InAs nanostructures for solar cell: improved efficiency by submonolayer quantum dot

N Alnami, R Kumar, A Kuchuk, Y Maidaniuk… - Solar Energy Materials …, 2021 - Elsevier
The effect of different quantum structures in the intrinsic region of a pin junction solar cell
(SC) on the optical and electrical properties have been investigated. SCs with different …

[HTML][HTML] Anisotropic Strain Relaxation in Semipolar (11 2¯ 2) InGaN/GaN Superlattice Relaxed Templates

W Li, L Wang, R Chai, L Wen, Z Wang, W Guo, H Wang… - Nanomaterials, 2022 - mdpi.com
Semipolar (11 2¯ 2) InGaN/GaN superlattice templates with different periodical InGaN layer
thicknesses were grown on m-plane sapphire substrates using metal-organic chemical …

Phonon dynamic behaviors induced by amorphous layers at heterointerfaces

Q Wang, J Zhang, Y **ong, S Li, V Chernysh… - Physical Chemistry …, 2024 - pubs.rsc.org
An amorphous layer is commonly found at the interfaces of heterostructures due to lattice
and thermal mismatch between dissimilar materials. While existing research has explored …

Spatially correlated stress-photoluminescence evolution in GaN/AlN multi-quantum wells

FM de Oliveira, AV Kuchuk, PK Ghosh, ME Ware… - Surfaces and …, 2024 - Elsevier
In the manufacture of semiconductor devices, cracking of heterostructures has been
recognized as a major obstacle for their post-growth processing. In this work, we explore …

Indium segregation in ultra-thin In (Ga) As/GaAs single quantum wells revealed by photoluminescence spectroscopy

Y Maidaniuk, R Kumar, YI Mazur, AV Kuchuk… - Applied Physics …, 2021 - pubs.aip.org
A nondestructive approach is described that is applicable for studying the In-segregation
phenomena in ultra-thin In (Ga) As/GaAs nanostructures grown by molecular beam epitaxy …

Molecular beam epitaxial growth and physical properties of AlN/GaN superlattices with an average 50% Al composition

S Li, P Shao, X Liang, S Chen, Z Li, X Su… - Chinese …, 2024 - iopscience.iop.org
We report molecular beam epitaxial growth and electrical and ultraviolet light emitting
properties of (AlN) m/(GaN) n superlattices (SLs), where m and n represent the numbers of …

Energetics of Interfaces and Strain Partition in GaN/AlN Pseudomorphic Superlattices

T Karakostas, P Komninou, V Pontikis - Crystals, 2023 - mdpi.com
We present the results of a twofold experimental and computational study of (0001) GaN/AlN
multilayers forming pseudomorphic superlattices. High-Resolution Transmission Electron …

Phonon dynamic behaviors induced by amorphous interlayer at heterointerfaces

Q Wang, J Zhang, V Chernysh, X Liu - arxiv preprint arxiv:2306.14901, 2023 - arxiv.org
Interface impedes heat flow in heterostructures and the interfacial thermal resistance (ITR)
has become a critical issue for thermal dissipation in electronic devices. To explore the …

[LIVRE][B] Optical Properties of Ultrathin In (Ga) As/GaAs and In (Ga) N/GaN Quantum Wells

Y Maidaniuk - 2020 - search.proquest.com
Recently, structures based on ultrathin quantum wells (QWs) began to play a critical role in
modern devices, such as lasers, solar cells, infrared photodetectors, and light-emitting …