English
Related papers

Related papers: Synthesis methods of graphitic carbon nitride: a s…

200 papers

Graphite-like carbon nitride (g-$\mathrm{C_3N_4}$) is considered as a promising candidate for energy materials. In this work, the biaxial strain (-4\%-4\%) effects on piezoelectric properties of g-$\mathrm{C_3N_4}$ monolayer are studied by…

Materials Science · Physics 2021-02-03 San-Dong Guo , Wen-Qi Mu , Yu-Tong Zhu

Graphite intercalation compounds (GICs) have a variety of functions due to their rich material variations, and thus,innovative methods for their synthesis are desired for practical applications. We have discovered that Na has a catalytic…

Materials Science · Physics 2023-03-28 Akira Iyo , Hiraku Ogino , Shigeyuki Ishida , Hiroshi Eisaki

Recently, silicon nitride (Si3N4) photonic integrated circuits (PICs) are of a great interest due to their extremely low waveguides losses. The number of Si3N4 integrated photonics platform applications is constantly growing including the…

Adsorption is one important way applied to water decontamination, where carbon is commonly used as highly effective absorbent. Carbon of different morphologies and structures normally demonstrate distinct capabilities to adsorption-typed…

Materials Science · Physics 2017-05-02 Sun Ling

Nitrogen doped graphene and carbon nanotubes are popularly in focus as metal-free electro-catalysts for oxygen reduction reactions (ORR) central to fuel-cells. N doped CNTs have been also reported to chemisorb mutually, promising a route to…

Materials Science · Physics 2015-04-17 Joydeep Bhattacharjee

In this study, we conducted experiments on CaC6 for elucidating the Na-catalyzed formation mechanism and achieving rapid mass synthesis of graphite intercalation compounds (GICs). Rapidly synthesized CaC6 was characterized by analysis of…

Graphene is an ultrathin material, which allows us to control surface phenomena by means of field-effect gating. Among various surface phenomena, photo-oxidation is known to be a facile method to largely control the electronic structure of…

Materials Science · Physics 2020-02-06 Ryo Nouchi , Morihiro Matsumoto , Nobuhiko Mitoma

Solar photothermal conversion is one of the most straightforward methods to utilize solar energy. In this manuscript, a novel double-layer structure constructed of graphene enhanced thermoplastic polyurethanes (G-TPU) and neat thermoplastic…

Materials Science · Physics 2024-10-10 Zihao Kang , Min Xi , Nian Li , Shudong Zhang , Zhenyang Wang

Achieving both broad solar-spectrum absorption and strong redox capability is critical for semiconductor photocatalysts in environmental remediation and energy conversion. Herein, an S-scheme heterojunction photocatalyst is constructed by…

Materials Science · Physics 2026-03-31 Xiaoyi Zhou , Min Zhang , Qiushi Wang , Shiwen Du , Xuedong Jing , Zhenyi Zhang

Hydrogen has been identified as a clean, zero carbon, sustainable, and promising energy source for the future, and electrochemical water splitting for hydrogen production is an emission-free, efficient energy conversion technology. A major…

Graphyne-4 sheet exhibits promising potential for nanoscale desalination to achieve both high water permeability and salt rejection rate. Extensive molecular dynamics simulations on pore-size effects suggest that graphyne-4, with 4…

Materials Science · Physics 2015-02-06 Chongqin Zhu , Hui Li , Xiao Cheng Zeng , Sheng Meng

The hybrid nanostructures of nitrogen doped carbon materials and nonprecious transition metals are among the most promising electrocatalysts to replace noble metal catalysts for renewable energy applications. However, the fundamental…

Materials Science · Physics 2018-05-14 Wei Pei , Si Zhou , Yizhen Bai , Jijun Zhao

Bottom-up on-surface synthesized nanoporous graphenes (NPGs), realized as 2D arrays of laterally covalently bonded $\pi$-conjugated graphene nanoribbons (GNRs), are a family of carbon nanomaterials that are receiving increasing attention…

Methanol occupies a central role in chemical synthesis and is considered an ideal candidate for cleaner fuel storage and transportation. It can be catalyzed from water and volatile organic compounds such as carbon dioxide, thereby offering…

Chemical Physics · Physics 2018-09-18 William Foster , Juan A. Aguilar , Halim Kusumaatmaja , Kislon Voïtchovsky

Based on combination of experimental measurements and first-principles calculations we report a novel carbon-based catalytic material and describe significant acceleration of the hydrogenation of magnesium at room temperature in presence of…

Materials Science · Physics 2012-11-13 A. Ye. Yermakov , D. W. Boukhvalov , M. A. Uimin , E. S. Lokteva , A. V. Erokhin , N. N. Schegoleva

A solar cell design using the combination of titanium dioxide and graphite as active photon absorbing materials were proposed. The titanium dioxide absorbs photons of nearly ultraviolet wavelengths to produce electron hole pairs, while…

Materials Science · Physics 2015-06-29 Dui Yanto Rahman , Mamat Rokhmat , Elfi Yuliza , Euis Sustini , Mikrajuddin Abdullah

$\gamma$-Graphyne is the most symmetric sp2/sp1 allotrope of carbon, which can be viewed as graphene uniformly expanded through insertion of two-carbon acetylenic units between all the aromatic rings. To date, synthesis of bulk…

Although photoelectrochemical water splitting is likely to be an important and powerful tool to provide environmentally friendly hydrogen, most developments in this field have been conducted on a laboratory scale so far. In order for the…

A novel type of photonic crystal formed by embedding a periodic array of constituent stacks of alternating graphene and dielectric discs into a background dielectric medium is proposed. The photonic band structure and transmittance of such…

Mesoscale and Nanoscale Physics · Physics 2010-12-21 Oleg L. Berman , Vladimir S. Boyko , Roman Ya. Kezerashvili , Anton A. Kolesnikov , Yurii E. Lozovik

Scientists are always yearning for new and exciting ways to unlock graphene's true potential. However, recent reports suggest this two-dimensional material may harbor some unique properties, making it a viable candidate for use in…

Materials Science · Physics 2014-06-04 F. V. Kusmartsev , W. M. Wu , M. P. Pierpoint , K. C. Yung