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\u5728\u6b64\uff0c\u6cd5\u56fd\u56fe\u5362\u5179\u5927\u5b66Marc Legros<\/strong>\u7b49\u4eba<\/strong>\uff08\u901a\u8baf\u4f5c\u8005\uff09<\/strong>\u4f7f\u7528\u7ecf\u9000\u706b\u53bb\u9664\u6676\u5185\u4f4d\u9519\u7684\u8d85\u7ec6\u6676\u94dd\uff08\u6676\u7c92<1 \u00b5m\uff09\uff0c\u5728210\u2013230 \u00b0C\u4e0b\u8fdb\u884c\u539f\u4f4dTEM\u62c9\u4f38\uff0c\u5e76\u7ed3\u5408\u539f\u5b50\u529b\u663e\u5fae\u955c\uff08AFM\uff09\u5b9a\u91cf\u6d4b\u5b9a\u8fc1\u79fb\u6676\u754c\u6240\u643a\u5e26\u7684\u526a\u5207\u5e94\u53d8\u53ca\u5176\u53d6\u5411\u5dee\u3002\u7ed3\u679c\u8868\u660e\uff1a\u5728\u5c0f\u6676\u7c92\u591a\u6676\u6750\u6599\u4e2d\uff0c\u6676\u754c\u80fd\u591f\u5728\u8fc1\u79fb\u8fc7\u7a0b\u4e2d\u627f\u62c5\u5851\u6027\u53d8\u5f62\uff0c\u526a\u5207\u91cf\u4e0e\u6676\u754c\u53d6\u5411\u5dee\u65e0\u5173\uff0c\u4e14\u6548\u7387\u59cb\u7ec8\u8f83\u4f4e\u3002\u8fd9\u4e9b\u7ed3\u679c\u652f\u6301\u4e00\u79cd\u5168\u65b0\u7684\u6676\u754c\u6982\u5ff5\uff1a\u6676\u754c\u4e0d\u5e94\u518d\u88ab\u89c6\u4e3a\u643a\u5e26\u56fa\u6709\u201c\u8026\u5408\u56e0\u5b50\u201d\uff08\u7c7b\u4f3c\u4f4d\u9519\u7684\u4f2f\u683c\u65af\u77e2\u91cf\uff09\u7684\u6676\u4f53\u7f3a\u9677\uff0c\u800c\u5e94\u88ab\u770b\u4f5c\u5305\u542b\u7279\u6b8a\u7f3a\u9677\u2014\u2014\u201c\u65ad\u5f00\u201d\uff08disconnections\uff09\u2014\u2014\u7684\u7279\u5b9a\u6676\u683c\uff0c\u8fd9\u4e9b\u65ad\u5f00\u53cd\u8fc7\u6765\u4e3b\u5bfc\u6676\u754c\u7684\uff08\u81f3\u5c11\u662f\u529b\u5b66\uff09\u6027\u80fd\u3002\u7814\u7a76\u540c\u65f6\u8bc1\u5b9e\uff0c\u591a\u6676\u4f53\u53ef\u5728\u65e0\u4f4d\u9519\u7684\u60c5\u51b5\u4e0b\u53d1\u751f\u5851\u6027\u53d8\u5f62\uff0c\u4f46\u6548\u7387\u66f4\u4f4e\uff0c\u4e3a\u89e3\u91ca\u7eb3\u7c73\u6676\u91d1\u5c5e\u5728\u4f4e\u6e29\u548c\u5ba4\u6e29\u4e0b\u7684\u4f4e\u5ef6\u5c55\u6027\u63d0\u4f9b\u4e86\u6f5c\u5728\u601d\u8def\u3002<\/p>\n\n\n\n

\u76f8\u5173\u7814\u7a76\u6210\u679c\u4ee5\u201cQuantifying grain boundary deformation mechanisms in small-grained metals<\/strong>\u201d\u4e3a\u9898\u53d1\u8868\u5728N<\/em><\/strong>ature<\/em><\/strong>\u4e0a\u3002<\/p>\n\n\n\n

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\u56db\u3001<\/strong>\u3010\u6570\u636e\u6982\u89c8\u3011<\/strong><\/strong><\/p>\n\n\n\n

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\u56fe<\/strong>1 \u5c06\u6676\u4f53\u5b66\u53d6\u5411\u56fe\u53e0\u52a0\u4e8e\u9884\u88c2\u7eb9\u8d85\u7ec6\u6676Al\u8584\u819c\u7684\u660e\u573aTEM\u7167\u7247\u00a9 2025 Springer Nature<\/strong><\/strong><\/p>\n\n\n\n

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\u56fe<\/strong>2 220\u00b0C\u539f\u4f4d\u900f\u5c04\u7535\u955c\u5e94\u53d8\u5b9e\u9a8c\u4e2d\u4e0e\u6676\u754c\u8fc1\u79fb\u76f8\u5173\u7684\u5851\u6027\u5e94\u53d8\u6d4b\u91cf<\/strong>\u00a9 2025 Springer Nature<\/strong><\/strong><\/p>\n\n\n\n

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\u56fe<\/strong>3 250\u2103\u30014MPa\u538b\u7f2935min\u540e\u6676\u754c\u8fc1\u79fb\u6539\u6027\u7684Al3%Mg\u8d85\u7ec6\u6676\u5757\u4f53\u6837\u54c1\u8868\u9762\u5f62\u8c8c<\/strong>\u00a9 2025 Springer Nature<\/strong><\/strong><\/p>\n\n\n\n

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