Two-dimensional topological semimetals: an emerging candidate for terahertz detectors and on-chip integration

Y Li, W Yu, K Zhang, N Cui, T Yun, X Xia, Y Jiang… - Materials …, 2024 - pubs.rsc.org
semimetal-based THz detectors, this review initially offers an analytical summary of THz
detection … the excellent performance derived from the topological surface state and unique band …

Colossal Room‐Temperature Terahertz Topological Response in Type‐II Weyl Semimetal NbIrTe4

…, W Shen, C Hu, H Lei, H Luo, D Zhang… - Advanced …, 2022 - Wiley Online Library
detectors, which, however, have not been experimentally verified so far. In this work, a RT
THz detector … at 0.1 THz, which is the highest value of an RT THz detector based on layered …

PtTe2‐Based Type‐II Dirac Semimetal and Its van der Waals Heterostructure for Sensitive Room Temperature Terahertz Photodetection

H Xu, C Guo, J Zhang, W Guo, CN Kuo, CS Lue, W Hu… - Small, 2019 - Wiley Online Library
… usually defined as the time measured from 10% up to 90% on rising edge of signal as well
as the recovery time (from 90% down to 10% of the falling edge) are 17 and 16 µs in Figure 2d

Thickness-controlled three-dimensional Dirac semimetal for scalable high-performance terahertz optoelectronics

X Yao, S Zhang, Q Sun, P Chen, X Zhang… - ACS …, 2021 - ACS Publications
… and advantages of the Cd 3 As 2 -based THz detectors, with controllable behavior of either
… Analogously to the graphene counterpart, the Cd 3 As 2 -based detectors also exhibit a …

Two-dimensional infrared and terahertz detectors: Outlook and status

A Rogalski, M Kopytko, P Martyniuk - Applied Physics Reviews, 2019 - pubs.aip.org
… This paper gives an overview of emerging 2D material detectors' … graphene detectors are
THz detectors utilizing the plasma rectification effect in the field-effect transistors. Most of the 2D

Recent progress and challenges based on two-dimensional material photodetectors

K Zhang, L Zhang, L Han, L Wang, Z Chen… - Nano …, 2021 - iopscience.iop.org
… wide-band detection [10, 11]. In addition, topological semimetals and topological insulators
have … and optoelectronic properties of 2D materials, the detection of weak THz signals can be …

Terahertz detection based on nonlinear Hall effect without magnetic field

Y Zhang, L Fu - Proceedings of the National Academy of …, 2021 - National Acad Sciences
… This finding enables us to predict the right materials for high-sensitivity terahertz detection
using first-principles calculations. We identify a number of topological semimetals with …

Ultrasensitive Anisotropic Room-Temperature Terahertz Photodetector Based on an Intrinsic Magnetic Topological Insulator MnBi2Te4

C Guo, Z Chen, X Yu, L Zhang, X Wang, X Chen… - Nano Letters, 2022 - ACS Publications
… Some terahertz detectors based on graphene and Dirac semimetals have been … The
measured time-resolved photocurrent signals under different bias voltages are shown in Figure 2d. …

Chiral terahertz wave emission from the Weyl semimetal TaAs

Y Gao, S Kaushik, EJ Philip, Z Li, Y Qin, YP Liu… - Nature …, 2020 - nature.com
… coherent terahertz emission from Weyl semimetal TaAs, which is demonstrated as a unique
broadband source of the chiral terahertz wave. The polarization control of the THz emission …

Microdisk array based Weyl semimetal nanofilm terahertz detector

Q Song, Z Zhou, G Zhu, H Liang, M Zhang, B Zhang… - …, 2022 - degruyter.com
… Therefore, Weyl semimetal is a kind of suitable material for terahertz detector. To improve …
of Weyl-semimetal and the subwavelength structures [2, 4], detection of terahertz waves was …