Separation of transition metal ions in an inhomogeneous magnetic field

被引:39
作者
Fujiwara, M [1 ]
Kodoi, D [1 ]
Duan, W [1 ]
Tanimoto, Y [1 ]
机构
[1] Hiroshima Univ, Grad Sch Sci, Higashihiroshima 7398526, Japan
来源
JOURNAL OF PHYSICAL CHEMISTRY B | 2001年 / 105卷 / 17期
关键词
D O I
10.1021/jp003562d
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The magnetic separation was investigated for Fe3+, Co2+, Ni2+, Cu2+, Zn2+, Ag+, and Cd2+ ions in an inhomogeneous field of 410 kOe(2) cm(-1). By application of the field to the solutions spotted on silica gel, the Fe3+, Co2+, Ni2+, and Cu2+ ions were attracted toward the field center, but the Zn2+, Ag+, and Cd2+ ions stayed at the spot origin. The movements depended upon the susceptibilities of the metal ions. The findings demonstrate that the use of a magnetic field has potential to separate ions in chemical and biological areas.
引用
收藏
页码:3343 / 3345
页数:3
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