Preparation of a N, S, P co-doped and oxidized porous carbon for the efficient adsorption of uranium(VI)

• Main Authors: Liu, Yan, Liu, Xiao-peng, Dai, Ying, Wang, Yun, Yuan, Ding-zhong, Liu, Jin-biao, Chew, Jia Wei
• Other Authors: School of Chemical and Biomedical Engineering
• Format: Article
• Language: English
• Published: 2023
• Subjects: Engineering::Chemical engineering; Polyphosphazene; Carboxyl
• Online Access: https://hdl.handle.net/10356/170501
• Institution: Nanyang Technological University

A N, S, P co-doped and oxidized porous carbon was prepared by the carbonization of poly (cyclotriphosphazene-co-4,4'-sulfonyldiphenol) at 750 ℃, followed by KOH activation and HNO3 oxidation. The carbon was used as an adsorbent for uranium(VI) in aqueous solutions. TEM, SEM, XPS and FTIR were u...