The activation of peroxymonosulfate via oxygen/cobalt-modified carbon nitride for decomposition of acid orange 7: role of high-value cobalt and superoxide radical. - Sang, Yongliang; Li, Jiaxuan; Zhou, Jiaqi; Li, Yu; Zhang, Jingjing; Xia, Xiaohan; Feng, Kaixin; Gao, Lijing; Zhang, Zhongkun; Wu, Min (Research on Chemical Intermediates, 2024)