced Lifetime Extension in a Dinuclear Platinum(II) Complex

The Journal of Physical Chemistry A, 118(45), 10391–10399.

By: C. McCusker n, A. Chakraborty* & F. Castellano n

Contributors: C. McCusker n, A. Chakraborty* & F. Castellano n

TL;DR: This structural modification introduces low-lying PNI-based triplet states serving as long-lived triplet population reservoirs, thermally capable of repopulating the charge transfer state at room temperature (RT), thereby extending its excited state lifetime. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: Crossref, ORCID, NC State University Libraries, Web Of Science
Added: August 6, 2018

2014 journal article

Intramolecular radiationless transitions dominate exciton relaxation dynamics

CHEMICAL PHYSICS LETTERS, 599, 23–33.

By: C. Jumper*, J. Anna*, A. Stradomska*, J. Schins*, M. Myahkostupov n, V. Prusakova*, D. Oblinsky*, F. Castellano n, J. Knoester*, G. Scholes*

Contributors: C. Jumper*, J. Anna*, A. Stradomska*, J. Schins*, M. Myahkostupov n, V. Prusakova*, D. Oblinsky*, F. Castellano n, J. Knoester*, G. Scholes*

UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2014 journal article

Light-Driven Hydrogen Evolution by BODIPY-Sensitized Cobaloxime Catalysts

INORGANIC CHEMISTRY, 53(9), 4527–4534.

By: J. Bartelmess n, A. Francis n, K. El Roz n, F. Castellano n, W. Weare n & R. Sommer n

Contributors: J. Bartelmess n, A. Francis n, K. El Roz n, F. Castellano n, W. Weare n & R. Sommer n

TL;DR: It is concluded that accessing the photoexcited triplet state of the BODIPY chromophore by introducing heavy atoms is necessary for efficient electron transfer in this system, enabling catalytic hydrogen generation. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2014 journal article

Photochemical Upconversion: The Primacy of Kinetics

JOURNAL OF PHYSICAL CHEMISTRY LETTERS, 5(22), 4062–4072.

By: T. Schmidt* & F. Castellano n

Contributors: T. Schmidt* & F. Castellano n

TL;DR: A brief overview of research into photochemical upconverting is provided and a tutorial to guide the design of efficient upconversion compositions is provided to help develop very efficient systems. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2014 journal article

Red-to-Blue/Cyan/Green Upconverting Microcapsules for Aqueous- and Dry-Phase Color Tuning and Magnetic Sorting

ACS PHOTONICS, 1(4), 382–388.

By: J. Kim*, F. Deng n, F. Castellano n & J. Kim*

Contributors: J. Kim*, F. Deng n, F. Castellano n & J. Kim*

author keywords: upconversion; energy transfer; microcapsule; microfluidics; anti-Stokes emission
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2014 journal article

Texaphyrin sensitized near-IR-to-visible photon upconversion

PHOTOCHEMICAL & PHOTOBIOLOGICAL SCIENCES, 13(5), 813–819.

By: F. Deng n, W. Sun* & F. Castellano n

Contributors: F. Deng n, W. Sun* & F. Castellano n

TL;DR: In pulsed laser experiments at higher sensitizer concentrations, the triplet-triplet annihilation quantum yield was determined to saturate at approximately 13%, corresponding to an upconversion yield of ∼10%, suggesting that the dichloromethane solvent either lowers the T2 state of the rubrene acceptor or is somehow attenuating the annihilation reaction between excited rubrene triplets. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2014 journal article

Towards a comprehensive understanding of visible-light photogeneration of hydrogen from water using cobalt(ii) polypyridyl catalysts

Energy Environ. Sci., 7(4), 1477–1488.

By: R. Khnayzer n, V. Thoi*, M. Nippe*, A. King*, J. Jurss*, K. El Roz n, J. Long*, C. Chang*, F. Castellano n

Contributors: R. Khnayzer n, V. Thoi*, M. Nippe*, A. King*, J. Jurss*, K. El Roz n, J. Long*, C. Chang*, F. Castellano n

UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Crossref, ORCID, NC State University Libraries
Added: August 28, 2020

2014 journal article

Triplet State Formation in Homo- and Heterometallic Diketopyrrolopyrrole Chromophores

INORGANIC CHEMISTRY, 53(23), 12564–12571.

