Three-band perfect absorber with high refractive index sensing based on an active tunable Dirac semimetal-Reference-Cited by-同舟云学术

Three-band perfect absorber with high refractive index sensing based on an active tunable Dirac semimetal

Published:2021 Issue:32 Volume:23 Page:17374-17381
ISSN:1463-9076
Container-title:Physical Chemistry Chemical Physics
language:en
Short-container-title:Phys. Chem. Chem. Phys.

Author:

Li Zhiyou¹,Yi Zao¹^ORCID,Liu Tinting¹,Liu Li¹,Chen Xifang¹,Zheng Fusheng¹,Zhang Jianguo²,Li Hailiang³,Wu Pinghui⁴,Yan Peiguang⁵^ORCID

Affiliation:

1. Joint Laboratory for Extreme Conditions Matter Properties, Southwest University of Science and Technology, Mianyang 621010, China

2. Department of Physics, Jinzhong University, Jinzhong 030619, China

3. Key Laboratory of Microelectronic Devices & Integrated Technology, Institute of Microelectronics, Chinese Academy of Sciences, Beijing, 100029, China

4. Fujian Provincial Key Laboratory for Advanced Micro–Nano Photonics Technology and Devices, Quanzhou Normal University, Quanzhou 362000, China

5. College of Physics and Optoelectronic Engineering, Shenzhen University, Shenzhen 518060, China

Abstract

We designed a perfect absorber based on bulk Dirac semi-metallic. The minimum bandwidth is 0.02 THz, the maximum quality factor is 106, and the maximum refractive index sensitivity is 0.1525 THz RIU−1. The device can be tuned by Fermi level.

Funder

National Natural Science Foundation of China

Department of Science and Technology of Sichuan Province

Southwest University of Science and Technology

Publisher

Royal Society of Chemistry (RSC)

Subject

Physical and Theoretical Chemistry,General Physics and Astronomy

Link

http://pubs.rsc.org/en/content/articlepdf/2021/CP/D1CP01375K

Reference58 articles.

1. THE ELECTRODYNAMICS OF SUBSTANCES WITH SIMULTANEOUSLY NEGATIVE VALUES OF $\epsilon$ AND μ