Project supported by the National Science Foundation for Distinguished Young Scholars of China(Grant No.10725416);the National Basic Research Program of China(Grant No.2006CB921101 and 2011CB921601);the National Science Foundation NSFC Project for Excellent Research Team,China(Grant No.60821004)
We investigate sympathetic cooling fermions 40K by evaporatively cooling bosonic 87Rb atoms in a magnetic trap with microwave and radio frequency induced evaporations in detail. The mixture of bosonic and fermionic at...