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二氧化钛-石墨烯复合物的制备及其光催化性质

邓玲娟 古元梓 徐维霞 马占营

应用化学2012,Vol.29Issue(8):942-947,6.
应用化学2012,Vol.29Issue(8):942-947,6.DOI:10.3724/SP.J.1095.2012.00394

二氧化钛-石墨烯复合物的制备及其光催化性质

Synthesis of TiO2 -Graphene Composite for Using as a Photocatalyst

邓玲娟 1古元梓 1徐维霞 1马占营1

作者信息

  • 1. 咸阳师范学院化学与化工学院 咸阳712000
  • 折叠

摘要

Abstract

TiO2 graphene composite was obtained by a one step hydrothermal method, using graphite oxide and commercial TiO2 as precursors. The morphology and structure of the composite were examined by scanning electron microscopy, transition electron microscopy, X-ray diffraction, N2 adsorption-desorption and Raman spectrum. The as-prepared TiO2-graphene photocatalyst possessed great adsorptivity of dyes, extended light absorption range, and efficient charge separation properties. Hence, in the photodegradation of methylene blue, a significant enhancement in efficiency was observed with TiO2-graphene compared to the neat TiO2.

关键词

石墨烯/二氧化钛-石墨烯催化剂/光催化降解/亚甲基蓝

Key words

graphene,TiO2-graphene catalyst,photocatalysis degradation,methylene blue

分类

化学化工

引用本文复制引用

邓玲娟,古元梓,徐维霞,马占营..二氧化钛-石墨烯复合物的制备及其光催化性质[J].应用化学,2012,29(8):942-947,6.

基金项目

陕西省教育厅自然科学专项基金资助项目(09JK802) (09JK802)

应用化学

OA北大核心CSCDCSTPCD

1000-0518

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