By: C. McCusker n, D. Hablot*, R. Ziessel* & F. Castellano n

Contributors: C. McCusker n, D. Hablot*, R. Ziessel* & F. Castellano n

TL;DR: Steady-state and time-resolved photoluminescence along with transient absorption measurements were used to probe the nature of the emissive and long-lived excited states of diketopyrrolopyrrole complexes. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2013 journal article

Annihilation Limit of a Visible-to-UV Photon Upconversion Composition Ascertained from Transient Absorption Kinetics

The Journal of Physical Chemistry A, 117(21), 4412–4419.

By: F. Deng*, J. Blumhoff* & F. Castellano*

Contributors: F. Deng*, J. Blumhoff* & F. Castellano*

TL;DR: Clear evidence for the subsequent triplet-triplet annihilation (TTA) of anthracene was afforded by numerous experiments, one of the most compelling was an excitation scan illustrating that the Q-band absorption features of PdOEP are solely responsible for sensitizing the anti-Stokes fluorescence. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Crossref, ORCID, NC State University Libraries
Added: August 28, 2020

2013 journal article

Catalytic proton reduction with transition metal complexes of the redox-active ligand bpy2PYMe

Chemical Science, 4(10), 3934.

By: M. Nippe*, R. Khnayzer*, J. Panetier*, D. Zee*, B. Olaiya*, M. Head-Gordon*, C. Chang*, F. Castellano*, J. Long*

Contributors: M. Nippe*, R. Khnayzer*, J. Panetier*, D. Zee*, B. Olaiya*, M. Head-Gordon*, C. Chang*, F. Castellano*, J. Long*

UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Crossref, ORCID, NC State University Libraries
Added: August 28, 2020

2013 journal article

Charge-Transfer and Ligand-Localized Photophysics in Luminescent Cyclometalated Pyrazolate-Bridged Dinuclear Platinum(II) Complexes

Organometallics, 32(14), 3819–3829.

By: A. Chakraborty, J. Deaton, A. Haefele & F. Castellano*

Contributors: A. Chakraborty, J. Deaton, A. Haefele & F. Castellano*

Sources: Crossref, ORCID, NC State University Libraries
Added: August 28, 2020

2013 journal article

Design of a Long-Lifetime, Earth-Abundant, Aqueous Compatible Cu(I) Photosensitizer Using Cooperative Steric Effects

Inorganic Chemistry, 52(14), 8114–8120.

By: C. McCusker* & F. Castellano*

Contributors: C. McCusker* & F. Castellano*

TL;DR: A new homoleptic Cu(I) photosensitizer designed to exhibit cooperative steric hindrance, unexpectedly produced strong photoluminescence and long excited state lifetimes in a broad range of coordinating and noncoordinating solvents, along with impressive thermodynamic and photochemical stability in solution. (via Semantic Scholar)
Sources: Crossref, ORCID, NC State University Libraries, Web Of Science
Added: August 28, 2020

2013 journal article

Diarylpyrenes vs. diaryltetrahydropyrenes: Crystal structures, fluorescence, and upconversion photochemistry

JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY A-CHEMISTRY, 272, 49–57.

By: A. El-Ballouli*, R. Khnayzer*, J. Khalife*, A. Fonari*, K. Hallal*, T. Timofeeva*, D. Patra*, F. Castellano n, B. Wex*, B. Kaafarani*

Contributors: A. El-Ballouli*, R. Khnayzer*, J. Khalife*, A. Fonari*, K. Hallal*, T. Timofeeva*, D. Patra*, F. Castellano n, B. Wex*, B. Kaafarani*

author keywords: Pyrene; Tetrahydropyrene; OLED; Upconversion photochemistry
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2013 journal article

Improving the Catalytic Activity of Semiconductor Nanocrystals through Selective Domain Etching

Nano Letters, 13(5), 2016–2023.

By: E. Khon*, K. Lambright*, R. Khnayzer*, P. Moroz*, D. Perera*, E. Butaeva*, S. Lambright*, F. Castellano*, M. Zamkov*

Contributors: E. Khon*, K. Lambright*, R. Khnayzer*, P. Moroz*, D. Perera*, E. Butaeva*, S. Lambright*, F. Castellano*, M. Zamkov*

author keywords: Photovoltaics; catalysis; nanocrystals; etching; titanium dioxide
Sources: Crossref, ORCID, NC State University Libraries
Added: August 28, 2020

2013 report

LOW POWER UPCONVERSION FOR SOLAR FUELS PHOTOCHEMISTRY

By: F. Castellano*

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: ORCID
Added: December 15, 2020

2013 journal article

Mono- and Dinuclear Cationic Iridium(III) Complexes Bearing a 2,5-Dipyridylpyrazine (2,5-dpp) Ligand

Inorganic Chemistry, 52(15), 8495–8504.

