3-5 μm Mid-Infrared Broadband Perfect Absorber Based on Ti Ring Embedded Structure

In this work, a 3-5 &#x03BC;m mid-infrared broadband perfect absorber is proposed. The proposed absorber is only composed of an aluminium oxide (Al<sub>2</sub>O<sub>3</sub>) dielectric layer on the top, a silicon (Si) dielectric layer with an embedded titanium (Ti) ring i...

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Bibliographic Details
Main Authors: Yun Fang, Li Gong, Sixuan Huang, Shuzhan Yan, Xue Zhang
Format: Article
Language:English
Published: IEEE 2023-01-01
Series:IEEE Photonics Journal
Subjects:
Online Access:https://ieeexplore.ieee.org/document/10210013/