面心立方合金调幅分解与有序化的X射线和透射电镜衍射研究

航空材料学报, 1999, 19(3): 13-18. doi: 10.3969/j.issn.1005-5053.1999.03.003

面心立方合金调幅分解与有序化的X射线和透射电镜衍射研究

王六定 ^1, , 陈长乐 ^2, , 卫英慧 ^3, , 康沫狂 ^4,

1.西北工业大学应用物理系,西安,710072

2.西北工业大学应用物理系,西安,710072

3.太原工业大学,太原,030024

4.西北工业大学应用物理系,西安,710072

基金项目: 航空基金(96G53084)

关键词： Spinodal分解 , 有序化 , X射线衍射 , 透射电镜衍射 , 迭加原理 , 计算机模拟

Investigation of X-ray and TEM diffraction of spinodal decomposition and ordering for Cu-4wt%Ti alloy

在点阵波理论基础上,通过假定合金中溶质原子浓度的适当分布并建立与之相应的衍射波波幅表达式,利用计算机模拟得面心立方(Cu-4wt%Ti)合金调幅(Spinodal)分解与有序化共存的X射线衍射边带形貌,其波形与实验结果颇为相近.进一步根据迭加原理在两相互垂直方向上对上述衍射边带合成,所得有序化模拟衍射花样与电镜衍射谱完全一致.

参考文献

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面心立方合金调幅分解与有序化的X射线和透射电镜衍射研究

Investigation of X-ray and TEM diffraction of spinodal decomposition and ordering for Cu-4wt%Ti alloy

参考文献