从局域应力/应变视角理解异构金属材料的强韧化行为

范国华, 缪克松, 李丹阳, 夏夷平, 吴昊

Unraveling the Strength-Ductility Synergy of Heterostructured Metallic Materials from the Perspective of Local Stress/Strain

FAN Guohua, MIAO Kesong, LI Danyang, XIA Yiping, WU Hao

图6 利用同步辐射X射线白光Laue微衍射技术分析Al/Al层状异构材料中的变形机制[15]

Fig.6 Analyses of deformation mechanism in Al/Al layered heterostructured materials by synchrotron radiation polychromatic X-ray Laue microdiffraction[15] (a) inverse pole figure map (b, c) Laue patterns taken from the red and blue points marked in Fig.6a (d) simulations of Laue peak streaking directions corresponding to all the 12 possible slip systems (a'—lattice constant, SF—Schmid factor)