简介:Multi-nucleontransferreactionplaysanimportantroleinthesynthesisofnewnuclides[1].Inthereactionsof20Ne+209Bi,someshort-livednucleiproducedbytransferring26nucleonswerediscovered.Theexperimentof20Ne+209Biwasperformedatgas-filledrecoilseparatorinLanzhou[2].A400g/cm2thick209Bitargetwasbombardedwith20NebeamdeliveredbyacceleratorHIRFL.
简介:CHINAistheonlyoneoftheworld'sthreelarg-esteconomiesinwhichasignificantnumberofitsmostimportantcompaniesarelistedonsharemarketsoutsidedirectregulatorycontroloftheirhomecountry'smainfinancialadministration.AlmostallmajorU.S.companiesarelistedintheU.S.ThesameappliesinJapan.ButmanyChinesecompa-niesarelistedinHongKong,partofChinabutwithseparateregulationandcapitalmarketsfromChina'smainlandeeonomy.FurthermoreasignificantnumberofChinesecompaniesarelistedinLondonandtheU.S.