Works (28)

Updated: April 4th, 2024 12:51

2024 journal article

Polaron absorption in aligned conjugated polymer films: breakdown of adiabatic treatments and going beyond the conventional mid-gap state model

Materials Horizons.

By: G. LeCroy*, R. Ghosh*, V. Untilova*, L. Guio*, K. Stone*, M. Brinkmann*, C. Luscombe*, F. Spano*, A. Salleo*

Sources: ORCID, Crossref, NC State University Libraries
Added: January 19, 2024

2023 journal article

Connecting the dots for fundamental understanding of structure–photophysics–property relationships of COFs, MOFs, and perovskites using a Multiparticle Holstein Formalism

Chemical Science, 14(5), 1040–1064.

By: R. Ghosh* & F. Paesani*

Sources: ORCID, Crossref, NC State University Libraries
Added: January 19, 2024

2023 journal article

Engineering Flat and Dispersive Bands in 2D Layered COFs via Interlayer Stacking and Donor–Acceptor Strategy

Chemistry of Materials, 35(16), 6235–6245.

By: Y. Pan*, C. Ho*, F. Paesani* & R. Ghosh*

Sources: ORCID, Crossref, NC State University Libraries
Added: January 19, 2024

2023 journal article

Multipolaron Complexes in Conducting Polymers: The Importance of Hole–Hole Repulsion in Charge Delocalization

The Journal of Physical Chemistry C, 127(13), 6414–6424.

Sources: ORCID, Crossref, NC State University Libraries
Added: January 19, 2024

2023 journal article

Observation of Weak Counterion Size Dependence of Thermoelectric Transport in Ion Exchange Doped Conducting Polymers Across a Wide Range of Conductivities

Advanced Energy Materials, 13(9).

By: C. Chen*, I. Jacobs*, K. Kang*, Y. Lin*, C. Jellett*, B. Kang*, S. Lee*, Y. Huang* ...

Sources: Crossref, NC State University Libraries
Added: January 21, 2024

2022 article

The Behavior of Methane-Water Mixtures Under Elevated Pressures Using Many-Body Potentials

Robinson, V. N., Ghosh, R., Egan, C. E., Riera, M., Knight, C., Paesani, F., & Hassanali, A. (2022, March 3). [], Vol. 3.

UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Source: ORCID
Added: January 19, 2024

2022 journal article

The behavior of methane–water mixtures under elevated pressures from simulations using many-body potentials

The Journal of Chemical Physics, 156(19).

UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Crossref, NC State University Libraries
Added: January 21, 2024

2022 journal article

Transferability of data-driven, many-body models for CO2 simulations in the vapor and liquid phases

The Journal of Chemical Physics, 156(10), 104503.

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: ORCID
Added: January 19, 2024

2021 journal article

Quantifying Polaron Mole Fractions and Interpreting Spectral Changes in Molecularly Doped Conjugated Polymers

Advanced Electronic Materials, 8(4), 2100888.

By: A. Moulé*, G. Gonel*, T. Murrey*, R. Ghosh*, J. Saska*, N. Shevchenko*, I. Denti*, A. Fergerson* ...

Contributors: A. Moulé*, G. Gonel*, T. Murrey*, R. Ghosh*, J. Saska*, N. Shevchenko*, I. Denti*, A. Fergerson* ...

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: ORCID, Crossref, NC State University Libraries
Added: January 19, 2024

2021 article

Topology-Mediated Enhanced Polaron Coherence in Covalent Organic Frameworks

Ghosh, R., & Paesani, F. (2021, July 28).

By: R. Ghosh* & F. Paesani*

TL;DR: It is found that intrasheet topological connectivity and π-column density can override disorder-induced deep traps and significantly enhance polaron migration by several orders of magnitude in good agreement with recent experimental observations. (via Semantic Scholar)
Source: ORCID
Added: January 19, 2024

2021 journal article

Topology-Mediated Enhanced Polaron Coherence in Covalent Organic Frameworks

The Journal of Physical Chemistry Letters, 12(39), 9442–9448.

