[HTML][HTML] GaN-based heterostructures with CVD diamond heat sinks: A new fabrication approach towards efficient electronic devices

MY Chernykh, AA Andreev, IS Ezubchenko… - Applied Materials …, 2022 - Elsevier
A new approach to the fabrication of efficient heat sinks for GaN-based transistors is
demonstrated. A key feature of this work is the growth of polycrystalline diamond coating on …

Hillock related degradation mechanism for AlGaN-Based UVC LEDs

J Chen, J Liu, Y Huang, R Liu, Y Dai, L Tang, Z Chen… - Nanomaterials, 2023 - mdpi.com
Heteroepitaxial growth of high Al-content AlGaN often results in a high density of threading
dislocations and surface hexagonal hillocks, which degrade the performance and reliability …

k-space imaging of anisotropic 2D electron gas in GaN/GaAlN high-electron-mobility transistor heterostructures

LL Lev, IO Maiboroda, MA Husanu, ES Grichuk… - Nature …, 2018 - nature.com
Nanostructures based on buried interfaces and heterostructures are at the heart of modern
semiconductor electronics as well as future devices utilizing spintronics, multiferroics …

AlGaN-based UV-B laser diode with a wavelength of 290 nm on 1 μm periodic concavo–convex pattern AlN on a sapphire substrate

S Tanaka, S Teramura, M Shimokawa… - Applied Physics …, 2021 - iopscience.iop.org
Room-temperature pulsed oscillation with a laser wavelength of 290 nm and a threshold
current density of 35 kA cm− 2 was achieved by fabricating a UV-B laser diode on a thick …

Природоподобные технологии: новые возможности и новые вызовы

МВ Ковальчук, ОС Нарайкин… - Вестник Российской …, 2019 - elibrary.ru
В статье излагается концепция создания природоподобной техносферы как
закономерного этапа научно-технологического развития цивилизации. Исследуются …

Naturelike technologies: new opportunities and new challenges

MV Koval'chuk, OS Naraikin, EB Yatsishina - Herald of the Russian …, 2019 - Springer
This paper describes the concept of creating a naturelike technosphere as a natural stage of
the scientific and technological development of civilization. The problems and results of the …

Atomic scale investigation of chemical heterogeneity in β-(AlxGa1− x) 2O3 films using atom probe tomography

B Mazumder, J Sarker, Y Zhang, JM Johnson… - Applied Physics …, 2019 - pubs.aip.org
We investigated atomic scale chemical heterogeneity in β-(Al x Ga 1− x) 2 O 3 thin films with
different aluminum (Al) concentrations using atom probe tomography. Two film samples with …

[HTML][HTML] Detailed surface studies on the reduction of Al incorporation into AlGaN grown by molecular beam epitaxy in the Ga-droplet regime

D Majchrzak, S Gorantla, E Zdanowicz, A Pieniążek… - Vacuum, 2022 - Elsevier
A better understanding of the molecular beam epitaxy (MBE) grown AlGaN layers is crucial
for the development of UV emitters based on III-nitrides. In this work, the growth kinetics of …

A systematic comparison of polar and semipolar Si-doped AlGaN alloys with high AlN content

L Spasevski, G Kusch, P Pampili… - Journal of Physics D …, 2020 - iopscience.iop.org
With a view to supporting the development of ultra-violet light-emitting diodes and related
devices, the compositional, emission and morphology properties of Si-doped n-type Al x Ga …

Molecular beam epitaxy of single-crystalline bixbyite films (): Structural properties and consequences of compositional inhomogeneity

A Papadogianni, C Wouters, R Schewski, J Feldl… - Physical Review …, 2022 - APS
We report the heteroepitaxial growth of single-crystalline bixbyite (In 1− x Ga x) 2 O 3 films
on (111)-oriented yttria-stabilized zirconia substrates using plasma-assisted molecular …