Quantum phase transitions and the degree of nonidentity in the system with two different species of vector bosons

We present new results for the system with two species of vector bosons in an optical lattice. In addition to the standard parameters characterizing such a system, we are dealing here with the ‘degree of atomic nonidentity’, manifesting itself in the difference of tunneling amplitudes and on-site Co...

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Bibliographic Details
Main Authors: A M Belemuk, N M Chtchelkatchev, A V Mikheyenkov, K I Kugel
Format: Article
Language:English
Published: IOP Publishing 2018-01-01
Series:New Journal of Physics
Subjects:
Online Access:https://doi.org/10.1088/1367-2630/aacbba