High-lying valley-polarized trions in 2D semiconductors

Here, the authors observe tightly bound, valley-polarized, UV-emissive trions in monolayer transition metal dichalcogenide transistors. These are quasiparticles composed of an electron from a high-lying conduction band with negative effective mass, a hole from the first valence band, and an addition...

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Main Authors: Kai-Qiang Lin, Jonas D. Ziegler, Marina A. Semina, Javid V. Mamedov, Kenji Watanabe, Takashi Taniguchi, Sebastian Bange, Alexey Chernikov, Mikhail M. Glazov, John M. Lupton
Format: Article
Language:English
Published: Nature Portfolio 2022-11-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-022-33939-w
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author Kai-Qiang Lin
Jonas D. Ziegler
Marina A. Semina
Javid V. Mamedov
Kenji Watanabe
Takashi Taniguchi
Sebastian Bange
Alexey Chernikov
Mikhail M. Glazov
John M. Lupton
author_facet Kai-Qiang Lin
Jonas D. Ziegler
Marina A. Semina
Javid V. Mamedov
Kenji Watanabe
Takashi Taniguchi
Sebastian Bange
Alexey Chernikov
Mikhail M. Glazov
John M. Lupton
author_sort Kai-Qiang Lin
collection DOAJ
description Here, the authors observe tightly bound, valley-polarized, UV-emissive trions in monolayer transition metal dichalcogenide transistors. These are quasiparticles composed of an electron from a high-lying conduction band with negative effective mass, a hole from the first valence band, and an additional charge from a band-edge state.
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spelling doaj.art-e9ef01f8c32540968213e8204f97bb252022-12-22T03:43:26ZengNature PortfolioNature Communications2041-17232022-11-011311810.1038/s41467-022-33939-wHigh-lying valley-polarized trions in 2D semiconductorsKai-Qiang Lin0Jonas D. Ziegler1Marina A. Semina2Javid V. Mamedov3Kenji Watanabe4Takashi Taniguchi5Sebastian Bange6Alexey Chernikov7Mikhail M. Glazov8John M. Lupton9Department of Physics, University of RegensburgDresden Integrated Center for Applied Physics and Photonic Materials and Würzburg-Dresden Cluster of Excellence ct.qmat, Technische Universität DresdenIoffe InstituteNational Research University, Higher School of EconomicsCenter for Functional Materials, National Institute for Materials ScienceInternational Center for Materials Nanoarchitectonics, National Institute for Materials ScienceDepartment of Physics, University of RegensburgDresden Integrated Center for Applied Physics and Photonic Materials and Würzburg-Dresden Cluster of Excellence ct.qmat, Technische Universität DresdenIoffe InstituteDepartment of Physics, University of RegensburgHere, the authors observe tightly bound, valley-polarized, UV-emissive trions in monolayer transition metal dichalcogenide transistors. These are quasiparticles composed of an electron from a high-lying conduction band with negative effective mass, a hole from the first valence band, and an additional charge from a band-edge state.https://doi.org/10.1038/s41467-022-33939-w
spellingShingle Kai-Qiang Lin
Jonas D. Ziegler
Marina A. Semina
Javid V. Mamedov
Kenji Watanabe
Takashi Taniguchi
Sebastian Bange
Alexey Chernikov
Mikhail M. Glazov
John M. Lupton
High-lying valley-polarized trions in 2D semiconductors
Nature Communications
title High-lying valley-polarized trions in 2D semiconductors
title_full High-lying valley-polarized trions in 2D semiconductors
title_fullStr High-lying valley-polarized trions in 2D semiconductors
title_full_unstemmed High-lying valley-polarized trions in 2D semiconductors
title_short High-lying valley-polarized trions in 2D semiconductors
title_sort high lying valley polarized trions in 2d semiconductors
url https://doi.org/10.1038/s41467-022-33939-w
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