Supported in part by the National Natural Science Foundation of China under Grant Nos.10875011 and 11075016;the National Basic Research Program of China under Grant No.2007CB814805;the Foundation of Doctoral Training(No.20100003110007);the Fundamental Research Funds for the Central Universities;the Natural Science Foundation from the Educational Commission of Zhejiang Province(GK100801067).
The ground state of a generalized Frenkel–Kontorova model with a transversal degree of freedom is studied.When the coupling strength,K,and the frequency of a single−atom vibration in the transversal direction,ω0y,ar...
by the National Natural Science Foundation of China under Grant No 11004007;the Fundamental Research Funds for the Central Universities.
We investigate the ground-state density distributions of interacting one-dimensional Bose gases with anisotropic transversal confinement.Combining the exact ground state energy density of homogeneous Bose gases with l...