2D THz optoelectronics

M Mittendorff, S Winnerl… - Advanced Optical …, 2021 - Wiley Online Library
The terahertz (THz) region of the electromagnetic spectrum spans the gap between optics
and electronics and has historically suffered from a paucity of optoelectronic devices, in …

Emerging probing perspective of two-dimensional materials physics: terahertz emission spectroscopy

Y Wu, Y Wang, D Bao, X Deng, S Zhang… - Light: Science & …, 2024 - nature.com
Terahertz (THz) emission spectroscopy (TES) has emerged as a highly effective and
versatile technique for investigating the photoelectric properties of diverse materials and …

Next-generation self-powered and ultrafast photodetectors based on III-nitride hybrid structures

R Pant, DK Singh, AM Chowdhury, B Roul, KK Nanda… - APL Materials, 2020 - pubs.aip.org
Energy consumption is one of the most important aspects of any electronic device which
needs further improvements in order to achieve a better sustainable future. This is equally …

Transient photoconductivity and free carrier dynamics in a monolayer WS2 probed by time resolved Terahertz spectroscopy

S Xu, J Yang, H Jiang, F Su, Z Zeng - Nanotechnology, 2019 - iopscience.iop.org
The frequency and time resolved conductivity in a photoexcited large-area monolayer
tungsten disulfide (WS 2) have been simultaneously determined by using time-resolved …

Pump‐Induced Terahertz Conductivity Response and Peculiar Bound State in Mn3Si2Te6

Q Wu, Q Yin, S Zhang, T Hu, D Wu… - Advanced Optical …, 2024 - Wiley Online Library
The significant enhancement of ultrafast terahertz optical conductivity and the unexpected
formation of a polaronic‐like state in semiconductor Mn3Si2Te6 at room temperature are …

Electronic properties of 2H-stacking bilayer MoS2 measured by terahertz time-domain spectroscopy

X Cheng, W Xu, H Wen, J Zhang, H Zhang, H Li… - Frontiers of …, 2023 - Springer
Bilayer (BL) molybdenum disulfide (MoS2) is one of the most important electronic structures
not only in valleytronics but also in realizing twistronic systems on the basis of the …

Enhanced Photocharacteristics by Fermi Level Modulating in Sb2Te3/Bi2Se3 Topological Insulator p–n Junction

SB Hong, D Kim, J Kim, J Park, S Rho, J Huh… - Advanced …, 2024 - Wiley Online Library
Topological insulators have recently received attention in optoelectronic devices because of
their high mobility and broadband absorption resulting from their topological surface states …

Self-assembly synthesis of two dimensional vanadium oxide nanotriangles for photocatalytic application

Y Nerthigan, SM Babulal, S Pandey, HF Wu - FlatChem, 2024 - Elsevier
For the first time, we report a Two Dimensional Phase Transfer Reaction (2DPTR) between
the three different phases of 2D nanosheets and their applications in catalysis and hydrogen …

Photoexcited terahertz conductivity in multi-layered and intercalated graphene

AN Grebenchukov, AD Zaitsev, MG Novoselov… - Optics …, 2020 - Elsevier
The synthesized graphene monolayer always has restrictions on its physical properties
compared to the theoretical model of such material (eg area of single film, presence of …

High-Frequency Sheet Conductance of Nanolayered WS2 Crystals for Two-Dimensional Nanodevices

SET Ter Huurne, AR Da Cruz, N van Hoof… - ACS applied nano …, 2022 - ACS Publications
Time-resolved terahertz (THz) spectroscopy is a powerful technique for the determination of
charge transport properties in photoexcited semiconductors. However, the relatively long …