Effects of stacking periodicity on the structural, electronic, optical and thermoelectric properties of GaSb/InSb superlattices

Y Rached, M Caid, D Rached, H Rached… - Materials Science in …, 2023 - Elsevier
In this paper, we show the effect of monolayers (m and n) on the structural, electronic, optical
and thermoelectric properties of (GaSb) m/(InSb) n (mn: 1-1, 2-2, 3-3 and 3–1) superlattices …

Simulation of the band structure of InAs/GaSb type II superlattices utilizing multiple energy band theories

S Fang, R Hao, L Zhang, J Guo, W Liu - Frontiers in Physics, 2022 - frontiersin.org
Antimonide type II superlattices is expected to overtake HgCdTe as the preferred materials
for infrared detection due to their excellent photoelectric properties and flexible and …

Electronic structure modeling of InAs/GaSb superlattices with hybrid density functional theory

T Garwood, NA Modine, S Krishna - Infrared Physics & Technology, 2017 - Elsevier
The application of first-principles calculations holds promise for greatly improving our
understanding of semiconductor superlattices. Develo** a procedure to accurately predict …

First-principles feasibility assessment of a topological insulator at the InAs/GaSb interface

S Yang, D Dardzinski, A Hwang, DI Pikulin… - Physical Review …, 2021 - APS
First-principles simulations are conducted to shed light on the question of whether a two-
dimensional topological insulator (2DTI) phase may be obtained at the interface between …

Investigating the physics of higher-order optical transitions in InAs/GaSb superlattices

M Rygała, K Ryczko, T Smołka, D Kujawa, P Martyniuk… - Physical Review B, 2021 - APS
We present an optical spectroscopy analysis of the molecular beam epitaxy-grown
InAs/GaSb quantum systems to study the higher-order optical transitions in InAs/GaSb …

Band-to-Band Transitions in InAs/GaSb Multi-Quantum-Well Structures Using kp Theory: Effects of Well/Barrier Width and Temperature

SB Seyedein Ardebili, JS Kim, J Ha, TI Kang… - Energies, 2023 - mdpi.com
We investigated the conduction-and valence-confined energy levels and first band-to-band
transition energies of a type-II InAs/GaSb multi-quantum-well at 77 K and room temperature …

Systematic approach for simultaneously correcting the band-gap and separation errors of common cation III-V or II-VI binaries in density functional theory …

J Wang, Y Zhang, LW Wang - Physical Review B, 2015 - APS
We propose a systematic approach that can empirically correct three major errors typically
found in a density functional theory (DFT) calculation within the local density approximation …

Enabling Ab Initio Material Design of Superlattices for Infrared Detection

S Yang, X Wang, Y Liu, J Wu, W Zhou, X Miao… - Physical Review …, 2022 - APS
Type-II superlattices (T2SLs) exemplified by In As/Ga Sb are promising for infrared detection
as the cutoff wavelength can simply be tuned by the layer thickness. Computational material …

Magnetic moment of rare-earth elements in estimated with

J Sugiyama, K Miwa, H Nozaki, Y Kaneko, B Hitti… - Physical Review …, 2019 - APS
The ferromagnetic (FM) nature of Nd 2 Fe 14 B has been investigated with muon spin
rotation and relaxation (μ+ SR) measurements on an aligned, sintered plate-shaped sample …

Many-body perturbation theory study of type-II InAs/GaSb superlattices within the GW approximation

Z Taghipour, E Shojaee, S Krishna - Journal of Physics …, 2018 - iopscience.iop.org
Recent studies suggest that the many-body perturbation theory in the partially self-consistent
GW (GW 0) approximation significantly improves the prediction of band gaps in various …