Zr-Al-Co-Cu块状金属玻璃晶化相的TEM研究
Release Time:2019-03-10 Hits:
Indexed by: Journal Article
Date of Publication: 2013-02-15
Journal: 电子显微学报
Included Journals: CSCD、ISTIC
Volume: 32
Issue: 1
Page Number: 14-17
ISSN: 1000-6281
Key Words: Zr-Al-Co-Cu;块状金属玻璃;晶化相
Abstract: 采用非自耗电弧炉铜模吸铸方法制备成分为Zr558Al194Co174Cu74块状金属玻璃.利用DSC设备在873K时退火,制备该成分的晶化样品.XRD和TEM测试结果表明,金属玻璃过冷液体的晶化产物是一个为Al2CoZr6相(a=0.79nm,c=0.68nm),另一个为底心正交结构的未知相(a=1.32nm,b =0.81nm,c=0.69nm)的混合物.