Emerging type‐II superlattices of InAs/InAsSb and InAs/GaSb for mid‐wavelength infrared photodetectors

DO Alshahrani, M Kesaria, EA Anyebe… - Advanced photonics …, 2022 - Wiley Online Library
Mid‐wavelength infrared (MWIR) photodetectors (PDs) are highly essential for
environmental sensing of hazardous gases, security, defense, and medical applications …

The role of noise in specific detectivity of InAs/GaSb superlattice MWIR bariodes

K Czuba, Ł Ciura, I Sankowska, E Papis-Polakowska… - Sensors, 2021 - mdpi.com
In this paper, the results of the electrical, noise, and optical characterization of pin and pBin
diodes with AlSb and 4 ML AlSb/8 ML GaSb superlattice barriers in High-Operating …

[HTML][HTML] The impact of mesa etching method on IR photodetector current-voltage characteristics

D Smoczyński, K Czuba, E Papis-Polakowska… - Materials Science in …, 2020 - Elsevier
In the paper, the results of the study on how etching type influences the quality of mesa
structures in discrete antimonide-based photodetectors are presented. Devices based on …

Strain-balanced InAs/GaSb superlattices used for the detection of VLWIR radiation

A Jasik, I Sankowska, K Czuba, J Ratajczak… - Infrared Physics & …, 2022 - Elsevier
This work reports on the impact of defects on the parameters of type II InAs/GaSb
superlattices (SLs) and photoconductors (PCs) from the very long wavelength infrared …

Heteroepitaxial growth of GaSb interfacial misfit array on GaAs substrate by molecular beam epitaxy

Q Feng, M Dong, R Gong, X Zheng, B Liu… - Journal of Crystal …, 2023 - Elsevier
Heteroepitaxy growth of antimonide-based superlattices offers new opportunities for band
structure engineering in infrared optoelectronics. Due to the wafer size limitations and cost of …

[HTML][HTML] Asymmetric and symmetric interfaces in type II MWIR InAs/GaSb superlattices

A Jasik, I Sankowska, P Kaźmierczak, K Czuba… - Surfaces and …, 2024 - Elsevier
We report on the comprehensive investigations of InAs/GaSb type-II superlattice (SL) with
asymmetric and symmetric interfaces (IFs) formed using a migration-enhanced epitaxy …

Optical and structural investigation of a 10 μm InAs/GaSb type-II superlattice on GaAs

DCM Kwan, M Kesaria, EA Anyebe… - Applied Physics …, 2021 - pubs.aip.org
We report on a 10 μm InAs/GaSb type-II superlattice (T2SL) grown by molecular beam
epitaxy on a GaAs substrate using an interfacial misfit (IMF) array and investigate the optical …

A Study of Defects in InAs/GaSb Type-II Superlattices Using High-Resolution Reciprocal Space Mapping

I Sankowska, A Jasik, K Czuba, J Ratajczak… - Materials, 2021 - mdpi.com
In this paper, the study of defects in InAs/GaSb type-II superlattices using high-resolution an
x-ray diffraction method as well as scanning (SEM) and transmission (TEM) electron …

[HTML][HTML] Evolution of the surface morphology of GaSb epitaxial layers deposited by molecular beam epitaxy (MBE) on GaAs (100) substrates

D Jarosz, E Bobko, M Stachowicz, E Przeździecka… - Surface Science, 2025 - Elsevier
This study presents a demonstration of the surface morphology behavior of gallium
antimonide (GaSb) layers deposited on gallium arsenide (GaAs)(100) substrates using three …

Optimization of MBE-grown GaSb buffer on GaAs substrates for infrared detectors

D Jarosz, E Bobko, M Trzyna-Sowa… - Opto-Electronics …, 2024 - journals.pan.pl
Type-II strained superlattices (T2SLs) have indeed garnered significant interest as an
alternative to existing infrared (IR) detection technologies. T2SLs are a relatively new …