A four-band and polarization-independent BDS-based tunable absorber with high refractive index sensitivity
A four-band terahertz tunable narrow-band perfect absorber based on a bulk Dirac semi-
metallic (BDS) metamaterial with a microstructure is designed. The three-layer structure of …
metallic (BDS) metamaterial with a microstructure is designed. The three-layer structure of …
Harmonic Generation in Low‐Dimensional Materials
Low‐dimensional materials (LDMs) provide an unprecedented avenue having the potential
to disruptively revolutionize the information and communication technologies. The rise of …
to disruptively revolutionize the information and communication technologies. The rise of …
Tunable high-sensitivity sensing detector based on Bulk Dirac semimetal
X Wang, J Lin, Z Yan, Z Yi, J Yu, W Zhang, F Qin… - RSC …, 2022 - pubs.rsc.org
This paper proposes a tunable sensing detector based on Bulk Dirac semimetals (BDS). The
bottom-middle-top structure of the detector is a metal-dielectric-Dirac semimetal. The …
bottom-middle-top structure of the detector is a metal-dielectric-Dirac semimetal. The …
Dynamically changeable terahertz metamaterial absorbers with intelligent switch and high sensitivity and wide and narrow band perfect absorption
Q Zhao, Z Yi, L Bian, H Liu, H Yang, S Cheng… - Physical Chemistry …, 2023 - pubs.rsc.org
In this work, we theoretically designed a dynamically changeable terahertz metamaterial
absorber with intelligent switch and high sensitivity, wide band and narrow band perfect …
absorber with intelligent switch and high sensitivity, wide band and narrow band perfect …
Tunable bifunctional terahertz metamaterial device based on Dirac semimetals and vanadium dioxide
T Wang, H Zhang, Y Zhang, Y Zhang, M Cao - Optics express, 2020 - opg.optica.org
A tunable bifunctional terahertz (THz) metamaterial device based on Dirac semimetal films
(DSFs) and VO_2 is presented. The insulator-to-metal phase transition of VO_2 enables …
(DSFs) and VO_2 is presented. The insulator-to-metal phase transition of VO_2 enables …
Structured vanadium dioxide metamaterial for tunable broadband terahertz absorption
R Zhang, Y Luo, J Xu, H Wang, H Han, D Hu, Q Zhu… - Optics …, 2021 - opg.optica.org
A tunable broadband terahertz (THz) absorber based on vanadium dioxide (VO_2) is
proposed, which is composed of a structured VO_2 metamaterial layer, a dielectric layer …
proposed, which is composed of a structured VO_2 metamaterial layer, a dielectric layer …
[HTML][HTML] Dual-function tuneable asymmetric transmission and polarization converter in terahertz region
H Zhang, C Yang, M Liu, Y Zhang - Results in Physics, 2021 - Elsevier
We theoretically demonstrated a switchable, as well as tuneable, asymmetric transmission
and reflective polarization conversion device in terahertz region. The proposed dual-function …
and reflective polarization conversion device in terahertz region. The proposed dual-function …
Terahertz optical modulator and highly sensitive terahertz sensor governed by bound states in the continuum in graphene-dielectric hybrid metamaterial
S Ma, S Wen, X Mi, H Zhao - Optics Communications, 2023 - Elsevier
We propose a graphene-dielectric hybrid metamaterial (GDHM) that supports the quasi-
bound state in the continuum (BIC). By rotating one of the LiTaO 3 bars, the quasi-BIC …
bound state in the continuum (BIC). By rotating one of the LiTaO 3 bars, the quasi-BIC …
Terahertz polarization conversion from optical dichroism in a topological Dirac semimetal
Topological Dirac semimetals (TDSMs), such as Cd 3 As 2 and Na 3 Bi, exhibit strong
optical dichroism with contrasting dielectric permittivity along different crystal axes. However …
optical dichroism with contrasting dielectric permittivity along different crystal axes. However …
[HTML][HTML] Multi-resonant tunable absorber of terahertz metamaterial based on GaAs and VO2
T Yuan, J Wu, X Xu, J Liu, Y Du - Results in Physics, 2023 - Elsevier
Based on the fact that the conductivity of photosensitive semiconductors can be regulated by
external pump light, a metamaterial absorber with single-band and dual-band switchable in …
external pump light, a metamaterial absorber with single-band and dual-band switchable in …