CdxZn1-xS纳米颗粒制备及其光催化性能

被引：1
作者：
刘向
汪汉斌
向晶晶
机构：
[1] 湖北大学物理与电子科学学院
来源：
广州化工 | 2017年 / 45卷 / 06期
关键词：
CdxZn1-xS; 固溶体; 光催化; 制氢;
D O I：
暂无
中图分类号：
O643.36 [催化剂];
学科分类号：
摘要：
采用共沉淀法一步合成了不同成分的CdxZn1-xS纳米晶体。利用X射线衍射仪分析发现产物CdxZn1-xS纳米晶体均为立方相固溶体结构,晶粒大小在10～15 nm之间。扫描电子显微镜观察到CdxZn1-xS纳米晶体颗粒团聚为300～500 nm的球状结构。研究了前驱物中不同镉和锌的原子配比对CdxZn1-xS纳米晶体的形貌,结构以及光催化活性的影响。结果显示Cd0.5Zn0.5S具备最佳催化活性,经过6 h的光催化测试其稳定光催化制氢速率约为774μmol/h·g。
引用
收藏
页码：61 / 62+74 +74
页数：3
相关论文
共 7 条
  • [1] Template-Free Preparation of Volvox-like CdxZn1-xS Nanospheres with Cubic Phase for Efficient Photocatalytic Hydrogen Production
    Zhou, Hangyue
    Liu, Qingyun
    Liu, Weimin
    Ge, Jiechao
    Lan, Minhuan
    Wang, Chao
    Geng, Jianxin
    Wang, Pengfei
    [J]. CHEMISTRY-AN ASIAN JOURNAL, 2014, 9 (03) : 811 - 818
  • [2] Fabrication of noble-metal-free Cd 0.5 Zn 0.5 S/NiS hybrid photocatalyst for efficient solar hydrogen evolution[J] . Naixu Li,Bingyao Zhou,Penghui Guo,Jiancheng Zhou,Dengwei Jing.International Journal of Hydrogen Energy . 2013 (26)
  • [3] Roles of cocatalysts in Pt–PdS/CdS with exceptionally high quantum efficiency for photocatalytic hydrogen production[J] . Jinhui Yang,Hongjian Yan,Xiuli Wang,Fuyu Wen,Zhijun Wang,Dayong Fan,Jingying Shi,Can Li.Journal of Catalysis . 2012
  • [4] Correlation between band structures and photocatalytic activities of Cd x Cu y Zn 1– x – y S solid solution[J] . Guanjie Liu,Zhaohui Zhou,Liejin Guo.Chemical Physics Letters . 2011 (1)
  • [5] A simplified method for synthesis of band-structure-controlled (CuIn)xZn2(1-x)S2 solid solution photocatalysts with high activity of photocatalytic H2 evolution under visible-light irradiation
    Zhang, Xianghui
    Du, Yuanchang
    Zhou, Zhaohui
    Guo, Liejin
    [J]. INTERNATIONAL JOURNAL OF HYDROGEN ENERGY, 2010, 35 (08) : 3313 - 3321
  • [6] Surface engineered active photocatalysts without noble metals: CuS–Zn x Cd 1? x S nanospheres by one-step synthesis[J] . Wei Zhang,Rong Xu.International Journal of Hydrogen Energy . 2009 (20)
  • [7] Band structure-controlled solid solution of Cd 1 - x Zn x S photocatalyst for hydrogen production by water splitting[J] . Chanjuan Xing,Yaojun Zhang,Wei Yan,Liejin Guo.International Journal of Hydrogen Energy . 2006 (14)
1