Progress in Research on Metal Solidification Process by In-Situ Observation
Synchronous radiation imaging is an advanced technique used for in-situ observation of metal solidification process.The principle,main types,and development of synchronous radiation imaging were introduced.In-situ observation of metal solidification processes such as heterogeneous nucleation,interface stability,transformation of columnar crystal into equiaxed crystal,as well as observation of the evolution of solidified structure and the influence of electromagnetic fields on the metal solidification process,were described briefly.