{"id":159804,"date":"2018-11-25T06:39:38","date_gmt":"2018-11-24T22:39:38","guid":{"rendered":"\/\/m.iemloyee.com\/?p=159804"},"modified":"2018-11-24T18:59:08","modified_gmt":"2018-11-24T10:59:08","slug":"%e7%be%8e%e5%9b%bdames%e5%9b%bd%e5%ae%b6%e5%ae%9e%e9%aa%8c%e5%ae%a4-%e5%8e%9f%e4%bd%8d%e5%8f%91%e7%8e%b0%e9%9d%9e%e6%99%b6%e4%ba%9a%e7%a8%b3%e6%80%81%e7%ba%b3%e7%b1%b3%e6%99%b6%e5%8c%96%e8%bf%87","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=159804","title":{"rendered":"\u7f8e\u56fdAmes\u56fd\u5bb6\u5b9e\u9a8c\u5ba4Acta Materialia\uff1a\u539f\u4f4d\u53d1\u73b0\u975e\u6676\u4e9a\u7a33\u6001\u7eb3\u7c73\u6676\u5316\u8fc7\u7a0b"},"content":{"rendered":"<p><strong>\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n<p>\u63a7\u5236\u8fc7\u51b7\u6db2\u4f53\u7684\u76f8\u548c\u5f62\u6001\u9009\u62e9\u4ecd\u7136\u662f\u6750\u6599\u79d1\u5b66\u4e2d\u6700\u5927\u7684\u6311\u6218\u4e4b\u4e00\u3002\u5728\u9ad8\u5ea6\u8fc7\u51b7\u7684\u6db2\u4f53\/\u975e\u6676\u4e2d\uff0c\u4e0e\u63a5\u8fd1\u6db2\u76f8\u7ebf\u6e29\u5ea6\u76f8\u6bd4\uff0c\u539f\u5b50\u8fc1\u79fb\u7387\u53ef\u4ee5\u53d8\u5316\u5f88\u5927\u3002\u8fd9\u4e3a\u4e9a\u7a33\u7ed3\u6676\u76f8\u7684\u5f62\u6210\u63d0\u4f9b\u4e86\u5f88\u5927\u7684\u9a71\u52a8\u529b\u3002\u4e0d\u4ec5\u53ef\u4ee5\u51fa\u73b0\u65b0\u7684\uff0c\u4e0d\u53ef\u9884\u6d4b\u7684\u9636\u6bb5\uff0c\u800c\u4e14\u8f83\u4f4e\u7684\u79fb\u52a8\u6027\u4e5f\u53ef\u80fd\u5bfc\u81f4\u4e0d\u5bfb\u5e38\u7684\u5fae\u89c2\u7ed3\u6784\u3002\u7406\u89e3\u548c\u9884\u6d4b\u8fdc\u79bb\u5e73\u8861\u7684\u76f8\u9009\u62e9\u7684\u70ed\u529b\u5b66\u548c\u52a8\u529b\u5b66\u9014\u5f84\u662f\u4e00\u9879\u8270\u5de8\u7684\u6311\u6218\uff0c\u56e0\u4e3a\u5927\u591a\u6570\u70ed\u529b\u5b66\u6a21\u578b\u5047\u8bbe\u76f8\u53d8\u53d1\u751f\u5728\u70ed\u529b\u5b66\u5e73\u8861\u9644\u8fd1\u3002\u56e0\u6b64\uff0c\u4e9a\u7a33\u6001\u76f8\u53d8\u673a\u5236\u548c\u52a8\u529b\u5b66\u7684\u5b9e\u9a8c\u6d4b\u91cf\u5bf9\u4e8e\u5e2e\u52a9\u5efa\u7acb\u53ef\u9760\u6a21\u578b\u514b\u670d\u8fd9\u4e00\u6311\u6218\u81f3\u5173\u91cd\u8981\uff0c\u539f\u4f4d\u7814\u7a76\u6750\u6599\u8f6c\u53d8\u662f\u63ed\u793a\u4e9a\u7a33\u76f8\u9009\u62e9\u7684\u673a\u5236\u548c\u52a8\u529b\u5b66\u7684\u6700\u4f73\u65b9\u6cd5\u4e4b\u4e00\u3002<\/p>\n<p><strong>\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n<p>\u8fd1\u65e5\uff0c<strong>\u7f8e\u56fd\u80fd\u6e90\u90e8Ames\u56fd\u5bb6\u5b9e\u9a8c\u5ba4staff scientist \u5468\u7433<\/strong>\uff08\u7b2c\u4e00\u4f5c\u8005\u517c\u901a\u8baf\u4f5c\u8005\uff09\u5728<strong>Acta