Results 21 to 30 of about 139,620 (289)

Impact of nanowire geometry on the carrier transport in GaN/InGaN axial nanowire light-emitting diodes

open access: yesThe Journal of Engineering, 2015
The authors have investigated the impact of nanowire geometry on the carrier transport in axial indium gallium nitride and gallium nitride (InGaN/GaN) nanowire light-emitting diodes (LEDs). The results reveal that hole transport depends critically on the
Shaofei Zhang   +3 more
doaj   +1 more source

Melting of metal nanowires: molecular dynamics simulation [PDF]

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2018
A comparative molecular dynamics study has been carried out of the melting of infinite metallic nanowires and free spherical metallic nanoparticles of the same diameter.
S.A. Vasilyev   +3 more
doaj   +1 more source

Epitaxial growth of aligned semiconductor nanowire metamaterials for photonic applications [PDF]

open access: yes, 2008
A novel class of optical metamaterials is presented consisting of high densities of aligned gallium phosphide (GaP) nanowires fabricated using metal-organic vapor phase-epitaxy.
Bakkers   +33 more
core   +1 more source

A CMOS-Compatible Poly-Si Nanowire Device with Hybrid Sensor/Memory Characteristics for System-on-Chip Applications

open access: yesSensors, 2012
This paper reports a versatile nano-sensor technology using “top-down” poly-silicon nanowire field-effect transistors (FETs) in the conventional Complementary Metal-Oxide Semiconductor (CMOS)-compatible semiconductor process.
Chia-Hua Ho   +9 more
doaj   +1 more source

Precise Placement of Metallic Nanowires on a Substrate by Localized Electric Fields and Inter-Nanowire Electrostatic Interaction

open access: yesNanomaterials, 2017
Placing nanowires at the predetermined locations on a substrate represents one of the significant hurdles to be tackled for realization of heterogeneous nanowire systems.
U Hyeok Choi, Jaekyun Kim
doaj   +1 more source

The Impact of Resonance on the Light Extraction Efficiency of Single Nanowire Ultraviolet Light Emitting Diodes

open access: yesIEEE Photonics Journal, 2020
Fabricating the nanowire ultraviolet light emitting diodes (UV LEDs) has been a promising candidate to dramatically enhance the external quantum efficiency (EQE) of UV LEDs.
Zichen Zhang, Fangliang Gao, Guoqiang Li
doaj   +1 more source

Characterization and ohmic contact of hydrothermally synthesized vertical ZnO and Ag/ZnO nanowires

open access: yesMaterials Research Express, 2022
Vertically aligned ZnO nanowire arrays were synthesized by two-step hydrothermal method. ZnO seed layers were prepared on substrate by using anhydrous ethanol and zinc acetate dihydrate solution, followed by the generation of ZnO nanowire arrays by low ...
Xichun Qu   +5 more
doaj   +1 more source

Formation and Device Application of Ge Nanowire Heterostructures via Rapid Thermal Annealing

open access: yesAdvances in Materials Science and Engineering, 2011
We reviewed the formation of Ge nanowire heterostructure and its field-effect characteristics by a controlled reaction between a single-crystalline Ge nanowire and Ni contact pads using a facile rapid thermal annealing process.
Jianshi Tang   +5 more
doaj   +1 more source

Bridging the gap between nanowires and Josephson junctions: a superconducting device based on controlled fluxon transfer across nanowires [PDF]

open access: yes, 2018
The basis for superconducting electronics can broadly be divided between two technologies: the Josephson junction and the superconducting nanowire. While the Josephson junction (JJ) remains the dominant technology due to its high speed and low power ...
Berggren, Karl K.   +5 more
core   +2 more sources

Effects of geometric parameters on photoemission of AlGaN nanowire array photocathode

open access: yesMaterials Research Express, 2022
In recent years, with the continuous development of solar blind ultraviolet photodetectors, III-V compounds are widely used as semiconductor materials. The nanowire array structure has excellent ‘light trapping effect’.
Zhihao Cao, Lei Liu, Feifei Lu
doaj   +1 more source

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