By: L. Donato*, C. McCusker*, F. Castellano* & E. Zysman-Colman*

Contributors: L. Donato*, C. McCusker*, F. Castellano* & E. Zysman-Colman*

MeSH headings : Crystallography, X-Ray; Electrochemistry; Iridium / chemistry; Ligands; Models, Molecular; Molecular Conformation; Organometallic Compounds / chemical synthesis; Organometallic Compounds / chemistry; Pyrazines / chemistry
TL;DR: Density functional theory (DFT) calculations and electrochemical behavior point to an electronic communication between the two iridium complexes. (via Semantic Scholar)
Sources: Crossref, ORCID, NC State University Libraries
Added: August 28, 2020

2013 journal article

Near-IR phosphorescent metalloporphyrin as a photochemical upconversion sensitizer

Chemical Communications, 49(67), 7406.

By: F. Deng*, J. Sommer*, M. Myahkostupov*, K. Schanze* & F. Castellano*

Contributors: F. Deng*, J. Sommer*, M. Myahkostupov*, K. Schanze* & F. Castellano*

Sources: Crossref, ORCID, NC State University Libraries
Added: August 28, 2020

2013 journal article

Orange-to-blue and red-to-green photon upconversion with a broadband absorbing copper(i) MLCT sensitizer

Chemical Communications, 49(34), 3537.

By: C. McCusker* & F. Castellano*

Contributors: C. McCusker* & F. Castellano*

TL;DR: A synthetically facile and earth abundant Cu(I) metal-to-ligand charge transfer transfer sensitizer was successfully incorporated into two distinct photochemical upconversion schemes, affording red- to-green and orange-To-blue wavelength conversions. (via Semantic Scholar)
Sources: Crossref, ORCID, NC State University Libraries
Added: August 28, 2020

2013 journal article

Photochemical Upconversion: A Physical or Inorganic Chemistry Experiment for Undergraduates Using a Conventional Fluorimeter

Journal of Chemical Education, 90(6), 786–789.

By: B. Wilke* & F. Castellano*

Contributors: B. Wilke* & F. Castellano*

author keywords: Upper-Division Undergraduate; Inorganic Chemistry; Physical Chemistry; Laboratory Instruction; Hands-On Learning/Manipulatives; Photochemistry; Fluorescence Spectroscopy; Kinetics; Rate Law; UV-Vis Spectroscopy
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Crossref, ORCID, NC State University Libraries
Added: August 28, 2020

2013 journal article

Ranking Solvent Interactions and Dielectric Constants with [Pt(mesBIAN)(tda)]: A Cautionary Tale for Polarity Determinations in Ionic Liquids

ChemPhysChem, 14(5), 1025–1030.

By: G. Baker, A. Rachford, F. Castellano* & S. Baker

Contributors: G. Baker, A. Rachford, F. Castellano* & S. Baker

author keywords: charge-transfer absorption; dielectric constants; ionic liquids; nano(segregation); polarity
TL;DR: The charge-transfer absorption band of [Pt(mesBIAN)(tda)] is determined to be primarily dependent upon solvent acidity and dipolarity, highlighting the complexity and domain (nano)segregation inherent to ionic liquids. (via Semantic Scholar)
Sources: Crossref, ORCID, NC State University Libraries
Added: August 28, 2020

2013 journal article

Robust Cuprous Phenanthroline Sensitizer for Solar Hydrogen Photocatalysis

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 135(38), 14068–14070.

By: R. Khnayzer*, C. McCusker*, B. Olaiya* & F. Castellano*

Contributors: R. Khnayzer*, C. Mccusker*, B. Olaiya* & F. Castellano*

TL;DR: The Cu(I) metal-to-ligand charge-transfer complex exhibits outstanding stability as a visible-light- absorption photosensitizer in hydrogen-evolving homogeneous photocatalysis. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2013 journal article

Structural Refinement of Ladder-Type Perylenediimide Dimers: A Classical Tale of Conformational Dynamics

JOURNAL OF ORGANIC CHEMISTRY, 78(17), 8634–8644.

