Results 121 to 130 of about 26,029 (244)

Electronic Transport in AlGaN/GaN Nanowires Under Ultraviolet Excitation and Edge Depletion Effect, Studied in a Wide Temperature Range

open access: yesNano Select, Volume 7, Issue 2, February 2026.
Electronic transport in AlGaN/GaN nanowires (NW) was studied under ultraviolet excitation in a wide temperature range. Significant changes in the conductivity of the structures were revealed and explained by the modulation of the space charge limited current (SCLC) effect. Temperature‐dependent measurements of transport and noise properties using noise
Svetlana Vitusevich   +3 more
wiley   +1 more source

Growth, characterization, and waveguide lasing of Yb3+, Lu3+, Gd3+ co-doped KY(WO4)2 thin layers [PDF]

open access: yes, 2009
Monoclinic crystals of KY(WO4)2 (KYW) doped with different rare-earth ions are among the highly promising materials for building compact solid-state lasers.
Aravazhi, S.   +4 more
core   +1 more source

Impact of Growth Temperature and Al/N Ratio on AlN Films Grown by Radio‐Frequency Molecular Beam Epitaxy on GaN Templates

open access: yesphysica status solidi (b), Volume 263, Issue 2, February 2026.
The growth mechanism of AlN films for high electron mobility transistors passivation is systematically investigated via radio‐frequency molecular beam epitaxy. While high‐temperature growth (700 °C) utilizes excess aluminum as a surfactant forming surface droplets, low‐temperature growth (300 °C) traps excess aluminum as defective metallic interlayers.
Trang Nakamoto   +4 more
wiley   +1 more source

Bandgap Engineering On Demand in GaAsN Nanowires by Post‐Growth Hydrogen Implantation

open access: yesSmall, Volume 22, Issue 7, 2 February 2026.
The GaAsN bandgap in the GaAs/GaAsN core–shell nanowire shifts to lower energy for increasing N concentrations. By post‐growth H implantation the GaAsN bandgap is moved to a higher GaAs‐like energy through the formation of N–H complexes. By thermal annealing, these complexes can be partially dissolved, allowing to tune the GaAsN bandgap over a range of
Nadine Denis   +11 more
wiley   +1 more source

Seed-Layer-Assisted Liquid-Phase Epitaxial Growth of YIG Films on Single-Crystal Yttrium Aluminum Garnet Substrates: Evidence for Enhancement in Strain-Induced Anisotropy

open access: yesCrystals
Epitaxial thick films of yttrium iron garnet (YIG) are ideal for use in microwave devices due to their low losses at high frequencies. This report is on the growth of strain-engineered YIG films by liquid-phase epitaxy (LPE) on yttrium aluminum garnet ...
Chaitrali Kshirsagar   +11 more
doaj   +1 more source

High‐Fidelity Dehydration and Low‐Artifact Scanning Electron Microscopy Measurement of DNA Self‐Assembled Nanopatterns

open access: yesSmall Structures, Volume 7, Issue 2, February 2026.
In this high‐fidelity dehydration and low‐artifact scanning electron microscopy (SEM) analysis method for DNA brick‐based crystalline films, Ni2+ ions suppress dehydration‐induced deformation of DNA nanopatterns on solid substrates and form semiconducting nickel phosphate derivatives, enhancing electrical and thermal conductivity.
Ruoyu Dai   +6 more
wiley   +1 more source

The Growth of Photoactive Porphyrin-Based MOF Thin Films Using the Liquid-Phase Epitaxy Approach and their Optoelectronic Properties. [PDF]

open access: yesMaterials (Basel), 2019
Ngongang Ndjawa GO   +9 more
europepmc   +1 more source

GaAsP on GaP top solar cells [PDF]

open access: yes
GaAsP on GaP top solar cells as an attachment to silicon bottom solar cells are being developed. The GaAsP on GaP system offers several advantages for this top solar cell.
Barnett, A. M.   +2 more
core   +1 more source

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