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Nb2 O5/CdS纳米粒子的制备及其光催化性能研究

黄正喜 龙剑英 吴腊梅 刘献平

中南民族大学学报(自然科学版)Issue(4):26-30,5.
中南民族大学学报(自然科学版)Issue(4):26-30,5.

Nb2 O5/CdS纳米粒子的制备及其光催化性能研究

Preparation and Photocatalytic Properties of Nb2 O5/CdS Nanoparticles

黄正喜 1龙剑英 1吴腊梅 1刘献平1

作者信息

  • 1. 中南民族大学化学与材料科学学院,武汉430074
  • 折叠

摘要

Abstract

Nb2 O5/CdS nanoparticles were prepared by a facile precipitation method.The samples were characterized by XRD, TEM and XPS.The photocatalytic activity of Nb2 O5/CdS under visible light irradiation for the degradation of Rhodamine B ( RhB) was investigated.The results showed that the CdS particles, which were scattered on the surface of Nb2 O5 , had a relatively uniform size distribution of around 35 nm. A mass ratio of 20% CdS in the composite photocatalysts demonstrated the best photocatalytic activity.The degradation rate of RhB was approximately 98% under visible light irradiation in 3 h, and the photocatativity was found stable even after 3 cycles.

关键词

Nb2 O5/CdS/罗丹明B/光催化降解

Key words

Nb2 O5/CdS/Rhodamine B/photocatalytic degradation

分类

化学化工

引用本文复制引用

黄正喜,龙剑英,吴腊梅,刘献平..Nb2 O5/CdS纳米粒子的制备及其光催化性能研究[J].中南民族大学学报(自然科学版),2014,(4):26-30,5.

基金项目

国家民委科研基金资助项目 ()

中南民族大学学报(自然科学版)

OA北大核心CSTPCD

1672-4321

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