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A facile band alignment of polymeric carbon nitride isotype heterojunctions for enhanced photocatalytic tetracycline degradation

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成果类型:
期刊论文
作者:
Jiang, Longbo;Yuan, Xingzhong*;Zeng, Guangming;Liang, Jie*;Wu, Zhibin;...
通讯作者:
Yuan, Xingzhong;Liang, Jie
作者机构:
[Zeng, Guangming; Zhang, Jin; Yuan, Xingzhong; Xiong, Ting; Wang, Hou; Yuan, XZ; Liang, Jie; Jiang, Longbo] Hunan Univ, Coll Environm Sci & Engn, Changsha 410082, Hunan, Peoples R China.
[Zeng, Guangming; Zhang, Jin; Yuan, Xingzhong; Xiong, Ting; Wang, Hou; Yuan, XZ; Liang, Jie; Jiang, Longbo] Hunan Univ, Minist Educ, Key Lab Environm Biol & Pollut Control, Changsha 410082, Hunan, Peoples R China.
[Wu, Zhibin] Hunan Agr Univ, Coll Biosci & Biotechnol, Changsha 410128, Hunan, Peoples R China.
[Li, Hui] Hunan Acad Forestry, Inst Biol & Environm Engn, Changsha 410004, Hunan, Peoples R China.
通讯机构:
[Yuan, XZ; Liang, J] H
Hunan Univ, Coll Environm Sci & Engn, Changsha 410082, Hunan, Peoples R China.
Hunan Univ, Minist Educ, Key Lab Environm Biol & Pollut Control, Changsha 410082, Hunan, Peoples R China.
语种:
英文
期刊:
Environmental Science: Nano
ISSN:
2051-8153
年:
2018
卷:
5
期:
11
页码:
2604-2617
基金类别:
The authors gratefully acknowledge the financial support provided by the National Natural Science Foundation of China (No. 21776066, No. 51739004, No. 51521006, No. 71431006, No. 51708195), Key Programs of Research and Development Program of Hunan Province (No. 2016SK2015, No. 2017SK2401) and Shanghai Tongji Gao Tingyao Environmental Science and Technology Development Foundation.
机构署名:
本校为其他机构
院系归属:
生物科学技术学院
摘要:
Construction of heterojunctions is generally adopted to improve photocatalytic activity by enhancing photogenerated charge separation. In this study, metal-free phosphorus-doped g-C3N4 (PCN) and g-C3N4 (CN) isotype heterojunctions (PCN/CN) were prepared by a facile calcination strategy to significantly enhance the charge separation. The band offset between PCN and CN could drive the transfer of photogenerated electron-hole pairs, which helped reduce the recombination and prolong the lifetime of photoinduced charges. The optimum photocatalytic a...

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