%0 Journal Article
%T THE VARIATION OF ULTRASONIC ATTENUATION IN Al-Cu ALLOY DURING PUSH-PULL FATIGUE PROCESS<br>Al—Cu合金在拉压循环过程中的超声衰减
%A KUANG Guokui
%A ZHU Zhengang
%A FEI Guangtao
%A <br>邝国魁
%A 朱震刚
%A 费广涛
%J 材料研究学报
%D 1994
%I 
%X The authors measured the change of ultrasonic attenuation in Al-0.021wt% Cu alloy during push-pull fatigue process and obtained a result different from that of other researchers, and explained this change with the movement of bowing, returning and slipping of dislocations.
%K ultrasonic attenuation
%K free dislocation segment
%K bowing
%K slip<br>超声衰减
%K 铝铜合金
%K 拉压循环
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=5B3AB970F71A803DEACDC0559115BFCF0A068CD97DD29835&cid=84529CA2B2E519AC&jid=C101C4C04993B4D94FCD8446E6CBEB3B&aid=5832A6A3A7C22471&yid=3EBE383EEA0A6494&vid=5D311CA918CA9A03&iid=94C357A881DFC066&sid=1E9426A299DC9FFD&eid=EB58C3052341AAA3&journal_id=1005-3093&journal_name=材料研究学报&referenced_num=0&reference_num=2