THE USE OF ASSOCIATED SURFACTANT MEDIA FOR THE SYNTHESIS OF FINE PARTICLES - PREPARATION OF IRON-OXIDES

被引:14
作者
OSULLIVAN, EC [1 ]
PATEL, RC [1 ]
WARD, AJI [1 ]
机构
[1] CLARKSON UNIV,DEPT CHEM,POTSDAM,NY 13699
关键词
D O I
10.1016/0021-9797(91)90224-V
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
Precipitation of iron oxide in a lyotropic liquid crystal medium is compared to that in homogeneous solution. Results indicate that the aqueous layers of the lamellar phase influence both the nucleation and particle growth stages of particle formation. The formation of β-FeOOH occurs in the temperature range 60-90°C. Particle sizes in the range 1-100 nm, depending on the heating times, with needle like morphology are formed. © 1991.
引用
收藏
页码:582 / 585
页数:4
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