| δ′ Phase Precipitation at Low-angle Grain Boundary in Al-Li-Zn-Zr Alloy |
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| 引用本文： | 蒋晓军,姚大平,李依依. δ′ Phase Precipitation at Low-angle Grain Boundary in Al-Li-Zn-Zr Alloy[J]. 材料科学技术学报, 1990, 6(4): 263-267 |
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| 作者姓名： | 蒋晓军 姚大平 李依依 |
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| 作者单位： | Institute of Metal Research Academia Sinica，Shenyang，110015，China.，Institute of Metal Research，Academia Sinica，Shenyang，110015，China.，Institute of Metal Research，Academia Sinica，Shenyang，110015，China. |
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| 摘 要： | A large number of δ particles precipitated atlow-angle grain boundaries have been observed byTEM in a dilute A1-Li-Zn-Zr alloy during ageingat the suitable temperatures.An explanation forthis phenomenon was proposed,which involves therole of excess vacancies and capillarity effects.
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| 收稿时间： | 1990-07-28 |
δ′ Phase Precipitation at Low-angle Grain Boundary in Al-Li-Zn-Zr Alloy |
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| JIANG Xiaojun YAO Daping LI Yiyi Institute of Metal Research,Academia Sinica,Shenyang,,China.. δ′ Phase Precipitation at Low-angle Grain Boundary in Al-Li-Zn-Zr Alloy[J]. Journal of Materials Science & Technology, 1990, 6(4): 263-267 |
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| Authors: | JIANG Xiaojun YAO Daping LI Yiyi Institute of Metal Research Academia Sinica Shenyang China. |
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| Abstract: | A large number of δ particles precipitated at low-angle grain boundaries have been observed by TEM in a dilute A1-Li-Zn-Zr alloy during ageing at the suitable temperatures.An explanation for this phenomenon was proposed,which involves the role of excess vacancies and capillarity effects. |
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| Keywords: | Al-Li alloy phase transformation precipitation |
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