Materialia<\/strong> \u4e0a\u53d1\u8868\u9898\u76ee\u4e3a\u201c<strong>An Abnormal Meta-stable Nanoscale Eutectic Reaction Revealed by in-situ Observations<\/strong>\u201d\u7684\u6587\u7ae0\u3002\u4f5c\u8005\u4f7f\u7528\u539f\u4f4d\u9ad8\u80fdX\u5c04\u7ebf\u884d\u5c04\uff08HEXRD\uff09\u4e0e\u539f\u4f4d\u50cf\u5dee\u6821\u6b63\u626b\u63cf\u900f\u5c04\u7535\u5b50\u663e\u5fae\u955c\u53d1\u73b0Al<sub>60<\/sub>Sm<sub>11<\/sub>\uff08\u03b5\u76f8\uff09\u4e0e\u5176\u65e0\u5b9a\u5f62\u524d\u4f53\u7684\u590d\u6742\u4e9a\u7a33\u6001\u6676\u5316\uff0c\u5e76\u63ed\u793a\u4e86\u5176\u539f\u4f4d\u751f\u957f\u673a\u5236\u548c\u52a8\u529b\u5b66\u6210\u56e0\u3002\u8fd9\u79cd\u65b0\u673a\u5236\u63d0\u4f9b\u4e86\u901a\u8fc7\u4e9a\u7a33\u76f8\u53d8\u5236\u9020\u5177\u6709\u7eb3\u7c73\u6c89\u6dc0\u5206\u6563\u4f53\u7684\u5408\u91d1\u7ed3\u6784\u7684\u65b0\u9014\u5f84\u3002<\/p>\n<p><strong>\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n<p><strong>\u56fe\u4e00 \u539f\u4f4d\u626b\u63cf<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-159806\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/11\/1-34.jpg\" alt=\"\" width=\"600\" height=\"284\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/11\/1-34.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2018\/11\/1-34-300x142.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\uff08<strong>a<\/strong>\uff09\u68c0\u6d4b\u6761\u4ef6\uff1a180\u2103\u7b49\u6e29\uff1b\u6676\u5316\u8868\u73b0\u4e3a\u591a\u6676\u578b\u8f6c\u53d8<\/p>\n<p>\uff08<strong>b<\/strong>\uff09SAED\u4e0eTEM\u8868\u660e\u6025\u51b7\u6001\u7684\u65e0\u5b9a\u578b\u7279\u5f81<\/p>\n<p>\uff08<strong>c<\/strong>\uff09\u52a0\u70ed\u4e4b\u524d\u6025\u51b7\u6001\u65e0\u660e\u663e\u5316\u5b66\u504f\u6790<\/p>\n<p>\uff08<strong>d<\/strong>\uff09\u6676\u5316\u4e4b\u540e ~500nm \u03b5\u76f8\u6676\u7c92\u5f62\u6210\uff1b\u9ad8\u5bc6\u5ea6\u94fe\u72b6\u6c89\u6dc0\u7269\u6df7\u548c\u4e8e\u03b5\u76f8\u95f4<\/p>\n<p>\uff08<strong>e<\/strong>\uff09STEM\u6210\u50cf\u8bc1\u5b9e\u8fd9\u4e9b\u6c89\u6dc0\u7269\u5bcc\u542bAl<\/p>\n<p><strong>\u56fe\u4e8c<\/strong><strong> \u03b5<\/strong><strong>\u76f8\u7684\u6210\u6838\u548c\u751f\u957f<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-159807\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/11\/2-35.jpg\" alt=\"\" width=\"600\" height=\"598\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/11\/2-35.