| 氧化物表面的侧表面原子成象——Ⅰ.Eu_2O_2晶体由位错滑移形成表面台阶的动态原位观察 |
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| 引用本文： | 宁小光,叶恒强. 氧化物表面的侧表面原子成象——Ⅰ.Eu_2O_2晶体由位错滑移形成表面台阶的动态原位观察[J]. 分析测试学报, 1990, 0(6) |
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| 作者姓名： | 宁小光 叶恒强 |
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| 作者单位： | 中国科学院金属研究所固体原子象开放实验室(宁小光)，中国科学院金属研究所固体原子象开放实验室(叶恒强) |
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| 摘 要： | 通过高分辨电子显微术获得了Eu_2O_3晶体分子清洁的表面侧面原子成象,观察到了由表面附近位错滑移出表面而形成表面原子台阶的动态变化过程,同时还观察到了此种表面台阶的形核生长。
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| 关 键 词： | 侧表面原子成象 表面附近位错 表面台阶 台阶生长 |
Surface Profile Atomic Imaging of Oxide I. In Situ Dynamic Qbservation of Surface Step Formed by a Dislocation''''s Slipping in Eu_2O_3 |
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| X. G. Ning,H. Q. Ye Laboratory of Atomic Imaging of Solids. Surface Profile Atomic Imaging of Oxide I. In Situ Dynamic Qbservation of Surface Step Formed by a Dislocation''''s Slipping in Eu_2O_3[J]. Journal of Instrumental Analysis, 1990, 0(6) |
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| Authors: | X. G. Ning H. Q. Ye Laboratory of Atomic Imaging of Solids |
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| Affiliation: | X. G. Ning,H. Q. Ye Laboratory of Atomic Imaging of Solids,Institute of Metal Research,Academia Sinica,Wen-hua Road,Shenyang,110015 |
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| Abstract: | Molecularly clean surface profile images in Eu_2O_3 were obtained by HREM. The dynamicprocess of the formation of surface step by a dislocation's slipping out of the surface wasalso investigated. The nucleus of the Shape of the surface step growth was given by HREMat the same tim.e |
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| Keywords: | Surface profile atomic imaging dislocation near the surface surface step step growth |
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