高温压缩变形Al-Zn-Mg-Cu合金动态再结晶后的{111}/{111}近奇异晶界
{111}/{111} Near Singular Boundaries in a Dynamically Recrystallized Al-Zn-Mg-Cu Alloy Compressed at Elevated Temperature
高温压缩变形Al-Zn-Mg-Cu合金动态再结晶后的{111}/{111}近奇异晶界 |
| 刘光辉, 王卫国, Rohrer Gregory S, 陈松, 林燕, 童芳, 冯小铮, 周邦新 |
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{111}/{111} Near Singular Boundaries in a Dynamically Recrystallized Al-Zn-Mg-Cu Alloy Compressed at Elevated Temperature |
| LIU Guanghui, WANG Weiguo, Rohrer Gregory S, CHEN Song, LIN Yan, TONG Fang, FENG Xiaozheng, ZHOU Bangxin |
| 图1 分别经450、480和520℃压缩的A~C样品的取向成像显微(OIM)像、晶界网络(GBN)图以及局部细晶组织放大图 |
| Fig.1 Orientation imaging microscopy (OIM) images (a, d, g), grain boundary network (GBN) maps (b, e, h), and the magnifications of the fine-grained regions as marked by the squares in Figs.1b, e, and h (c, f, i) for the samples A (a-c), B (d-f), and C (g-i) compressed at 450, 480, and 520oC, respectively (In Figs.1b, e, and h, red arrows point at the fine grains aggregated at the initial grain boundaries; the areas framed by the red dotted lines are the coarse-grained regions, the areas framed by the green dotted lines are the fine-grained regions) |
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