Coulomb engineering of the bandgap and excitons in two-dimensional materials

Electronic bandgap tuning in semiconductors enables key functionalities in solid-state devices. Here, the authors present a strategy to control the bandgap of atomically thin WS2 and WSe2semiconductors via manipulation of the surrounding dielectric environment rather than by modifications of the mat...

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Main Authors: Archana Raja, Andrey Chaves, Jaeeun Yu, Ghidewon Arefe, Heather M. Hill, Albert F. Rigosi, Timothy C. Berkelbach, Philipp Nagler, Christian Schüller, Tobias Korn, Colin Nuckolls, James Hone, Louis E. Brus, Tony F. Heinz, David R. Reichman, Alexey Chernikov
Format: Article
Language:English
Published: Nature Portfolio 2017-05-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/ncomms15251
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author Archana Raja
Andrey Chaves
Jaeeun Yu
Ghidewon Arefe
Heather M. Hill
Albert F. Rigosi
Timothy C. Berkelbach
Philipp Nagler
Christian Schüller
Tobias Korn
Colin Nuckolls
James Hone
Louis E. Brus
Tony F. Heinz
David R. Reichman
Alexey Chernikov
author_facet Archana Raja
Andrey Chaves
Jaeeun Yu
Ghidewon Arefe
Heather M. Hill
Albert F. Rigosi
Timothy C. Berkelbach
Philipp Nagler
Christian Schüller
Tobias Korn
Colin Nuckolls
James Hone
Louis E. Brus
Tony F. Heinz
David R. Reichman
Alexey Chernikov
author_sort Archana Raja
collection DOAJ
description Electronic bandgap tuning in semiconductors enables key functionalities in solid-state devices. Here, the authors present a strategy to control the bandgap of atomically thin WS2 and WSe2semiconductors via manipulation of the surrounding dielectric environment rather than by modifications of the materials themselves.
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spelling doaj.art-a5b39dc701f44ba1966f1cdb0631887c2022-12-21T21:53:07ZengNature PortfolioNature Communications2041-17232017-05-01811710.1038/ncomms15251Coulomb engineering of the bandgap and excitons in two-dimensional materialsArchana Raja0Andrey Chaves1Jaeeun Yu2Ghidewon Arefe3Heather M. Hill4Albert F. Rigosi5Timothy C. Berkelbach6Philipp Nagler7Christian Schüller8Tobias Korn9Colin Nuckolls10James Hone11Louis E. Brus12Tony F. Heinz13David R. Reichman14Alexey Chernikov15Departments of Physics and Electrical Engineering, Columbia UniversityDepartment of Chemistry, Columbia UniversityDepartment of Chemistry, Columbia UniversityDepartment of Mechanical Engineering, Columbia UniversityDepartments of Physics and Electrical Engineering, Columbia UniversityDepartments of Physics and Electrical Engineering, Columbia UniversityDepartment of Chemistry and James Franck Institute, University of ChicagoDepartment of Physics, University of RegensburgDepartment of Physics, University of RegensburgDepartment of Physics, University of RegensburgDepartment of Chemistry, Columbia UniversityDepartment of Mechanical Engineering, Columbia UniversityDepartment of Chemistry, Columbia UniversityDepartments of Physics and Electrical Engineering, Columbia UniversityDepartment of Chemistry, Columbia UniversityDepartments of Physics and Electrical Engineering, Columbia UniversityElectronic bandgap tuning in semiconductors enables key functionalities in solid-state devices. Here, the authors present a strategy to control the bandgap of atomically thin WS2 and WSe2semiconductors via manipulation of the surrounding dielectric environment rather than by modifications of the materials themselves.https://doi.org/10.1038/ncomms15251
spellingShingle Archana Raja
Andrey Chaves
Jaeeun Yu
Ghidewon Arefe
Heather M. Hill
Albert F. Rigosi
Timothy C. Berkelbach
Philipp Nagler
Christian Schüller
Tobias Korn
Colin Nuckolls
James Hone
Louis E. Brus
Tony F. Heinz
David R. Reichman
Alexey Chernikov
Coulomb engineering of the bandgap and excitons in two-dimensional materials
Nature Communications
title Coulomb engineering of the bandgap and excitons in two-dimensional materials
title_full Coulomb engineering of the bandgap and excitons in two-dimensional materials
title_fullStr Coulomb engineering of the bandgap and excitons in two-dimensional materials
title_full_unstemmed Coulomb engineering of the bandgap and excitons in two-dimensional materials
title_short Coulomb engineering of the bandgap and excitons in two-dimensional materials
title_sort coulomb engineering of the bandgap and excitons in two dimensional materials
url https://doi.org/10.1038/ncomms15251
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