By: R. Ghosh* & F. Paesani*

Contributors: R. Ghosh* & F. Paesani*

Sources: ORCID, Crossref, NC State University Libraries
Added: January 19, 2024

2021 article

Topology-Mediated Enhanced Polaron Coherence in Covalent Organic Frameworks

Ghosh, R., & Paesani, F. (2021, July 28). ChemRxiv.

By: R. Ghosh* & F. Paesani*

Contributors: R. Ghosh* & F. Paesani*

Source: ORCID
Added: January 19, 2024

2021 article

Transferability of data-driven, many-body models for CO<sub>2</sub> simulations in the vapor and liquid phases

ChemRxiv.

By: S. Yue*, M. Riera*, R. Ghosh*, A. Panagiotopoulos* & F. Paesani*

Contributors: S. Yue*, M. Riera*, R. Ghosh*, A. Panagiotopoulos* & F. Paesani*

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: ORCID
Added: January 19, 2024

2021 journal article

Understanding Bipolarons in Conjugated Polymers Using a Multiparticle Holstein Approach

Journal of Physical Chemistry C, 125(44), 24487–24497.

By: M. Qarai*, R. Ghosh* & F. Spano*

Contributors: M. Qarai*, R. Ghosh* & F. Spano*

Source: ORCID
Added: January 19, 2024

2021 journal article

Unraveling the effect of defects, domain size, and chemical doping on photophysics and charge transport in covalent organic frameworks

Chemical Science, 12(24), 8373–8384.

By: R. Ghosh* & F. Paesani*

Contributors: R. Ghosh* & F. Paesani*

TL;DR: This study provides a quantitative characterization of the intricate interplay between electronic defects, domain sizes, pore volumes, chemical dopants, and three dimensional anisotropic charge migration in 2D COFs and proposes new research directions to address existing limitations and improve charge transport in COFs for applications in functional molecular electronic devices. (via Semantic Scholar)
Sources: ORCID, Crossref, NC State University Libraries
Added: January 19, 2024

2021 article

Unraveling the effect of defects, domain size, and chemical doping on photophysics and charge transport in covalent organic frameworks

ChemRxiv.

By: R. Ghosh* & F. Paesani*

Contributors: R. Ghosh* & F. Paesani*

Source: ORCID
Added: January 19, 2024

2020 article

Data-Driven Many-Body Models with Chemical Accuracy for CH<sub>4</sub>/H<sub>2</sub>O Mixtures

ChemRxiv.

By: M. Riera, A. Hirales, R. Ghosh* & F. Paesani*

Contributors: M. Riera, A. Hirales, R. Ghosh* & F. Paesani*

TL;DR: Analysis of structural properties calculated from molecular dynamics simulations of liquid methane and methane/water mixtures using both TTM-nrg and MB- nrg PEFs indicates that an accurate representation of short-range interactions is necessary for a quantitative description of the local solvation structure in liquid mixtures. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: ORCID
Added: January 19, 2024

2020 journal article

Data-Driven Many-Body Models with Chemical Accuracy for CH<sub>4</sub>/H<sub>2</sub>O Mixtures

Journal of Physical Chemistry B, 124(49), 11207–11221.

By: M. Riera*, A. Hirales*, R. Ghosh* & F. Paesani*

Contributors: M. Riera*, A. Hirales*, R. Ghosh* & F. Paesani*

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: ORCID
Added: January 19, 2024

2020 journal article

Excitons and Polarons in Organic Materials

Accounts of Chemical Research, 53(10), 2201–2211.

By: R. Ghosh* & F. Spano*

Contributors: R. Ghosh* & F. Spano*

TL;DR: The Holstein-based model has been highly successful in accounting for the spectral properties of molecular aggregates as well as conjugated polymers like poly(3-hexylthiophene) (P3HT) in the mid-IR and UV-vis spectral regions, with a particular emphasis on the spatial coherence length. (via Semantic Scholar)
Source: ORCID
Added: January 19, 2024

2019 journal article

Anisotropic Polaron Delocalization in Conjugated Homopolymers and Donor-Acceptor Copolymers

Chemistry of Materials, 31(17), 7033–7045.

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: ORCID
Added: January 19, 2024

2019 thesis

Spectroscopy of polarons in organic semiconductors: A new theoretical model

(PhD Dissertation). Temple University.