By: M. Myahkostupov*, V. Prusakova*, D. Oblinsky*, G. Scholes* & F. Castellano*

Contributors: M. Myahkostupov*, V. Prusakova*, D. Oblinsky*, G. Scholes* & F. Castellano*

MeSH headings : Dimerization; Imides / chemistry; Molecular Structure; Perylene / analogs & derivatives; Perylene / chemistry; Quantum Theory
TL;DR: Rational two-dimensional NMR approaches based on both homo- and heteronuclear couplings, in conjunction with high-level structural DFT calculations, were readily applied to these structures, producing well-defined analytical characterization, and the associated methodology is described in detail. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2013 journal article

Toward Organic Photohydrides: Excited-State Behavior of 10-Methyl-9-phenyl-9,10-dihydroacridine

The Journal of Physical Chemistry B, 117(49), 15290–15296.

By: X. Yang*, J. Walpita*, D. Zhou*, H. Luk*, S. Vyas*, R. Khnayzer*, S. Tiwari*, K. Diri* ...

Contributors: X. Yang*, J. Walpita*, D. Zhou*, H. Luk*, S. Vyas*, R. Khnayzer*, S. Tiwari*, K. Diri* ...

MeSH headings : Acetonitriles / chemistry; Acridines / chemistry; Hydrogen / chemistry; Hydrogen Peroxide / chemistry; Spectrophotometry, Ultraviolet; Thermodynamics; Ultraviolet Rays; Water / chemistry
TL;DR: To facilitate the search for improved organic photohydrides that exhibit a concerted mechanism, a computational methodology is presented that evaluates the thermodynamic parameters for the hydride ion, hydrogen atom, and electron release from organic hydrides. (via Semantic Scholar)
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Crossref, ORCID, NC State University Libraries
Added: August 28, 2020

2013 journal article

Tracking of Tuning Effects in Bis-Cyclometalated Iridium Complexes: A Combined Time Resolved Infrared Spectroscopy, Electrochemical, and Computational Study

Inorganic Chemistry, 52(15), 8795–8804.

By: D. Chirdon*, C. McCusker*, F. Castellano* & S. Bernhard*

Contributors: D. Chirdon*, C. McCusker*, F. Castellano* & S. Bernhard*

MeSH headings : Electrochemistry; Iridium / chemistry; Models, Molecular; Molecular Conformation; Organometallic Compounds / chemical synthesis; Organometallic Compounds / chemistry; Quantum Theory; Spectrophotometry, Infrared
TL;DR: Electronic structure and photophysical properties have been investigated for a new series of fluorinated iridium complexes with the parent [Ir(ppy)2(deeb)](PF6) and consistency in the first excitation throughout the series of complexes is revealed. (via Semantic Scholar)
Sources: Crossref, ORCID, NC State University Libraries
Added: August 28, 2020

2013 journal article

Ultrafast Photoinduced Electron Transfer in Viologen-Linked BODIPY Dyes

ChemPhysChem, 14(14), 3348–3354.

By: D. Frath, J. Yarnell*, G. Ulrich, F. Castellano* & R. Ziessel

Contributors: D. Frath, J. Yarnell*, G. Ulrich, F. Castellano* & R. Ziessel

author keywords: absorption; dyes; pigments; electron transfer; fluorescent probes; photophysics
TL;DR: New boron-dipyrromethene (BODIPY) dyes linked to viologen are prepared and their photophysical and electrochemical properties are investigated, demonstrating well-defined redox behavior and heavily quenched by photoinduced electron transfer from the BODIPy to the viologe subunit. (via Semantic Scholar)
Sources: Crossref, ORCID, NC State University Libraries
Added: August 28, 2020

2012 journal article

Back Cover: Dondorff Rings: Synthesis, Isolation, and Properties of 60°-Directed Bisterpyridine-Based Folded Tetramers (Chem. Eur. J. 37/2012)

Chemistry - A European Journal, 18(37), 11840–11840.

By: A. Schultz*, X. Li*, C. McCusker*, C. Moorefield*, F. Castellano*, C. Wesdemiotis*, G. Newkome*

Sources: Crossref, NC State University Libraries
Added: August 28, 2020

2012 journal article

Dondorff Rings: Synthesis, Isolation, and Properties of 60°-Directed Bisterpyridine-Based Folded Tetramers

Chemistry - A European Journal, 18(37), 11569–11572.

