Modeling electronic and optical properties of III–V quantum dots—selected recent developments
Electronic properties of selected quantum dot (QD) systems are surveyed based on the multi-
band k· p method, which we benchmark by direct comparison to the empirical tight-binding …
band k· p method, which we benchmark by direct comparison to the empirical tight-binding …
Size effect of band gap in semiconductor nanocrystals and nanostructures from density functional theory within HSE06
BJ Abdullah - Materials Science in Semiconductor Processing, 2022 - Elsevier
A new approach has been studied to determine the band gap energy based on the density
functional theory using the hybrid functional (HSE06) with the modeled lattice expansion of …
functional theory using the hybrid functional (HSE06) with the modeled lattice expansion of …
Unified theory of direct or indirect band-gap nature of conventional semiconductors
Although the direct or indirect nature of the band-gap transition is an essential parameter of
semiconductors for optoelectronic applications, the reasons for why some of the …
semiconductors for optoelectronic applications, the reasons for why some of the …
KITE: high-performance accurate modelling of electronic structure and response functions of large molecules, disordered crystals and heterostructures
We present KITE, a general purpose open-source tight-binding software for accurate real-
space simulations of electronic structure and quantum transport properties of large-scale …
space simulations of electronic structure and quantum transport properties of large-scale …
Machine-learned approximations to density functional theory hamiltonians
G Hegde, RC Bowen - Scientific reports, 2017 - nature.com
Abstract Large scale Density Functional Theory (DFT) based electronic structure
calculations are highly time consuming and scale poorly with system size. While semi …
calculations are highly time consuming and scale poorly with system size. While semi …
Digital alloy-grown InAs/GaAs short-period superlattices with tunable band gaps for short-wavelength infrared photodetection
The InGaAs lattice-matched to InP has been widely deployed as the absorption material in
short-wavelength infrared photodetection applications such as imaging and optical …
short-wavelength infrared photodetection applications such as imaging and optical …
Automated construction of symmetrized Wannier-like tight-binding models from ab initio calculations
Wannier tight-binding models are effective models constructed from first-principles
calculations. As such, they bridge a gap between the accuracy of first-principles calculations …
calculations. As such, they bridge a gap between the accuracy of first-principles calculations …
Thickness engineered tunnel field-effect transistors based on phosphorene
Thickness engineered tunneling field-effect transistors (TE-TFET) as a high-performance
ultra-scaled steep transistor is proposed. This device exploits a specific property of 2-D …
ultra-scaled steep transistor is proposed. This device exploits a specific property of 2-D …
The impact of spin–orbit coupling and the strain effect on monolayer tin carbide
Two-dimensional tin carbide (2D-SnC) has attracted intensive attention from researchers
recently due to its superior properties. We focus herein on the impact of the effects of spin …
recently due to its superior properties. We focus herein on the impact of the effects of spin …
Digital alloy InAlAs avalanche photodiodes
InAlAs digital alloy avalanche photodiodes exhibit lower excess noise than those fabricated
from conventional random alloy material. Experiment and Monte Carlo simulation both show …
from conventional random alloy material. Experiment and Monte Carlo simulation both show …