Articles with "waals heterostructures" as a keyword



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Visualizing Ultrafast Defect‐Controlled Interlayer Electron–Phonon Coupling in Van der Waals Heterostructures

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Published in 2022 at "Advanced Materials"

DOI: 10.1002/adma.202106955

Abstract: Engineering ultrafast interlayer coupling provides access to new quantum phenomena and novel device functionalities in atomically thin van der Waals heterostructures. However, due to all the atoms of a monolayer material being exposed at the… read more here.

Keywords: electron phonon; van der; der waals; waals heterostructures ... See more keywords
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MXene‐GaN van der Waals Heterostructures for High‐Speed Self‐Driven Photodetectors and Light‐Emitting Diodes

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Published in 2021 at "Advanced Electronic Materials"

DOI: 10.1002/aelm.202000955

Abstract: Due to their excellent electrical conductivity, high transmittance, and adjustable work function, 2D transition‐metal carbides and nitrides have shown great promise in optoelectronic applications, especially in MXene‐semiconductor devices. In this work, Ti3C2TX/(n/p)‐GaN van der Waals… read more here.

Keywords: der waals; high speed; gan van; ti3c2tx gan ... See more keywords
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Coincidence Lattices and Interlayer Twist in van der Waals Heterostructures: Application of the Coincidence Lattice Method on $$\hbox {hBN/MoSe}_2$$hBN/MoSe2 Heterobilayer Systems

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Published in 2017 at "Journal of Electronic Materials"

DOI: 10.1007/s11664-016-5037-9

Abstract: Van der Waals heterostructures have great potential in large-scale integration devices and exploration of new physics. Experimental investigations allow flexible combinations of two-dimensional crystals in device fabrications. Theory, however, has limitations of supercell sizes and… read more here.

Keywords: van der; der waals; hbn; waals heterostructures ... See more keywords
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Applications of 2D-Layered Palladium Diselenide and Its van der Waals Heterostructures in Electronics and Optoelectronics

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Published in 2021 at "Nano-Micro Letters"

DOI: 10.1007/s40820-021-00660-0

Abstract: The structure–property relationship of PdSe 2 is discussed, i.e., layer number vs. tunable bandgap, pentagonal structure vs. anisotropy-based polarized light detection. The synthesis approaches of PdSe 2 are thoroughly compared, including bottom-up methods such as… read more here.

Keywords: waals heterostructures; palladium diselenide; van der; der waals ... See more keywords
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Probing the electronic structure and photocatalytic performance of g-SiC/MoSSe van der Waals heterostructures: A first-principle study

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Published in 2021 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2020.147708

Abstract: Abstract Trasition metal dichalcogenides with the Janus structures owe the intrinsic dipole, which can be used as photocatalysts in water splitting. In this work, the electronic properties and photocatalytic performances of g-SiC/MoSSe van der Waals… read more here.

Keywords: van der; der waals; waals heterostructures; mosse ... See more keywords
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Influence of van der waals heterostructures of 2D materials on catalytic performance of ZnO and its applications in energy: A review

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Published in 2021 at "International Journal of Hydrogen Energy"

DOI: 10.1016/j.ijhydene.2021.05.086

Abstract: Abstract Recently, photocatalysis has received huge attention in order to overcome energy crisis worldwide. Many semiconductors, potential schemes and hierarchies have come to light during past few decades to fabricate efficient catalysts however, among all… read more here.

Keywords: waals heterostructures; der waals; van der; energy ... See more keywords
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Heat transport in 2D van der Waals heterostructures: An analytical modeling approach

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Published in 2020 at "International Journal of Thermal Sciences"

DOI: 10.1016/j.ijthermalsci.2019.106237

Abstract: Abstract Synthesis of multi-layered nanostructures has led to better management of the heat transfer at the nanoscale. There are several parameters that affect this phenomenon, among them, geometrical features of the layers and their interconnections… read more here.

Keywords: van der; heat transport; der waals; waals heterostructures ... See more keywords
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Interlayer exciton-polaron effect in transition metal dichalcogenides van der Waals heterostructures

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Published in 2019 at "Journal of Physics and Chemistry of Solids"

DOI: 10.1016/j.jpcs.2019.05.022

Abstract: Abstract Interlayer exciton-polaron is formed arising from the exciton-surface optical (SO) phonons coupling in transition metal dichalcogenides (TMDS) van der Waals heterostructures, in which SO phonons are induced by the inserted hexagonal boron nitride (h-BN)… read more here.

Keywords: exciton polaron; waals heterostructures; van der; der waals ... See more keywords
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In-Plane Homojunctions and Their Dominant Effects on Charge Transport in Vertical van der Waals Heterostructures

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Published in 2018 at "Journal of Physical Chemistry C"

DOI: 10.1021/acs.jpcc.8b04133

Abstract: We report, for the first time, the direct observation of in-plane (lateral) homojunctions in vertical van der Waals heterostructures and their dominant effect on charge transport properties. Particularly, with an all-van der Waals metal–semiconductor vertical… read more here.

Keywords: van der; der waals; waals heterostructures; vertical van ... See more keywords
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Ultrafast optoelectronic processes in 1D radial van der Waals heterostructures: carbon, boron nitride and MoS2 nanotubes with coexisting excitons and highly mobile charges.

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Published in 2020 at "Nano letters"

DOI: 10.1021/acs.nanolett.0c00504

Abstract: Heterostructures built from 2D, atomically-thin crystals are bound by the van der Waals force, and exhibit unique optoelectronic properties. Here, we report the structure, composition and optoelectronic properties of 1D van der Waals heterostructures comprising… read more here.

Keywords: waals heterostructures; van der; mos2 nanotubes; der waals ... See more keywords
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Interlayer Excitons and Band Alignment in MoS2/hBN/WSe2 van der Waals Heterostructures.

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Published in 2017 at "Nano letters"

DOI: 10.1021/acs.nanolett.6b04275

Abstract: van der Waals heterostructures (vdWH) are ideal systems for exploring light-matter interactions at the atomic scale. In particular, structures with a type-II band alignment can yield detailed insight into carrier-photon conversion processes, which are central… read more here.

Keywords: waals heterostructures; band alignment; van der; der waals ... See more keywords