-
[1]
J.Barkeretal,CERN/ISC93-10ISC/IP47.[2] V.S.Letohhov,Proposal for ISOLDE-CERN,ZZNAL1984.[3] J.K.P.Lee,Nucl.Instr.Meth,B26(1987)444.[4] Shang RenCheng,An Invited talk to the Int.Symp.on Heavy Ion Phys and Appl.Oct.1990,Lanchou.[5] C.N.Davids et al,ANL85-22.[6] W.M.Fairbank Jr.Nucl.Instr.Meth,B26(1987)357.