Effect of Different Etching Time on Fabrication of an Optoelectronic Device Based on GaN/Psi.

HD Jabbar, MA Fakhri… - Journal of …, 2023 - search.ebscohost.com
Gallium nitride (GaN)/porous silicon (PSi) film was prepared using a pulsed laser deposition
method and 1064 nm Nd: YAG laser for optoelectronic applications and a series of Psi …

Terahertz time-domain spectroscopy of two-dimensional plasmons in AlGaN/GaN heterostructures

D Pashnev, T Kaplas, V Korotyeyev, V Janonis… - Applied Physics …, 2020 - pubs.aip.org
Two-dimensional plasmons were investigated by terahertz time domain spectroscopy
observing experimentally the distinctive minima and inflection points in the transmission …

[HTML][HTML] Low frequency noise and trap density in GaN/AlGaN field effect transistors

P Sai, J Jorudas, M Dub, M Sakowicz, V Jakštas… - Applied Physics …, 2019 - pubs.aip.org
We report experimental results on the low-frequency noise in GaN/AlGaN transistors
fabricated under different conditions and evaluate different methods to extract the effective …

AlGaN/GaN on SiC devices without a GaN buffer layer: Electrical and noise characteristics

J Jorudas, A Šimukovič, M Dub, M Sakowicz… - Micromachines, 2020 - mdpi.com
We report on the high-voltage, noise, and radio frequency (RF) performances of aluminium
gallium nitride/gallium nitride (AlGaN/GaN) on silicon carbide (SiC) devices without any GaN …

Microstructural characterization of AlxGa1− xN/GaN high electron mobility transistor layers on 200 mm Si (111) substrates

Z Aabdin, Z Mahfoud, AS Razeen, HK Hui… - Applied Physics …, 2023 - pubs.aip.org
Realization of high crystal quality GaN layers on silicon substrates requires a great control
over epitaxy as well as detailed characterization of the buried defects and propagating …

Depopulation mechanism for incoherent terahertz source–THz torch–based on GaAsBi/GaAs quantum well in GaAs/AlGaAs parabolic quantum well

M Karaliūnas, A Udal, G Valušis - Lithuanian Journal of Physics, 2020 - lmaleidykla.lt
Parabolic quantum wells (PQWs) are known as a promising candidate for a compact
terahertz (THz) source. PQWs have equidistant subbands that can be designed to be …

Electrical characterization of HVPE GaN containing different concentrations of carbon dopants

E Gaubas, T Čeponis, L Deveikis… - Semiconductor …, 2018 - iopscience.iop.org
A comprehensive study of the electrical characteristics in Schottky diodes made of GaN: C
grown by hydride vapour phase epitaxy (HVPE) technology has been reported. The Schottky …

Pulsed photo-ionization spectroscopy of traps in as-grown and neutron irradiated ammonothermally synthesized GaN

E Gaubas, T Čeponis, D Meškauskaite… - Scientific Reports, 2019 - nature.com
GaN-based structures are promising for production of radiation detectors and high-voltage
high-frequency devices. Particle detectors made of GaN are beneficial as devices …

Spectral properties of incoherent terahertz torch based on parabolic Ga (As, Bi)/AlGaAs quantum wells

M Karaliunas, J Pagalys, V Jakštas… - … , and Applications X, 2019 - spiedigitallibrary.org
Incoherent terahertz (THz) sources can be compact, stable, reliable and cheaper alternative
to coherent emitters for compact THz systems. Low power of incoherent THz emitters can be …

[PDF][PDF] Low Frequency Noise Spectroscopy of GaN Bow-Tie THz Detectors

S Pralgauskaitė, J Matukas… - … on Noise and …, 2019 - infoscience.epfl.ch
The low frequency (10 Hz-20 kHz) noise characteristics of GaN-based bow-tie (BT) diodes
designed for room temperature terahertz (THz) detection have been studied in the …