Wei Gao

Works (64)

Updated: November 5th, 2024 05:01

2024 journal article

A clickable embroidered triboelectric sensor for smart fabric

DEVICE, 2(4).

By: Y. Chen  n, Y. Ling n, Y. Yang n, Z. Wang *, Y. Liu n, W. Gao n, B. Yang *, X. Tao *, R. Yin n 

Sources: Web Of Science, ORCID, NC State University Libraries
Added: April 15, 2024

2024 article

Modeling of yarn-shaped supercapacitors - Unraveling its length dependent output

He, N., Zhang, Xi, Song, J., Zhao, F., & Gao, W. (2024, March 1). JOURNAL OF POWER SOURCES, Vol. 595.

By: N. He n, . Zhang *, J. Song*, F. Zhao * & W. Gao n

author keywords: Yarn -shaped supercapacitors (YSCs); Transmission line model (TLM); Equivalent electrical circuit (EEC); Equivalent series resistance (ESR); Electrochemical impedance spectroscopy (EIS)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: Web Of Science
Added: March 4, 2024

2024 article

Multilayer Core-Shell Fiber Device for Improved Strain Sensing and Supercapacitor Applications

Hossain, M. M., Kungsadalpipob, P., He, N., Gao, W., & Bradford, P. (2024, July 6). SMALL.

By: M. Hossain n, P. Kungsadalpipob *, N. He n, W. Gao n & P. Bradford n

author keywords: carbon nanotube; durability; mxene; sensor; supercapacitor
Source: Web Of Science
Added: July 17, 2024

2024 article

Two-Dimensional Materials in Textiles

He, N., Seyam, A.-F., & Gao, W. (2024, August 5). ADVANCED FIBER MATERIALS, Vol. 8.

By: N. He n, A. Seyam n  & W. Gao n

author keywords: Textiles; 2D materials; Graphene; MXene; Fibers; Yarns
Sources: Web Of Science, NC State University Libraries
Added: August 14, 2024

2023 journal article

A Multidirectional Forearm Electromagnetic Generator Designed via Numerical Simulations

ACTUATORS, 12(6).

By: N. He n, C. King*, Q. Xie*, F. Zhao * & W. Gao n

author keywords: electromagnetic; energy harvesting; wearable; body movement; multi-directional; numerical simulation
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: July 10, 2023

2023 journal article

An airflow-driven system for scalable production of nano-microfiber wrapped triboelectric yarns for wearable applications

CHEMICAL ENGINEERING JOURNAL, 477.

By: Y. Chen n, J. Hua  n, Y. Ling n, Y. Liu n, M. Chen n , B. Ju n, W. Gao n, A. Mills n , X. Tao *, R. Yin n 

author keywords: Triboelectric; Wearable; Nano-microfibers; Core -sheath yarn; Air blow
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries
Added: October 30, 2023

2023 journal article

Wet Spinning of Graphene Oxide Fibers with Different MnO2 Additives

ACS APPLIED MATERIALS & INTERFACES, 15(15), 19514–19526.

By: N. Subjalearndee n, N. He n, H. Cheng  n, P. Tesatchabut*, P. Eiamlamai *, S. Phothiphiphit*, O. Saensuk*, P. Limthongkul* ...

author keywords: graphene oxide; manganese dioxide; composite fibers; wet spinning; Zn-ion battery
UN Sustainable Development Goal Categories
14. Life Below Water (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: May 1, 2023

2022 journal article

Flexible, durable, and washable triboelectric yarn and embroidery for self-powered sensing and human-machine interaction

NANO ENERGY, 104.

By: Y. Chen n, E. Chen  n, Z. Wang *, Y. Ling n, R. Fisher n, M. Li  n, J. Hart n, W. Mu * ...

Contributors: R. Yin n 

author keywords: Triboelectric nanogenerator; Embroidery; Enameled copper wire; Wearable electronics; Human-machine interface
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries
Added: November 18, 2022

2022 article

Gamma((sic))-MnO2/rGO Fibered Cathode Fabrication from Wet Spinning and Dip Coating Techniques for Cable-Shaped Zn-Ion Batteries

Subjalearndee, N., He, N., Cheng, H., Tesatchabut, P., Eiamlamai, P., Limthongkul, P., … Zhang, X. (2022, January 17). ADVANCED FIBER MATERIALS, Vol. 1.