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2018\/11\/2-35-150x150.jpg 150w, \/\/m.iemloyee.com\/wp-content\/uploads\/2018\/11\/2-35-300x300.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p style=\"text-align: center;\">\u03b5\u76f8\u6700\u521d\u5177\u6709\u5747\u5300\u7684\u5bf9\u6bd4\u5ea6\uff0c\u968f\u7740\u5b83\u957f\u5230~25nm\uff0c\u5728\u6676\u7c92\u5185\u90e8\u89c2\u5bdf\u5230\u4e00\u4e9b\u8f83\u6697\u7684\u5bf9\u6bd4\u533a\u57df<\/p>\n<p><strong>\u56fe\u4e09<\/strong> <strong>\u65e0\u5b9a\u5f62\u533a\u57df<\/strong><strong>\u03b5<\/strong><strong>\u6676\u7c92\u7684\u9010\u6e10\u589e\u957f<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-159808\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/11\/3-34.jpg\" alt=\"\" width=\"600\" height=\"598\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/11\/3-34.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2018\/11\/3-34-150x150.jpg 150w, \/\/m.iemloyee.com\/wp-content\/uploads\/2018\/11\/3-34-300x300.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p style=\"text-align: center;\">\u767d\u8272\u7bad\u5934\u8868\u793a\u5bcc\u94dd\u76f8\u7684\u4f4d\u7f6e\uff0c\u800c\u7ea2\u8272\u7bad\u5934\u8868\u793a\u663e\u793a\u754c\u9762\u7a7f\u8fc7\u4e24\u4e2a\u5bcc\u94dd\u7c07\u7684\u533a\u57df\u3002<\/p>\n<p><strong>\u56fe\u56db<\/strong><strong> \u03b5<\/strong><strong>\u76f8\u548c<\/strong><strong>fcc-Al<\/strong><strong>\u4e4b\u95f4\u7684\u6676\u4f53\u5b66\u5173\u7cfb<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-159809\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/11\/4-33.jpg\" alt=\"\" width=\"600\" height=\"428\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/11\/4-33.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2018\/11\/4-33-300x214.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p style=\"text-align: center;\">\u5982\u767d\u8272\u7bad\u5934\u6240\u793a\uff0c\u884d\u5c04\u56fe\u6848\u4e2d\u7684\u5f27\u663e\u793a\u6765\u81eafcc-Al<\/p>\n<p><strong>\u56fe\u4e94<\/strong><strong> 175\u2103<\/strong><strong>\u4e0b<\/strong><strong>fcc-Al<\/strong><strong>\uff0c\u65e0\u5b9a\u5f62\uff0c\u6db2\u4f53\u548c<\/strong><strong>\u03b5-Al<sub>60<\/sub>Sm<sub>11<\/sub><\/strong><strong>\u76f8\u5409\u5e03\u65af\u81ea\u7531\u80fd\u8ba1\u7b97<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-159810\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/11\/5-20.jpg\" alt=\"\" width=\"600\" height=\"591\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/11\/5-20.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2018\/11\/5-20-300x296.