Cu4SnS4的制备及其电催化还原CO2性能的研究

被引：0
|
作者：
孙晨琦
魏树权
徐丹丹
李刚
机构：
[1] 哈尔滨师范大学
来源：
哈尔滨师范大学自然科学学报 | 2024年 / 40卷 / 02期
关键词：
Cu4SnS4; CO2RR; 法拉第效率; 甲酸盐;
D O I：
暂无
中图分类号：
O643.36 [催化剂]; X701 [废气的处理与利用];
学科分类号：
摘要：
通过溶剂热法合成三元硫属化合物CTS（Cu4SnS4）.利用X-射线衍射（XRD）、扫描电子显微镜（SEM）、透射电子显微镜（TEM）、电化学阻抗（EIS）、电化学活性表面积（ECSA）、塔菲尔斜率（Tafel）等对样品的结构、形貌和电催化还原CO2（CO2RR）性能进行了探究.实验结果表明，Cu4SnS4电催化还原CO2的能力比相应的二元金属化合物SnS2,Cu2S和Cu10Sn3材料明显提升.其中200℃、24 h制备的纯相Cu4SnS4催化剂性能最好，在-1.0 V（vs.RHE）电位下，电流密度稳定可达到18 mA/cm2,甲酸盐的选择性高达75%.
引用
收藏
页码：49 / 55
页数：7
相关论文
共 9 条
  • [1] 间隙Sn掺杂促进铋电催化CO_2到甲酸盐的转化（英文）.[J].徐鑫;危洋;米林华;潘国栋;何亚军;蔡思婷;郑朝杨;江雅明;陈斌;李留义;钟升红;黄建峰;胡文彬;于岩;.Science China(Materials).2023, 09
  • [2] Effect of S vacancy in Cu3SnS4 on high selectivity and activity of photocatalytic CO2 reduction.[J].Wang Junyan;Bo Tingting;Shao Boyu;Zhang Yizhong;Jia Lixia;Tan Xin;Zhou Wei;Yu Tao.Applied Catalysis B: Environmental.2021,
  • [3] Machine-Learning-Guided Discovery and Optimization of Additives in Preparing Cu Catalysts for CO<sub>2</sub> Reduction..[J].Guo Ying;He Xinru;Su Yuming;Dai Yiheng;Xie Mingcan;Yang Shuangli;Chen Jiawei;Wang Kun;Zhou Da;Wang Cheng.Journal of the American Chemical Society.2021, 15
  • [4] SnS Nanoparticles Grown on Sn-Atom-Modified N,S-Codoped Mesoporous Carbon Nanosheets as Electrocatalysts for CO2 Reduction to Formate
    Zhao, Shulin
    Qin, Yue
    Guo, Tao
    Li, Sheng
    Liu, Xiaojing
    Ou, Man
    Wu, Yuping
    Chen, Yuhui
    [J]. ACS APPLIED NANO MATERIALS, 2021, 4 (02) : 2257 - 2264
  • [5] Towards a carbon neutral NHS..[J].<au-aff> <au id="1"> <name>Jennings Neil</name> <mail></mail> <aff city="" country="" > <institution content-type="inst"></institution> <institution content-type="dept"></institution> <raw_aff>Grantham Institute-Climate Change and the Environment; Imperial College London; London; UK.</raw_aff >
  • [6] Metal-Organic Layers Leading to Atomically Thin Bismuthene for Efficient Carbon Dioxide Electroreduction to Liquid Fuel
    Cao, Changsheng
    Ma, Dong-Dong
    Gu, Jia-Fang
    Xie, Xiuyuan
    Zeng, Guang
    Li, Xiaofang
    Han, Shu-Guo
    Zhu, Qi-Long
    Wu, Xin-Tao
    Xu, Qiang
    [J]. ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, 2020, 59 (35) : 15014 - 15020
  • [7] Phase and structure engineering of copper tin heterostructures for efficient electrochemical carbon dioxide reduction..[J].Wang Pengtang;Qiao Man;Shao Qi;Pi Yecan;Zhu Xing;Li Yafei;Huang Xiaoqing.Nature communications.2018, 1
  • [8] Panel estimation for urbanization; energy consumption and CO 2 emissions: A regional analysis in China.[J].Chuanguo Zhang;Yan Lin.Energy Policy.2012,
  • [9] Reduction of Carbon Dioxide on Mercury Cathodes.[J].E..Journal of Chemical Physics.1954, 4
1