P-XRD patterns of CuS1, CuS2 and CuS3 nanoparticles
We report the preparation of copper sulphide nanoparticles from copper (II) piperidine dithiocarbamate. Powder XRD patterns confirmed covellite copper sulphide (CuS) for nanoparticles obtained at...
Synthesis and structural studies of copper sulfide nanocrystals
2016年1月1日 · We report the synthesis and structural studies of copper sulfide nanocrystals from copper (II) dithiocarbamate single molecule precursors. The optical studies of the as-prepared copper sulfide nanoparticles were carried out using …
於俊/蔡欣/杨世和 ACS Catal.: 铜空位调控硫化铜产物从甲酸向CO转 …
本文研究论证了铜硫化物上的Cu空位可以调控CO2电化学还原反应 (CO2RR)从甲酸到CO的转变，而Cu空位的浓度可以调节CO的法拉第效率和JCO（CO分电流密度）；设计合成的[email protected]在H型电解槽电池中JCO可达37.2 mA cm−2，在铜基催化剂中占据优势地位，且可与其他产CO的催化剂相媲美；DFT计算显示，硫化铜中形成的Cu空位改变了S位点的电子结构，使H*具有较大的 吉布斯自由能，从而抑制了甲酸盐的形成。 同时，电极表面阳离子Cu较少，表 …
Synthesis and characterization of CuS nanostructures: Structural ...
2017年10月19日 · The XRD pattern reveals the hexagonal structure of the CuS samples with high purity and crystallinity. From CV result, super capacity behavior increased for the water-cyclohexanol mediated sample. Hence, the water-cyclohexanol mediated sample has better and higher photocatalytic activity.
XRD Raman analysis and optical properties of CuS ... - ScienceDirect
2016年8月1日 · Raman spectroscopy and X-ray diffraction (XRD) methods were applied to determine the phase composition and crystal quality of CuS nanostructured film grown by spray pyrolysis. The film has polycrystalline structure with preferential growth along the (101) plane.
Power XRD patterns of CuS1 (A), CuS2 (B) and CuS3 (C) …
Power XRD patterns of CuS1 (A), CuS2 (B) and CuS3 (C) nanoparticles. We report the synthesis and structural studies of copper sulfide nanocrystals from copper (II) dithiocarbamate single molecule...
(a) XRD pattern of CuS NPs. | Download Scientific Diagram
X-ray diffraction (XRD), Energy Dispersive X-ray Spectrum (EDS), and Scanning Electron Microscope (SEM) techniques were employed to study the microstructural properties of the prepared sample ...
CuS2的高压拉曼光谱和X射线衍射 - pubs.cstam.org.cn
2020年5月9日 · This study makes up for the lack of high-pressure Raman and XRD research of CuS2, and confirms structural stability of pyrite-type CuS2 at high pressures and high temperatures. The results are important for comprehending the physical and chemical properties of CuS2 and realizing the unified law of pyrite structure materials.
CuS2的高压拉曼光谱和X射线衍射 - 维普期刊官网
摘要 利用金刚石压腔在高温高压条件下合成了黄铁矿结构CuS2,结合显微拉曼光谱和同步辐射X射线衍射实验,发现黄铁矿结构CuS2在低于30 GPa的压力范围内保持稳定,无结构相变发生。高压拉曼光谱研究结果显示,CuS2的所有拉曼...
CuS<sub>2</sub>的高压拉曼光谱和X射线衍射 - gywlxb.cn
2020年5月9日 · 摘要: 利用金刚石压腔在高温高压条件下合成了黄铁矿结构CuS 2，结合显微拉曼光谱和同步辐射X射线衍射实验，发现黄铁矿结构CuS 2 在低于30 GPa的压力范围内保持稳定，无结构相变发生。 高压拉曼光谱研究结果显示，CuS 2 的所有拉曼模频率随压力升高呈连续单调线性增加。 对X射线衍射实验获得的CuS 2 体积随压力变化关系进行Birch-Murnaghan状态方程拟合，得到零压晶胞体积 V0 = 193.8（5）Å 3，体积模量 K0 = 99（2）GPa， K0 '=4（固定）。 …