{"id":135047,"date":"2018-04-21T14:00:08","date_gmt":"2018-04-21T06:00:08","guid":{"rendered":"\/\/m.iemloyee.com\/?p=135047"},"modified":"2018-04-17T10:48:29","modified_gmt":"2018-04-17T02:48:29","slug":"%e6%9b%bc%e5%bd%bb%e6%96%af%e7%89%b9%e5%a4%a7%e5%ad%a6nat-commun-%ef%bc%9a%e9%ab%98%e5%bc%ba%e7%a1%85%e7%9b%b8%e4%b8%8d%e9%94%88%e9%92%a2%e7%9a%84%e8%ae%be%e8%ae%a1%e5%92%8c%e8%80%90%e7%a3%a8","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=135047","title":{"rendered":"\u66fc\u5f7b\u65af\u7279\u5927\u5b66Nat. Commun. \uff1a\u9ad8\u5f3a\u7845\u76f8\u4e0d\u9508\u94a2\u7684\u8bbe\u8ba1\u548c\u8010\u78e8\u6027\u7814\u7a76"},"content":{"rendered":"
\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n \u968f\u7740\u793e\u4f1a\u5bf9\u73af\u5883\u53cb\u597d\u578b\u6750\u6599\u7684\u9700\u6c42\uff0c\u4f20\u7edf\u7684\u94b4\u57fa\u8010\u78e8\u5806\u710a\u5408\u91d1\uff0c\u5e38\u7528\u4e8e\u6838\u9886\u57df\u3002\u56e0\u4e3a\u94b4\u57fa\u8010\u78e8\u5806\u710a\u5408\u91d1\u80fd\u591f\u6ee1\u8db3\u8010\u78e8\u3001\u5f3a\u5ea6\u9ad8\u548c\u8010\u8680\u7684\u8981\u6c42\u3002\u4f46\u662f\uff0c\u94b4\u5408\u91d1\u7684\u4ef7\u683c\u9ad8\u3001\u5236\u5907\u56f0\u96be\uff0c\u6240\u4ee5\u66ff\u4ee3\u5408\u91d1\u6b63\u5728\u88ab\u5e7f\u6cdb\u7814\u7a76\u3002\u672c\u6587\u7814\u7a76\u4e86\u94c1\u57fa\u7684\u4e0d\u9508\u94a2RR2450\u5408\u91d1\u4e2d\uff0c\u65b0\u51fa\u73b0\u7684\u9ad8\u5f3a\u76f8\u7684\u51fa\u73b0\uff0c\u5bf9\u4e8e\u5408\u91d1\u6027\u80fd\u7684\u5f71\u54cd\u3002\u6d4b\u8bd5\u4e86\u5408\u91d1\u7684\u6027\u80fd\u53d8\u5316\uff0c\u5206\u6790\u4e86\u9ad8\u5f3a\u76f8\u7684\u6676\u4f53\u4fe1\u606f\uff0c\u63ed\u793a\u4e86\u9ad8\u5f3a\u76f8\u6539\u5584\u5408\u91d1\u6027\u80fd\u7684\u4f5c\u7528\u673a\u7406\u3002<\/p>\n \u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n \u8fd1\u65e5\uff0c\u82f1\u56fd\u66fc\u5f7b\u65af\u7279\u5927\u5b66<\/strong>\u7684M. Preuss<\/strong>\uff08\u901a\u8baf\u4f5c\u8005\uff09<\/strong>\u7b49\u4eba\u7814\u7a76\u53d1\u73b0\uff0c\u8010\u78e8\u5806\u710a\u91d1\u5c5e\u5177\u6709\u9ad8\u5f3a\u3001\u8010\u78e8\u548c\u8010\u8680\u5c42\u3002\u8fd9\u6d82\u5c42\u4fc3\u4f7f\u5408\u91d1\u53ef\u4ee5\u5728\u6781\u7aef\u73af\u5883\uff08\u5982\u