Fast generation of spin-squeezed states in bosonic Josephson junctions

Juliá-Díaz, Bruno; Torrontegui Muñoz, Erik; Martorell, Joan; Muga, Juan Gonzalo; Polls, Artur

e-Archivo Home
→
Investigación
→
Departamentos
→
Departamento de Física
→
Grupo de Materiales Nano-Estructurados y Multifuncionales
→
DF - GMNEM - Artículos de revistas
→
View Item

Fast generation of spin-squeezed states in bosonic Josephson junctions

Author(s): Juliá-Díaz, Bruno; Torrontegui Muñoz, Erik; Martorell, Joan; Muga, Juan Gonzalo; Polls, Artur

Publisher: American Physical Society

Issued date: 2012-12

Citation: Juliá-Díaz, B., Torrontegui, E., Martorell, J., Muga, J. G. y Polls, A. (2012). Fast generation of spin-squeezed states in bosonic Josephson junctions. Physical Review A, 86(6).

ISSN: 1050-2947

DOI: http://dx.doi.org/10.1103/PhysRevA.86.063623

Sponsor: The authors thank M. Oberthaler and T. Zibold for useful comments and discussions. This work has been supported by FIS2008-01661, 2009-SGR1289, IT472-10, FIS2009-12773-C02-01, FIS2008-00784 TOQATA, and the UPV/EHU under program UFI 11/55. B.J.-D. is supported by the Ramón y Cajal program. E.T. acknowledges financial support from the Basque Government (Grant No. BFI08.151).

URI: http://hdl.handle.net/10016/32151

Abstract:

We describe methods for the fast production of highly coherent-spin-squeezed many-body states in bosonic Josephson junctions. We start from the known mapping of the two-site Bose-Hubbard (BH) Hamiltonian to that of a single effective particle evolving accordin [+]

Show full item record