Standard

Observation of bosonic condensation in a hybrid monolayer MoSe2-GaAs microcavity. / Waldherr, Max; Lundt, Nils; Klaas, Martin; Betzold, Simon; Wurdack, Matthias; Baumann, Vasilij; Estrecho, Eliezer; Nalitov, Anton; Cherotchenko, Evgenia; Cai, Hui; Ostrovskaya, Elena A.; Kavokin, Alexey V.; Tongay, Sefaattin; Klembt, Sebastian; Höfling, Sven; Schneider, Christian.

In: Nature Communications, Vol. 9, No. 1, 3286, 16.08.2018.

Research output: Contribution to journalArticlepeer-review

Harvard

Waldherr, M, Lundt, N, Klaas, M, Betzold, S, Wurdack, M, Baumann, V, Estrecho, E, Nalitov, A, Cherotchenko, E, Cai, H, Ostrovskaya, EA, Kavokin, AV, Tongay, S, Klembt, S, Höfling, S & Schneider, C 2018, 'Observation of bosonic condensation in a hybrid monolayer MoSe2-GaAs microcavity', Nature Communications, vol. 9, no. 1, 3286. https://doi.org/10.1038/s41467-018-05532-7

APA

Waldherr, M., Lundt, N., Klaas, M., Betzold, S., Wurdack, M., Baumann, V., Estrecho, E., Nalitov, A., Cherotchenko, E., Cai, H., Ostrovskaya, E. A., Kavokin, A. V., Tongay, S., Klembt, S., Höfling, S., & Schneider, C. (2018). Observation of bosonic condensation in a hybrid monolayer MoSe2-GaAs microcavity. Nature Communications, 9(1), [3286]. https://doi.org/10.1038/s41467-018-05532-7

Vancouver

Waldherr M, Lundt N, Klaas M, Betzold S, Wurdack M, Baumann V et al. Observation of bosonic condensation in a hybrid monolayer MoSe2-GaAs microcavity. Nature Communications. 2018 Aug 16;9(1). 3286. https://doi.org/10.1038/s41467-018-05532-7

Author

Waldherr, Max ; Lundt, Nils ; Klaas, Martin ; Betzold, Simon ; Wurdack, Matthias ; Baumann, Vasilij ; Estrecho, Eliezer ; Nalitov, Anton ; Cherotchenko, Evgenia ; Cai, Hui ; Ostrovskaya, Elena A. ; Kavokin, Alexey V. ; Tongay, Sefaattin ; Klembt, Sebastian ; Höfling, Sven ; Schneider, Christian. / Observation of bosonic condensation in a hybrid monolayer MoSe2-GaAs microcavity. In: Nature Communications. 2018 ; Vol. 9, No. 1.

BibTeX

@article{f564d3af5e49447ea207c302136c423f,
title = "Observation of bosonic condensation in a hybrid monolayer MoSe2-GaAs microcavity",
abstract = "Bosonic condensation belongs to the most intriguing phenomena in physics, and was mostly reserved for experiments with ultra-cold quantum gases. More recently, it became accessible in exciton-based solid-state systems at elevated temperatures. Here, we demonstrate bosonic condensation driven by excitons hosted in an atomically thin layer of MoSe2, strongly coupled to light in a solid-state resonator. The structure is operated in the regime of collective strong coupling between a Tamm-plasmon resonance, GaAs quantum well excitons, and two-dimensional excitons confined in the monolayer crystal. Polariton condensation in a monolayer crystal manifests by a superlinear increase of emission intensity from the hybrid polariton mode, its density-dependent blueshift, and a dramatic collapse of the emission linewidth, a hallmark of temporal coherence. Importantly, we observe a significant spin-polarization in the injected polariton condensate, a fingerprint for spin-valley locking in monolayer excitons. Our results pave the way towards highly nonlinear, coherent valleytronic devices and light sources.",
keywords = "BOSE-EINSTEIN CONDENSATION, EXCITON-POLARITONS, SEMICONDUCTOR, MOS2",
author = "Max Waldherr and Nils Lundt and Martin Klaas and Simon Betzold and Matthias Wurdack and Vasilij Baumann and Eliezer Estrecho and Anton Nalitov and Evgenia Cherotchenko and Hui Cai and Ostrovskaya, {Elena A.} and Kavokin, {Alexey V.} and Sefaattin Tongay and Sebastian Klembt and Sven H{\"o}fling and Christian Schneider",
year = "2018",
month = aug,
day = "16",
doi = "10.1038/s41467-018-05532-7",
language = "English",
volume = "9",
journal = "Nature Communications",
issn = "2041-1723",
publisher = "Nature Publishing Group",
number = "1",

