LONG-RANGE FORCES IN HETEROGENEOUS FLUID MEMBRANES

被引:320
作者
GOULIAN, M
BRUINSMA, R
PINCUS, P
机构
[1] UNIV CALIF LOS ANGELES,DEPT PHYS,LOS ANGELES,CA 90024
[2] UNIV CALIF SANTA BARBARA,DEPT MAT,SANTA BARBARA,CA 93106
来源
EUROPHYSICS LETTERS | 1993年 / 22卷 / 02期
关键词
MEMBRANE BIOPHYSICS; THERMODYNAMICS OF SURFACES; INTERATOMIC AND INTERMOLECULAR POTENTIALS AND FORCES;
D O I
10.1209/0295-5075/22/2/012
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We find a new long-range interaction between foreign inclusions (e.g. mobile proteins) in a fluid membrane which is mediated by the membrane itself. The interaction falls off as 1/R4, can be attractive or repulsive depending on the temperature and the elastic properties of the inclusion and the membrane, and for large distances is large compared with electrostatic, van der Waals, and other lipid-mediated forces.
引用
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页码:145 / 150
页数:6
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