,Quantum Degenerate Fermi-Bose Mixtures of 40K and 87Rb Atoms in a Quadrupole-Ioffe Configuration Tr

• 作 者: XIONG De-Zhi CHEN Hai-Xia WANG Peng-Jun YU Xu-Dong GAO Feng ZHANG Jing
• 机 构: State Key Laboratory of Quantum Optics and Quantum Optics Devices,Institute of Opto-Electronics,Shan
• 出 处: 中国物理快报（英文版）
• 发表日期: 2008年3期

We report on the attainment of quantum degeneracy of 40K by means of efficient thermal collisions with the evaporatively cooled 87Rb atoms.In a quadrupole-Ioffe configuration trap,potassium atoms are cooled to 0.5 times the Fermi temperature.We obtain up to 7.59 × 105 degenerate fermions 40K.