{"id":131440,"date":"2018-03-23T06:30:54","date_gmt":"2018-03-22T22:30:54","guid":{"rendered":"\/\/m.iemloyee.com\/?p=131440"},"modified":"2018-03-22T09:32:49","modified_gmt":"2018-03-22T01:32:49","slug":"%e9%a9%ac%e6%99%ae%e6%89%80nat-commun-%ef%bc%9a%e8%b0%83%e5%b9%85%e6%b3%a2%e5%8a%a8%e7%9a%84%e5%ad%98%e5%9c%a8%e8%a2%abfe-mn%e5%90%88%e9%87%91%e4%b8%ad%e6%99%b6%e4%bd%93%e7%bc%ba%e9%99%b7%e5%a4%84","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=131440","title":{"rendered":"\u9a6c\u666e\u6240Nat. Commun.\uff1a\u8c03\u5e45\u6ce2\u52a8\u7684\u5b58\u5728\u88abFe-Mn\u5408\u91d1\u4e2d\u6676\u4f53\u7f3a\u9677\u5904\u7684\u5f62\u6838\u8bc1\u660e"},"content":{"rendered":"

\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n

\u8c03\u5cf0\u5206\u89e3\u548c\u504f\u6790\u662f\u4e24\u79cd\u76f8\u5f62\u6210\u673a\u7406\u3002\u5bf9\u4e8e\u56fa\u6001\u76f8\u8f6c\u53d8\uff0c\u6676\u754c\u504f\u6790\u7ecf\u5e38\u4f5c\u4e3a\u4e00\u79cd\u76f8\u8f6c\u53d8\u3002\u5b9e\u9a8c\u548c\u7406\u8bba\u7814\u7a76\u53d1\u73b0\uff0c\u8868\u9762\u7684\u504f\u6790\u53ef\u80fd\u5bfc\u81f4\u6eb6\u8d28\u5bcc\u96c6\uff0c\u5f15\u53d1\u8c03\u5e45\u5206\u89e3\u3002\u4e5f\u6709\u4eba\u7814\u7a76\u53d1\u73b0\uff0c\u8868\u9762\u7684\u76f8\u5f62\u6838\u8f6c\u53d8\u7684\u539f\u56e0\u662f\u5408\u91d1\u5185\u542b\u6709\u7f3a\u9677\u3002\u540c\u65f6\u8c03\u5e45\u5206\u89e3\uff0c\u4e0d\u80fd\u63ed\u793a\u6676\u4f53\u7ed3\u6784\u4e2d\u7684\u65b9\u5411\u6027\u6539\u53d8\u3002\u56e0\u6b64\u672c\u6587\u91c7\u7528\u539f\u5b50\u63a2\u9488\u6210\u50cf\uff08APT<\/strong>\uff09\uff0c\u89c2\u5bdf\u4e86\u6676\u754c\u4e0a\u8c03\u5e45\u5206\u89e3\u548c\u4f4d\u9519\u7684\u5f62\u6210\u3002<\/p>\n

