Direct loading of atoms from a macroscopic quadrupole magnetic trap into a microchip trap

Cheng Jun^{1, 2}, Zhang Jing-fang¹, Xu Xin-ping¹, Zhang Hai-chao^{1, †}, Wang Yu-zhu^{1, ‡}

The atom number in the chip Z-trap changes as a function of B_xbias2. The solid lines only serve to guide readers. The dashed curve is the calculated distance between the chip Z-trap center and the chip surface.