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Enhanced activation of peroxymonosulfate by nickel sulfide with sulfur vacancies for ultrafast organic pollutants degradation: Roles of active sites and mechanism

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成果类型:
期刊论文
作者:
Luo, Cai-Wu*;Jiang, Liang;Li, Xian-Feng;Wan, Qiang-Mao;Jiang, Tian-Jiao;...
通讯作者:
Luo, Cai-Wu;Xie, C
作者机构:
[Xie, C; Luo, Cai-Wu; Xie, Chao; Zhao, Run-Ze; Jiang, Liang; Li, Xian-Feng; Guo, Jing-Qian; Mao, Sen-Ping; Luo, CW] Univ South China, Sch Resources Environm & Safety Engn, Hengyang 421000, Peoples R China.
[Wan, Qiang-Mao] China Natl Nucl Corp, Nucl Ind Coll, Beijing 102413, Peoples R China.
[Xie, Chao; Jiang, Tian-Jiao] Univ South China, Sch Nucl Sci & Technol, Hengyang 421000, Peoples R China.
通讯机构:
[Xie, C ; Luo, CW] U
Univ South China, Sch Resources Environm & Safety Engn, Hengyang 421000, Peoples R China.
语种:
英文
关键词:
Nickel sulfide;Organic pollutants;Peroxymonosulfate;Sulfur;Vacancies
期刊:
Environmental Pollution
ISSN:
0269-7491
年:
2025
卷:
372
页码:
125789
基金类别:
CRediT authorship contribution statement Cai-Wu Luo: Writing – review & editing, Resources, Project administration, acquisition, Data curation, Conceptualization. Liang Jiang: Writing – original draft, Formal analysis, Data curation. Xian-Feng Li: Data curation. Qiang-Mao Wan: Software. Tian-Jiao Jiang: Methodology. Sen-Ping Mao: Validation. Jing-Qian Guo: Methodology. Run-Ze Zhao: Validation. Chao Xie: Resources.
机构署名:
本校为第一且通讯机构
院系归属:
核科学技术学院
摘要:
The transition metal sulfide-activated peroxymonosulfate (PMS) has been proven to be a promising alternative for removing organic pollutants in wastewater. However, the interaction among active sites was not fully elucidated. To clarify this issue, a simple nickel sulfide with sulfur vacancies (NSHC10-400) via the hydrothermal-calcination successive treatments was successfully fabricated and employed for activating PMS for Acid Orange II (AOII) removal. The results showed that the Ni 2+ , reductive sulfur species and sulfur vacancies acted as main active sites on the activation of PMS. Due to ...

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