\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n

\u8fd1\u65e5\uff0c\u9a6c\u514b\u65af\u00b7\u666e\u6717\u514b\u94c1\u7814\u7a76\u6240<\/strong>\u7684A. Kwiatkowski da Silva<\/strong>\uff08\u901a\u8baf\u4f5c\u8005\uff09<\/strong>\u7b49\u4eba\uff0c\u7814\u7a76\u53d1\u73b0\uff0c\u56fa\u4f53\u548c\u6db2\u6001\u6750\u6599\u7ed3\u6784\u7684\u5206\u6790\u548c\u8bbe\u8ba1\u9700\u8981\u7406\u89e3\u7ed3\u6784\u3001\u6210\u5206\u548c\u6027\u80fd\u4e4b\u95f4\u7684\u5173\u7cfb\u3002\u4f4d\u9519\u548c\u6676\u754c\u5f71\u54cd\u539f\u5b50\u6269\u6563\uff0c\u4fc3\u8fdb\u5f02\u8d28\u5f62\u6838\uff0c\u8fdb\u800c\u63a7\u5236\u663e\u5fae\u7ed3\u6784\u7684\u6f14\u53d8\u3002\u56e0\u4e3a\u5f62\u6838\u8fc7\u7a0b\u4e2d\u539f\u5b50\u5fc5\u987b\u514b\u670d\u4e00\u5b9a\u7684\u80fd\u5792\u3002\u5438\u9644\u548c\u8c03\u5e45\u5206\u89e3\u662f\u5f62\u6838\u548c\u76f8\u8f6c\u53d8\u7684\u524d\u9a71\u6001\uff0c\u4f46\u662f\u5f62\u6838\u5f62\u6210\u5fae\u89c2\u7ed3\u6784\u7684\u70ed\u529b\u5b66\u8fc7\u7a0b\u8fd8\u6ca1\u6709\u88ab\u5b8c\u5168\u7406\u89e3\u3002\u672c\u6587\u7814\u7a76\u4e86\u8fd1\u539f\u5b50\u5c3a\u5ea6\u7684\u76f8\u53d8\u673a\u7406\uff1bFe-Mn\u6a21\u578b\u5408\u91d1\u7684\u7ebf\u6027\u548c\u5e73\u9762\u8c03\u5e45\u5206\u89e3\u5bfc\u81f4\u6eb6\u8d28\u6790\u51fa\u548c\u6676\u4f53\u7f3a\u9677\u3002\u5728\u6eb6\u8d28\u542b\u91cf\u8f83\u9ad8\u7684\u533a\u57df\uff0c\u76f8\u53d8\u9a71\u52a8\u529b\u589e\u5927\uff0c\u8fd9\u4e9b\u6ce2\u52a8\u4e3a\u5965\u6c0f\u4f53\u5f62\u6838\u63d0\u4f9b\u4e86\u4e00\u6761\u9014\u5f84\u3002\u672c\u6587\u7684\u7814\u7a76\u4ee5\u70ed\u529b\u5b66\u8ba1\u7b97\u4e3a\u57fa\u7840\uff0c\u8fd9\u9884\u6d4b\u8c03\u5e45\u5206\u89e3\u7531\u4e8e\u78c1\u6709\u5e8f\u7684\u53ef\u80fd\u6027\u3002\u76f8\u5173\u6210\u679c\u4ee5\u201c<\/strong>Phase nucleation through confined spinodal fluctuations at crystal defects evidenced in Fe-Mn alloys<\/strong>\u201d\u4e3a\u9898\u53d1\u8868\u5728Nature Communications<\/strong>\u4e0a\u3002<\/p>\n

\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n

\u56fe<\/strong>1 ATP<\/strong>\u4e2d<\/strong>Mn<\/strong>\u539f\u5b50\u7684\u4f4d\u9519\u5206\u6790<\/strong><\/p>\n

\"\"<\/p>\n

450\u2103\u30016\u5c0f\u65f6\u65f6\uff0cATP\u4e2dMn\u539f\u5b50\u7684\u4f4d\u9519\u5206\u6790\uff1a<\/p>\n

\uff08a\uff0912.5 at. %\u7684Mn\u539f\u5b50\u7684\u7b49\u6d53\u5ea6\u9762\uff08\u6807\u5c3a\u4e3a40 nm\uff09\uff1b<\/p>\n

\uff08b\uff09\u662f\uff08a\uff09\u4e2d\u7d2b\u8272\u865a\u7ebf\u5185\u7684\u653e\u5927\u56fe\uff08\u6807\u5c3a\u4e3a30 nm\uff09\uff1b<\/p>\n

\uff08c\uff09\u662f\uff08b\uff09\u4e2d\u4e24\u4e2a\u4f4d\u9519\u7684\u4e00\u7ef4\u7ec4\u6210\u5256\u9762\u3002<\/p>\n