By: R. Ghosh

Source: NC State University Libraries
Added: February 2, 2024

2018 journal article

Spectral Signatures and Spatial Coherence of Bound and Unbound Polarons in P3HT Films: Theory Versus Experiment

Journal of Physical Chemistry C, 122(31), 18048–18060.

By: R. Ghosh*, A. Chew*, J. Onorato*, V. Pakhnyuk*, C. Luscombe*, A. Salleo*, F. Spano*

Contributors: R. Ghosh*, A. Chew*, J. Onorato*, V. Pakhnyuk*, C. Luscombe*, A. Salleo*, F. Spano*

Source: ORCID
Added: January 19, 2024

2018 journal article

Unraveling the Effect of Conformational and Electronic Disorder in the Charge Transport Processes of Semiconducting Polymers

Advanced Functional Materials, 28(41), 1804142.

Contributors: A. Chew*, R. Ghosh*, V. Pakhnyuk*, J. Onorato*, E. Davidson*, R. Segalman*, C. Luscombe*, F. Spano*, A. Salleo*

Source: ORCID
Added: January 19, 2024

2017 journal article

Sequential Doping Reveals the Importance of Amorphous Chain Rigidity in Charge Transport of Semi-Crystalline Polymers

Journal of Physical Chemistry Letters, 8(20), 4974–4980.

By: A. Chew*, R. Ghosh*, Z. Shang*, F. Spano* & A. Salleo*

Contributors: A. Chew*, R. Ghosh*, Z. Shang*, F. Spano* & A. Salleo*

TL;DR: A combination of infrared spectroscopy and theoretical simulations shows that the dopants selectively placed in the amorphous regions in the film via sequential doping result in highly localized polarons, increasing film connectivity and hence improving the overall conductivity of the film compared with the conventional doping processes. (via Semantic Scholar)
Source: ORCID
Added: January 19, 2024

2017 journal article

The Effects of Crystallinity on Charge Transport and the Structure of Sequentially Processed F<sub>4</sub>TCNQ-Doped Conjugated Polymer Films

Advanced Functional Materials, 27(44), 1702654.

By: D. Scholes*, P. Yee*, J. Lindemuth*, H. Kang*, J. Onorato*, R. Ghosh*, C. Luscombe*, F. Spano*, S. Tolbert*, B. Schwartz*

Contributors: D. Scholes*, P. Yee*, J. Lindemuth*, H. Kang*, J. Onorato*, R. Ghosh*, C. Luscombe*, F. Spano*, S. Tolbert*, B. Schwartz*

Source: ORCID
Added: January 19, 2024

2016 journal article

Polaron Delocalization in Conjugated Polymer Films

Journal of Physical Chemistry C, 120(21), 11394–11406.

By: R. Ghosh*, C. Pochas* & F. Spano*

Contributors: R. Ghosh*, C. Pochas* & F. Spano*

Source: ORCID
Added: January 19, 2024

2015 journal article

The effect of cluster size on the optical band gap energy of Zn-based metal-organic frameworks

Dalton Transactions, 44(30), 13464–13468.

By: R. Ghosh*, A. Pedicini*, P. Rao*, K. Asha*, A. Reber* & S. Mandal*

Contributors: R. Ghosh*, A. Pedicini*, P. Rao*, K. Asha*, A. Reber* & S. Mandal*

TL;DR: Three Metal-Organic Frameworks in which Zn metal ions form the secondary building unit, and 4,4'-sulfonyldibenzoic acid (SDB) serves as the ligand are synthesized. (via Semantic Scholar)
Source: ORCID
Added: January 19, 2024

2014 journal article

Synthesis, structure, photocatalytic and magnetic properties of an oxo-bridged copper dimer

RSC Advances, 4(41), 21195–21200.

By: R. Ghosh*, K. Asha*, S. Pratik*, A. Datta*, R. Nath* & S. Mandal*

Contributors: R. Ghosh*, K. Asha*, S. Pratik*, A. Datta*, R. Nath* & S. Mandal*

Source: ORCID
Added: January 19, 2024

Employment

Updated: March 9th, 2022 22:32

University of California San Diego La Jolla, CA, US
Post Doctoral Researcher Chemistry and Biochemistry

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