Project(2011CB610403) supported by the National Basic Research Program of China;Project(51125002) supported by the National Science Fund for Distinguished Young Scholars of China;Projects(51101122,51071127,50901059) supported by the National Natural Science Foundation of China;Project(111502) supported by the Huo Yingdong Young Teacher Fund,China;Projects(66-QP-2010, 24-TZ-2009) supported by the Free Research Fund of State Key Laboratory of Solidification Processing,China;Projects(JC201008, JC200801) supported by the Fundamental Research Fund of Northwestern Polytechnical University,China;Project(B08040) supported by the Program of Introducing Talents of Discipline to Universities,China
Departing from the volume-averaging method,an overall solidification kinetic model for undercooled single-phase solid-solution alloys was developed to study the effect of back diffusion on the solidification kinetics....