摘要
We have developed an enriched ^40K source used in ^40K 87 Rb atomic mixture cooling experiment. The enriched ^40K source is a home-made dispenser which releases ^40K atoms by the redox reaction between ^40K enriched KCl and calcium. It is efficient and easy to be made and used. We collect 10^7 -10^8 ^40K atoms in collection magneto-optical trap. With this dispenser, we perform a quantum degenerate Fermi gas experiment.
We have developed an enriched ^40K source used in ^40K 87 Rb atomic mixture cooling experiment. The enriched ^40K source is a home-made dispenser which releases ^40K atoms by the redox reaction between ^40K enriched KCl and calcium. It is efficient and easy to be made and used. We collect 10^7 -10^8 ^40K atoms in collection magneto-optical trap. With this dispenser, we perform a quantum degenerate Fermi gas experiment.
基金
Supported in part by the National Basic Research Programme of China under Grant No 2006CB911101, the National Natural Science Foundation of China under Grant No 60678029, the Programme for New Century Excellent Talents in University under Grant No NCET-04-0256, and the Doctoral Foundation of the Ministry of Education of China （No 20050108007）.
