%0 Journal Article %T Preparation of Ampoules With B_2O_3 Coating on GaAs Surface for Space Experiments %A 周伯骏 %A E Jensen %A A Gallucci %A R Abbaschian %J 半导体学报 %D 1997 %I %X In order to reduce Marangoni convection in molten GaAs,B,O,encapsulation was used during float zone growth of GaAs single crystals.After growth of the GaAs crystal,theam poule would be broken during cooling due to the large difference in thermal expansion coefficients of... %U http://www.alljournals.cn/get_abstract_url.aspx?pcid=5B3AB970F71A803DEACDC0559115BFCF0A068CD97DD29835&cid=1319827C0C74AAE8D654BEA21B7F54D3&jid=025C8057C4D37C4BA0041DC7DE7C758F&aid=507C956A841E5163&yid=5370399DC954B911&vid=13553B2D12F347E8&iid=CA4FD0336C81A37A&sid=1D0FA33DA02ABACD&eid=E84BBBDDD74F497C&journal_id=1674-4926&journal_name=半导体学报&referenced_num=1&reference_num=0