电磁波在运动介质表面上半波损失的消失现象THE DISAPPEARANCE OF HALF WAVE LOSS ON INTERFACE OF MOVING MEDIA FOR ELECTROMAGNETIC WAVE
宋仁刚,徐岩,夏乾旭
摘要(Abstract):
本文讨论了考虑相对论效应时电磁波在运动介质表面上半波损失的消失现象。利用相对论四维波矢量的洛伦兹变换关系,导出电磁波在运动介质界面上波矢和频率的关系以及反射波和入射波的振幅比;给出了入射波和反射波的振幅比与入射角度之间的数值关系模拟,并由此讨论沿介质界面运动和垂直于介质界面运动两种方式下反射波的半波损失是否存在。结果发现:在考虑相对论效应的情况下,当介质运动速度接近光速时,电磁波在运动介质界面上的反射不存在半波损失。
关键词(KeyWords): 相对论;洛伦兹变换;半波损失
基金项目(Foundation): 国家自然科学基金(11604181、11547037);; 山东省研究生教育创新计划项目(01040105305)资助课题
作者(Author): 宋仁刚,徐岩,夏乾旭
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