Kinetics and thermal stability of the Ni62Nb38-xTax （x=5, 10, 15, 20 and 25） bulk metallic glasses

• 作 者: MengKe He Yi Zhang Lei Xia Pen
• 机 构: CollegeofPhysicsandElectronicEngineering,SchoolofCommunication&,InformationEngineering
• 出 处: 中国科学：物理学、力学、天文学英文版
• 发表日期: 2017年7期
• 基金项目: supported by the National Natural Science Foundation of China(Grant Nos.51271103,51271210,and 51671119),,the Chongqing Research Program of Basic Research and Frontier Technology(Grant No.cstc2015jcyjB

We studied thermal stability and its relationship to the glass-forming ability(GFA) of the Ni_(62)Nb_(38–x)Ta_x(x=5, 10, 15, 20, 25) bulk metallic glasses(BMG) from a kinetic point of view. By fitting the heating-rate dependence of glass transition temper