Electric field induced in cells in the human body when this is exposed to low-frequency electric fields

被引:23
|
作者
King, RWP [1 ]
Wu, TT [1 ]
机构
[1] Harvard Univ, Gordon McKay Lab, Cambridge, MA 02138 USA
来源
PHYSICAL REVIEW E | 1998年 / 58卷 / 02期
关键词
D O I
10.1103/PhysRevE.58.2363
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
A detailed analysis is carried out of the electric field induced in a cell when the body is exposed to an incident axial electric field at 50-60 Hz. It is shown that the field in a spherical cell is effectively shielded by the membrane so that the induced field in its interior is negligibly small. It is also shown that the induced electric field in a cylindrical cell (which is long compared to its radius) is the same as the axial field outside the cell. In this case, the cell membrane has no shielding effect.
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页码:2363 / 2369
页数:7
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