R Zhou, K Ullah, N Hussain… - Advanced …, 2022 - spiedigitallibrary.org
Due to their unusual features in condensed matter physics and their applicability in optical and optoelectronic applications, three-dimensional Dirac semimetals (3D DSMs) have …
Material science at the beginning of the twenty-first century has largely been dominated by the study of graphene and other Dirac-type materials. Interesting physics manifest in the …
H Xiong, Q Yang, ZC Huang, WX Peng, H Zhang - Optics Express, 2021 - opg.optica.org
In this paper, a broadband tunable absorber based on bulk Dirac semimetal (BDS) in the far- infrared regime is studied. By optimizing the Femi energy and geometric size, the structure …
H Xiong, Q Shen, TB Long - Results in Physics, 2020 - Elsevier
A broadband metamaterial absorber (MA) based on bulk Dirac semimetal (BDS) with the property that the working bandwidth can be tuned is proposed. By changing the pattern on …
J Wu, X Yuan, Y Zhang, X Yan, X Zhang - Micromachines, 2020 - mdpi.com
A dual-controlled tunable broadband terahertz absorber based on a hybrid graphene-Dirac semimetal structure is designed and studied. Owing to the flexible tunability of the surface …
Optical bistability (OB) is capable of rapidly and reversibly transforming a parameter of an optical signal from one state to another, and homologous nonlinear optical bistable devices …
Z Ruoya, ZHU Qiaofen, Z Yan - Chinese Journal of Quantum …, 2023 - lk.hfcas.ac.cn
Terahertz metamaterial absorber has the advantages of strong absorption, thin thickness and light weight, and has been widely used in stealth materials, frequency selective …