\u56fe<\/strong>2 450<\/strong>\u2103\u3001<\/strong>6<\/strong>\u5c0f\u65f6\uff0c<\/strong>ATP<\/strong>\u4e2d<\/strong>Mn<\/strong>\u539f\u5b50\u7684\u6676\u754c\u5206\u6790<\/strong><\/p>\n

\"\"<\/p>\n

450\u2103\u30016\u5c0f\u65f6\uff0cATP\u4e2dMn\u539f\u5b50\u7684\u6676\u754c\u5206\u6790\uff1a<\/p>\n

\uff08a\uff0912.5 at. %\u7684Mn\u539f\u5b50\u7684\u7b49\u6d53\u5ea6\u9762\uff08\u6807\u5c3a\u4e3a40 nm\uff09\uff1b<\/p>\n

\uff08b\uff0cc\uff0cd\uff09\u662f\uff08a\uff09\u4e2d\uff0c\u84dd\u8272\u3001\u7d2b\u8272\u548c\u7eff\u8272\u7684\u533a\u57df\u63a2\u6d4b\u5668\u56fe\uff1b<\/p>\n

\uff08e\uff09\u662f\uff08a\uff09\u7ea2\u8272\u533a\u57df\u7684\u539f\u5b50\u7684\u7b49\u6d53\u5ea6\u9762\uff08\u6807\u5c3a\u4e3a10 nm\uff09\uff1b<\/p>\n

\uff08f\uff09\u662f\uff08a\uff09\u84dd\u8272\u533a\u57df\u7684\u6676\u754c\u5e73\u9762\u5185\u6d53\u5ea6\u5206\u6790\u3002<\/p>\n

\u56fe<\/strong>3 <\/strong>\u4f53\u5fc3\u7acb\u65b9\u7684\u5927\u5757<\/strong>Fe-Mn<\/strong>\u7cfb\u7edf\u7684\u70ed\u529b\u5b66\u8ba1\u7b97<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09\u4e0d\u540c\u6e29\u5ea6\u4e0b\uff0cMn\u5316\u5b66\u52bf\u4e0e\u6469\u5c14\u5206\u6570\u7684\u51fd\u6570\u5173\u7cfb\uff1b<\/p>\n

\uff08b\uff09Mn\u6469\u5c14\u5206\u6570\u4e0e\u5409\u5e03\u65af\u81ea\u7531\u80fd\u51fd\u6570\u5173\u7cfb\u7684\u4e8c\u9636\u5bfc\u6570\uff1b<\/p>\n

\uff08c\uff09300\u2103\u4e0b\uff0c\u4f53\u5fc3\u7acb\u65b9\u548c\u9762\u5fc3\u7acb\u65b9\u76f8\u7684\u5409\u5e03\u65af\u81ea\u7531\u80fd\uff1b<\/p>\n

\uff08d\uff09Fe-Mn\u5927\u5757\u76f8\u7684\u5316\u5b66\u8c03\u5e45\u5206\u5e03\u56fe\u3002<\/p>\n

\u56fe<\/strong>4 240\u2103<\/strong>\u3001<\/strong>24<\/strong>\u5c0f\u65f6\uff0c<\/strong>ATP<\/strong>\u4e2d<\/strong>Mn<\/strong>\u539f\u5b50\u7684\u6676\u754c\u5206\u6790<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff092.5 at. %\u7684Mn\u539f\u5b50\u63a2\u9488\u7684\u7b49\u6d53\u5ea6\u9762\u56fe\uff08\u6807\u5c3a\u4e3a80 nm\uff09\uff1b<\/p>\n

\uff08b\uff09\u6676\u754c\u6a2a\u622a\u9762\u7684Mn\u539f\u5b50\u63a2\u9488\u7684\u7b49\u6d53\u5ea6\u9762\uff08\u6807\u5c3a\u4e3a2 nm\uff09\uff1b<\/p>\n