By: N. Subjalearndee n, N. He n, H. Cheng n, P. Tesatchabut*, P. Eiamlamai *, P. Limthongkul*, V. Intasanta *, W. Gao n, X. Zhang n 

author keywords: Zn-ion battery; Wet spinning; Dip coating; Reduced graphene oxide; Manganese dioxide; Fiber
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries
Added: January 24, 2022

2022 article

Nonwoven Membranes with Infrared Light-Controlled Permeability

Ramesh, S., Davis, J., Roros, A., Zhou, C., He, N., Gao, W., … Genzer, J. (2022, September 9). ACS APPLIED MATERIALS & INTERFACES, Vol. 9.

By: S. Ramesh n, J. Davis n, A. Roros n, C. Zhou n, N. He n, W. Gao n, S. Menegatti n , S. Khan n , J. Genzer n 

author keywords: smart-gated membranes; photothermal effect; stimuli-responsive hydrogels; nonwovens; graphene oxide
MeSH headings : Gels; Graphite; Microgels; Permeability; Polypropylenes; Temperature
TL;DR: This study presents the development of the first composite nonwoven fiber mats (NWFs) with infrared light-controlled permeability and shows potential toward processing temperature-sensitive bioactive ingredients or remote-controlled bioreactors. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: November 7, 2022

2022 journal article

Separator threads in yarn-shaped supercapacitors to avoid short-circuiting upon length

NPJ FLEXIBLE ELECTRONICS, 6(1).

By: N. He n, J. Song*, J. Liao *, F. Zhao * & W. Gao n

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: Web Of Science
Added: April 4, 2022

2021 journal article

A General Equivalent Electrical Circuit Model for the characterization of MXene/graphene oxide hybrid-fiber supercapacitors by electrochemical impedance spectroscopy - Impact of fiber length

ELECTROCHIMICA ACTA, 404.

By: J. Mainka, W. Gao n, N. He n, J. Dillet & O. Lottin

author keywords: Electrochemical Impedance Spectroscopy; (EIS); Equivalent Electrical Circuit (EEC); Transmission Line Model (TLM); Fiber-shaped Supercapacitors (FSCs); MXene
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Source: Web Of Science
Added: May 10, 2022

2021 article

Modeling the Triboelectric Behaviors of Elastomeric Nonwoven Fabrics

Wang, Y., Shim, E., He, N., Pourdeyhimi, B., & Gao, W. (2021, November 8). ADVANCED MATERIALS, Vol. 11.

By: Y. Wang n, E. Shim n , N. He n, B. Pourdeyhimi n  & W. Gao n

author keywords: maximum transferred charge density; meltblown nonwovens; nonwoven structural features; triboelectric nanogenerators
TL;DR: This model shows good prediction power while suggesting that the triboelectric output of nonwoven-based TENGs reaches a maximum in conductor-to-dielectric contact-mode at a specific thickness, solidity, or average fiber diameter when other structural features are fixed. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries
Added: October 21, 2021

2020 journal article

Dual-Core Supercapacitor Yarns: An Enhanced Performance Consistency and Linear Power Density

ACS APPLIED MATERIALS & INTERFACES, 12(13), 15211–15219.

By: N. He n, J. Liao *, F. Zhao * & W. Gao n

author keywords: graphene; MXene; yarn supercapacitors; e-textiles; power density
TL;DR: An YSC comprised of wet-spun fibers of reduced graphene oxide and MXene sheets is demonstrated, which exhibits prominent decreases in equivalent series resistance (ESR), and thus increases in power output upon increasing length, which is contradictory to the common expectations of a typical YSC. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: Web Of Science
Added: May 8, 2020

2020 journal article

Effects of Electrolyte Mediation and MXene Size in Fiber-Shaped Supercapacitors

ACS APPLIED ENERGY MATERIALS, 3(3), 2949–2958.

By: N. He n, S. Patil n, J. Qu *, J. Liao *, F. Zhao * & W. Gao n

author keywords: graphene; MXene; wet spinning; fibers; electrolyte; supercapacitors; size effect
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: May 8, 2020

2020 journal article

Modified gaphene oxide (GO) particles in peptide hydrogels: a hybrid system enabling scheduled delivery of synergistic combinations of chemotherapeutics

JOURNAL OF MATERIALS CHEMISTRY B, 8(17), 3852–3868.

By: J. Schneible n, K. Shi n, A. Young n, S. Ramesh n, N. He*, C. Dowdey n, J. Dubnansky n, R. Libya ...

