نتایج جستجو برای: silver nanosheets

تعداد نتایج: 50687  

2016
Naseer Iqbal Ibrahim Khan Zain H Yamani Ahsanullhaq Qurashi

Gallium oxynitride (GaON) nanosheets for photoelectrochemical (PEC) analysis are synthesized via direct solvothermal approach. Their FE-SEM revealed nanosheets morphology of GaON prepared at a reaction time of 24 hours at 180 °C. The elemental composition and mapping of Ga, O and N are carried out through electron dispersive X-ray spectroscopy (EDX). The cubic structure of GaON nanosheets is el...

2014
Youqi Zhu Chuanbao Cao Shi Tao Wangsheng Chu Ziyu Wu Yadong Li

High-quality ultrathin two-dimensional nanosheets of α-Ni(OH)2 are synthesized at large scale via microwave-assisted liquid-phase growth under low-temperature atmospheric conditions. After heat treatment, non-layered NiO nanosheets are obtained while maintaining their original frame structure. The well-defined and freestanding nanosheets exhibit a micron-sized planar area and ultrathin thicknes...

Journal: :Physical chemistry chemical physics : PCCP 2012
Jiyuan Zhang Jiajia Wang Zongyan Zhao Tao Yu Jianyong Feng Yongjun Yuan Zekun Tang Yunhong Liu Zhaosheng Li Zhigang Zou

The champion dye-sensitized solar cells (DSSCs) based on TiO(2) nanoparticles nearly reach the limit of photo-current density using the black dye or zinc porphyrin dye as sensitizer. However, the way to make ordinary DSSCs more efficient as well as to understand the mechanism is still essential. Here we present an elegant UV irradiation treatment of TiO(2) nanosheets to enhance the performance ...

2016
Xianghua Zhang Hongxiang Xu Jiangtao Wang Xia Ye Weining Lei Maoquan Xue Hua Tang Changsheng Li

In this paper, ultrathin WS2 nanosheets with thickness of about 5 nm were successfully prepared by a facile solid phase reaction method. The as-synthesized samples were characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM), and transmission electron microscopy (TEM). On the basis of experimental results obtained under different reaction durations, a possible formation mec...

Journal: :Chemical communications 2009
Hongying Liang Joan M Raitano Lihua Zhang Siu-Wai Chan

Cobalt oxide (Co(3)O(4)) nanopolyhedrons and nanosheets were controlled synthesized at the low temperature of 80 degrees C via a novel, simple, aqueous method; the obtained nanosheets are only 2-3 nm thick.

Journal: :Chemical communications 2011
Yugen Zhang Meixuan Tan Hai Li Yuangang Zheng Shujun Gao Hua Zhang Jackie Y Ying

Novel mesoscopic organic nanosheets were developed by functionalizing bulk 2D organic covalent framework polymers with small molecules. The water-soluble fluorescent nanosheets are promising as nanocarriers for biological applications.

2014
Yangxi Song Changrui Zhang Bin Li Guqiao Ding Da Jiang Haomin Wang Xiaoming Xie

Graphene is highly sensitive to environmental influences, and thus, it is worthwhile to deposit protective layers on graphene without impairing its excellent properties. Hexagonal boron nitride (h-BN), a well-known dielectric material, may afford the necessary protection. In this research, we demonstrated the van der Waals epitaxy of h-BN nanosheets on mechanically exfoliated graphene by chemic...

2014
Meitang Liu Tianlei Wang Hongwen Ma Yu Fu Kunran Hu Chao Guan

In this present report, luminescent ordered multilayer thin films (OMFs) based on oppositely-charged inorganic nanosheets and the different oppositely-charged chromophores were fabricated via layer-by-layer assembly method. Exfoliated layered double hydroxides (LDHs) and montmorillonite (MMT) nanosheets with opposite charges can be expected to provide a pseudo electronic microenvironment (PEM) ...

Journal: :Physical chemistry chemical physics : PCCP 2015
Gregorio García Mert Atilhan Santiago Aparicio

The adsorption of choline benzoate ([CH][BE]) ionic liquid (IL) on the surface of different hexagonal nanosheets has been studied using Density Functional Theory (DFT) methods. For this, the interaction mechanism, binding energies and electronic structure of [CH][BE] ionic liquid on four types of nanosheets, i.e., graphene, silicene, germanene and boron-nitride, were estimated and compared. The...

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