\uff08c\uff09\u6676\u754c\u6a2a\u622a\u9762\u7684Mn\u539f\u5b50\u63a2\u9488\u7684\u5316\u5b66\u6210\u5206\uff08\u6807\u5c3a\u4e3a5 nm\uff09\uff1b<\/p>\n

\uff08d\uff09\u6676\u754c\u7684\u5e73\u9762\u6210\u5206\u5206\u6790\uff08\u6807\u5c3a\u4e3a10 nm\uff09\u3002<\/p>\n

\u56fe<\/strong>5 <\/strong>\u6a21\u62df\u548c\u5b9e\u9a8c\u7ed3\u679c\u5bf9\u6bd4\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff0cc\uff09\u8fde\u7eed\u5361\u6069-\u5e0c\u5229\u4e9a\u5fb7\u65b9\u7a0b\u7684\u4e8c\u7ef4\u8c03\u5e45\u5206\u89e3\u56fe\uff1b<\/p>\n

\uff08b\uff0cd\uff09APT\u5206\u6790\u7684\u5b9e\u9a8c\u4e2d\u7684\u4e8c\u7ef4\u8c03\u5e45\u5206\u89e3\u56fe\u3002<\/p>\n

\u56fe<\/strong>6 <\/strong>\u5408\u91d1\u7684\u6269\u6563\u5206\u6790\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

450\u2103\u30016\u5c0f\u65f6\u548c2\u4e2a\u6708\u7684\u5408\u91d1\u7684\u6269\u6563\u5206\u6790\u56fe\uff1a<\/p>\n

\uff08a\uff0cb\uff09450\u2103\u30016h\uff0cFe-9Mn\u5408\u91d1\u7684TKD\u5206\u6790\uff1b<\/p>\n

\uff08c\uff0cd\uff09450\u2103\u30012\u4e2a\u6708\uff0cFe-9Mn\u5408\u91d1\u7684EBSD\u5206\u6790\u3002<\/p>\n

\u56fe<\/strong>7 <\/strong>\u5965\u6c0f\u4f53\u6210\u5206\u5bf9\u6bd4\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

450\u2103\u30016\u5c0f\u65f6\u548c2\u4e2a\u6708\u7684\u5408\u91d1\u7684\u5965\u6c0f\u4f53\u6210\u5206\u5206\u6790\u56fe\uff1a<\/p>\n

\uff08a\uff09Fe-9Mn\u4e2dMn\u7684\u56fa\u6eb6\u5ea6\u7684APT\u5206\u6790\uff1b<\/p>\n

\uff08b\uff09\u5b9e\u9a8c\u83b7\u5f97\u5706\u67f1\u4f53\u7684\u4e00\u7ef4\u6210\u5206\u5256\u9762<\/p>\n

\uff08c\uff09\u5965\u6c0f\u4f53\u5f00\u59cb\u5f62\u6838\u751f\u957f\u65f6\u7684APT\u7ed3\u6784\u91cd\u5efa\u5206\u6790\uff1b<\/p>\n

\uff08d\uff09\u5b9e\u9a8c\u6570\u636e\u4e2dFe-9Mn\u4e2dMn\u7684\u56fa\u6eb6\u5ea6\u3002<\/p>\n

\u56fe<\/strong>8 450\u2103<\/strong>\u3001<\/strong>2<\/strong>\u4e2a\u6708\u9000\u706b\u540e\uff0c\u5408\u91d1\u7684<\/strong>ATP<\/strong>\u7ed3\u679c<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09\u5965\u6c0f\u4f53\u6676\u7c92\u5f00\u59cb\u751f\u957f\u65f6\uff0cAPT\u7ed3\u6784\u91cd\u6574\u548c\u4e8c\u7ef4\u6210\u5206\u5206\u5e03\u56fe\uff1b<\/p>\n

\uff08b\uff09\u6cbf\u7740\uff08a\uff09\u4e2d\u7684\u68d2\u65b9\u5411\u7684\u4e00\u7ef4\u6210\u5206\u56fe\uff1b<\/p>\n

