{"id":94886,"date":"2017-08-08T06:30:00","date_gmt":"2017-08-07T22:30:00","guid":{"rendered":"\/\/m.iemloyee.com\/?p=94886"},"modified":"2017-08-05T19:13:56","modified_gmt":"2017-08-05T11:13:56","slug":"acta-mater-%ef%bc%9a%e6%b2%89%e7%a7%af%e5%9c%a8%e8%93%9d%e5%ae%9d%e7%9f%b3%e8%a1%a8%e9%9d%a2%e7%9a%84%e5%a4%9a%e6%99%b6mo%e8%96%84%e8%86%9c%e7%9a%84%e5%9b%ba%e6%80%81%e9%99%a4%e6%b9%bf","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=94886","title":{"rendered":"Acta Mater.\uff1a\u6c89\u79ef\u5728\u84dd\u5b9d\u77f3\u8868\u9762\u7684\u591a\u6676Mo\u8584\u819c\u7684\u56fa\u6001\u9664\u6e7f"},"content":{"rendered":"
\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n \u6c89\u79ef\u5728\u975e\u6da6\u6e7f\u60f0\u6027\u57fa\u6750\u4e0a\u7684\u91d1\u5c5e\u8584\u819c\u5728\u4f4e\u4e8e\u7194\u70b9\u7684\u9ad8\u6e29\u4e0b\u4f1a\u53d1\u751f\u51dd\u805a\u3002\u819c\u51dd\u805a\u7684\u8fc7\u7a0b\uff0c\u4e5f\u79f0\u4e3a\u56fa\u6001\u9664\u6e7f\uff0c\u5176\u9a71\u52a8\u529b\u4e3a\u7cfb\u7edf\u7684\u603b\u8868\u9762\u80fd\u548c\u754c\u9762\u80fd\u7684\u51cf\u5c11\uff0c\u800c\u5176\u52a8\u529b\u5b66\u7531\u91d1\u5c5e\u8868\u9762\u7684\u81ea\u6269\u6563\u6240\u63a7\u5236\u3002\u56fa\u6001\u9664\u6e7f\u8d77\u59cb\u4e8e\u819c\u4e2d\u901a\u5b54\u7684\u6210\u6838\uff0c\u5e76\u901a\u8fc7\u4e09\u76f8\u7ed3\uff08\u84b8\u6c14\uff0f\u57fa\u5e95\uff0f\u8584\u819c\uff09\u7684\u8fd0\u52a8\u800c\u957f\u5927\u3002\u7531\u5b54\u6392\u51fa\u7684\u6750\u6599\u901a\u5e38\u5728\u5176\u8fb9\u7f18\u5904\u7d2f\u79ef\uff0c\u5728\u9664\u6e7f\u7684\u4e2d\u95f4\u9636\u6bb5\u5f62\u6210\u7f51\u72b6\u6216\u5206\u652f\u7ed3\u6784\u3002\u91d1\u5c5e\u819c\u51dd\u805a\u53ef\u7528\u4e8e\u5236\u9020\u5fae\u9897\u7c92\u3001\u7eb3\u7c73\u9897\u7c92\u9635\u5217\uff0c\u5e94\u7528\u4e8e\u78b3\u7eb3\u7c73\u7ba1\u548c\u534a\u5bfc\u4f53\u7eb3\u7c73\u7ebf\u7684\u50ac\u5316\u751f\u957f\u3001\u611f\u6d4b\u3001\u7b49\u79bb\u5b50\u4f53\u6fc0\u5149\u548c\u5176\u5b83\u5149\u5b66\u5e94\u7528\u3002\u5728\u4e2d\u95f4\u9636\u6bb5\u5f62\u6210\u7684\u590d\u6742\u4e92\u8fde\u7684\u7f51\u72b6\u91d1\u5c5e\u7ed3\u6784\u53ef\u7528\u4f5c\u71c3\u6599\u7535\u6c60\u7684\u7535\u6781\u3002\u7136\u800c\uff0c\u5b9e\u9645\u4e0a\u9664\u6e7f\u8fc7\u7a0b\u4ecd\u7136\u4e0d\u80fd\u5b8c\u5168\u63a7\u5236\u3002<\/p>\n \u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n \u8fd1\u65e5\uff0c\u4ee5\u8272\u5217\u7406\u5de5\u5b66\u9662<\/strong>\u7684E. Rabkin<\/strong>\u5728Acta Mater.<\/strong>\u4e0a<\/strong>\u53d1\u8868\u4e86\u9898\u4e3a\u201cSolid state dewetting of polycrystalline Mo film on