| 带壳介质椭球的等效介电常量 |
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| 引用本文： | 桑芝芳,李振亚. 带壳介质椭球的等效介电常量[J]. 大学物理, 2011, 30(7): 16-18 |
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| 作者姓名： | 桑芝芳 李振亚 |
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| 作者单位： | 苏州大学物理科学与技术学院,江苏苏州,215006 |
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| 摘 要： | 通过引入椭球坐标系,求解满足给定边界条件的拉普拉斯方程,得出了带壳介质椭球内外的电势分布,从而进一步讨论了带壳椭球的等效介电常量.
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| 关 键 词： | 带壳介质椭球 退极化因子 电势分布 等效介电常量 |
Equivalent permittivity of core-shell structured ellipsoids |
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| SANG Zhi-fang,LI Zhen-ya. Equivalent permittivity of core-shell structured ellipsoids[J]. College Physics, 2011, 30(7): 16-18 |
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| Authors: | SANG Zhi-fang LI Zhen-ya |
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| Affiliation: | SANG Zhi-fang,LI Zhen-ya(Department of Physics,Soochow University,Suzhou,Jiangsu 215006,China) |
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| Abstract: | Based on the ellipsoidal coordinate,the spacial distribution of electric potential of a coated ellipsoid in a matrix is investigated by solving the Laplace equations under the boundary conditions.Furthermore,the equivalent permittivity of a coated ellipsoid is obtained. |
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| Keywords: | core-shell structured ellipsoids depolarization factor distribution of electric potential equivalent permittivity |
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