Results 51 to 60 of about 25,037 (299)

Scalable solid-phase synthesis of defect-rich graphene for oxygen reduction electrocatalysis

Green Energy & Environment, 2023
Defect-engineered carbon materials have been emerged as promising electrocatalysts for oxygen reduction reaction (ORR) in metal-air batteries. Developing a facile strategy for the preparation of highly active nanocarbon electrocatalysts remains ...
Chunxiao Dong, Li Yang, Cheng Lian, Xiaoling Yang, Yihua Zhu, Hongliang Jiang, Chunzhong Li   +6 more
doaj   +1 more source

Elucidation of role of graphene in catalytic designs for electroreduction of oxygen

, 2018
Graphene is, in principle, a promising material for consideration as component (support, active site) of electrocatalytic materials, particularly with respect to reduction of oxygen, an electrode reaction of importance to low-temperature fuel cell ...
Dembinska, Beata, Di Noto, Vito, Kulesza, Pawel J., Miecznikowski, Krzysztof, Negro, Enrico, Rutkowska, Iwona A., Zak, Jerzy K., Zelenay, Piotr, Zoladek, Sylwia   +8 more
core   +1 more source

Structural investigation of graphitic carbon nitride via XRD and neutron diffraction [PDF]

, 2015
We thank EPSRC for support through the EPSRC/NSF chemistry programme and the Royal Society for a Wolfson Merit award.Graphitic carbon nitride (g-C3N4) has, since 2009, attracted great attention for its activity as a visible-light-active photocatalyst for
Callear, Samantha, Carins, George Michael, Fina, Federica, Irvine, John Thomas Sirr   +3 more
core   +3 more sources

Laser‐Welded Cellulose‐Carbon Nanotube Nanocomposites as a 3D Scaffold of Si Anodes for High‐Performance Lithium‐Ion Batteries

Advanced Functional Materials, EarlyView.
A Si anode comprising entangled networks of cellulose and SWCNT (C‐CNT) nanocomposites as an anode electrode for a high‐performance LIB is realized by fully utilizing the generated microstructure of a novel conductive 3D scaffold via a low‐temperature and eco‐friendly process. Additionally, localized heating via photo‐thermal conversion can be utilized
Boeun Ryu, Younghoon Jung, Hojin Son, Min‐Young Kim, Jinsub Lim, Changhun Yun   +5 more
wiley   +1 more source

Preparation, Characterization of Graphitic Carbon Nitride Photo-Catalytic Nanocomposites and Their Application in Wastewater Remediation: A Review

Crystals, 2021
Energy crisis and environmental pollution are the major problems of human survival and development. Photocatalytic technology can effectively use solar energy and is prospective to solve the above-mentioned problems.
Caifang Li, Xianliang Wu, Junyue Shan, Jing Liu, Xianfei Huang   +4 more
doaj   +1 more source

Adsorption of atoms and molecules on s-triazine sheet with embedded manganese atom: First-principles calculations

, 2017
The mechanical, structural, electronic and magnetic properties of s-triazine sheet (C6N6) with embedded Mn atom (Mn-C6N6) is investigated under the influence of external environment using density functional theory. Our results show that Mn-C6N6 system is
Abdullahi, Yusuf Zuntu, Halim, Mohd Mahadi, Hashim, Md. Roslan, Lim, Thong Leng, Uebayash, Kazuhiko, Yoon, Tiem Leong   +5 more
core   +1 more source

Mapping Nanoscale Buckling in Atomically Thin Cr2Ge2Te6

Advanced Functional Materials, EarlyView.
Atomic‐resolution STEM is used to resolve nanoscale buckling in monolayer Cr2Ge2Te₆. A noise‐robust image analysis reconstructs three‐dimensional lattice distortions from single plan‐view images, revealing pronounced defect‐driven nm‐scale out‐of‐plane buckling.
Amy Carl, Nicholas Clark, David G. Hopkinson, Matthew Hamer, Matthew Watson, Laxman Nagireddy, James E. Nunn, Alexei Barinov, Yichao Zou, William Thornley, Casey Cheung, Wendong Wang, Sam Sullivan‐Allsop, Xiao Li, Astrid Weston, Eli G. Castanon, Andrey V Kretinin, Cephise Cacho, Neil R. Wilson, Sarah J. Haigh, Roman Gorbachev   +20 more
wiley   +1 more source

Planar semiconductor junctions with robust driving forces synergistically orienting direct water splitting

Next Materials
Pure water splitting by charged semiconductors and solar photons to concurrently generate H2 and O2 molecules has gained notable attention due to worldwide clean energy generation and storage.
Wei Che, Yue Fang, Pai Li, Lu Hua Li, Feng Li, Hui Zhang, Hui Su, Yuanli Li, Qinghua Liu, Tao Tao   +9 more
doaj   +1 more source

Preparation characterization and non-isothermal decomposition kinetics of different carbon nitride sheets

Egyptian Journal of Petroleum, 2020
Three series of graphitic carbon nitride g-C3N4 namely bulk (BCN), sulfur-doped (SCN) and thin layer (TCN) sheets are prepared using urea precursor under a microwave thermal pyrolysis. Several analytical techniques are used to characterize the obtained g-
M. Elshafie, S.A. Younis, P. Serp, E.A.M. Gad   +3 more
doaj   +1 more source

Nanolayer‐Encapsulated Stretchable Liquid‐Metal Sheets for Thermal Management

Advanced Functional Materials, EarlyView.
A stretchable liquid metal sheet with both high thermal conductivity and mechanical flexibility is developed. Its trilayer structure, comprising copper‐particle‐dispersed gallium liquid metal encapsulated by styrene‐butadiene‐styrene nanosheets, shows 40.4 W m−1 K−1 conductivity, elongation exceeding 200%, and retention of 96% of its initial ...
Daisuke Kuse, Yudai Kaneko, Ryohei Fujita, Tatsuhiro Horii, Daishi Shiojiri, Yuta Ozawa, Kyohei Nagatake, Tamami Takano, Yutaka Isoda, Aoi Koishikawa, Takashi Goto, Ai Ueno, Shoji Maruo, Kazuhide Ueno, Toshinori Fujie, Hosei Nagano, Hiroki Ota   +16 more
wiley   +1 more source