基于X射线体视成像实现高温合金熔体凝固三维显微结构的原位观测

王飞翔, 陈忠奉, 尹晓宇, 熊良华, 谢红兰, 邓彪, 肖体乔

In Situ Observation of Three-Dimensional Solidification Microstructure of Superalloy Melt Based on X-Ray Stereo Imaging

WANG Feixiang, CHEN Zhongfeng, YIN Xiaoyu, XIONG Lianghua, XIE Honglan, DENG Biao, XIAO Tiqiao

表1 同步辐射X射线成像方法对比

Table 1 Comparison of synchrotron radiation X-ray imaging methods

Method Spatial resolution Temporal resolution Imaging information Device requirement Projection imaging Submicron 1 ms 2D Low CT Submicron 5-30 min 3D High Stereo imaging Micron 1 s Stereo Moderate