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 …

[HTML][HTML] Recent trends in 8–14 μm type-II superlattice infrared detectors

D Kwan, M Kesaria, EA Anyebe, D Huffaker - Infrared Physics & Technology, 2021 - Elsevier
Abstract Type-II superlattices (T2SLs) hold enormous potential for next-generation 8–14 μm
long-wavelength infrared (LWIR) detectors for use at high operating temperature (HOT). The …

Long-wave infrared nBn photodetectors based on InAs/InAsSb type-II superlattices

HS Kim, OO Cellek, ZY Lin, ZY He, XH Zhao… - Applied Physics …, 2012 - pubs.aip.org
Long-wave infrared InAs/InAsSb type-II superlattice nBn photodetectors are demonstrated
on GaSb substrates. The typical device consists of a 2.2 μm thick absorber layer and has a …

Mid-infrared semiconductor lasers: a review

E Tournie, AN Baranov - Semiconductors and Semimetals, 2012 - Elsevier
The mid-infrared (MIR) wavelength range of the electromagnetic spectrum offers a number
of applications of growing importance such as photonic sensors for environment, industry or …

Demonstration of long wavelength infrared type-II InAs/InAs1-xSbx superlattices photodiodes on GaSb substrate grown by metalorganic chemical vapor deposition

DH Wu, A Dehzangi, YY Zhang, M Razeghi - Applied Physics Letters, 2018 - pubs.aip.org
We report the growth and characterization of long wavelength infrared type-II InAs/InAs 1-x
Sb x superlattice photodiodes with a 50% cut-off wavelength at 8.0 μm on a GaSb substrate …

InAsSb-based photodetectors

EH Steenbergen - Mid-infrared Optoelectronics, 2020 - Elsevier
InAs 1–x Sb x has the smallest bandgap of conventional III-V ternary alloys and thus has
been of scientific interest for mid-wavelength (MWIR, 3–5 μm) and long-wavelength (8–12 …

Application of localization landscape theory and the k· p model for direct modeling of carrier transport in a type II superlattice InAs/InAsSb photoconductor system

TY Tsai, K Michalczewski, P Martyniuk… - Journal of Applied …, 2020 - pubs.aip.org
Localization landscape (LL) theory is applied to directly model carrier transport in a type II
superlattice (T2SL) InAs/InAsSb photoconductor system. It is difficult to apply the classical …

Antimonide-based high operating temperature infrared photodetectors and focal plane arrays: a review and outlook

C Jia, G Deng, L Liu, P Zhao, G Song… - Journal of Physics D …, 2023 - iopscience.iop.org
Reduction in the size, weight, and power (SWaP) consumption of an infrared (IR) detection
system is one of the critical challenges lying ahead for the development of IR detector …

The emergence of InAs/InAsSb type-II strained layer superlattice barrier infrared detectors

DZ Ting, A Soibel, A Khoshakhlagh… - Infrared Technology …, 2019 - spiedigitallibrary.org
The InAs/InAsSb (Gallium-free) type-II strained-layer superlattice (T2SLS) is an adjustable
band gap, broad-band III-V infrared detector material that has emerged in recent years as an …

Conduction- and Valence-Band Energies in Bulk InAs1−x Sb x and Type II InAs1−x Sb x /InAs Strained-Layer …

Y Lin, D Wang, D Donetsky, L Shterengas… - Journal of electronic …, 2013 - Springer
The energy gaps were studied in two types of structures: unrelaxed bulk InAs 1− x Sb x
layers with x= 0.2 to 0.46 grown on metamorphic buffers and type II InAs 1− x Sb x/InAs …