Linearly decayed evanescent optical field in planar refractive index well

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• 作者：Jianhua Liu^a ; ^b ; ^{jianhuaLiu@fudan.edu.cn} ; Li Tao^c
• 关键词：Inhomogeneous optical media ; Total internal reflection ; Tunneling ; Sensors
• 刊名：Optics Communications
• 出版年：2017
• 出版时间：15 April 2017
• 年：2017
• 卷：389
• 期：Complete
• 页码：54-57
• 全文大小：650 K
• 卷排序：389

文摘

Evanescent optical field with linearly decaying profile is theoretically obtained. The decaying rate is determined by the refractive indices of the two barriers, as well as the width of the well. Total internal reflection is shifted away from the critical angle.