Results 41 to 50 of about 1,088,093 (221)

(In,Ga)N/GaN microcavities with double dielectric mirrors fabricated by selective removal of an (Al,In)N sacrificial layer [PDF]

open access: yes, 2007
Comparable microcavities with 3/2 (~240 nm) active regions containing distributed (In,Ga)N quantum wells, grown on GaN substrates and bounded by two dielectric mirrors, have been fabricated by two different routes: one using laser lift-off to process ...
Bejtka, K.   +9 more
core   +1 more source

Magnetotransport study on AlInN/(GaN)/AlN/GaN heterostructures [PDF]

open access: yesphysica status solidi (a), 2012
AbstractWe report the effect of a thin GaN (2 nm) interlayer on the magnetotransport properties of AlInN/AlN/GaN‐based heterostructures. Two samples were prepared (Sample A: AlInN/AlN/GaN and sample B: AlInN/GaN/AlN/GaN). Van der Pauw and Hall measurements were performed in the 1.9–300 K temperature range. While the Hall mobilities were similar at room
Bayrakli, A.   +6 more
openaire   +6 more sources

DC-DC Converter Design Issues for High-Efficient DC Microgrid

open access: yesCommunications, 2019
In this article, the electrical properties, as well as the economic aspects of the modular and non-modular solution of the DC-DC photovoltaic converter for DC microgrid subsystem, are described.
Michal Frivaldsky, Jan Morgos
doaj   +1 more source

Active Damping in Series Connected Power Modules with Continuous Output Voltage

open access: yesPower Electronics and Drives, 2021
This paper presents a modular and scalable power electronics concept for motor control with continuous output voltage. In contrast to multilevel concepts, modules with continuous output voltage are connected in series.
Ulmer Sabrina   +2 more
doaj   +1 more source

Selective Etching of GaN from AlGaN/GaN and AlN/GaN Structures [PDF]

open access: yesMRS Internet Journal of Nitride Semiconductor Research, 2004
Thick GaN layers as well as AlGaN/GaN and AlN/GaN heterostructures grown by metalorganic vapor phase epitaxy have been photoelectrochemically (PEC) etched in various dilute electrolytes, and bandgap-selective etching has been demonstrated in heterostructures.
C. L. Reynolds   +6 more
openaire   +2 more sources

GAN Inversion: A Survey

open access: yesIEEE Transactions on Pattern Analysis and Machine Intelligence, 2023
papers on generative modeling: https://github.com/zhoubolei/awesome-generative-modeling awesome gan-inversion papers: https://github.com/weihaox/awesome-gan ...
Weihao Xia   +5 more
openaire   +4 more sources

Excitonic properties of strained wurtzite and zinc-blende GaN/Al(x)Ga(1-x)N quantum dots

open access: yes, 2003
We investigate exciton states theoretically in strained GaN/AlN quantum dots with wurtzite (WZ) and zinc-blende (ZB) crystal structures, as well as strained WZ GaN/AlGaN quantum dots.
Alexander A. Balandin   +8 more
core   +1 more source

Photoluminescence of near-lattice-matched GaN/AlInN quantum wells grown on free-standing GaN and on sapphire substrates [PDF]

open access: yes, 2008
Near-lattice-matched GaN/Al1−xInxN single quantum wells, grown using both free-standing GaN and conventional GaN-on-sapphire substrates, are studied by photoluminescence (PL) and PL excitation spectroscopies.
Martin, R.W.   +5 more
core   +1 more source

BiVi-GAN: Bivariate Vibration GAN

open access: yesSensors
In the domain of prognosis and health management (PHM) for rotating machinery, the criticality of ensuring equipment reliability cannot be overstated. With developments in artificial intelligence (AI) and deep learning, there have been numerous attempts to use those methodologies in PHM.
HoeJun Jeong   +3 more
openaire   +3 more sources

Improved InGaN/GaN light-emitting diodes with a p-GaN/n-GaN/p-GaN/n-GaN/p-GaN current-spreading layer: errata

open access: yesOptics Express, 2013
The errata consists of the correction to one typo of the reach-through breakdown voltage for each p-GaN/n-GaN/p-GaN junction [Opt. Express 21, 4958-4969 (2013)].
Zhang, Zi-Hui   +9 more
openaire   +2 more sources

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