6838\u53cd\u5e94\u5668\uff09\u4e0b\u4f7f\u7528\u3002\u4f5c\u8005\u5728\u8010\u78e8\u5806\u710a\u94c1\u57fa\u5408\u91d1\u4e2d\uff0c\u53d1\u73b0\u8d85\u9ad8\u5f3aFe-Cr-Ni\u7845\u76f8\uff0c\u547d\u540d\u4e3a\u03c0-\u94c1\u7845\u76f8\u3002\u91c7\u7528X\u5c04\u7ebf\u65ad\u5c42\u6444\u5f71\u672f\u89c2\u5bdf\u8fd9\u79cd\u76f8\u7684\u539f\u5b50\u7ed3\u6784\u3002\u7eb3\u7c73\u786c\u5ea6\u6d4b\u8bd5\u8868\u660e\uff0c\u03c0-\u94c1\u7845\u76f8\u7684\u786c\u5ea6\u662f\u5468\u56f4\u5965\u6c0f\u4f53\u548c\u94c1\u7d20\u4f53\u76f8\u76842.5\u500d\uff1b\u538b\u7f29\u5f3a\u5ea6\u6d4b\u8bd5\u7ed3\u679c\u4e3a\uff0c\u03c0-\u94c1\u7845\u76f8\u7684\u5f3a\u5ea6\u5f02\u5e38\u9ad8\uff0c\u5373\u4f7f\u8d85\u8fc71.6 GPA\u4e5f\u4e0d\u4f1a\u5c48\u670d\u3002\u56e0\u6b64\u03c0-\u94c1\u7845\u76f8\u4e0d\u4ec5\u53ef\u4ee5\u4f5c\u4e3a\u4e00\u79cd\u65b0\u7684\u5f3a\u5ea6\u3001\u8010\u78e8\u6027\u548c\u8010\u8680\u6027\u7684\u94c1\u57fa\u6d82\u5c42\uff0c\u66ff\u4ee3\u8f83\u8d35\u548c\u5371\u9669\u7684\u94b4\u57fa\u5408\u91d1\uff0c\u5e94\u7528\u5230\u6838\u53cd\u5e94\u4e2d\uff0c\u4e5f\u53ef\u4ee5\u4fc3\u8fdb\u4e00\u79cd\u65b0\u7684\u3001\u9ad8\u6027\u80fd\u7684\u7845\u589e\u5f3a\u4e0d\u9508\u94a2\u6750\u6599\u7684\u53d1\u5c55\uff0c\u4e0d\u4ec5\u4ec5\u4f9d\u8d56\u78b3\u7684\u4e0d\u9508\u94a2\u6750\u6599\u3002\u76f8\u5173\u6210\u679c\u4ee5\u201c<\/strong>A high-strength silicide phase in a stainless steel alloy designed for wear-resistant applications<\/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 RR2450<\/strong>\u7684\u7c89\u672b<\/strong>XRD<\/strong>\u56fe\u8c31<\/strong><\/p>\n \u91c7\u7528\u94b4\u9776\uff08\u03bb= 1.79 \u00c5\uff09\u6d4b\u8bd5\uff0cRR2450\u7684\u7c89\u672bXRD\u56fe\u8c31\uff1a\u5965\u6c0f\u4f53\uff08\u03b3\uff09, \u03b4-\u94c1\u7d20\u4f53\uff08\u03b4\uff09\uff0c\u7845\u76f8\uff08\u03c0\uff09\uff0cM7<\/sub>C3<\/sub>\u548c\uff08Nb,Ti\uff09CN\u3002<\/p>\n \u56fe<\/strong>2 RR250<\/strong>\u5408\u91d1\u5178\u578b\u533a\u57df\u7684\u5143\u7d20\u5206\u6790\u56fe<\/strong><\/p>\n \uff08a\uff09EBSD\u76f8\u56fe\uff1b<\/p>\n \uff08b\uff09\u5e26\u5bf9\u6bd4\u56fe\uff1b<\/p>\n \uff08c\uff09Cr\u7684SEM-EDS\u56fe\u50cf\uff1b<\/p>\n \uff08d\uff09Ni\u7684SEM-EDS\u56fe\u50cf\u3002<\/p>\n \u56fe<\/strong>3 VESTA<\/strong>\u7b2c\u4e00\u6027\u539f\u7406\u8ba1\u7b97\u7684\u03c0<\/strong>–<\/strong>\u94c1\u7845\u76f8\uff0c\u8fd0\u52a8\u7ec6\u5316\u540e\u7684\u539f\u5b50\u5206\u5e03\u56fe<\/strong><\/p>\n \uff08a\uff09\u03c3(\u0394V) = 1.09 e\/\u00c5\u65f6\uff0c\u03c0-\u94c1\u7845\u76f8\uff0c\u8fd0\u52a8\u7ec6\u5316\u540e\u7684\u539f\u5b50\u5206\u5e03\u56fe\uff1b<\/p>\n \uff08b\uff09\u03c3(\u0394V) = 0.093 e\/\u00c5\u65f6\uff0c\u03c0-\u94c1\u7845\u76f8\uff0c\u8fd0\u52a8\u7ec6\u5316\u540e\u7684\u539f\u5b50\u5206\u5e03\u56fe\uff1b<\/p>\n \uff08c\uff09\u03c3(\u0394V) = 1.41 e\/\u00c5\u65f6\uff0c\u7f3a\u78b3\u7684\u03c0-\u94c1\u7845\u76f8\uff0c\u8fd0\u52a8\u7ec6\u5316\u540e\u7684\u539f\u5b50\u5206\u5e03\u56fe\uff1b<\/p>\n \uff08d\uff09\u03c3(\u0394V) = 0.054 e\/\u00c5\u65f6\uff0c\u7f3a\u78b3\u7684\u03c0-\u94c1\u7845\u76f8\uff0c\u8fd0\u52a8\u7ec6\u5316\u540e\u7684\u539f\u5b50\u5206\u5e03\u56fe\u3002<\/p>\n \u56fe<\/strong>4 RR2450<\/strong>\u5408\u91d1\u4e2d<\/strong>\u03c0<\/strong>–<\/strong>\u94c1\u7845\u76f8\uff0c\u8fd0\u52a8\u7ec6\u5316\u540e\u7684\u7ed3\u6784\u793a\u610f\u56fe<\/strong><\/p>\n RR2450\u5408\u91d1\u4e2d\u03c0-\u94c1\u7845\u76f8\uff0c\u8fd0\u52a8\u7ec6\u5316\u540e\u7684\u7ed3\u6784\u793a\u610f\u56fe\u3002<\/p>\n \u56fe<\/strong>5 RR2450<\/strong>\u7684\u529b\u5b66\u6027\u80fd\u5206\u6790<\/strong><\/p>\n \uff08a\uff09RR2450\u5408\u91d1\u7684\u5e73\u5747\u7ef4\u6c0f\u786c\u5ea6\u56fe\uff1b<\/p>\n \uff08b\uff09RR2450\u5408\u91d1\u4e2d\uff0c\u5965\u6c0f\u4f53\u3001\u03c0-\u94c1\u7845\u76f8\u548c\uff08Nb\uff0cTi\uff09CN\u76f8\u7684\u4e2d\u5b50\u884d\u5c04\u539f\u4f4d\u4fa7\u538b\u8bd5\u9a8c\u7684\u538b\u7f29\u5f39\u6027\u5e94\u53d8\u56fe\u3002<\/p>\n \u56fe<\/strong>6 <\/strong>\u5faa\u73af\u9ad8\u6e29\u7b49\u9759\u538b<\/strong>HIP<\/strong>\u6a21\u62df\u4e2d\uff0c\u6e29\u5ea6\u548c\u65f6\u95f4\u5bf9\u76f8\u6210\u5206\u7684\u5f71\u54cd<\/strong><\/p>\n \u5faa\u73af\u9ad8\u6e29\u7b49\u9759\u538bHIP\u6a21\u62df\u4e2d\uff0c\u6e29\u5ea6\u548c\u65f6\u95f4\u5bf9\u76f8\u6210\u5206\u7684\u5f71\u54cd\u3002<\/p>\n \u56fe<\/strong>7 RR2450<\/strong>\u548c<\/strong>5183<\/strong>\u5408\u91d1\u7684\u76f8\u7a33\u5b9a\u6027\u548c\u5316\u5b66\u8ba1\u91cf\u7684\u5173\u7cfb<\/strong><\/p>\n \uff08a\uff09\u03c0-\u94c1\u7845\u76f8\u548c\u5965\u6c0f\u4f53\u76f8\u7684\u4f53\u79ef\u5206\u6570\u4e4b\u95f4\u7684\u5173\u7cfb\uff1b<\/p>\n \uff08b\uff09\u03c0-\u94c1\u7845\u76f8\u7684\u4f53\u79ef\u5206\u6570\u548c\u94c1\u7d20\u4f53\u4f53\u79ef\u5206\u6570\u7684\u53d8\u5316\uff1b<\/p>\n \uff08c\uff09Ni\u7684\u542b\u91cf\u548c\u5965\u6c0f\u4f53\u7684\u7a33\u5b9a\u6027\u7684\u5173\u7cfb\u56fe\uff1b<\/p>\n \uff08d\uff09Ni\u7684\u542b\u91cf\u548c\u03c0-\u94c1\u7845\u76f8\u7684\u7a33\u5b9a\u6027\u7684\u5173\u7cfb\u56fe\uff1b<\/p>\n \uff08e\uff09Si\u7684\u542b\u91cf\u548c\u03c0-\u94c1\u7845\u76f8\u7684\u7a33\u5b9a\u6027\u7684\u5173\u7cfb\u56fe\uff1b<\/p>\n \uff08f\uff09Cr\u7684\u542b\u91cf\u548c\u03c0-\u94c1\u7845\u76f8\u7684\u4f53\u79ef\u5206\u6570\u7684\u5173\u7cfb\u56fe\u3002<\/p>\n \u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n \u672c\u6587\u7814\u7a76\u4e86\u94a2\u4e2d\u7684\u9ad8\u5f3a\u76f8\uff08\u03c0-\u94c1\u7845\u76f8\uff09\u3002\u660e\u786e\u4e86\u03c0-\u94c1\u7845\u76f8\u7684\u6676\u683c\u5e38\u6570\u3001\u539f\u5b50\u4f4d\u7f6e\u548cP<\/em>21<\/sub>3\u7a7a\u95f4\u7fa4\u3002\u91c7\u53d6\u52a8\u529b\u5b66\u7ec6\u5316\u7684\u65b9\u6cd5\uff0c\u7814\u7a76\u78b3\u539f\u5b50\u7684\u4f4d\u7f6e\u3001\u542b\u91cf\u5bf9\u03c0-\u94c1\u7845\u76f8\u7684\u5f71\u54cd\u3002\u91c7\u7528\u539f\u4f4d\u7c89\u672b\u70ed\u5904\u7406\u65b9\u6cd5\uff0c\u5206\u6790\u03c0-\u94c1\u7845\u76f8\u7684\u5206\u89e3\u6e29\u5ea6\u3002\u5206\u6790\u7ed3\u679c\u53ef\u77e5\uff0c\u4e0d\u9508\u94a2\u5408\u91d1\u8bbe\u8ba1\u91c7\u7528\u7845\u5143\u7d20\u53d6\u4ee3\u78b3\u5143\u7d20\u662f\u53ef\u884c\u7684\u3002\u7845\u57fa\u4e0d\u9508\u94a2\u6750\u6599\u5177\u6709\u9ad8\u5f3a\u5ea6\u3001\u8010\u8150\u8680\u7684\u7279\u70b9\uff0c\u5728\u672a\u6765\u7684\u5e94\u7528\u4e0a\uff0c\u5177\u6709\u5f88\u9ad8\u7684\u6f5c\u529b\u3002<\/p>\n \u6587\u732e\u94fe\u63a5\uff1a<\/strong>A high-strength silicide phase in a stainless steel alloy designed for wear-resistant applications<\/a>\uff08Nature Communications, 2018, DOI: 10.1038\/s41467-018-03875-9\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
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