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p style=\"text-align: center;\">\u8ba1\u7b97\u8868\u660e\u7ec4\u6210x<sub>1<\/sub> = 0.1\u9644\u8fd1\u76f8\u7684\u76f8\u5bf9\u7a33\u5b9a\u6027<\/p>\n<p><strong>\u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n<p>\u901a\u8fc7\u4f7f\u7528HEXRD\uff0cTEM\uff0cSTEM\u548cEDS\u6280\u672f\u7684\u7ec4\u5408\u5b9e\u65f6\u76d1\u6d4b\u6210\u6838\u548c\u751f\u957f\u8fc7\u7a0b\uff0c\u63ed\u793a\u4e86Al<sub>90<\/sub>Sm<sub>10<\/sub>\u91d1\u5c5e\u73bb\u7483\u4e2d\u7684\u4e9a\u7a33\u5f02\u5e38\u5171\u6676\u6676\u5316\u8fc7\u7a0b\u3002\u5177\u6709\u76f8\u4f3c\u7ec4\u6210\u7684\u65e0\u5b9a\u5f62\u57fa\u8d28\u4e2d\u7684\u6676\u4f53\u03b5\u76f8\u7684\u751f\u957f\u4f34\u968f\u7740\u5728\u03b5\/\u975e\u6676\u754c\u9762\u5904\u95f4\u6b47\u5f62\u6210\u7eb3\u7c73\u5c3a\u5bf8\u7684fcc-Al\u7c07\u3002\u8fd9\u4e9b\u7eb3\u7c73Al\u7c07\u6539\u53d8\u03b5\/\u73bb\u7483\u754c\u9762\u8fd0\u52a8\u5e76\u4fc3\u8fdb\u201c\u82b1\u6930\u83dc\u201d\u5fae\u7ed3\u6784\u7684\u4ea7\u751f\u3002\u89c2\u5bdf\u5230\u7684\u4e9a\u7a33\u76f8\u5f62\u6210\u5e8f\u5217\u4e0e\u5176\u5409\u5e03\u65af\u81ea\u7531\u80fd\u4e00\u81f4\u3002\u672c\u7814\u7a76\u4e2d\u4f7f\u7528\u7684\u6280\u672f\u4e3a\u7814\u7a76\u6563\u88c5\u6750\u6599\u4e2d\u4e9a\u7a33\u6001\u76f8\u8f6c\u53d8\u81f3\u539f\u5b50\u5206\u8fa8\u7387\u7684\u673a\u5236\u63d0\u4f9b\u4e86\u4e0d\u53ef\u66ff\u4ee3\u7684\u65b9\u6cd5\u3002<\/p>\n<p>Ames Lab \u662f\u7f8e\u56fd\u80fd\u6e90\u90e817\u4e2a\u56fd\u5bb6\u5b9e\u9a8c\u5ba4\u4e4b\u4e00\u3002 \u5b83\u4f4d\u4e8e\u7231\u8377\u534e\u5dde\u7acb\u5927\u5b66\u7684\u6821\u56ed\u5185\uff0c\u662f\u552f\u4e00\u4e00\u4e2a\u5730\u5904\u7f8e\u56fd\u5927\u5b66\u6821\u56ed\u7684\u56fd\u5bb6\u5b9e\u9a8c\u5ba4\u3002\u8be5\u5b9e\u9a8c\u5ba4\u4e3b\u8981\u4ece\u4e8b\u65b0\u6750\u6599\u7684\u5408\u6210\u548c\u7814\u7a76\u30022013\u5e741\u6708\uff0c\u80fd\u6e90\u90e8\u5ba3\u5e03\u5728\u827e\u59c6\u65af\u5b9e\u9a8c\u5ba4\u6210\u7acb\u5173\u952e\u6750\u6599\u7814\u7a76\u6240\uff08CMI\uff09\uff0c\u5176\u4f7f\u547d\u662f\u5f00\u53d1\u89e3\u51b3\u7a00\u571f\u91d1\u5c5e\u548c\u5176\u4ed6\u5bf9\u7f8e\u56fd\u80fd\u6e90\u5b89\u5168\u81f3\u5173\u91cd\u8981\u7684\u6750\u6599\u77ed\u7f3a\u7684\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n<p><strong>\u6587\u732e\u94fe\u63a5\uff1a<a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S1359645418309030#!\" target=\"_blank\" rel=\"noopener\">An Abnormal 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