نتایج جستجو برای: nanosheet

تعداد نتایج: 1423  

Journal: :ACS nano 2014
Lei Yang Ding Zhong Jingyu Zhang Zhiping Yan Shaofeng Ge Pingwu Du Jun Jiang Dong Sun Xiaojun Wu Zhiyong Fan Shadi A Dayeh Bin Xiang

Limited control over charge recombination between photogenerated charge carriers largely hinders the progress in photocatalysis. Here, we introduce metal nanoparticles (Cr, Ag) to the surface of MoS2 nanosheets by simple synthetic means creating a hybrid metal-MoS2 nanosheet system with well-defined metal/semiconductor interfaces. We demonstrate that this hybrid nanosheet structure is capable o...

J Rezaeepazhand, M Shariati, S.M.H Farrash

Graphene is a new class of two-dimensional carbon nanostructure, which holds great promise for the vast applications in many technological fields. It would be one of the prominent new materials for the next generation nano-electronic devices. In this paper the influence of various vacancy defects on the critical buckling load of a single-layered graphene nanosheet is investigated. The nanosheet...

Journal: :Chemical communications 2015
Jingjin Zhao Xue Jin Marina Vdovenko Liangliang Zhang Ivan Yu Sakharov Shulin Zhao

We developed a WS2 nanosheet based chemiluminescence resonance energy transfer (CRET) platform for sensing biomolecules. This platform exhibits high detection sensitivity and high specificity for target molecules.

Journal: :gas processing 0
ali mohebbi department of chemical engineering, faculty of engineering, shahid bahonar university of kerman, kerman, iran mahboobeh taheri department of chemical engineering, faculty of engineering, shahid bahonar university of kerman, kerman, iran hassan hashemipour department of chemical engineering, faculty of engineering, shahid bahonar university of kerman, kerman, iran ali morad rashidi research institute of petroleum industry (ripi), tehran, iran

in this study, it was shown that how co2 and h2s were removed from a natural gas stream, using a nanofluid containing nanoporous graphene in diehanolamine (dea). before running the experiments, the appropriate values were chosen for the nanosheet dosage and the liquid and gas flow rates in the absorption experiments, which were performed in a laboratory scale wetted wall column. in the experime...

Journal: Gas Processing 2016

    In this study, it was shown that how CO2 and H2S were removed from a natural gas stream, using a nanofluid containing nanoporous graphene in Diehanolamine (DEA). Before running the experiments, the appropriate values were chosen for the nanosheet dosage and the liquid and gas flow rates in the absorption experiments, which were performed in a laboratory scale wetted wall column. In the expe...

2017
Weilin Wang Zhaofeng Wang Jingjing Liu Zhengguo Zhang Luyi Sun

Millions of tons of wastewater containing both inorganic and organic pollutants are generated every day, leading to significant social, environmental, and economic issues. Herein, we designed a graphene foam/TiO2 nanosheet hybrid, which is able to effectively remove both chromium (VI) cations and organic pollutants simultaneously. This graphene foam/TiO2 nanosheet hybrid was synthesized via a f...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2014
Ellen J Robertson Gloria K Oliver Menglu Qian Caroline Proulx Ronald N Zuckermann Geraldine L Richmond

Peptoid nanosheets are a recently discovered class of 2D nanomaterial that form from the self-assembly of a sequence-specific peptoid polymer at an air-water interface. Nanosheet formation occurs first through the assembly of a peptoid monolayer and subsequent compression into a bilayer structure. These bilayer materials span hundreds of micrometers in lateral dimensions and have the potential ...

Journal: :Nanoscale 2014
Wenguang Wang Haiyan Zhang Rong Wang Ming Feng Yiming Chen

A TiO2 film photoanode with gradient structure in nanosheet/nanoparticle concentration on the fluorine-doped tin oxide glass from substrate to surface was prepared by a screen printing method. The as-prepared dye-sensitized solar cell (DSSC) based on the gradient film electrode exhibited an enhanced photoelectric conversion efficiency of 6.48%, exceeding that of a pure nanoparticle-based DSSC w...

2014
Yongguang Zhang Yan Zhao Zhumabay Bakenov

A novel sulfur/graphene nanosheet (S/GNS) composite was prepared via a simple ball milling of sulfur with commercial multi-layer graphene nanosheet, followed by a heat treatment. High-resolution transmission and scanning electronic microscopy observations showed the formation of irregularly interlaced nanosheet-like structure consisting of graphene with uniform sulfur coating on its surface. Th...

2016
Hong Jiang Haifeng Ma Ying Jin Lanfang Wang Feng Gao Qingyi Lu

In this study, we report a facile fabrication of ultrathin two-dimensional (2D) nanosheet hybrid composite, α-Fe2O3 nanosheet@Ni(OH)2 nanosheet, by a two-step hydrothermal method to achieve high specific capacitance and good stability performance at high charging/discharging rates when serving as electrode material of supercapacitors. The α-Fe2O3@Ni(OH)2 hybrid electrode not only has a smooth d...

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