Articles with "band alignment" as a keyword



Band Alignment of 2D Transition Metal Dichalcogenide Heterojunctions

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Published in 2017 at "Advanced Functional Materials"

DOI: 10.1002/adfm.201603756

Abstract: It is critically important to characterize the band alignment in semiconductor heterojunctions (HJs) because it controls the electronic and optical properties. However, the well-known Anderson's model usually fails to predict the band alignment in bulk… read more here.

Keywords: metal dichalcogenide; band alignment; transition metal;
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Electronic Structure and Band Alignment of LaMnO 3 /SrTiO 3 Polar/Nonpolar Heterojunctions

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Published in 2018 at "Advanced Materials Interfaces"

DOI: 10.1002/admi.201801428

Abstract: Author(s): Kaspar, TC; Sushko, PV; Spurgeon, SR; Bowden, ME; Keavney, DJ; Comes, RB; Saremi, S; Martin, L; Chambers, SA | Abstract: The behavior of polar LaMnO3 (LMO) thin films deposited epitaxially on nonpolar SrTiO3(001) (STO)… read more here.

Keywords: lmo; polar nonpolar; band alignment; lmo sto ... See more keywords

Dynamic Band‐Alignment Modulation in MoTe2/SnSe2 Heterostructure for High Performance Photodetector

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Published in 2024 at "Advanced Optical Materials"

DOI: 10.1002/adom.202303088

Abstract: For two‐dimensional (2D) layered material heterojunctions, dynamic modulation of band alignments allows for the design of devices with flexible multi‐functional applications. In this paper, a device structure is presented based on a MoTe2/SnSe2 field‐effect transistor.… read more here.

Keywords: mote2 snse2; band; high performance; performance ... See more keywords

High‐Performance Organic Field‐Effect Transistor with Matching Energy‐Band Alignment between Organic Semiconductor and the Charge‐Trapping Dielectric

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Published in 2019 at "Advanced Electronic Materials"

DOI: 10.1002/aelm.201800865

Abstract: High‐performance bottom‐gate nonvolatile organic field‐effect transistor (OFET) devices based on a special matching energy‐band alignment between the organic semiconductor pentacene and the charge‐trapping dielectric ZnTe are reported. The lower potential difference between the conduction band… read more here.

Keywords: high performance; band alignment; organic field; band ... See more keywords

Reversible Diode with Tunable Band Alignment for Photoelectricity-Induced Artificial Synapse.

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Published in 2023 at "Small"

DOI: 10.1002/smll.202300468

Abstract: The advent of big data era has put forward higher requirements for electronic nanodevices that have low energy consumption for their application in analog computing with memory and logic circuit to address attendant energy efficiency… read more here.

Keywords: artificial synapse; synapse; diode; band alignment ... See more keywords

Modulating Band Alignment and Passivating Defects with In-Situ Bi-Substituted Cu2ZnSnS4 for Superior Photo-/Electrochemical Water Splitting.

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Published in 2025 at "Small"

DOI: 10.1002/smll.202503768

Abstract: Tailoring semiconductor properties through cation substitution is a promising strategy to improve the intrinsic properties of a photoabsorber material by improving charge carrier statistics, kinetics, and efficiency of photo-/electrocatalytic conversions. In the current study, Cu2ZnSnS4… read more here.

Keywords: passivating defects; band; alignment passivating; modulating band ... See more keywords

Tunable excitonic properties in two-dimensional heterostructures based on solution-processed PbI2 flakes

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Published in 2020 at "Journal of Materials Science"

DOI: 10.1007/s10853-020-04735-y

Abstract: We investigate the manifestations of band structure engineering in few-layer PbI2-based heterostructures by probing their tunable optical properties. First, we have successfully prepared atomically thin flakes from PbI2 solution by two distinct approaches. A drop-casting… read more here.

Keywords: pbi2; two dimensional; band alignment; solution ... See more keywords

2D anisotropic type-I SiS vdW heterostructures toward infrared polarized optoelectronics applications

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Published in 2020 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2020.147026

Abstract: Abstract Two-dimensional (2D) SiS has been drawing much attention due to its direct band gap and strong optical anisotropy under both two structural phases, namely, Pmma-SiS and Pma2-SiS. Here, we theoretically design Pmma-/Pma2-SiS van der… read more here.

Keywords: sis; pma2 sis; pmma pma2; band ... See more keywords

Investigation of charge transport and band alignment of MoS2-ReS2 heterointerface for high performance and self-driven broadband photodetection

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Published in 2021 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2021.150949

Abstract: Abstract Two dimensional (2D) van der Waals heterostructures are becoming one of the ascendant research areas for semiconducting device application owing to their remarkable optoelectronic properties, which allows more functioning ability beyond its individual constituent.… read more here.

Keywords: charge transport; spectroscopy; mos2 res2; band alignment ... See more keywords
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Tuning the electronic properties and band alignment of GeSe/phosphorene lateral heterostructure

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Published in 2021 at "Computational Materials Science"

DOI: 10.1016/j.commatsci.2021.110501

Abstract: Abstract Lateral heterostructures provide new opportunities for tailoring the electronic properties of next-generation nanodevices. Hereon, the electronic properties and band alignment, as well as the width and strain effect of lateral heterostructures composed of germanium… read more here.

Keywords: properties band; lateral heterostructure; electronic properties; band alignment ... See more keywords
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Fully-depleted dual P–N heterojunction with type-II band alignment and matched build-in electric field for high-efficient photocatalytic hydrogen production

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Published in 2021 at "International Journal of Hydrogen Energy"

DOI: 10.1016/j.ijhydene.2021.08.175

Abstract: Abstract In this work, a dual p-n heterojunction of Cu2O/Ni(OH)2/TiO2 with type-II band alignment and matched build-in electric field was fabricated. This dual p-n heterojunction promoted the separation and transfer of charge carriers, which is… read more here.

Keywords: alignment matched; hydrogen; band alignment; heterojunction ... See more keywords