高师理科学刊
高師理科學刊
고사이과학간
JOURNAL OF SCIENCE OF TEACHERS＇ COLLEGE AND UNIVERSITY
2015年
5期
37-39
,共3页
牛犇%高辉%杨爽%宿世臣
牛犇%高輝%楊爽%宿世臣
우분%고휘%양상%숙세신
铜锆基非晶合金%晶化激活能%热稳定性
銅鋯基非晶閤金%晶化激活能%熱穩定性
동고기비정합금%정화격활능%열은정성
CuZr-based amorphous alloy%crystallization activation energy%thermal stability
采用单辊旋淬法制备了Cu45Zr42.55Y3.45Al9非晶合金,差示扫描量热分析手段(DSC)研究了该非晶合金晶化动力学性能.采用Ozawa,Kissinger及Augis-Bennett方法计算了Cu45Zr42.55Y3.45Al9非晶合金晶化激活能,得到第一晶化峰值激活能Ep1分别是385.8,393.5,396.0 kJ·mol-1.发现Cu45Zr42.55Y3.45Al9合金具有很好的热稳定性.
採用單輥鏇淬法製備瞭Cu45Zr42.55Y3.45Al9非晶閤金,差示掃描量熱分析手段(DSC)研究瞭該非晶閤金晶化動力學性能.採用Ozawa,Kissinger及Augis-Bennett方法計算瞭Cu45Zr42.55Y3.45Al9非晶閤金晶化激活能,得到第一晶化峰值激活能Ep1分彆是385.8,393.5,396.0 kJ·mol-1.髮現Cu45Zr42.55Y3.45Al9閤金具有很好的熱穩定性.
채용단곤선쉬법제비료Cu45Zr42.55Y3.45Al9비정합금,차시소묘량열분석수단(DSC)연구료해비정합금정화동역학성능.채용Ozawa,Kissinger급Augis-Bennett방법계산료Cu45Zr42.55Y3.45Al9비정합금정화격활능,득도제일정화봉치격활능Ep1분별시385.8,393.5,396.0 kJ·mol-1.발현Cu45Zr42.55Y3.45Al9합금구유흔호적열은정성.
Cu45Zr42.55Y3.45Al9 amorphous alloy had been prepared by melt-spinning method.Kinetics behaviour of the Cu45Zr42.55Y3.45Al9 alloy had been studied by differential scanning calorimetry(DSC).With Ozawa′s,Kissinger′s and Augis-Bennett′s methods,respectively,the activation energy for crystallization of amorphous Cu45Zr42.55Y3.45Al9 alloy are determined as 385.8,393.5,396.0 kJ·mol-1,while well thermal stability in Cu45Zr42.55Y3.45Al9 amorphous alloy has been found.
