Articles with "transfer excitons" as a keyword



Dissociation and localization dynamics of charge transfer excitons at a donor-acceptor interface

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Published in 2020 at "Chemical Physics"

DOI: 10.1016/j.chemphys.2019.110525

Abstract: Abstract We study the quantum dissipative dynamics of charge transfer excitons localizing and dissociating at the interface of a molecular heterojunction typical for organic photovoltaics. The excitons dynamics can be separated into a short-time regime… read more here.

Keywords: dissociation localization; dynamics charge; interface; transfer excitons ... See more keywords

Charge-Transfer Excitons in Coupled Atomically Thin Polar Nitride Quantum Wells.

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Published in 2025 at "Nano letters"

DOI: 10.1021/acs.nanolett.4c04593

Abstract: Due to their extended lifetimes relative to those of spatially direct excitons (DXs), spatially indirect excitons (IXs) open new avenues for exploring excitonic devices and fundamental excitonic phenomena. Atomically thin nitride quantum heterostructures are a… read more here.

Keywords: nitride quantum; transfer excitons; charge transfer; quantum wells ... See more keywords

Impact of Charge-Transfer Excitons on Unidirectional Exciton Transport in Lateral TMD Heterostructures

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Published in 2025 at "Nano Letters"

DOI: 10.1021/acs.nanolett.5c02447

Abstract: Lateral heterostructures built of monolayers of transition-metal dichalcogenides host a thin one-dimensional interface exhibiting a large energy offset. Recently, the formation of spatially separated charge-transfer (CT) excitons at the interface has been demonstrated, but their… read more here.

Keywords: exciton; exciton transport; transfer excitons; charge transfer ... See more keywords

Tunable Localized Charge Transfer Excitons in Nanoplatelet-2D Chalcogenide van der Waals Heterostructures.

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Published in 2024 at "ACS nano"

DOI: 10.1021/acsnano.4c03260

Abstract: Observation of interlayer, charge transfer (CT) excitons in van der Waals heterostructures (vdWHs) based on 2D-2D systems has been well investigated. While conceptually interesting, these charge transfer excitons are highly delocalized and spatially localizing them… read more here.

Keywords: charge transfer; van der; der waals; transfer excitons ... See more keywords

Charge transfer excitons in a donor–acceptor amphidynamic crystal: the role of dipole orientational order

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Published in 2020 at "Materials horizons"

DOI: 10.1039/d0mh01044h

Abstract: Large amplitude motions in molecular solids are responsible for anomalous electrical characteristics in amphidynamic crystals. We study the effect of orientational dipolar disorder on charge transfer excitons (CTEs) in a donor–acceptor amphidynamic co-crystal of perylene–tetrabromophthalic… read more here.

Keywords: acceptor amphidynamic; amphidynamic crystal; donor acceptor; transfer excitons ... See more keywords