摘要
WeproposeaschemetocoherentlycontrolspinsqueezingofatomicBose-Einsteincondensate（BEC）viathetechniqueofelectromagneticallyinducedtransparency（EIT）.Westudyquantumdynamicsofthemeanspinvectorandspinsqueezing.ItisshownthatthemeanspinvectorandspinsqueezingoftheBECcanbecontrolledandmanipulatedbyadjustingtheexternalcouplingfieldsor/andinternalnonlinearinteractionsoftheBEC.Itisindicatedthatthespinsqueezingcanbegeneratedrapidlyinthedynamicalprocessandmaintainedinalongtimeinterval.ItisfoundthatalargereffectiveRabicouplingbetweenatomsandlaserscanproduceastrongerspinsqueezing,andthesqueezingcanmaintainalongertimeinterval.
出版日期
2013年01月11日（中国期刊网平台首次上网日期，不代表论文的发表时间）