By: A. Schultz*, X. Li*, C. McCusker*, C. Moorefield*, F. Castellano*, C. Wesdemiotis*, G. Newkome*

Contributors: A. Schultz*, X. Li*, C. McCusker*, C. Moorefield*, F. Castellano*, C. Wesdemiotis*, G. Newkome*

author keywords: heterometallic; metallocycles; ruthenium; self-assembly; terpyridine
MeSH headings : Models, Molecular; Molecular Structure; Organometallic Compounds / chemical synthesis; Organometallic Compounds / chemistry; Pyridines / chemistry; Ruthenium / chemistry
TL;DR: The synthesis, isolation, and characterization of five novel bisterpyridine-based metallomacrocycles, possessing a folded tetrameric configuration is reported, and the initial dimeric building block with the stable linear {tpy-Ru(II)-tpy} connectivity circumvents the formation of the thermodynamic favored molecular triangles. (via Semantic Scholar)
Sources: Crossref, ORCID, NC State University Libraries
Added: August 28, 2020

2012 journal article

Getting to the (Square) Root of the Problem: How to Make Noncoherent Pumped Upconversion Linear

The Journal of Physical Chemistry Letters, 3(3), 299–303.

By: A. Haefele*, J. Blumhoff*, R. Khnayzer* & F. Castellano*

Contributors: A. Haefele*, J. Blumhoff*, R. Khnayzer* & F. Castellano*

Sources: Crossref, ORCID, NC State University Libraries
Added: August 28, 2020

2012 journal article

High Efficiency Low-Power Upconverting Soft Materials

Chemistry of Materials, 24(12), 2250–2252.

By: J. Kim*, F. Deng*, F. Castellano* & J. Kim*

Contributors: J. Kim*, F. Deng*, F. Castellano* & J. Kim*

author keywords: photon upconversion; triplet-triplet annihilation; triplet fusion; soft materials; photonic materials
Sources: Crossref, ORCID, NC State University Libraries
Added: August 28, 2020

2012 journal article

Ligand-Localized Triplet-State Photophysics in a Platinum(II) Terpyridyl Perylenediimideacetylide

Inorganic Chemistry, 51(15), 8589–8598.

By: V. Prusakova*, C. McCusker* & F. Castellano*

Contributors: V. Prusakova*, C. McCusker* & F. Castellano*

TL;DR: Time-resolved step-scan FT-IR spectroscopy was used to characterize the triplet excited state of the PDI-acetylide sensitized in the title compound and its associated model complex, found to be in excellent agreement with the expected change in the relevant DFT-calculated IR frequencies in the nonmetalated PDI model chromophore. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Crossref, ORCID, NC State University Libraries
Added: August 28, 2020

2012 journal article

Metal Coordination Induced π-Extension and Triplet State Production in Diketopyrrolopyrrole Chromophores

Inorganic Chemistry, 51(15), 7957–7959.

By: C. McCusker*, D. Hablot*, R. Ziessel* & F. Castellano*

Contributors: C. McCusker*, D. Hablot*, R. Ziessel* & F. Castellano*

TL;DR: Upon coordination of the bpy-DPP-bpy subunit resulting in its planarization, the π-conjugation in the DPP chromophore formally extends and was manifested as a substantial red shift in the absorption and fluorescence profiles of 1 and 2. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Crossref, ORCID, NC State University Libraries
Added: August 28, 2020

2012 journal article

Photocatalytic Activity of Core/Shell Semiconductor Nanocrystals Featuring Spatial Separation of Charges

The Journal of Physical Chemistry C, 116(43), 22786–22793.

By: D. Perera, R. Lorek, R. Khnayzer, P. Moroz, T. O’Connor, D. Khon*, G. Diederich, E. Kinder ...

Contributors: D. Perera, R. Lorek, R. Khnayzer, P. Moroz, . T. O'Connor, D. Khon*, G. Diederich, E. Kinder ...

Sources: Crossref, ORCID, NC State University Libraries
Added: August 28, 2020

2012 journal article

Photocatalytic Hydrogen Production at Titania-Supported Pt Nanoclusters That Are Derived from Surface-Anchored Molecular Precursors

The Journal of Physical Chemistry C, 116(1), 1429–1438.

By: R. Khnayzer, L. Thompson*, M. Zamkov, S. Ardo*, G. Meyer*, C. Murphy*, F. Castellano*

Contributors: R. Khnayzer, L. Thompson*, M. Zamkov, S. Ardo*, G. Meyer*, C. Murphy*, F. Castellano*

Sources: ORCID, Crossref, NC State University Libraries
Added: December 15, 2020

2012 article

Photoprocesses of Relevance to Supramolecular Chemistry

Spänig, F., Haefele, A., & Castellano, F. N. (2012, March). Supramolecular Chemistry.

By: F. Spänig*, A. Haefele* & F. Castellano*

Source: ORCID
Added: December 15, 2020

2012 journal article

Spectroscopy and Photophysics in Cyclometalated RuII-Bis(bipyridyl) Complexes

European Journal of Inorganic Chemistry, 2012(25), 4004–4011.

