Bragg scattering as a probe of atomic wave functions and quantum phase transitions in optical lattices

We have observed Bragg scattering of photons from quantum degenerate 87Rb atoms in a three-dimensional optical lattice. Bragg scattered light directly probes the microscopic crystal structure and atomic wave function whose position and momentum width is Heisenberg limited. The spatial coherence of t...

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Main Authors: Miyake, Hirokazu, Puentes, Graciana, Pritchard, David E., Ketterle, Wolfgang, Weld, David M., Siviloglou, Georgios A.
Other Authors: Massachusetts Institute of Technology. Department of Physics
Format: Article
Language:en_US
Published: American Physical Society 2012
Online Access:http://hdl.handle.net/1721.1/69158
https://orcid.org/0000-0001-5697-1496
https://orcid.org/0000-0002-9528-3044
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author Miyake, Hirokazu
Puentes, Graciana
Pritchard, David E.
Ketterle, Wolfgang
Weld, David M.
Siviloglou, Georgios A.
author2 Massachusetts Institute of Technology. Department of Physics
author_facet Massachusetts Institute of Technology. Department of Physics
Miyake, Hirokazu
Puentes, Graciana
Pritchard, David E.
Ketterle, Wolfgang
Weld, David M.
Siviloglou, Georgios A.
author_sort Miyake, Hirokazu
collection MIT
description We have observed Bragg scattering of photons from quantum degenerate 87Rb atoms in a three-dimensional optical lattice. Bragg scattered light directly probes the microscopic crystal structure and atomic wave function whose position and momentum width is Heisenberg limited. The spatial coherence of the wave function leads to revivals in the Bragg scattered light due to the atomic Talbot effect. The decay of revivals across the superfluid to Mott insulator transition indicates the loss of superfluid coherence.
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spelling mit-1721.1/691582022-09-28T08:09:32Z Bragg scattering as a probe of atomic wave functions and quantum phase transitions in optical lattices Miyake, Hirokazu Puentes, Graciana Pritchard, David E. Ketterle, Wolfgang Weld, David M. Siviloglou, Georgios A. Massachusetts Institute of Technology. Department of Physics Massachusetts Institute of Technology. Research Laboratory of Electronics MIT-Harvard Center for Ultracold Atoms Pritchard, David E. Pritchard, David E. Miyake, Hirokazu Siviloglou, Georgios Puentes, Graciana Ketterle, Wolfgang Weld, David M. We have observed Bragg scattering of photons from quantum degenerate 87Rb atoms in a three-dimensional optical lattice. Bragg scattered light directly probes the microscopic crystal structure and atomic wave function whose position and momentum width is Heisenberg limited. The spatial coherence of the wave function leads to revivals in the Bragg scattered light due to the atomic Talbot effect. The decay of revivals across the superfluid to Mott insulator transition indicates the loss of superfluid coherence. National Science Foundation (U.S.) (grant No. PHY-0969731) United States. Army Research Office (ARO Grant No. W911NF-07-1-0493) United States. Defense Advanced Research Projects Agency (DARPA OLE Program) United States. Air Force Office of Scientific Research (AFOSR MURI program) 2012-02-22T17:36:15Z 2012-02-22T17:36:15Z 2011-10 2011-08 Article http://purl.org/eprint/type/JournalArticle 0031-9007 http://hdl.handle.net/1721.1/69158 Miyake, Hirokazu et al. "Bragg Scattering as a Probe of Atomic Wave Functions and Quantum Phase Transitions in Optical Lattices." Physical Review Letters 107, 175302 (2011) [5 pages]. © 2011 American Physical Society. https://orcid.org/0000-0001-5697-1496 https://orcid.org/0000-0002-9528-3044 en_US http://dx.doi.org/10.1103/PhysRevLett.107.175302 Physical Review Letters Article is made available in accordance with the publisher's policy and may be subject to US copyright law. Please refer to the publisher's site for terms of use. application/pdf American Physical Society APS
spellingShingle Miyake, Hirokazu
Puentes, Graciana
Pritchard, David E.
Ketterle, Wolfgang
Weld, David M.
Siviloglou, Georgios A.
Bragg scattering as a probe of atomic wave functions and quantum phase transitions in optical lattices
title Bragg scattering as a probe of atomic wave functions and quantum phase transitions in optical lattices
title_full Bragg scattering as a probe of atomic wave functions and quantum phase transitions in optical lattices
title_fullStr Bragg scattering as a probe of atomic wave functions and quantum phase transitions in optical lattices
title_full_unstemmed Bragg scattering as a probe of atomic wave functions and quantum phase transitions in optical lattices
title_short Bragg scattering as a probe of atomic wave functions and quantum phase transitions in optical lattices
title_sort bragg scattering as a probe of atomic wave functions and quantum phase transitions in optical lattices
url http://hdl.handle.net/1721.1/69158
https://orcid.org/0000-0001-5697-1496
https://orcid.org/0000-0002-9528-3044
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