晶面优化策略调控WO3

本数据为晶面优化策略调控WO3光电催化甲烷氧化性能研究-光电甲烷氧化活性测试。数据内容和采集方案主要包括使用H-型电解池光电催化甲烷氧化，使用0.1 M Na2SO4溶液作电解液，通入甲烷30分钟后密闭进行反应，测试电压为0.2-1.8 V （vs. RHE），光强为100-300 mW/cm2，反应时间为1-15 h。光电检测产物使用气相色谱（安捷伦7890B）和核磁共振（AVANCE III 400）进行检测。采集时间为2018年-2020年。采集地点为中国科学技术大学化学与材料科学学院。本数据为晶面优化策略调控WO3光电催化甲烷氧化性能研究-光电甲烷氧化活性测试。数据内容和采集方案主要包括使用H-型电解池光电催化甲烷氧化，使用0.1 M Na2SO4溶液作电解液，通入甲烷30分钟后密闭进行反应，测试电压为0.2-1.8 V （vs. RHE），光强为100-300 mW/cm2，反应时间为1-15 h。主要记录光电化学数据，氙灯光照和暗条件下光电流数据。电化学采用上海辰华CHI660E进行检测。采集时间为2018年-2020年。采集地点为中国科学技术大学化学与材料科学学院。晶面优化策略调控WO4光电催化甲烷氧化性能研究-WO3电子结构表征。数据内容和采集方案主要包括利用紫外光电子能谱对不同WO3光电极的费米能级和价带位置进行表征。使用紫外灯光能量为21.2 eV。采集地点为中国科学技术大学化学与材料科学学院和北京高德英特科技有限公司。晶面优化策略调控WO4光电催化甲烷氧化性能研究-WO3结构表征.数据内容和采集方案主要包括使用X射线衍射仪对WO3的晶相结构进行表征，使用紫外可见漫反射吸收光谱对WO3的带隙宽度进行表征。采集时间为2020年12月。采集地点为中国科学技术大学化学与材料科学学院。

This dataset corresponds to the photoelectrochemical methane oxidation activity test for the study of modulating the photoelectrocatalytic methane oxidation performance of WO3 via crystal plane optimization strategies. The data content and collection protocol mainly include photoelectrocatalytic methane oxidation using an H-type electrolytic cell, with 0.1 M Na2SO4 solution as the electrolyte. After purging methane for 30 minutes, the cell was sealed for the reaction. The test voltage ranged from 0.2 to 1.8 V (vs. RHE), the light intensity was 100–300 mW/cm², and the reaction duration was 1–15 h. The photoelectrochemical reaction products were detected via gas chromatography (Agilent 7890B) and nuclear magnetic resonance (AVANCE III 400). The data were collected between 2018 and 2020 at the School of Chemistry and Materials Science, University of Science and Technology of China.

This dataset also corresponds to the aforementioned photoelectrochemical methane oxidation activity test study. The data content and collection protocol mainly include photoelectrocatalytic methane oxidation using an H-type electrolytic cell, with 0.1 M Na2SO4 solution as the electrolyte. After purging methane for 30 minutes, the cell was sealed for the reaction. The test voltage ranged from 0.2 to 1.8 V (vs. RHE), the light intensity was 100–300 mW/cm², and the reaction duration was 1–15 h. This dataset primarily records photoelectrochemical data, including photocurrent data under xenon lamp irradiation and dark conditions. Electrochemical measurements were conducted using the CHI660E workstation from Shanghai Chenhua. The data were collected between 2018 and 2020 at the School of Chemistry and Materials Science, University of Science and Technology of China.

Another dataset covers the electronic structure characterization of WO3 for the study of modulating the photoelectrocatalytic methane oxidation performance of WO4 via crystal plane optimization strategies. The data content and collection protocol mainly involve characterizing the Fermi level and valence band position of different WO3 photoelectrodes using ultraviolet photoelectron spectroscopy (UPS), with the ultraviolet light energy set at 21.2 eV. The data were collected at the School of Chemistry and Materials Science, University of Science and Technology of China, and Beijing Goldint Technology Co., Ltd.

The final dataset covers the structural characterization of WO3 for the study of modulating the photoelectrocatalytic methane oxidation performance of WO4 via crystal plane optimization strategies. The data content and collection protocol mainly include characterizing the crystal phase structure of WO3 using an X-ray diffractometer, and determining the band gap width of WO3 via ultraviolet-visible diffuse reflectance absorption spectroscopy (UV-vis DRS). The data were collected in December 2020 at the School of Chemistry and Materials Science, University of Science and Technology of China.

搜集汇总

背景与挑战

背景概述

该数据集聚焦于晶面优化策略调控WO3的光电催化甲烷氧化性能研究，包含光电催化活性测试、电子结构表征和结构表征等实验数据。实验采用H-型电解池，在特定电压、光强和时间条件下进行，产物通过气相色谱和核磁共振检测，数据采集于2018年至2020年在中国科学技术大学完成。