Excessive levitation for the efficient loading of large-volume optical dipole traps

Wang Xiaoqing¹, Li Yuqing^{1, 2, †}, Feng Guosheng¹, Wu Jizhou¹, Ma Jie^{1, 2}, Xiao Liantuan^{1, 2}, Jia Suotang^{1, 2}

(color online) The number of atoms loaded into the crossed ODT as a function of the excessive levitation time at the magnetic field gradients of 31 G/cm (a), 45 G/cm (b), and 54 G/cm (c). The red lines are theoretical fitting curves.