Ultrafast terahertz self-induced absorption and phase modulation on a graphene-based thin film absorber
Interaction of intense terahertz (THz) waves with graphene based modulation devices holds
great potential for the optoelectronic applications of the future. Here, we present a thin film …
great potential for the optoelectronic applications of the future. Here, we present a thin film …
Localized surface plasmon resonance enables Si-based near-infrared photodetector
G Zhang, S Zhang, L Zheng, H Wu… - … on Electron Devices, 2023 - ieeexplore.ieee.org
Compared with silicon (Si), 2D-graphene is a promising candidate for broadband
photodetection. However, its flat surface and extremely low light absorption properties …
photodetection. However, its flat surface and extremely low light absorption properties …
Guiding charge injection in Schottky-barrier transistors through the spatial Fermi-level gradients of heterogeneous bimetallic systems
A heterogeneous bimetallic system (HBS), composed of two metallic thin films with
inherently different Fermi levels, is potentially usable for the fine tuning of interfacial charge …
inherently different Fermi levels, is potentially usable for the fine tuning of interfacial charge …
[HTML][HTML] Electrical detection of graphene plasmons for mid-infrared photodetection and chemical sensing: A computational study
Electrical detection of graphene plasmons is important for developing mid-infrared
photodetection and sensing applications based on graphene. Here, we theoretically …
photodetection and sensing applications based on graphene. Here, we theoretically …
Two-Step Relaxation of Non-Equilibrium Electrons in Graphene: The Key to Understanding Pump–Probe Experiments
DFP Cunha, R Dias, MJLF Rodrigues, MI Vasilevskiy - Applied Sciences, 2024 - mdpi.com
In the majority of experiments targeting nonlinear optical phenomena, the application of high-
intensity pulses drives electrons in graphene into a strongly non-equilibrium state. Under …
intensity pulses drives electrons in graphene into a strongly non-equilibrium state. Under …
Photodetection properties of graphene/silicon van der Waals heterojunction
S Gupta, R Kumar - ECS Journal of Solid State Science and …, 2022 - iopscience.iop.org
The integration of graphene with the bulk semiconductor leads to the formation of van der
Waals heterojunction exhibiting distinctive electrical and optical properties which can …
Waals heterojunction exhibiting distinctive electrical and optical properties which can …
Ultrafast pulse propagation in graphene-comprising nanophotonic waveguides considering nonperturbative electrodynamic nonlinearity
A Pitilakis, EE Kriezis - JOSA B, 2022 - opg.optica.org
We outline a comprehensive model for ultrafast optical pulse propagation along nonlinear
graphene-comprising integrated photonic waveguides. An electrodynamic graphene hot …
graphene-comprising integrated photonic waveguides. An electrodynamic graphene hot …
Bilayer graphene/HgCdTe heterojunction based novel GBn infrared detectors
This paper presents different configurations of bilayer graphene (BLG)/mercury cadmium
telluride (Hg 1–x Cd x Te) based GBn detectors operating in the mid-and long-wave infrared …
telluride (Hg 1–x Cd x Te) based GBn detectors operating in the mid-and long-wave infrared …
Enhanced photovoltaic effect in graphene–silicon Schottky junction under mechanical manipulation
A graphene–silicon Schottky junction (GSJ), which has potentials of large-scale
manufacturing and integration, can bring new opportunities to Schottky solar cells for …
manufacturing and integration, can bring new opportunities to Schottky solar cells for …
A self-consistent simulation framework for modelling graphene-based optoelectronics in the THz regime
We present a self-consistent multiphysics simulation framework for modelling graphene
optoelectronic response in the THz regime. Our model accounts for realistic graphene …
optoelectronic response in the THz regime. Our model accounts for realistic graphene …