Results 41 to 50 of about 97,204 (266)

Determination of Band Structure of Gallium-Arsenide and Aluminium-Arsenide Using Density Functional Theory

open access: yesInternational Conference on Compiler Construction, 2016
This research paper is on Density Functional Theory (DFT) within Local Density Approximation. The calculation was performed using Fritz Haber Institute Ab-initio Molecular Simulations (FHIAIMS) code based on numerical atomic-centered orbital basis sets ...
J. Owolabi   +3 more
semanticscholar   +1 more source

Photoelastic coupling in gallium arsenide optomechanical disk resonators. [PDF]

open access: yesOptics Express, 2014
We analyze the magnitude of the radiation pressure and electrostrictive stresses exerted by light confined inside GaAs semiconductor WGM optomechanical disk resonators, through analytical and numerical means, and find the electrostrictive stress to be of
C. Baker   +6 more
semanticscholar   +1 more source

Circularly Polarized Perovskite Photodetector with Photocurrent Dissymmetry Factors of up to 1.95 Enabled by Liquid Crystal

open access: yesAdvanced Functional Materials, EarlyView.
Photodetectors made using perovskite single crystals in combination with free‐standing cholesteric liquid crystal (CLC) polymer films exhibit photocurrent dissymmetry factors up to 1.95 for 520 nm circularly polarized light (CPL) excitation. The CPL spectral response of the photodetector is tunable over a broad range of wavelengths by tuning the ...
Yifan Feng   +9 more
wiley   +1 more source

Material Dispersion in Intrinsic GaAs for the Far-Infrared Range

open access: yesActive and Passive Electronic Components, 1998
An expression for the coefficient of material dispersion in intrinsic gallium arsenide for the far-infrared range is derived. From this result, the variation of the group index in the above range is discussed.
M. A. Grado-Caffaro, M. Grado-Caffaro
doaj   +1 more source

Atmospheric Doping of Stretchable Polymer Semiconductors for Skin Electronics

open access: yesAdvanced Functional Materials, EarlyView.
An atmospheric doping system using oxygen molecules in air as dopants is introduced for stretchable polymer semiconductors. The chemisorbed oxygen molecules act as acceptor, lead to increase not only the hole concentration of the semiconductor film over two orders of magnitude (3.37 × 1017 cm−3) but also electrical properties of the field‐effect ...
Min Woo Jeong   +7 more
wiley   +1 more source

Characterization of defects in gallium arsenide [PDF]

open access: yesBulletin of Materials Science, 1990
It is well-known that the properties of semiconductor materials including gallium arsenide are controlled by defects and impurities. The characterization of these defects is important not only for better understanding of the solid state phenomena but also for improved reliability and performance of electronic devices.
Kumar, Vikram, Mohapatra, YN
openaire   +3 more sources

Advances in Photonic Materials and Integrated Devices for Smart and Digital Healthcare: Bridging the Gap Between Materials and Systems

open access: yesAdvanced Materials, EarlyView.
This article summarizes significant technological advancements in materials, photonic devices, and bio‐interfaced systems, which demonstrate successful applications for impacting human healthcare via improved therapies, advanced diagnostics, and on‐skin health monitoring.
Seunghyeb Ban   +5 more
wiley   +1 more source

Anticariogenic Sanative Effect of Aluminum Gallium Arsenide Crystals on Hydroxyapatite Crystals

open access: yesCrystals, 2022
Dental caries is a progressive disease with varying phases of demineralization and remineralization, and the scope of reversing the carious lesion is increased if it is diagnosed before there is surface cavitation.
Sonali Sharma   +2 more
doaj   +1 more source

Next‐Generation Image Sensors Based on Low‐Dimensional Semiconductor Materials

open access: yesAdvanced Materials, EarlyView.
Low‐dimensional semiconductor materials are promising candidates for photosensitive components in next‐generation image sensors. This review offers a thorough and timely examination of novel image sensors, covering their working principles, intriguing materials categorized into four main groups, and advanced imaging applications.
Yunxia Hu   +3 more
wiley   +1 more source

THREE DIMENsION MODELLING OF OUTPUT CHARACTERISTICS OF GALLIUM ARSENIDE TRANSISTORS with submicron length of the gate

open access: yesDoklady Belorusskogo gosudarstvennogo universiteta informatiki i radioèlektroniki, 2019
Modeling results of output static characteristics of gallium arsenide transistors for extreme high frequency range are given. Direct ion-implanted gallium arsenide transistors with the special profile under the gate are analyzed.
V. N. Mishchenka
doaj  

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