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CdS、Ag^+掺杂改性纳米TiO_2光催化降解有机物研究
引用本文:庄琳,梁锦华,沈辉,招泳欣.CdS、Ag^+掺杂改性纳米TiO_2光催化降解有机物研究[J].材料导报,2011,25(1):70-74.
作者姓名:庄琳  梁锦华  沈辉  招泳欣
作者单位:庄琳,沈辉,ZHUANG Lin,SHEN Hui(中山大学物理科学与工程技术学院,广州,510275);梁锦华,招泳欣,LIANG Jinhua,ZHAO Yongxin(中山大学物理科学与工程技术学院,广州,510275;中山大学化学与化学工程学院,广州,510275)
基金项目:广州市海珠区知识产权局项目
摘    要:在理论分析的基础上对纳米Ti02分别进行掺CdS和掺银改性实验研究。采用XRD和粒度分析技术对改性后的样品进行表征,并以掺杂CdS、Ag^+纳米Ti02进行光催化降解甲基橙模拟实验。结果表明,掺杂CdS、Ag^+纳米Ti02在可见光范围内降解有机物的效率有较大提高。

关 键 词:纳米TiO2  光催化  掺杂  电子  空穴

Research Progress in Colloidal Magnetic Photonic Crystals
ZHUANG Lin,LIANG Jinhua,SHEN Hui,ZHAO Yongxin.Research Progress in Colloidal Magnetic Photonic Crystals[J].Materials Review,2011,25(1):70-74.
Authors:ZHUANG Lin  LIANG Jinhua  SHEN Hui  ZHAO Yongxin
Affiliation:ZHUANG Lin1,LIANG Jinhua1,2,SHEN Hui1,ZHAO Yongxin1,2(1 School of Physics and Engineering,Sun Yat-sen University,Guangzhou 510275,2 School of Chemistry and Chemical Engineering,Guangzhou 510275)
Abstract:The colloidal magnetic photonic crystal is a new direction of photonic crystal studies.Because of their special optical and magnetic property,the colloidal magnetic photonic crystals are gradually attracting people′s attention.The concept and characteristics of the colloidal magnetic photonic crystals are introduced.Preparation me-thods,applications in engineering,biological medicine,chemistry and chemical engineering are presented and discussed.In addition,the applications and future development of the colloidal magnetic photonic crystals are also prospected.
Keywords:magnetic photonic crystals  magnetochromic  mechanism  
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