Preparation and luminescence of ZnS:Mn nanoparticles on GaN substrates by hydrothermal method
Sign Up to like & getrecommendations! Published in 2021 at "Optik"
DOI: 10.1016/j.ijleo.2021.166329
Abstract: Abstract ZnS:Mn nanoparticles were prepared on GaN substrates by hydrothermal method. The crystalline structure, surface morphology and optical property were studied in detail. SEM shows that the prepared sample is spherically granular, and each nanoparticle… read more here.
Keywords: light; gan substrates; substrates hydrothermal; zns ... See more keywords
Vertical nanoporous GaN substrates for photonic engineering: Lu2O3:Eu single crystal thin films as an example
Sign Up to like & getrecommendations! Published in 2022 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2021.162069
Abstract: Abstract To improve the efficiency of light extraction, the vertical-oriented nanoporous (NP) GaN film as scattering medium as well as light-coupling component was prepared by electrochemical (EC) etching followed by annealing process. The Lu2O3:Eu film… read more here.
Keywords: lu2o3; gan substrates; gan; substrates photonic ... See more keywords
Characterization of Etched and Grown GaN-GaN Schottky Diodes
Sign Up to like & getrecommendations! Published in 2019 at "Microscopy and Microanalysis"
DOI: 10.1017/s1431927619011930
Abstract: GaN-based devices are of much current interest for high-power electronics due to their superior physical and electrical properties, which include high electric breakdown field, high operation temperature, large band gap, and high electron velocity. GaN… read more here.
Keywords: gan substrates; uid gan; microscopy; schottky diodes ... See more keywords
Photoluminescence and Raman Scattering Signatures of Anisotropic Optical Properties in Freestanding m-, a- and c-Plane GaN Substrates
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Physical Chemistry C"
DOI: 10.1021/acs.jpcc.0c04959
Abstract: Anisotropic optical properties in m-, a- and c-plane GaN substrates are investigated with photoluminescence and Raman scattering spectroscopic techniques. At room temperature, the Raman light scatt... read more here.
Keywords: raman; optical properties; gan substrates; plane gan ... See more keywords
Boosting the doping efficiency of Mg in p-GaN grown on the free-standing GaN substrates
Sign Up to like & getrecommendations! Published in 2019 at "Applied Physics Letters"
DOI: 10.1063/1.5124904
Abstract: The Mg doping efficiency is found to be drastically enhanced in the p-GaN films grown on the free-standing GaN substrates by metal organic chemical vapor deposition. The free hole concentrations are five and ten times… read more here.
Keywords: gan substrates; doping efficiency; type; efficiency ... See more keywords
Origins of epitaxial macro-terraces and macro-steps on GaN substrates
Sign Up to like & getrecommendations! Published in 2023 at "Journal of Applied Physics"
DOI: 10.1063/5.0147667
Abstract: Localized lattice distortions in GaN substrates can serve as nucleation sites for epitaxial macro-steps and macro-terraces. These detrimental macro-scale features give rise to optically hazy homoepitaxial GaN surfaces. After nucleating, these macro-features grow laterally along… read more here.
Keywords: gan substrates; terraces macro; epitaxial macro; macro steps ... See more keywords
Comparison of resonant tunneling diodes grown on freestanding GaN substrates and sapphire substrates by plasma-assisted molecular-beam epitaxy
Sign Up to like & getrecommendations! Published in 2021 at "Chinese Physics B"
DOI: 10.1088/1674-1056/ac0525
Abstract: AlN/GaN resonant tunneling diodes (RTDs) were grown separately on freestanding GaN (FS-GaN) substrates and sapphire substrates by plasma-assisted molecular-beam epitaxy (PA-MBE). Room temperature negative differential resistance (NDR) was obtained under forward bias for the RTDs… read more here.
Keywords: substrates sapphire; sapphire substrates; freestanding gan; resonant tunneling ... See more keywords
High-Performance GaN Vertical Fin Power Transistors on Bulk GaN Substrates
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Electron Device Letters"
DOI: 10.1109/led.2017.2670925
Abstract: This letter reports a GaN vertical fin power field-effect-transistor structure with submicron fin-shaped channels on bulk GaN substrates. In this vertical transistor design only n-GaN layers are needed, while no material regrowth or p-GaN layer… read more here.
Keywords: gan substrates; gan vertical; vertical fin; bulk gan ... See more keywords
Highly Rectifying Heterojunctions Formed by Annealed ZnO Nanorods on GaN Substrates
Sign Up to like & getrecommendations! Published in 2020 at "Nanomaterials"
DOI: 10.3390/nano10030508
Abstract: We study the effect of thermal annealing on the electrical properties of the nanoscale p-n heterojunctions based on single n-type ZnO nanorods on p-type GaN substrates. The ZnO nanorods are prepared by chemical bath deposition… read more here.
Keywords: nanorods gan; ion beam; gan substrates; zno ... See more keywords
SERS performance of GaN/Ag substrates fabricated by Ag coating of GaN platforms
Sign Up to like & getrecommendations! Published in 2023 at "Beilstein Journal of Nanotechnology"
DOI: 10.3762/bjnano.14.46
Abstract: The results of comparative studies on the fabrication and characterization of GaN/Ag substrates using pulsed laser deposition (PLD) and magnetron sputtering (MS) and their evaluation as potential substrates for surface-enhanced Raman spectroscopy (SERS) are reported.… read more here.
Keywords: gan substrates; sers performance; gan platforms; spectroscopy ... See more keywords