MeSH headings : Antibiotics, Antineoplastic / chemistry; Antibiotics, Antineoplastic / pharmacology; Cell Proliferation / drug effects; Cell Survival / drug effects; Doxorubicin / chemistry; Doxorubicin / pharmacology; Drug Delivery Systems; Drug Screening Assays, Antitumor; Graphite / chemistry; Humans; Hydrogels / chemistry; Molecular Dynamics Simulation; Particle Size; Peptides / chemistry; Surface Properties; Tumor Cells, Cultured
TL;DR: A homogeneous composite comprising modified graphene oxide (GO) nanoparticles embedded in a Max8 peptide hydrogel, which provides controlled kinetics and molar ratios of release of doxorubicin (DOX) and gemcitabine (GEM) and is tested against a triple negative breast cancer cell line. (via Semantic Scholar)
UN Sustainable Development Goal Categories
3. Good Health and Well-being (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: June 1, 2020

2019 journal article

AgNP/crystalline PANI/EBP-composite-based supercapacitor electrode with internal chemical interactions

JOURNAL OF APPLIED POLYMER SCIENCE, 136(44).

By: H. Kim  n, M. Ramalingam *, V. Balakumar *, X. Zhang n , W. Gao n, Y. Son *, P. Bradford n

Contributors: P. Bradford n, Y. Son *, W. Gao n, X. Zhang n , V. Balakumar *, M. Ramalingam *, H. Kim  n

UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries
Added: September 9, 2019

2019 journal article

Chemically interconnected ternary AgNP/polypyrrole/functionalized buckypaper composites as high-energy-density supercapacitor electrodes

CHEMICAL PHYSICS LETTERS, 739.

By: H. Kim  n, M. Ramalingam *, V. Balakumar *, X. Zhang n , W. Gao n, Y. Son *, P. Bradford n

author keywords: Epoxide functionalized buckypaper; Polypyrrole; Silver nanoparticles; Chemical interactions; Supercapacitor
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: February 3, 2020

2019 journal article

Electronic Metal-Support Interaction To Modulate MoS2-Supported Pd Nanoparticles for the Degradation of Organic Dyes

ACS APPLIED NANO MATERIALS, 2(6), 3385–3393.

By: Y. Shi *, X. Huang *, Y. Wang *, Y. Zhou *, D. Yang*, F. Wang *, W. Gao n, X. Xia *

author keywords: palladium nanoparticles; chemically exfoliated MoS2; support effect; electronic metal-support interaction; catalytic reaction
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: July 22, 2019

2019 journal article

Image retrieval of wool fabric. Part II: based on low-level color features

TEXTILE RESEARCH JOURNAL, 90(7-8), 797–808.

By: N. Zhang *, J. Xiang *, L. Wang *, N. Xiong n, W. Gao* & R. Pan *

author keywords: wool fabric; dominant colors; color moments; image retrieval
TL;DR: Experimental results show that the proposed scheme can retrieve images with the same or similar colors quickly and effectively and it outperformed other methods, providing referential assistance for the factory worker when retrieving wool fabrics. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: November 11, 2019

2019 journal article

Mordant inspired wet-spinning of graphene fibers for high performance flexible supercapacitors

JOURNAL OF MATERIALS CHEMISTRY A, 7(12), 6869–6876.

By: N. He n, W. Shan *, J. Wang *, Q. Pan n, J. Qu *, G. Wang *, W. Gao n

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: Web Of Science
Added: April 22, 2019

2019 journal article

Screen Printing of Graphene Oxide Patterns onto Viscose Nonwovens with Tunable Penetration Depth and Electrical Conductivity

ACS APPLIED MATERIALS & INTERFACES, 11(16), 14944–14951.

By: J. Qu  n, N. He n, S. Patil n, Y. Wang n, D. Banerjee n  & W. Gao n

Contributors: J. Qu  n, N. He n, S. Patil n, Y. Wang n, D. Banerjee n  & W. Gao n

author keywords: graphene oxide; screen printing; cross-linking; e-textile; textile sensors
TL;DR: This is the first demonstration of tunable penetration depth of GO in textile matrices, wherein GO is also simultaneously converted to rGO and cross-linked with viscose fibers in the authors' processes. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries
Added: June 4, 2019

2018 journal article

Determining the colorimetric attributes of multicolored materials based on a global correction and unsupervised image segmentation method

APPLIED OPTICS, 57(26), 7482–7491.

By: Z. Li  n, N. Xiong n, J. Liu n, W. Gao* & R. Shamey n 

TL;DR: To determine the colorimetric attributes (L*a*b*) of multicolored materials, an approach based on global color correction and an effective unsupervised image segmentation is presented. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: October 16, 2018

2018 journal article

Electrospun Mat of Poly(vinyl alcohol)/Graphene Oxide for Superior Electrolyte Performance

ACS APPLIED MATERIALS & INTERFACES, 10(9), 7927–7934.

