{"id":105487,"date":"2017-10-07T06:30:14","date_gmt":"2017-10-06T22:30:14","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=105487"},"modified":"2017-10-06T11:41:17","modified_gmt":"2017-10-06T03:41:17","slug":"science%e9%87%8d%e5%a4%a7%e5%8f%91%e7%8e%b0%ef%bc%9a%e5%9c%a8%e9%95%8d%e9%93%8b%e5%90%88%e9%87%91%e4%b8%ad%e7%9a%84%e4%b8%80%e8%88%ac%e6%99%b6%e7%95%8c%e5%a4%84%e5%81%8f%e6%9e%90%e8%af%b1%e5%af%bc","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=105487","title":{"rendered":"Science\u91cd\u5927\u53d1\u73b0\uff1a\u5728\u954d\u94cb\u5408\u91d1\u4e2d\u7684\u4e00\u822c\u6676\u754c\u5904\u504f\u6790\u8bf1\u5bfc\u7684\u6709\u5e8f\u8d85\u7ed3\u6784"},"content":{"rendered":"<p><strong>\u3010\u80cc\u666f\u4ecb\u7ecd\u3011<\/strong><\/p>\n<p>\u591a\u6676\u91d1\u5c5e\u548c\u9676\u74f7\u7684\u6027\u8d28\u4e0e\u5176\u6676\u754c\u7684\u7ed3\u6784\u548c\u7ec4\u6210\u5bc6\u5207\u76f8\u5173\u3002\u5408\u91d1\u5143\u7d20\uff0c\u63ba\u6742\u5242\u548c\u6742\u8d28\u901a\u5e38\u4ee5\u6bd4\u9897\u7c92\u5185\u90e8\u66f4\u9ad8\u7684\u6d53\u5ea6\u5b58\u5728\u4e8e\u6676\u754c\uff0c\u8fd9\u79cd\u4f5c\u7528\u79f0\u4e3a\u6676\u754c\u504f\u6790\u6216\u5438\u9644\u3002\u7531\u4e8e\u5408\u91d1\u5143\u7d20\u548c\u6742\u8d28\u4f18\u5148\u805a\u96c6\u5728\u6676\u754c\u5904\uff0c\u6750\u6599\u7684\u6027\u8d28\u6709\u65f6\u4f1a\u53d1\u751f\u5b9e\u8d28\u6027\u7684\u53d8\u5316\u3002\u53cc\u6676\u7684\u7814\u7a76\u8868\u660e\uff0c\u7531\u4e8e\u5728\u9ad8\u5bf9\u79f0\u8fb9\u754c\u5904\u7684\u8fd9\u79cd\u6eb6\u8d28\u504f\u6790\u7684\u7ed3\u679c\uff0c\u901a\u5e38\u4f1a\u51fa\u73b0\u89c4\u5219\u7684\u539f\u5b50\u56fe\u6848\uff0c\u4f46\u662f\u4e0d\u77e5\u9053\u8d85\u7ed3\u6784\u662f\u5426\u5b58\u5728\u4e8e\u591a\u6676\u4f53\u4e2d\u7684\u4e00\u822c\u6676\u754c\u5904\u3002<\/p>\n<p><strong>\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n<p><strong>\u5317\u4eac\u65f6\u95f42017\u5e7410\u67086\u65e5<\/strong>\uff0c<strong>Science<\/strong>\u5728\u7ebf\u53d1\u8868\u4e86<strong>\u7f8e\u56fd\u52a0\u5229\u798f\u5c3c\u4e9a\u5927\u5b66\u9a86\u5efa\u3001\u7406\u6d77\u5927\u5b66Martin P. Harmer\uff08\u5171\u540c\u901a\u8baf\uff09<\/strong>\u7b49\u4eba\u9898\u4e3a\u201c<strong>Segregation-induced ordered superstructures at general grain boundaries in a nickel-bismuth alloy<\/strong>\u201d\u7684\u6587\u7ae0\uff0c\u8be5\u56e2\u961f\u5728\u94cb\u63ba\u6742\u7684\u591a\u6676\u954d\u4e2d\uff0c\u53d1\u73b0\u6709\u5e8f\u7684\u504f\u6790\u8bf1\u5bfc\u7684\u6676\u754c\u8d85\u7ed3\u6784\u53d1\u751f\u5728\u968f\u673a\u9009\u62e9\u7684\u4e00\u822c\u6676\u754c\u5904\uff0c\u8fd9\u4e9b\u91cd\u5efa\u7531\u7ec8\u6b62\u6676\u7c92\u8868\u9762\u7684\u53d6\u5411\u9a71\u52a8\uff0c\u800c\u4e0d\u662f\u6676\u7c92\u4e4b\u95f4\u7684\u6676\u683c\u5339\u914d\u3002\u8fd9\u4e00\u53d1\u73b0\u8868\u660e\uff0c\u88ab\u5438\u9644\u7269\u8bf1\u5bfc\u7684\u8d85\u7ed3\u6784\u5e76\u4e0d\u9650\u4e8e\u7279\u6b8a\u7684\u6676\u754c\uff0c\u800c\u662f\u53ef\u4ee5\u5b58\u5728\u4e8e\u5404\u79cd\u4e00\u822c\u7684\u6676\u754c\uff0c\u56e0\u6b64\u53ef\u5f71\u54cd\u591a\u6676\u5408\u91d1\u7684\u6027\u80fd\u3002\u5728\u4e00\u822c\u6676\u754c\u5904\u53d1\u73b0Bi\u504f\u6790\u8bf1\u5bfc\u7684\u8d85\u7ed3\u6784\u4e30\u5bcc\u4e86\u5bf9\u73b0\u6709\u7814\u7a76\u7684\u8ba4\u77e5\uff0c\u5e76\u4e14\u53ef\u4ee5\u63d0\u4f9b\u5173\u4e8e\u7ed3\u6784\u76f8\u5173\u6676\u754c\u7279\u6027\u5982\u5851\u6027\uff0c\u6269\u6563\u6027\u548c\u7535\u5bfc\u7387\u7684\u65b0\u89c1\u89e3\u3002<\/p>\n<p><strong>\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n<p><strong>\u56fe1 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alloy<\/a>\uff08Science,2017,DOI:10.1126\/science.aam8256\uff09<\/p>\n<p>\u672c\u6587\u7531\u6750\u6599\u4eba\u5b66\u672f\u7ec4Allen\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u6574\u7406\u7f16\u8f91\u3002<\/p>\n<p>\u6750\u6599\u725b\u7f51\u4e13\u6ce8\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u53ca\u884c\u4e1a\u8fdb\u5c55\uff0c\u8fd9\u91cc\u6c47\u96c6\u4e86\u5404\u5927\u9ad8\u6821\u7855\u535a\u751f\u3001\u4e00\u7ebf\u79d1\u7814\u4eba\u5458\u4ee5\u53ca\u884c\u4e1a\u4ece\u4e1a\u8005\uff0c\u5982\u679c\u60a8\u5bf9\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u8fdb\u5c55\uff0c\u89e3\u8bfb\u9ad8\u6c34\u5e73\u6587\u7ae0\u6216\u662f\u8bc4\u8ff0\u884c\u4e1a\u6709\u5174\u8da3\uff0c<a 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