نتایج جستجو برای: nanosheet

تعداد نتایج: 1423  

2014
Fei Zhao Huhu Cheng Yue Hu Long Song Zhipan Zhang Lan Jiang Liangti Qu

Graphitic carbon nitride nanosheet (g-C3N4-NS) has layered structure similar with graphene nanosheet and presents unusual physicochemical properties due to the s-triazine fragments. But their electronic and electrochemical applications are limited by the relatively poor conductivity. The current work provides the first example that atomically thick g-C3N4-NSs are the ideal candidate as the acti...

2009
Kazuhiko Maeda Miharu Eguchi W. Justin Youngblood Thomas E. Mallouk

The Dion-Jacobson phase niobate perovskite, KCa2Nb3O10, was prepared by the polymerized complex (PC) method. The corresponding proton-exchanged material, HCa2Nb3O10, was then exfoliated by reaction with tetra(n-butyl)ammonium hydroxide (TBAOH), yielding unilamellar colloidal nanosheets whose lateral dimensions increased with the final calcination temperature in the PC synthesis. By restacking t...

Journal: :Nanoscale 2013
Bo Hao Yong Yan Xiaobo Wang Ge Chen

We fabricated a sandwich-like branched-polyethyleneimine (b-PEI)/TiO2/Au/graphene oxide (GO) nanocomposite through a biomimetic layer-by-layer co-mineralization approach, and the polymer b-PEI was believed to act as both an inducing agent for the hydrolysis of titanium bis(ammonium lactato)-dihydroxide (Ti-BALDH) and a reducing agent for the reduction of HAuCl4 in the synthetic procedure. Upon ...

Journal: :ACS nano 2014
Hongli Zhu Yuanyuan Li Zhiqiang Fang Jiajun Xu Fangyu Cao Jiayu Wan Colin Preston Bao Yang Liangbing Hu

In this work, we report a dielectric nanocomposite paper with layered boron nitride (BN) nanosheets wired by one-dimensional (1D) nanofibrillated cellulose (NFC) that has superior thermal and mechanical properties. These nanocomposite papers are fabricated from a filtration of BN and NFC suspensions, in which NFC is used as a stabilizer to stabilize BN nanosheets. In these nanocomposite papers,...

Journal: :Catalysts 2021

Cost-effective, abundant, and non-toxic SnS nanosheet semiconductors can be used as water-splitting cells. Herein, a photoanode based on high-purity highly crystalline nanosheets was fabricated. We sodium thiosulfate (Na2S2O3·5H2O) stannous chloride (SnCl2·2H2O) the tin sulfur source materials, in place of SnCl4 H2S gas, respectively, which have been previous studies. This gas-free fabrication ...

Journal: :C 2023

In this research, the ability of transition metals (TM)-doped graphene nanosheets to adsorb toxic gas CO has been investigated. The Langmuir adsorption model was used, with a three-layered ONIOM, using CAM-B3LYP functional accompanying LANL2DZ and 6-31+G (d,p) basis sets, Gaussian 16 revision C.01 program, on complexes adsorbed (Fe, Ni, Zn)-doped nanosheets. order changes charge density for Fe-...

2014
Darrah Johnson-McDaniel Tina T. Salguero

In a visualized example of the ancient past connecting with modern times, we describe the preparation and exfoliation of CaCuSi4O10 and BaCuSi4O10, the colored components of the historic Egyptian blue and Han blue pigments. The bulk forms of these materials are synthesized by both melt flux and solid-state routes, which provide some control over the crystallite size of the product. The melt flu...

2014
Akira Baba Keisuke Imazu Akihito Yoshida Daisuke Tanaka Kaoru Tamada

Grating-coupled propagating surface plasmons associated with silver-nanoparticle 2D crystalline sheets exhibit sensitive plasmonic resonance tuning. Multilayered silver-nanoparticle 2D crystalline sheets are fabricated on gold or silver grating surfaces by the Langmuir- Blodgett method. We show that the deposition of Ag crystalline nanosheets on Au or Ag grating surfaces causes a drastic change...

Journal: :Dalton transactions 2016
R Thangappan S Kalaiselvam A Elayaperumal R Jayavel M Arivanandhan R Karthikeyan Y Hayakawa

The two-dimensional (2D) transition metal dichalcogenide nanosheet-carbon composite is an attractive material for energy storage because of its high Faradaic activity, unique nanoconstruction and electronic properties. In this work, a facile one step preparation of a molybdenum disulfide (MoS2) nanosheet-graphene (MoS2/G) composite with the in situ reduction of graphene oxide is reported. The s...

Journal: :ACS applied materials & interfaces 2012
Fan Yang Wei-Hua Liu Xue-Wen Wang Jie Zheng Ru-Yu Shi Hua Zhao He-Qing Yang

ZnO nanorod arrays and nanodisk networks were grown directly on Si substrate by thermal evaporation of ZnCl(2) powder and a mixture of ZnCl(2) and InCl(3)·4H(2)O at 450 °C in air, respectively. The ZnO nanorods with the diameters of 0.64 to 0.91 μm and length of about 5.1 μm are single crystalline with the hexagonal structure and grow along the [001] direction. The nanodisk has perfect hexagona...

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