By: Q. Pan n, N. Tong n, N. He n, Y. Liu n, E. Shim n , B. Pourdeyhimi n , W. Gao n

author keywords: electrospinning; solid-state electrolyte; monolithic supercapacitors; graphene oxide; poly(vinyl alcohol)
TL;DR: An electrospun mat of poly(vinyl alcohol) (PVA) and graphene oxide (GO) as a novel solid-state electrolyte matrix, which offers better performance retention upon drying after infiltrated with aqueous electrolyte, demonstrating great promises as a more stable power supply for wearable electronics. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2018 journal article

Graphene oxide model with desirable structural and chemical properties

CARBON, 143, 566–577.

By: Q. Qiao *, C. Liu*, W. Gao n & L. Huang*

Source: Web Of Science
Added: February 11, 2019

2018 journal article

Surface modification of PET fabric through in-situ reduction and cross-linking of graphene oxide: Towards developing durable conductive fabric coatings

COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS, 545, 16–25.

By: V. Babaahmadi  n, M. Montazer * & W. Gao n

author keywords: Graphene oxide; Stannous chloride; pi-pi Stacking; Polyethylene terephthalate; Cross-linking
Source: Web Of Science
Added: August 6, 2018

2017 journal article

Engineering biorefinery residues from loblolly pine for supercapacitor applications

CARBON, 120, 304–312.

By: N. He n, S. Yoo n, J. Meng n, O. Yildiz n, P. Bradford n, S. Park n , W. Gao n

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

2017 journal article

Enhanced Endosomal Escape by Light-Fueled Liquid-Metal Transformer

NANO LETTERS, 17(4), 2138–2145.

By: Y. Lu n, Y. Lin n, Z. Chen n, Q. Hu n, Y. Liu  n, S. Yu n, W. Gao n, M. Dickey n , Z. Gu n

author keywords: Drug delivery; liquid metal; stimuli-responsive; morphological transformation; endosomal escape
TL;DR: A light-fueled liquid-metal transformer for effective endosomal escape-facilitated cargo delivery via a chemical-mechanical process and equipped with graphene quantum dots provides a new strategy for facilitating effective endOSomal escape to achieve spatiotemporally controlled drug delivery with enhanced efficacy. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2017 journal article

Graphene-Fiber-Based Supercapacitors Favor N-Methyl-2-pyrrolidone/Ethyl Acetate as the Spinning Solvent/Coagulant Combination

ACS APPLIED MATERIALS & INTERFACES, 9(29), 24568–24576.

By: N. He n, Q. Pan n, Y. Liu n & W. Gao n

author keywords: graphene oxide; fiber supercapacitors; graphene fibers; wet spinning; PVA electrolyte
TL;DR: A wet-spinning process is demonstrated to produce graphene oxide fibers from GO dispersions in N-methyl-2-pyrrolidone (NMP), with ethyl acetate as the coagulant, which are twice as high in the surface area and toughness but comparable in tensile strength and conductivity as that of the water-based rGO fibers. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: Web Of Science
Added: August 6, 2018

2017 journal article

Highly Conductive Polypropylene-Graphene Nonwoven Composite via Interface Engineering

LANGMUIR, 33(30), 7452–7458.

By: Q. Pan n, E. Shim n , B. Pourdeyhimi n  & W. Gao n

TL;DR: The resulting PP/graphene nonwoven composite offers an electrical conductivity of 35.6 S m-1 at graphene loading of 5.2 wt %, the highest among the existing conductive PP systems reported, indicating that surface tension of coating baths has significant impact on the coating uniformity and affinity. (via Semantic Scholar)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2017 journal article

Low temperature welding of graphene on PET with silver nanoparticles producing higher durable electro-conductive fabric

CARBON, 118, 443–451.

By: V. Babaahmadi *, M. Montazer * & W. Gao n

author keywords: Conductive textiles; Silver nanoparticles; Reduced graphene oxide; Thermal annealing; Durability; Fastness
Source: Web Of Science
Added: August 6, 2018

2017 journal article

Nylon-Graphene Composite Nonwovens as Monolithic Conductive or Capacitive Fabrics

ACS APPLIED MATERIALS & INTERFACES, 9(9), 8308–8316.

By: Q. Pan n, E. Shim n , B. Pourdeyhimi n  & W. Gao n

author keywords: graphene oxide (GO); nonwoven; nylon-6; conductive polymer composites; monolithic supercapacitors
TL;DR: This is the first report of highly functional nylon-6 nonwovens, fabricated via industrially scalable pathways into low-cost conductive polymer matrices and disposable energy storage systems. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2017 journal article

Pyrolytic-carbon coating in carbon nanotube foams for better performance in supercapacitors

JOURNAL OF POWER SOURCES, 343, 492–501.

