Atom-pair tunneling and quantum phase transition in asymmetry double-well trap in strong-interaction regime<xref rid="cpb_28_11_110304fn1" ref-type="fn">*</xref><fn id="cpb_28_11_110304fn1"><label>*</label><p>Project supported by the National Natural Science Foundation of China (Grant No. 11075099).</p></fn>

Atom-pair tunneling and quantum phase transition in asymmetry double-well trap in strong-interaction regime**

Project supported by the National Natural Science Foundation of China (Grant No. 11075099).

Liu Ji-Li^{1, †}, Liang Jiu-Qing²

Plots of tunnelling amplitude versus potential bias for doubly occupied case with initial state |2⟩ for different parameters, where data points are measured for V_short = 12E_r (recoil energy) with J₀/U₀ = 0.2,^[1] and solid line represents theoretical result from Eq. (3).