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High-Quality SiO2/O-Terminated Diamond Interface: Band-Gap, Band-Offset and Interfacial Chemistry [PDF]

open access: yesNanomaterials, 2022
Silicon oxide atomic layer deposition synthesis development over the last few years has open the route to its use as a dielectric within diamond electronics.
Jesús Cañas   +6 more
doaj   +2 more sources

Commutativity of the GaAs/AlAs (100) band offset [PDF]

open access: yesJournal of Vacuum Science & Technology B: Microelectronics Processing and Phenomena, 1988
X-ray photoelectron spectroscopy is used to measure the valence-band offset in situ for GaAs/AlAs (100) heterojunctions grown by molecular beam epitaxy. Ga 3d and Al 2p core level to valence-band edge binding energy differences are measured in GaAs (100) and AlAs (100) samples, respectively, and the Al 2p to Ga 3d core level binding energy difference ...
Yu, E. T., Chow, D. H., McGill, T. C.
openaire   +5 more sources

Design of Lattice-Matched InAs1−xSbx/Al1−yInySb Type-I Quantum Wells with Tunable Near-To Mid-Infrared Emission (2–5 μm): A Strain-Optimized Approach for Optoelectronic Applications [PDF]

open access: yesNanomaterials
We propose a strain-optimized design strategy for lattice-matched InAs1−xSbx/Al1−yInySb Type-I quantum wells (QWs) that emit across the near-to mid-infrared spectrum (2–5 µm). By combining elastic strain energy minimization with band offset calculations,
Gerardo Villa-Martínez   +1 more
doaj   +2 more sources

Band Offsets from Angle‐Resolved Valence Band Photoemission Spectroscopy

open access: yesAdvanced Materials Interfaces
The conduction band offset ϕ0 at semiconductor surfaces and interfaces is a crucial parameter for quantum devices exploiting proximity‐induced collective states such as superconductivity and magnetism.
Procopios Constantinou   +11 more
doaj   +5 more sources

Terahertz Pulse Emission from Semiconductor Heterostructures Caused by Ballistic Photocurrents

open access: yesSensors, 2021
Terahertz radiation pulses emitted after exciting semiconductor heterostructures by femtosecond optical pulses were used to determine the electron energy band offsets between different constituent materials.
Vitaly Leonidovich Malevich   +5 more
doaj   +1 more source

Band Offsets, Optical Conduction, Photoelectric and Dielectric Dispersion in InSe/Sb2Te3 Heterojunctions [PDF]

open access: yesMaterials Research, 2021
InSe based heterojunction devices gain importance in optoelectronic applications in NIR range as multipurpose sensors. For this reason, InSe/Sb2Te3 heterojunctions are constructed as NIR sensors by the thermal evaporation technique.
Latifah Hamad Khalid Alfhaid   +2 more
doaj   +1 more source

Band alignment of β-(AlxGa1−x)2O3 alloys via atomic solid-state energy scale approach

open access: yesAIP Advances, 2020
We presented a simple estimation method for band alignment of semiconductor alloys based on the atomic solid-state energy (SSE) scale. Our method has the advantage that natural band alignment can be determined using the SSE and energy gap of materials ...
Yuichi Ota
doaj   +1 more source

Optimized Sample Adaptive Offset Filter in HEVC

open access: yesAdvances in Multimedia, 2022
The high-efficiency video coding (HEVC) standard incorporates sample adaptive offset (SAO) as an in-loop filtering technique to reduce distortion. The fundamental tenet of SAO is to classify every reconstructed pixel and then simply add the offset to ...
N. Archana   +4 more
doaj   +1 more source

Determination of band offsets at the Al:ZnO/Cu2SnS3 interface using X-ray photoelectron spectroscopy

open access: yesAIP Advances, 2015
The Al:ZnO/Cu2SnS3 semiconductor heterojunction was fabricated. The structural and optical properties of the semiconductor materials were studied. The band offset at the Al:ZnO/Cu2SnS3 heterojunction was studied using X-ray photoelectron spectroscopy ...
Sandra Dias, S. B. Krupanidhi
doaj   +1 more source

Investigation of Energy Band at Atomic-Layer-Deposited ZnO/β-Ga2O3 ( 2¯01 $$ \overline{2}01 $$) Heterojunctions

open access: yesNanoscale Research Letters, 2018
The energy band alignment of ZnO/β-Ga2O3 ( 2¯01 $$ \overline{2}01 $$) heterojunction was characterized by X-ray photoelectron spectroscopy (XPS). The ZnO films were grown by using atomic layer deposition at various temperatures.
Shun-Ming Sun   +6 more
doaj   +1 more source

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