|
|
Zn掺杂Bi3NbO7催化剂可见光降解甲基橙 |
常青侠,孙立恒,樊丽辉,刘东斌,李士凤,申延明 |
沈阳化工大学 化学工程学院, 辽宁 沈阳 110142 |
|
|
摘要 采用共沉淀法制备了Zn-Bi3NbO7光催化剂,并进行XRD、BET、UV-Vis DRS表征.以甲基橙作为模型污染物,考察可见光催化活性.结果表明:pH=7时制备的催化剂以Bi3NbO7物相为主,同时伴有少量Bi2NbO5F、BiOF及BiF3杂相,Zn可能进入Bi3NbO7晶格.适量掺杂Zn可以提高可见光催化活性,当n(Zn)/n(Bi3NbO7)为1.0 %时可见光催化活性最佳,反应速率常数约为未掺杂催化剂的1.4倍.
|
|
关键词:
铌酸铋
可见光
光催化
掺杂
|
收稿日期: 2015-12-08
出版日期: 2018-06-30
发布日期: 2018-07-12
整期出版日期: 2018-06-30
|
|
通讯作者:
申延明(1968-),男,辽宁瓦房店人,教授,硕士,主要从事纳米催化材料制备及应用研究.
|
作者简介: 常青侠(1989-),女,山东青州人,硕士研究生在读,主要从事光催化催化剂研究. |
[1] |
. [J]. Journal of Shenyang University of Chemical Technology, 2018, 32(2): 97
-106
. |
[2] |
. [J]. Journal of Shenyang University of Chemical Technology, 2018, 32(2): 107
-112
. |
[3] |
. [J]. Journal of Shenyang University of Chemical Technology, 2018, 32(2): 113
-117
. |
[4] |
. [J]. Journal of Shenyang University of Chemical Technology, 2018, 32(2): 118
-122
. |
[5] |
. [J]. Journal of Shenyang University of Chemical Technology, 2018, 32(2): 123
-126
. |
[6] |
. [J]. Journal of Shenyang University of Chemical Technology, 2018, 32(2): 127
-130
. |
[7] |
. [J]. Journal of Shenyang University of Chemical Technology, 2018, 32(2): 131
-137
. |
[8] |
. [J]. Journal of Shenyang University of Chemical Technology, 2018, 32(2): 138
-143
. |
[9] |
. [J]. Journal of Shenyang University of Chemical Technology, 2018, 32(2): 149
-152
. |
[10] |
.
Synthesis of CuO Flower-Like Microspheres and Investigation Their Sensing Properties to Ethanol
[J]. Journal of Shenyang University of Chemical Technology, 2021, 35(3): 199
-204
. |
|
|
Viewed |
|
|
|
Full text
|
|
|
|
|
Abstract
|
|
|
|
|
Cited |
|
|
|
|
|
Shared |
|
|
|
|
|
Discussed |
|
|
|
|