旋转带电刚体的电偶极矩辐射功率及其阻尼力矩POWER AND DAMPING TORQUE OF ELECTRIC-DIPOLE RADIATION FOR ROTATIONAL CHARGED RIGID BODIES
周国全,霍彦聪
摘要(Abstract):
依照电动力学有关电磁辐射的基本理论,在满足远场近似条件并在非相对论情形和准周期平均意义下,依据辐射过程的功能原理与能量守恒的法则,推导了旋转带电刚体的电偶极矩辐射的功率与阻尼力矩;所得公式在单个电偶极子情形的结论与已有文献的结论相符;枚举数例并列表计算了若干常见带电体的相关结果。
关键词(KeyWords): 电磁辐射;电偶极矩;阻尼力矩;阻尼;转动
基金项目(Foundation):
作者(Author): 周国全,霍彦聪
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