The amorphization transformation of Al-Y-Ni system by mechanical alloying was inves- tigated in both thermodynamic and kinetic aspects.The amorphous powder of Al-rich composition Al_(80)Y_(15)Ni_5 was formed after 70 ...The amorphization transformation of Al-Y-Ni system by mechanical alloying was inves- tigated in both thermodynamic and kinetic aspects.The amorphous powder of Al-rich composition Al_(80)Y_(15)Ni_5 was formed after 70 h milling.The process of the amorphiza- tion was monitored by X-ray diffraction.The dependence of the amorphization on the milling intensity was also discussed.The results show that over milling with extra-high intensity has an unfavourable effect on amorphization of the system.展开更多
文摘The amorphization transformation of Al-Y-Ni system by mechanical alloying was inves- tigated in both thermodynamic and kinetic aspects.The amorphous powder of Al-rich composition Al_(80)Y_(15)Ni_5 was formed after 70 h milling.The process of the amorphiza- tion was monitored by X-ray diffraction.The dependence of the amorphization on the milling intensity was also discussed.The results show that over milling with extra-high intensity has an unfavourable effect on amorphization of the system.
基金the financial supports from the National Natural Science Foundation of China(Nos.52175321,52101138)Start-up Fund from Huazhong University of Science and Technology,China(Nos.3004110125,3004110142)+4 种基金State Key Lab of Advanced Metals and Materials,China(No.2020-Z01)State Key Laboratory for Mechanical Behavior of Materials,China(No.20202205)State Key Laboratory of Advanced Design and Manufacturing for Vehicle Body,China(No.32015001)Guangdong Basic and Applied Basic Research Foundation,China(No.2020A1515110531)Natural Science Foundation of Hubei Province,China(No.2020CFB259)。