By: N. He n, O. Yildiz n, Q. Pan n, J. Zhu n, X. Zhang n , P. Bradford n, W. Gao n

Contributors: W. Gao n, P. Bradford n, X. Zhang n , J. Zhu n, Q. Pan n, O. Yildiz n, N. He n

author keywords: Pyrolytic carbon coating; Carbon nanotube foams; Reduced graphene oxide; Current collectors; Supercapacitors
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2017 journal article

Wearable supercapacitors on polyethylene terephthalate fabrics with good wash fastness and high flexibility

JOURNAL OF POWER SOURCES, 367, 34–41.

By: G. Wang  n, V. Babaahmadi  n, N. He n, Y. Liu n, Q. Pan n, M. Montazer *, W. Gao n

author keywords: Micro-supercapacitor (MSC); Laser patterning; Graphene oxide; Cross-linking; Solid-state electrolyte; Wash fastness
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: Web Of Science
Added: August 6, 2018

2016 journal article

Accelerated Thermal Decomposition of Graphene Oxide Films in Air via in Situ X-ray Diffraction Analysis

JOURNAL OF PHYSICAL CHEMISTRY C, 120(27), 14984–14990.

By: Q. Pan n, C. Chung n, N. He n, J. Jones n  & W. Gao n

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

2016 journal article

Is reduced graphene oxide favorable for nonprecious metal oxygen-reduction catalysts?

CARBON, 102, 346–356.

By: W. Gao n, D. Havas*, S. Gupta*, Q. Pan n, N. He n, H. Zhang *, H. Wang *, G. Wu *

UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2015 journal article

Laser-induced chemical transformation of graphene oxide-iron oxide nanoparticles composites deposited on polymer substrates

CARBON, 93, 373–383.

By: A. Pino *, E. Gyoergy, C. Logofatu *, J. Puigmarti-Luis * & W. Gao n

Source: Web Of Science
Added: August 6, 2018

2014 journal article

Crack detection sensor layout and bus configuration analysis

Smart Materials and Structures, 23(5), 055021.

By: N. Sharp*, A. Kuntz *, C. Brubaker *, S. Amos*, W. Gao*, G. Gupta *, A. Mohite *, C. Farrar *, D. Mascareñas *

author keywords: sensing skin; robust; sensor layout; crack detection; bus
TL;DR: Results show that spacing out sensors in the same bus as much as possible increases the robustness of the system and that at least 3 buses are needed to prevent large segments of a structure from losing sensing in the event of a bus failure. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: Crossref
Added: December 21, 2020

2014 journal article

Ozonated Graphene Oxide Film as a Proton-Exchange Membrane

Angewandte Chemie International Edition, 53(14), 3588–3593.

By: W. Gao*, G. Wu *, M. Janicke *, D. Cullen *, R. Mukundan *, J. Baldwin *, E. Brosha *, C. Galande* ...

author keywords: fuel cells; graphene oxide; ionic conductivity; ozonation; proton-exchange membrane
TL;DR: The results of this study demonstrate that the modification of dispersed GO presents a powerful opportunity for optimizing a nanoscale material for proton-exchange membranes. (via Semantic Scholar)
Source: Crossref
Added: December 21, 2020

2014 journal article

Science and Engineering of Graphene Oxide

Particle & Particle Systems Characterization, 31(6), 619–638.

By: C. Galande*, W. Gao*, A. Mathkar*, A. Dattelbaum*, T. Narayanan *, A. Mohite *, P. Ajayan*

Source: Crossref
Added: December 21, 2020

2013 journal article

A Pd-free activation method for electroless nickel deposition on copper

Surface and Coatings Technology, 228, 27–33.

By: D. Tian *, D. Li*, F. Wang *, N. Xiao *, R. Liu*, N. Li *, Q. Li *, W. Gao*, G. Wu *

author keywords: Pd-free activation; Immersion nickel layers; Copper; Thiourea; Electroless nickel deposition
Source: Crossref
Added: December 21, 2020

2013 journal article

Graphene/Graphene-Tube Nanocomposites Templated from Cage-Containing Metal-Organic Frameworks for Oxygen Reduction in Li-O2 Batteries

Advanced Materials, 26(9), 1378–1386.

By: Q. Li *, P. Xu *, W. Gao*, S. Ma *, G. Zhang *, R. Cao *, J. Cho *, H. Wang *, G. Wu *

TL;DR: Nitrogen-doped graphene/graphene-tube nanocomposites are prepared by a hightemperature approach using a newly designed cage-containing metal-organic framework (MOF) to template nitrogen/carbon and iron precursors that universally exhibit high oxygen-reduction activity in acidic, alkaline, and non-aqueous electrolytes and superior cathode performance in Li-O2 batteries. (via Semantic Scholar)
Source: Crossref
Added: December 21, 2020

2012 journal article

A simple method to synthesize continuous large area nitrogen-doped graphene

Carbon, 50(12), 4476–4482.

