First- And second-order superfluid-Mott-insulator phase transitions of spin-1 bosons with coupled ground states in optical lattices

Physical Review A - Atomic, Molecular, and Optical Physics

Volumn 71, Issue 3, 2005, Pages

  Krutitsky, K V ^a   Timmer, M ^a   Graham, R ^a  

^a UNIVERSITY OF DUISBURG ESSEN   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

BOSONS; MEAN-FIELD THEORY; SUPERFLUID-MOTT-INSULATOR; TUNNELING MATRIX ELEMENT;

CRYSTAL LATTICES; GROUND STATE; HAMILTONIANS; INTEGRATION; LIGHT POLARIZATION; NUMERICAL ANALYSIS; QUANTUM THEORY;

PHASE TRANSITIONS;

EID: 18444385379     PISSN: 10502947     EISSN: 10941622     Source Type: Journal    
DOI: 10.1103/PhysRevA.71.033623     Document Type: Article

References (7)

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3. K. V. Krutitsky and R. Graham, Phys. Rev. A 70, 063610 (2004).
4. First-order SMQPT's in a system of spin-1 bosons but in a different laser configuration were also found recently in Ref. [5].
5. T. Kimura, S. Tsuchiya, and S. Kurihara, e-print cond-mat/0408014, Phys. Rev. Lett. (to be published).
6. D. Jaksch et al., Phys. Rev. Lett. 81, 3108 (1998).
7. T.-L. Ho, Phys. Rev. Lett. 81, 742 (1998).