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Bose-Einstein Condensation of Microcavity Polaritons in a Trap

Balili, R., Hartwell, V., Snoke, D., Pfeiffer, L., West, K.·2007·Science

Abstract

We have created polaritons in a harmonic potential trap analogous to atoms in optical traps. The trap can be loaded by creating polaritons 50 micrometers from its center that are allowed to drift into the trap. When the density of polaritons exceeds a critical threshold, we observe a number of signatures of Bose-Einstein condensation: spectral and spatial narrowing, a peak at zero momentum in the momentum distribution, first-order coherence, and spontaneous linear polarization of the light emission. The polaritons, which are eigenstates of the light-matter system in a microcavity, remain in the strong coupling regime while going through this dynamical phase transition.

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Metadata

Authors
Balili, R., Hartwell, V., Snoke, D., Pfeiffer, L., & West, K.
Venue
Science
Published
2007-05-18
Volume
316
Issue
5827
Pages
1007-1010
ISSN
  • 0036-8075 (ISSN-L)
  • 1095-9203
OpenAlex
W2023858603
Cited by
1,246
References
0
FWCI
41.76
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Bose-Einstein Condensation of Microcavity Polaritons in a Trap. https://app.cochat.ai/papers/10.1126/science.1140990
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Balili, R., Hartwell, V., Snoke, D., Pfeiffer, L., & West, K. (2007). Bose-Einstein Condensation of Microcavity Polaritons in a Trap. Science. https://doi.org/10.1126/science.1140990

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

Semantic Scholar’s data is described in: Kinney, R., et al. (2023). The Semantic Scholar Open Data Platform. arXiv:2301.10140.