By: H. Gao *, L. Song *, W. Guo*, L. Huang *, D. Yang *, F. Wang*, Y. Zuo*, X. Fan* ...

UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Source: Crossref
Added: December 21, 2020

2012 journal article

Artificially Stacked Atomic Layers: Toward New van der Waals Solids

Nano Letters, 12(7), 3518–3525.

By: G. Gao *, W. Gao*, E. Cannuccia *, J. Taha-Tijerina *, L. Balicas *, A. Mathkar*, T. Narayanan *, Z. Liu * ...

author keywords: van der Waal solids; hexagonal boron nitride (h-BN): graphene; exfoliation; artificial stacking: misfit layer; ab-initio; dipole; exciton
TL;DR: The combined approach could be used to create artificial materials, made predominantly from inter planar van der Waals stacking of robust bond saturated atomic layers of different solids with vastly different properties. (via Semantic Scholar)
Source: Crossref
Added: December 21, 2020

2012 journal article

Effect of high-temperature thermal treatment on the structure and adsorption properties of reduced graphene oxide

Carbon, 52, 608–612.

By: L. Song *, F. Khoerunnisa *, W. Gao*, W. Dou*, T. Hayashi*, K. Kaneko *, M. Endo *, P. Ajayan *

UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Source: Crossref
Added: December 21, 2020

2012 journal article

Graphene Quantum Dots Derived from Carbon Fibers

Nano Letters, 12(2), 844–849.

By: J. Peng *, W. Gao*, B. Gupta *, Z. Liu *, R. Romero-Aburto*, L. Ge *, L. Song *, L. Alemany * ...

author keywords: Graphene quantum dots; carbon fibers; zigzag edge; luminescence; imaging
MeSH headings : Antineoplastic Agents / chemistry; Antineoplastic Agents / pharmacology; Carbon / chemistry; Carbon / pharmacology; Carbon Fiber; Cell Line, Tumor; Cell Survival / drug effects; Dose-Response Relationship, Drug; Drug Screening Assays, Antitumor; Fluorescence; Graphite / chemistry; Graphite / pharmacology; Humans; Particle Size; Quantum Dots; Solubility; Structure-Activity Relationship; Surface Properties
TL;DR: It is reported that during the acid treatment and chemical exfoliation of traditional pitch-based carbon fibers, that are both cheap and commercially available, the stacked graphitic submicrometer domains of the fibers are easily broken down, leading to the creation of GQDs with different size distribution in scalable amounts. (via Semantic Scholar)
Source: Crossref
Added: December 21, 2020

2012 journal article

Nitrogen-Doped Graphene-Rich Catalysts Derived from Heteroatom Polymers for Oxygen Reduction in Nonaqueous Lithium–O2 Battery Cathodes

ACS Nano, 6(11), 9764–9776.

By: G. Wu *, N. Mack, W. Gao*, S. Ma *, R. Zhong, J. Han, J. Baldwin, P. Zelenay

author keywords: graphene; nitrogen doping; heteroatom polymer; non-precious-metal catalysts; oxygen reduction; Li-O-2 battery
MeSH headings : Catalysis; Electric Power Supplies; Electrodes; Equipment Design; Equipment Failure Analysis; Graphite / chemistry; Lithium / chemistry; Nitrogen / chemistry; Oxidation-Reduction; Oxygen / chemistry; Polymers / chemistry; Water / chemistry
TL;DR: This new route for the preparation of a nitrogen-doped graphene nanocomposite with carbon nanotube offers synthetic control of morphology and nitrogen functionality and shows promise for applications in nonaqueous oxygen reduction electrocatalysis for Li-O(2) battery cathodes. (via Semantic Scholar)
Source: Crossref
Added: December 21, 2020

2012 journal article

Paintable Battery

Scientific Reports, 2(1).

By: N. Singh *, C. Galande*, A. Miranda*, A. Mathkar*, W. Gao*, A. Reddy*, A. Vlad *, P. Ajayan *

TL;DR: This work establishes a paradigm change in battery assembly by fabricating rechargeable Li-ion batteries solely by multi-step spray painting of its components on a variety of materials such as metals, glass, glazed ceramics and flexible polymer substrates. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: Crossref
Added: December 21, 2020

2012 journal article

Synthesis of S-doped graphene by liquid precursor

Nanotechnology, 23(27), 275605.