By: M. Muro-Small*, J. Yarnell*, C. McCusker* & F. Castellano*

Contributors: M. Muro-Small*, J. Yarnell*, C. McCusker* & F. Castellano*

author keywords: Sensitizers; Spectroelectrochemistry; Photoluminescence; Transient absorbance; Raman spectroscopy; Ruthenium
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: ORCID, Crossref, NC State University Libraries
Added: December 15, 2020

2012 journal article

Stibonium Ions for the Fluorescence Turn-On Sensing of F– in Drinking Water at Parts per Million Concentrations

Journal of the American Chemical Society, 134(37), 15309–15311.

By: I. Ke*, M. Myahkostupov*, F. Castellano* & F. Gabbaï*

Contributors: I. Ke*, M. Myahkostupov*, F. Castellano* & F. Gabbaï*

MeSH headings : Anions; Drinking Water / analysis; Fluorescence; Fluorides / analysis; Spectrometry, Fluorescence
TL;DR: The 9-anthryltriphenylstibonium cation, [1](+), has been synthesized and used as a sensor for the toxic fluoride anion in water and can be used in plain tap water or bottled water to test fluoridation levels. (via Semantic Scholar)
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Crossref, ORCID, NC State University Libraries
Added: August 28, 2020

2012 journal article

Structure and Activity of Photochemically Deposited “CoPi” Oxygen Evolving Catalyst on Titania

ACS Catalysis, 2(10), 2150–2160.

Contributors: R. Khnayzer*, M. Mara*, J. Huang*, M. Shelby*, L. Chen* & F. Castellano*

author keywords: cobalt phosphate; CoPi; titania; structure; water oxidation; oxygen evolution; photodeposition
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Crossref, ORCID, NC State University Libraries
Added: August 28, 2020

2012 journal article

Transition metal complexes meet the rylenes

Dalton Transactions, 41(28), 8493–8501.

By: F. Castellano*

Contributors: F. Castellano*

TL;DR: This Perspective highlights an emerging area of metal-organic chromophore science related to the photochemistry and photophysics of coordination compounds and organometallic structures covalently tethered to rylene (naphthalene-cored) imide and diimide scaffolds. (via Semantic Scholar)
Sources: ORCID, Crossref, NC State University Libraries
Added: December 15, 2020

2012 journal article

Upconversion-powered photoelectrochemistry

Chem. Commun., 48(2), 209–211.

By: R. Khnayzer, J. Blumhoff, J. Harrington, A. Haefele, F. Deng & F. Castellano*

Contributors: R. Khnayzer, J. Blumhoff, J. Harrington, A. Haefele, F. Deng & F. Castellano*

TL;DR: Upconversion photochemistry occurring between palladium(II) octaethylporphyrin and 9,10-diphenylanthracene in toluene successfully sensitizes nanostructured WO(3) photoanodes to sub-bandgap non-coherent green photons at low power density. (via Semantic Scholar)
Sources: Crossref, ORCID, NC State University Libraries
Added: August 28, 2020

2011 journal article

Bidirectional “Ping-Pong” Energy Transfer and 3000-Fold Lifetime Enhancement in a Re(I) Charge Transfer Complex

Inorganic Chemistry, 50(16), 7820–7830.

By: J. Yarnell*, J. Deaton*, C. McCusker* & F. Castellano*

Contributors: J. Yarnell*, J. Deaton*, C. McCusker* & F. Castellano*

TL;DR: The synthesis and photophysics of a new Re(I)-carbonyl diimine complex, Re(PNI-phen)(CO)(3)Cl), where the PNI-phen is N-(1,10-phenanthroline)-4-(1-piperidinyl)naphthalene-1,8-dicarboximide is reported, represents an interesting example of "ping-pong" energy transfer. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Crossref, ORCID, NC State University Libraries
Added: August 28, 2020

2011 journal article

Carbazole donor and carbazole or bithiophene bridged sensitizers for dye-sensitized solar cells

Journal of Photochemistry and Photobiology A: Chemistry, 223(1), 57–64.

By: A. Onicha, K. Panthi, T. Kinstle & F. Castellano*

Contributors: A. Onicha, K. Panthi, T. Kinstle & F. Castellano*

author keywords: Organic DSSC; Carbazole donor; Carbazole linker; Photochemically stable organic sensitizer
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Crossref, ORCID, NC State University Libraries
Added: August 28, 2020

2011 journal article