Articles with "band offset" as a keyword



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Band Offset and Electron Affinity of Monolayer MoSe2 by Internal Photoemission

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Published in 2019 at "Journal of Electronic Materials"

DOI: 10.1007/s11664-019-07396-z

Abstract: The electron energy band alignment of the monolayer MoSe2/oxide/Si system is characterized by internal photoemission spectroscopy, where the oxide is Al2O3 or SiO2. Raman and photoluminescence spectroscopic measurements confirm the high quality of monolayer MoSe2… read more here.

Keywords: monolayer mose2; band; internal photoemission; band offset ... See more keywords
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Cliff-like conduction band offset at CdS/Cu2ZnSnS4 heterojunction prepared by sputtering CuSn alloy target using different stacking order

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Published in 2019 at "Solar Energy"

DOI: 10.1016/j.solener.2019.03.033

Abstract: Abstract The uniformly distributed Cu2ZnSnS4 (CZTS) thin films were grown by a simply sputtered method using two sputtered stacking order: ZnS/CuSn/Mo/SLG (T1) and CuSn/ZnS/Mo/SLG (T2). The highly crystalline tetragonal structure CZTS with Cu-poor, Zn-rich composition… read more here.

Keywords: conduction band; order; heterojunction; band offset ... See more keywords
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Conduction Band Offset and Polarization Effects in InAs Nanowire Polytype Junctions.

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Published in 2017 at "Nano letters"

DOI: 10.1021/acs.nanolett.6b04211

Abstract: Although zinc-blende (ZB) and wurtzite (WZ) structures differ only in the atomic stacking sequence, mixing of crystal phases can strongly affect the electronic properties, a problem particularly common to bottom up-grown nanostructures. A lack of… read more here.

Keywords: polarization effects; polarization; conduction band; band ... See more keywords
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Band offset and an ultra-fast response UV-VIS photodetector in γ-In2Se3/p-Si heterojunction heterostructures

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Published in 2018 at "RSC Advances"

DOI: 10.1039/c8ra05677c

Abstract: High-quality γ-In2Se3 thin films and a γ-In2Se3/p-Si heterojunction were prepared using pulse laser deposition (PLD). The band offset of this heterojunction was studied by XPS and the band structure was found to be type II… read more here.

Keywords: photodetector; response; in2se3 heterojunction; heterojunction ... See more keywords
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Relationship between the intermediate phases of the sputtered Zn(O,S) buffer layer and the conduction band offset in Cd-free Cu(In,Ga)Se2 solar cells

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Published in 2020 at "CrystEngComm"

DOI: 10.1039/d0ce00216j

Abstract: The Zn(O,S) layer which is alternative to the conventional CdS buffer layer is an ideal candidate due to its eco-friendly compositions and tunable bandgap. One of the approaches to further optimize the device performance is… read more here.

Keywords: buffer layer; conduction band; band offset; relationship ... See more keywords
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Band offset engineering at C2N/MSe2 (M = Mo, W) interfaces

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Published in 2022 at "RSC Advances"

DOI: 10.1039/d2ra00847e

Abstract: Stacking layered two-dimensional materials in a type-II band alignment block has provided a high-performance method in photocatalytic water-splitting technology. The key parameters in such heterostructure configurations are the valence and conduction band offsets at the… read more here.

Keywords: band; c2n mse2; mse2 interfaces; band offset ... See more keywords
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Band Gap and Band Offset of Ga2O3 and (AlxGa1−x)2O3 Alloys

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Published in 2018 at "Physical review applied"

DOI: 10.1103/physrevapplied.10.011003

Abstract: The band gaps and band offsets of the transparent conducting oxides Ga${}_{2}$O${}_{3}$ and (Al${}_{x}$Ga${}_{1\ensuremath{-}x}$)${}_{2}$O${}_{3}$ are key parameters in the design of next-generation high-power transistors and solar-blind ultraviolet photodetectors and solar cells. Based on first-principles calculations,… read more here.

Keywords: band gap; gap band; band; band offset ... See more keywords
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Toward a Practical Appraisal for Waveform Tomography of Band- and Offset-Limited Marine Seismic Data

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Published in 2022 at "IEEE Transactions on Geoscience and Remote Sensing"

DOI: 10.1109/tgrs.2021.3097966

Abstract: We present a generalized workflow to retrieve high-resolution P-wave velocity ( $V_{\mathrm{ P}}$ ) models of complex Earth’s subsurface structures from traditional marine near-vertical seismic reflection experiments. These records have typically offsets too short to… read more here.

Keywords: marine seismic; tomography; band offset; model ... See more keywords
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High-Quality SiO2/O-Terminated Diamond Interface: Band-Gap, Band-Offset and Interfacial Chemistry

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Published in 2022 at "Nanomaterials"

DOI: 10.3390/nano12234125

Abstract: 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. Its great band-gap makes it a promising material for the… read more here.

Keywords: band; chemistry; band offset; band gap ... See more keywords