By: H. Gao *, Z. Liu *, L. Song *, W. Guo*, W. Gao*, L. Ci *, A. Rao, W. Quan*, R. Vajtai *, P. Ajayan *

MeSH headings : Crystallization / methods; Electric Conductivity; Graphite / chemistry; Hexanes / chemistry; Materials Testing; Nanostructures / chemistry; Nanostructures / ultrastructure; Particle Size; Semiconductors; Solutions; Surface Properties
TL;DR: This work demonstrates the growth of large-area sulfur (S)-doped graphene sheets on copper substrate via the chemical vapor deposition technique by using liquid organics (hexane in the presence of S) as the precursor, and found that S could be doped into graphene's lattice and mainly formed linear nanodomains. (via Semantic Scholar)
Source: Crossref
Added: December 21, 2020

2011 journal article

Direct laser writing of micro-supercapacitors on hydrated graphite oxide films

Nature Nanotechnology, 6(8), 496–500.

By: W. Gao*, N. Singh *, L. Song *, Z. Liu *, A. Reddy*, L. Ci *, R. Vajtai *, Q. Zhang *, B. Wei *, P. Ajayan *

TL;DR: This work demonstrates the scalable fabrication of a new type of all-carbon, monolithic supercapacitor by laser reduction and patterning of graphite oxide films, which show good cyclic stability, and energy storage capacities comparable to existing thin-filmsupercapacitors. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: Crossref
Added: December 21, 2020

2011 journal article

Engineered Graphite Oxide Materials for Application in Water Purification

ACS Applied Materials & Interfaces, 3(6), 1821–1826.

By: W. Gao*, M. Majumder *, L. Alemany *, T. Narayanan *, M. Ibarra*, B. Pradhan, P. Ajayan *

author keywords: water purification; graphite oxide; mercury removal; diazonium chemistry; Rhodamine B; sand coating
MeSH headings : Graphite / chemistry; Oxides / chemistry; Water Purification / methods
TL;DR: "Core-shell" adsorbent granules, readily useable in filtration columns, are synthesized by assembling aqueous GO over sand granules and the nanostructured GO-coated sand retains at least 5-fold higher concentration of heavy metal and organic dye than pure sand. (via Semantic Scholar)
Source: Crossref
Added: December 21, 2020

2011 journal article

Optical Bifunctionality of Europium-Complexed Luminescent Graphene Nanosheets

Nano Letters, 11(12), 5227–5233.

By: B. Gupta *, P. Thanikaivelan *, T. Narayanan *, L. Song *, W. Gao*, T. Hayashi*, A. Leela Mohana Reddy*, A. Saha * ...

author keywords: Graphene; europium; photoluminescence; time-resolved; quenching
MeSH headings : Europium / chemistry; Graphite / chemistry; Luminescence; Luminescent Agents / chemistry; Nanostructures / chemistry; Oxygen / chemistry
TL;DR: Dual functionality of this graphene is demonstrated by the quenching of luminescence of Rhodamine-B while displaying its own hypersensitive red emission and the decay lifetime observed through the time-resolved spectroscopy confirms its potential for applications in biosensing as well as optoelectronics. (via Semantic Scholar)
Source: Crossref
Added: December 21, 2020

2011 journal article

Quasi-Molecular Fluorescence from Graphene Oxide

Scientific Reports, 1(1).

By: C. Galande*, A. Mohite *, A. Naumov *, W. Gao*, L. Ci *, A. Ajayan *, H. Gao *, A. Srivastava *, R. Weisman *, P. Ajayan *

TL;DR: The sharp and structured emission and excitation features suggest that the effective fluorophore size in the GO samples is remarkably well defined, consistent with excited state protonation of the emitting species in acidic media. (via Semantic Scholar)
Source: Crossref
Added: December 21, 2020

2011 journal article

Sharp burnout failure observed in high current-carrying double-walled carbon nanotube fibers

Nanotechnology, 23(1), 015703.

By: L. Song *, G. Toth *, J. Wei *, Z. Liu *, W. Gao*, L. Ci *, R. Vajtai *, M. Endo *, P. Ajayan *

TL;DR: It is found that the electrical conductivity and maximum current-carrying capability for these DWNT fibers can reach up to 5.9 × 10(5) S m(-1) and over 1 × 10 (5) A cm(-2) in air. (via Semantic Scholar)
Source: Crossref
Added: December 21, 2020

2009 journal article

Catalytic performance of Pt nanoparticles on reduced graphene oxide for methanol electro-oxidation

Carbon, 48(4), 1124–1130.