}

RIS

TY - JOUR

T1 - Observation of bosonic condensation in a hybrid monolayer MoSe2-GaAs microcavity

AU - Waldherr, Max

AU - Lundt, Nils

AU - Klaas, Martin

AU - Betzold, Simon

AU - Wurdack, Matthias

AU - Baumann, Vasilij

AU - Estrecho, Eliezer

AU - Nalitov, Anton

AU - Cherotchenko, Evgenia

AU - Cai, Hui

AU - Ostrovskaya, Elena A.

AU - Kavokin, Alexey V.

AU - Tongay, Sefaattin

AU - Klembt, Sebastian

AU - Höfling, Sven

AU - Schneider, Christian

PY - 2018/8/16

Y1 - 2018/8/16

N2 - Bosonic condensation belongs to the most intriguing phenomena in physics, and was mostly reserved for experiments with ultra-cold quantum gases. More recently, it became accessible in exciton-based solid-state systems at elevated temperatures. Here, we demonstrate bosonic condensation driven by excitons hosted in an atomically thin layer of MoSe2, strongly coupled to light in a solid-state resonator. The structure is operated in the regime of collective strong coupling between a Tamm-plasmon resonance, GaAs quantum well excitons, and two-dimensional excitons confined in the monolayer crystal. Polariton condensation in a monolayer crystal manifests by a superlinear increase of emission intensity from the hybrid polariton mode, its density-dependent blueshift, and a dramatic collapse of the emission linewidth, a hallmark of temporal coherence. Importantly, we observe a significant spin-polarization in the injected polariton condensate, a fingerprint for spin-valley locking in monolayer excitons. Our results pave the way towards highly nonlinear, coherent valleytronic devices and light sources.

AB - Bosonic condensation belongs to the most intriguing phenomena in physics, and was mostly reserved for experiments with ultra-cold quantum gases. More recently, it became accessible in exciton-based solid-state systems at elevated temperatures. Here, we demonstrate bosonic condensation driven by excitons hosted in an atomically thin layer of MoSe2, strongly coupled to light in a solid-state resonator. The structure is operated in the regime of collective strong coupling between a Tamm-plasmon resonance, GaAs quantum well excitons, and two-dimensional excitons confined in the monolayer crystal. Polariton condensation in a monolayer crystal manifests by a superlinear increase of emission intensity from the hybrid polariton mode, its density-dependent blueshift, and a dramatic collapse of the emission linewidth, a hallmark of temporal coherence. Importantly, we observe a significant spin-polarization in the injected polariton condensate, a fingerprint for spin-valley locking in monolayer excitons. Our results pave the way towards highly nonlinear, coherent valleytronic devices and light sources.

KW - BOSE-EINSTEIN CONDENSATION

KW - EXCITON-POLARITONS

KW - SEMICONDUCTOR

KW - MOS2

UR - http://www.scopus.com/inward/record.url?scp=85051676593&partnerID=8YFLogxK

UR - http://www.mendeley.com/research/observation-bosonic-condensation-hybrid-monolayer-mose2gaas-microcavity

U2 - 10.1038/s41467-018-05532-7

DO - 10.1038/s41467-018-05532-7

M3 - Article

C2 - 30115908

AN - SCOPUS:85051676593

VL - 9

JO - Nature Communications

JF - Nature Communications

SN - 2041-1723

IS - 1

M1 - 3286

ER -

ID: 36003891