CONFINED BROWNIAN-MOTION

被引:178
作者
FAUCHEUX, LP [1 ]
LIBCHABER, AJ [1 ]
机构
[1] NEC CORP LTD, RES INST, PRINCETON, NJ 08540 USA
关键词
D O I
10.1103/PhysRevE.49.5158
中图分类号
O35 [流体力学]; O53 [等离子体物理学];
学科分类号
070204 ; 080103 ; 080704 ;
摘要
We present microscopic observations of the diffusion in water of micrometer-sized spheres confined between two walls. Deviations from the Stokes-Einstein law are observed, which for different bead diameters and different separations between the walls depend on a single dimensionless parameter. We compare numerical predictions with the experimental values.
引用
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页码:5158 / 5163
页数:6
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