Investigation of phonon scattering on the tunable mechanisms of terahertz graphene metamaterials

X He, F Lin, F Liu, H Zhang - Nanomaterials, 2019 - mdpi.com
The influences of different kinds of phonon scatterings (ie, acoustic (AC) phonon, impurity,
and longitudinal optical (LO) phonon scatterings) on the tunable propagation properties of …

Indirect electron-phonon interaction leading to significant reduction of thermal conductivity in graphene

X Yang, A Jena, F Meng, S Wen, J Ma, X Li, W Li - Materials Today Physics, 2021 - Elsevier
We investigate the effect of electron-phonon interaction (EPI) on the lattice thermal
conductivity κ ph of graphene from first-principles calculations. By employing an iterative …

High-sensitive two-dimensional PbI2 photodetector with ultrashort channel

K He, J Zhu, Z Li, Z Chen, H Zhang, C Liu, X Zhang… - Frontiers of …, 2023 - Springer
Photodetectors based on two-dimensional (2D) semiconductors have attracted many
research interests owing to their excellent optoelectronic characteristics and application …

Probing the origin of abnormally strong electron-phonon interaction in phonon transport of semiconductor C3B monolayer

X Cheng, G Zhang, D Han, Z Ji, G Xin, S Yue… - Applied Surface …, 2024 - Elsevier
Recently, the two-dimensional semiconductor C 3 B monolayer has attracted much attention
owing to its excellent physical, optical, and electronic properties. In this work, the origin of …

Photocarrier thermalization bottleneck in graphene

D Yadav, M Trushin, F Pauly - Physical Review B, 2019 - APS
We present a theoretical study of photocarrier dynamics in graphene due to electron-phonon
(EP) interactions. Using the relaxation-time approximation (RTA) with parameters …

Ultrafast Hot Carrier Cooling Enables van der Waals Photodetectors at Telecom Wavelengths

Z Zeng, Y Wang, P Michel, F Strauß, X Wang, K Braun… - 2024 - chemrxiv.org
With the increasing demand for optical data transmission and processing by modern
communication systems, high-speed optoelectronics operating at telecom wavelengths are …

Room Temperature Bolometric Response in Nitro-Boosted Rgo

KS Hazra, J Saini, M Raturi, M Kaur, K Neeshu… - Available at SSRN … - papers.ssrn.com
Graphene based room temperature bolometer with high temperature coefficient of
resistance (TCR) and fast response time is the most promising upcoming technology in the …

Ab-initio studies of phonon mediated photocarrier thermalization in two-dimensional materials

D Yadav - 2020 - kops.uni-konstanz.de
Van der Waals semiconductor heterostructures could be a platform to harness hot
photoexcited carriers in the next generation of optoelectronic and photovoltaic devices. The …

Role of interface defect in hot carriers extraction at graphene-metal contact

SG Menabde, SY Min, JY Kim… - … Photonic Platforms X, 2018 - spiedigitallibrary.org
The intrinsic broadband and ultrafast photoresponse of graphene has been extensively
studied in recent years, promising the new generation of photodetectors covering the …