电磁特性研究反哺电磁波教学——从粗糙面散射、透射和吸收看懂菲涅耳反射、折射和布儒斯特角RESEARCH ON ELECTROMAGNETIC CHARACTERISTICS REPAYING ELECTROMAGNETIC WAVE TEACHING——UNDERSTANDING FRESNEL REFLECTION, REFRACTION, AND BREWSTER ANGLE FROM SCATTERING, TRANSMISSION, AND ABSORPTION OF ROUGH SURFACES
徐鹏,吕辉,马新国
摘要(Abstract):
光滑交界面上电磁场受边界条件约束,表现为遵循菲涅耳定律及斯涅尔定律。这些规律不限于在光滑面上起作用。本文从粗糙面电磁散射、透射和吸收特征出发,重新认识和理解菲涅耳定律、斯涅尔定律及布儒斯特角的影响,看这些理论如何在粗糙面电磁行为研究中落地,同时,这些粗糙面电磁研究结果反过来滋养交界面电磁行为的教学。具象化的电磁散射、透射和吸收等物理图像与抽象的理论公式相互映衬,打通了教学和科研的沟堑,点燃了学生对界面电磁规律的探知欲和想象力。
关键词(KeyWords): 电磁散射;随机粗糙面;菲涅耳反射;布儒斯特角;教学反哺
基金项目(Foundation): 湖北工业大学教研项目“芯片类新工科专业建设研究与实践”(2020055);湖北工业大学教研项目“半导体器件与物理课程思政示范课”(2022027);; 湖北省教研项目“面向芯片产业的国家现代产业学院建设探索与实践”(2022282)
作者(Author): 徐鹏,吕辉,马新国
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