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Magnetic nitrogen-doped sludge-derived biochar catalysts for persulfate activation: Internal electron transfer mechanism

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成果类型:
期刊论文
作者:
Yu, Jiangfang;Tang, Lin*;Pang, Ya*;Zeng, Guangming;Wang, Jiajia;...
通讯作者:
Tang, Lin;Pang, Ya
作者机构:
[Zeng, Guangming; Wang, Jiajia; Feng, Haopeng; Yu, Jiangfang; Tang, Lin; Liu, Yani; Ren, Xiaoya; Chen, Song] Hunan Univ, Coll Environm Sci & Engn, Changsha 410082, Hunan, Peoples R China.
[Pang, Ya] Changsha Univ, Dept Biol & Environm Engn, Changsha 410003, Hunan, Peoples R China.
[Zeng, Guangming; Wang, Jiajia; Feng, Haopeng; Yu, Jiangfang; Tang, Lin; Liu, Yani; Ren, Xiaoya; Chen, Song] Hunan Univ, Minist Educ, Key Lab Environm Biol & Pollut Control, Changsha 410082, Hunan, Peoples R China.
[Deng, Yaocheng] Hunan Agr Univ, Coll Resources & Environm, Changsha 410128, Hunan, Peoples R China.
通讯机构:
[Tang, Lin] H
[Pang, Ya] C
Hunan Univ, Coll Environm Sci & Engn, Changsha 410082, Hunan, Peoples R China.
Changsha Univ, Dept Biol & Environm Engn, Changsha 410003, Hunan, Peoples R China.
语种:
英文
关键词:
Sludge biochar;Persulfate;Free radicals;Internal electron transfer;Sp(2) and sp(3) hybridization
期刊:
Chemical Engineering Journal
ISSN:
1385-8947
年:
2019
卷:
364
页码:
146-159
基金类别:
The study was financially supported by Projects 51579096 , 51521006 and 51409024 supported by National Natural Science Foundation of China , the Key Research and Development Program of Hunan Province of China ( 2017SK2241 ), the National Innovative Talent Promotion Program of China ( 2017RA2088 ), the National Program for Support of Top–Notch Young Professionals of China (2012), and the Training Program for Excellent Young Innovators of Changsha (kq1802022). The authors would like to thank the support from Hunan Province Cooperative Innovation Center for The Construction & Development of Dongting Lake Ecological Economic Zone.
机构署名:
本校为其他机构
院系归属:
资源环境学院
摘要:
Persulfate-based advanced oxidation process is a powerful countermeasure for water remediation, where effective and low-cost catalysts are still needed. Herein, a one-pot synthetic method for magnetic nitrogen-doped sludge biochar (MS-biochar) was presented, which exhibited better catalytic property with PDS for tetracycline degradation than typical graphitic carbon (graphite powder, graphene oxide and multiwalled carbon nanotubes) and two other types biochars. EDAX manifested the uniform dispersion of elements in MS-biochar. Similar to “top-d...

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