By: Y. Li *, W. Gao*, L. Ci *, C. Wang * & P. Ajayan *

Source: Crossref
Added: February 25, 2021

2009 journal article

Enhanced electrochemiluminescence efficiency of Ru(ii) derivative covalently linked carbon nanotubes hybrid

Chemical Communications, (48), 7545–7547.

By: J. Li *, L. Guo *, W. Gao*, X. Xia * & L. Zheng *

MeSH headings : 2,2'-Dipyridyl / chemistry; Electrochemical Techniques / methods; Electrodes; Luminescence; Nanotubes, Carbon / chemistry; Ruthenium / chemistry
TL;DR: The synthesized derivative Ru(bpy)(3) covalently linked CNTs hybrid shows good electrochemical activity and 17 times higher luminescence quantum efficiency than the adsorbed derivative Ru-CNTs based ECL sensor, which exhibits high stability toward determination of TPA. (via Semantic Scholar)
Source: Crossref
Added: February 25, 2021

2009 journal article

Graphene Shape Control by Multistage Cutting and Transfer

Advanced Materials, 21(44), 4487–4491.

By: L. Ci *, L. Song *, D. Jariwala *, A. Elías, W. Gao*, M. Terrones *, P. Ajayan *

Source: Crossref
Added: February 25, 2021

2009 journal article

New insights into the structure and reduction of graphite oxide

Nature Chemistry, 1(5), 403–408.

By: W. Gao*, L. Alemany, L. Ci * & P. Ajayan *

TL;DR: This work has devised a complete reduction process through chemical conversion by sodium borohydride and sulfuric acid treatment, followed by thermal annealing that is particularly effective in the restoration of the π-conjugated structure, and leads to highly soluble and conductive graphene materials. (via Semantic Scholar)
Source: Crossref
Added: February 25, 2021

2009 journal article

Transfer Printing of Graphene Using Gold Film

ACS Nano, 3(6), 1353–1356.

By: L. Song *, L. Ci *, W. Gao* & P. Ajayan *

author keywords: graphene; transfer print; Raman spectrum
TL;DR: A facile transfer printing process for easily exfoliating prepatterned graphene from HOPG surfaces by using gold film as the transfer stamp, which paves a new and simple way to get large-scale graphene patterns on to any substrates. (via Semantic Scholar)
Source: Crossref
Added: February 25, 2021

2008 journal article

Controlled nanocutting of graphene

Nano Research, 1(2), 116–122.

By: L. Ci *, Z. Xu *, L. Wang *, W. Gao*, F. Ding *, K. Kelly *, B. Yakobson *, P. Ajayan *

author keywords: Graphene; nano-engineering; electronics; catalytic hydrogenation
Source: Crossref
Added: February 25, 2021

2007 journal article

Three-Dimensionally Ordered Macroporous Gold Structure as an Efficient Matrix for Solid-State Electrochemiluminescence of Ru(bpy)32+/TPA System with High Sensitivity

The Journal of Physical Chemistry C, 111(33), 12213–12219.

By: W. Gao*, X. Xia *, J. Xu * & H. Chen *

Source: Crossref
Added: February 25, 2021

2006 journal article

Three-dimensional ordered macroporous platinum-based electrode for methanol oxidation

Chinese Science Bulletin, 51(1), 19–24.

By: D. Zhang *, W. Gao*, X. Xia * & H. Chen *

author keywords: 3D macroporous electrode; platinum; methanol; electrocatalysis
Source: Crossref
Added: February 25, 2021

2005 journal article

Adsorption and Direct Electron Transfer from Hemoglobin into a Three-Dimensionally Ordered Macroporous Gold Film

Advanced Functional Materials, 15(8), 1267–1275.

By: C. Wang*, C. Yang *, Y. Song *, W. Gao* & X. Xia *

Source: Crossref
Added: February 25, 2021

2005 journal article

Nonenzymatic Glucose Detection by Using a Three-Dimensionally Ordered, Macroporous Platinum Template

Chemistry - A European Journal, 11(7), 2177–2182.

By: Y. Song *, D. Zhang*, W. Gao* & X. Xia *

author keywords: biosensors; electo-chemistry; glucose; nanoparticles; platinum; scanning probe microscopy
MeSH headings : Electrodes; Glucose / analysis; Glucose / chemistry; Gold / chemistry; Hydrogen-Ion Concentration; Membranes, Artificial; Nanostructures / chemistry; Oxidation-Reduction; Platinum / chemistry; Porosity; Sensitivity and Specificity; Silicon Dioxide / chemistry; Surface Properties
TL;DR: Results showed that the ordered macroporous materials with enhanced selectivity and sensitivity are promising for fabrication of nonenzymatic glucose biosensors. (via Semantic Scholar)
Source: Crossref
Added: February 25, 2021

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