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Author:

蒋海燕 (蒋海燕.) | 戴洪兴 (戴洪兴.) (Scholars:戴洪兴) | 孟雪 (孟雪.) | 张磊 (张磊.) | 邓积光 (邓积光.) | 吉科猛 (吉科猛.)

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CQVIP PKU CSCD

Abstract:

以硝酸铋和偏钒酸铵为无机源,NaOH为pH值调节剂,三嵌段共聚物P123为表面活性剂,采用醇-水热法制备了多种形貌的单斜BiVO4.利用X射线衍射、N2吸脱附、扫描电子显微镜、X射线光电子能谱和紫外可见光漫反射等技术表征了其物化性质,并考察了这些BiVO4样品在可见光照射下降解甲基橙的催化活性.结果表明,表面活性剂和溶液pH值对所得BiVO4产物的粒子形貌影响很大.在醇-水热温度为180oC,pH值为2,7或10时,可分别制得多孔球状、花状和片状BiVO4;而采用P123作表面活性剂,在醇-水热温度为180oC且pH为2时可制得棒状BiVO4.BiVO4样品粒子形貌的不同导致它们的比表面积、表...

Keyword:

单斜钒酸铋 甲基橙 醇-水热法 可见光响应催化剂 形貌相依性质 降解

Author Community:

  • [ 1 ] 北京工业大学环境与能源工程学院化学化工系

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Source :

催化学报

Year: 2011

Issue: 06

Volume: 32

Page: 939-949

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 5

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