\uff08c\uff09Fe-9Mn\u4f53\u5fc3\u7acb\u65b9\u57fa\u4f53\u4e2d\uff0c\u5965\u6c0f\u4f53\u5f62\u6210\u7684\u4e0d\u540c\u9a71\u52a8\u529b\u3002<\/p>\n

\u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n

\u672c\u6587\u5c06\u5b9e\u9a8c\u548c\u7406\u8bba\u7ed3\u5408\u76f8\u7ed3\u5408\uff0c\u63ed\u793a\u4e86\u8c03\u5e45\u5206\u89e3\u7684\u5b58\u5728\uff1b\u8bc1\u660e\u4e86\u7ed3\u6784\u7f3a\u9677\uff08\u4f4d\u9519\uff09\u548c\u504f\u6790\u662f\u8c03\u5e45\u5206\u89e3\u7684\u9a71\u52a8\u529b\u3002\u7814\u7a76\u53d1\u73b0\uff0c\u504f\u6790\u6709\u52a9\u4e8e\u8c03\u5e45\u5206\u89e3\u7684\u5206\u6790\uff0c\u6709\u52a9\u4e8e\u5f62\u6838\u7406\u8bba\u7684\u7814\u7a76\u3002\u7531\u4e8e\u8c03\u5e45\u5206\u89e3\u7684\u81ea\u7136\u8f6c\u53d8\uff0c\u5bfc\u81f4\u5408\u6210\u5904\u4e8e\u4e9a\u7a33\u6001\uff0c\u5373\u5e73\u8861\u754c\u9762\u6001\u3002\u5927\u90e8\u5206\u7684\u70ed\u529b\u5b66\u5206\u6790\u4e2d\uff0c\u56fa\u6001\u76f8\u4e2d\u542b\u6709\u6b63\u7684\u6df7\u5408\u7113\uff0c\u4f4e\u6e29\u4e0b\u542b\u6709\u6df7\u5408\u9699\uff0c\u8fd9\u80fd\u591f\u4fc3\u8fdb\u4e00\u4e2a\u76f8\u8fd1\u76f8\u7684\u5f62\u6838\u548c\u957f\u5927\u3002\u73b0\u5728\u4e8e\u4f4e\u6e29\u6761\u4ef6\u4e0b\uff0c\u8bb8\u591a\u5408\u91d1\u5b58\u5728\u8c03\u5e45\u5206\u89e3\u3002\u672c\u6587\u8fd9\u79cd\u70ed\u529b\u5b66\u7406\u8bba\u548c\u5b9e\u9a8c\u5206\u6790\u80fd\u591f\u4e3a\u5176\u4ed6\u5408\u91d1\u7684\u7814\u7a76\u63d0\u4f9b\u6307\u5bfc\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a<\/strong>“<\/strong>Phase nucleation through confined spinodal fluctuations at crystal defects evidenced in Fe-Mn alloys“<\/strong><\/a> \uff08Nature Communications, 2018, DOI: 10.1038\/s41467-018-03591-4\uff09\u3002<\/p>\n

\u6b22\u8fce\u5927\u5bb6\u5230\u6750\u6599\u4eba\u5ba3\u4f20\u79d1\u6280\u6210\u679c\u5e76\u5bf9\u6587\u732e\u8fdb\u884c\u6df1\u5165\u89e3\u8bfb\uff0c\u6295\u7a3f\u90ae\u7bb1tougao@cailiaoren.com<\/a>\u3002<\/p>\n

\u6750\u6599\u725b\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\u70b9\u6211\u52a0\u5165\u6750\u6599\u4eba\u7f16\u8f91\u90e8<\/a>\u3002<\/p>\n

\u6750\u6599\u6d4b\u8bd5\uff0c\u6570\u636e\u5206\u6790\uff0c\u4e0a<\/strong>\u6d4b\u8bd5\u8c37<\/strong><\/a>\uff01<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

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