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Uranium adsorption by dry and wet immobilized Saccharomyces cerevisiae

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成果类型:
期刊论文
作者:
Wang, Xiaoliang;Peng, Guowen;Yang, Yan;Wang, Yanfei*;He, Tingting
通讯作者:
Wang, Yanfei
作者机构:
[Yang, Yan; Wang, Yanfei; He, Tingting; Peng, Guowen; Wang, Xiaoliang] Univ S China, Sch Chem & Chem Engn, Hengyang 421001, Hunan, Peoples R China.
通讯机构:
[Wang, Yanfei] U
Univ S China, Sch Chem & Chem Engn, Hengyang 421001, Hunan, Peoples R China.
语种:
英文
关键词:
Dry and wet immobilized Saccharomyces cerevisiae;Adsorption;Uranium
期刊:
Journal of Radioanalytical and Nuclear Chemistry
ISSN:
0236-5731
年:
2012
卷:
291
期:
3
页码:
825-830
机构署名:
本校为第一且通讯机构
院系归属:
化学化工学院
摘要:
Immobilized Saccharomyces cerevisiae (ISC) was prepared by the sodium alginate–gelatin embedding method after dry cells had been cross-linked by formaldehyde. Adsorption of uranium(VI) by incompletely and completely dry ISC was studied. The results indicated that incompletely dry ISC had greater adsorption capacity for U(VI), with physical adsorption being the primary mechanism, whereas completely dry ISC exhibited much greater rigidity and much smaller volume. Therefore, initial absorption of U(VI) by incompletely dry ISC followed by heating ...

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