Ambipolar 2D semiconductors and emerging device applications

W Hu, Z Sheng, X Hou, H Chen, Z Zhang… - Small …, 2021 - Wiley Online Library
With the rise of 2D materials, new physics and new processing techniques have emerged,
triggering possibilities for the innovation of electronic and optoelectronic devices. Among …

Two‐Dimensional Metal Telluride Atomic Crystals: Preparation, Physical Properties, and Applications

H Li, C Li, B Tao, S Gu, Y **e, H Wu… - Advanced Functional …, 2021 - Wiley Online Library
Atom‐thick 2D metal telluride atomic crystals (2D MTACs) display many fascinating physical
properties for potential applications in multiple fields. In this review, recent advances in the …

Magnetization switching by magnon-mediated spin torque through an antiferromagnetic insulator

Y Wang, D Zhu, Y Yang, K Lee, R Mishra, G Go, SH Oh… - Science, 2019 - science.org
Widespread applications of magnetic devices require an efficient means to manipulate the
local magnetization. One mechanism is the electrical spin-transfer torque associated with …

Ultra-broadband all-optical nonlinear activation function enabled by MoTe2/optical waveguide integrated devices

C Chen, Z Yang, T Wang, Y Wang, K Gao, J Wu… - Nature …, 2024 - nature.com
All-optical nonlinear activation functions (NAFs) are crucial for enabling rapid optical neural
networks (ONNs). As linear matrix computation advances in integrated ONNs, on-chip all …

Identifying the Intermediate Free-Carrier Dynamics Across the Charge Separation in Monolayer MoS2/ReSe2 Heterostructures

J Yang, S Jiang, J **e, H Jiang, S Xu, K Zhang, Y Shi… - ACS …, 2021 - ACS Publications
Van der Waals heterostructures composed of different two-dimensional films offer a unique
platform for engineering and promoting photoelectric performances, which highly demands …

Ultrasensitive and Broadband All‐Optically Controlled THz Modulator Based on MoTe2/Si van der Waals Heterostructure

J Qiao, S Wang, Z Wang, C He, S Zhao… - Advanced Optical …, 2020 - Wiley Online Library
Despite the impressive progresses in terahertz (THz) sources and detection, there is still a
big challenge for high performance active optoelectronic THz devices such as THz …

Anisotropic Picosecond Spin-Photocurrent from Weyl Semimetal WTe2

M Chen, K Lee, J Li, L Cheng, Q Wang, K Cai… - ACS …, 2020 - ACS Publications
The generation and detection of ultrafast spin current, preferably reaching a frequency up to
terahertz, is the core of spintronics. Studies have shown that the Weyl semimetal WTe2 is of …

Observation of Negative Terahertz Photoconductivity in Large Area Type-II Dirac Semimetal

P Suo, H Zhang, S Yan, W Zhang, J Fu, X Lin, S Hao… - Physical Review Letters, 2021 - APS
As a newly emergent type-II Dirac semimetal, platinum telluride (PtTe 2) stands out from
other two dimensional noble-transition-metal dichalcogenides for the unique band structure …

High-performance terahertz modulators induced by substrate field in Te-based all-2D heterojunctions

P Zhang, Q Liang, Q Zhou, J Chen, M Li… - Light: Science & …, 2024 - nature.com
High-performance active terahertz modulators as the indispensable core components are of
great importance for the next generation communication technology. However, they currently …

Ultrafast interfacial carrier dynamics and persistent topological surface states of Bi2Se3 in heterojunctions with VSe2

TG Park, JH Jeon, SH Chun, S Lee… - Communications …, 2022 - nature.com
Vanadium diselenide (VSe2) has recently been highlighted as an efficient 2D electrode
owing to its extra-high conductivity, thickness controllability, and van der Waals contact …