Accelerate Bose–Einstein condensate by interaction<xref rid="cpb_28_12_126701fn1" ref-type="fn">*</xref><fn id="cpb_28_12_126701fn1"><label>*</label><p>Project supported by the National Natural Science Foundation of China (Grant Nos. 11847059 and 11904063).</p></fn>

Accelerate Bose–Einstein condensate by interaction**

Project supported by the National Natural Science Foundation of China (Grant Nos. 11847059 and 11904063).

Qin Jie-Li^†

(a) and (b) Kinetic and interaction energies of the accelerating wave packets shown in Figs. 2(a) and 2(b), respectively. The solid line represents the kinetic energy E_k, while the dashed line represents the interaction energy E_i.