sapphire<\/strong> \u201d\u7684\u6587\u7ae0\u3002\u8fd9\u7bc7\u6587\u7ae0\u4e2d\u7814\u7a76\u4e86\u6c89\u79ef\u5728\u84dd\u5b9d\u77f3\u57fa\u5e95\u4e0a\u7684Mo\u8584\u819c\u7684\u56fa\u6001\u9664\u6e7f\u52a8\u529b\u5b66\u3002\u8be5\u8fc7\u7a0b\u7684\u52a8\u529b\u5b66\u53ef\u7531\u5177\u6709\u4e24\u4e2a\u4e0d\u540c\u6307\u6570\u7684Johnson-Mehl-Avrami-Kolmogorov\u65b9\u7a0b\u63cf\u8ff0\uff0c\u8868\u660e\u5728\u957f\u65f6\u95f4\u9000\u706b\u8fc7\u7a0b\u4e2d\u5b54\u6210\u6838\u901f\u7387\u964d\u4f4e\u3002\u7814\u7a76\u4eba\u5458\u5c06\u8fd9\u79cd\u964d\u4f4e\u4e0e\u6676\u754c\u548c\u4e09\u76f8\u7ed3\u7684\u4f5c\u7528\u4ee5\u53ca\u9000\u706b\u8fc7\u7a0b\u4e2d\u6676\u7c92\u7684\u751f\u957f\u8054\u7cfb\u8d77\u6765\u3002\u6bcf\u4e2a\u81a8\u80c0\u5b54\u90e8\u5206\u88ab\u5f02\u5e38\u5927\u7684\u9897\u7c92\u5305\u56f4\uff0c\u5176\u4f59\u90e8\u5206\u5219\u4e0e\u539f\u59cb\u539a\u5ea6\u7684\u672a\u53d7\u5e72\u6270\u7684\u819c\u76f8\u63a5\u3002\u5b54\u7684\u81a8\u80c0\u4e3b\u8981\u53d1\u751f\u5728\u5e73\u819c\u7684\u65b9\u5411\u4e0a\u3002\u7814\u7a76\u4eba\u5458\u57fa\u4e8e\u5728\u5f02\u5e38\u6676\u7c92\u65b9\u5411\u4e0a\u7684\u8868\u9762\u6269\u6563\u5236\u5b9a\u4e86\u5b54\u81a8\u80c0\u7684\u52a8\u529b\u5b66\u6a21\u578b\u3002<\/p>\n \u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n \u56fe\u4e00\uff1a\u540c\u4e00\u533a\u57df\u4e0d\u540c\u70ed\u5904\u7406\u65f6\u95f4\u7684<\/strong>AFM<\/strong>\u663e\u5fae\u7167\u7247<\/strong><\/p>\n (a-h) \u70ed\u5904\u740615min(a)\u300130min(b)\u300145min(c)\u300160min(d)\u3001120min(e)\u3001180min(f)\u3001240min(g)\u548c300min(h)\u540e\u7684\u540c\u4e00\u533a\u57df\u7684AFM\u663e\u5fae\u7167\u7247\uff08\u5c3a\u5bf8\u4e3a15\u00d715\u03bcm2<\/sup>\uff09\u3002<\/p>\n \u56fe\u4e8c\uff1a<\/strong>Mo<\/strong>\u819c\u7684<\/strong>SEM<\/strong>\u663e\u5fae\u7167\u7247<\/strong><\/p>\n (a) \u6c89\u79ef\u7684Mo\u819c\u7684SEM\u663e\u5fae\u7167\u7247\u3002<\/p>\n (b) \u5728940\u2103\u9000\u706b60\u5206\u949f\u7684Mo\u819c\u7684SEM\u663e\u5fae\u7167\u7247\u3002<\/p>\n \u56fe\u4e09\uff1a\u5404\u5b9e\u9a8c\u53c2\u6570\u968f\u9000\u706b\u65f6\u95f4\u7684\u53d8\u5316\u8d8b\u52bf<\/strong><\/p>\n (a) \u4e24\u4e2a\u7814\u7a76\u533a\u57df\u7684\u819c\u4e2d\u5b54\u6570\u4e0e\u9000\u706b\u65f6\u95f4\u7684\u51fd\u6570\u5173\u7cfb\u3002<\/p>\n (b) \u56db\u4e2a\u4ee3\u8868\u6027\u5b54\u7684\u9762\u79ef\u4e0e\u9000\u706b\u65f6\u95f4\u7684\u51fd\u6570\u5173\u7cfb\u3002\u865a\u7ebf\u8fde\u63a5\u5e73\u5747\u503c\u3002<\/p>\n (c) \u4e24\u4e2a\u7814\u7a76\u533a\u57df\u7684\u57fa\u5e95\u9762\u79ef\u4e0e\u9000\u706b\u65f6\u95f4\u7684\u51fd\u6570\u5173\u7cfb\u3002<\/p>\n (d) \u819c\u4e2d\u7684\u5e73\u5747\u7c92\u5f84\u4e0e\u9000\u706b\u65f6\u95f4\u7684\u51fd\u6570\u5173\u7cfb\uff08\u4e0d\u5305\u62ec\u4f4d\u4e8e\u5b54\u7f18\u7684\u9897\u7c92\uff09\u3002<\/p>\n \u56fe\u56db\uff1a\u6c89\u79ef\uff08<\/strong>a-c<\/strong>\uff09\u548c\u90e8\u5206\u56e2\u805a\uff08<\/strong>d-f<\/strong>\uff09\u819c\u7684<\/strong>EBSD<\/strong>\u56fe<\/strong><\/p>\n (a\u3001d) \u56fe\u7247\u8d28\u91cf\u3002<\/p>\n (b\u3001e) \u6b63\u65b9\u5411\u7684EBSD\u56fe\u3002<\/p>\n (c\u3001f) \u6eda\u52a8\u65b9\u5411\u7684EBSD\u56fe\u3002<\/p>\n (h\u3001i) \u6c89\u79ef\u548c\u90e8\u5206\u51dd\u805a\u7684\u8584\u819c\u7684{110}\u6781\u6570\u3002<\/p>\n \u56fe\u4e94\uff1a\u6c89\u79ef\uff08<\/strong>a-c<\/strong>\uff09\u548c\u90e8\u5206\u56e2\u805a\uff08<\/strong>d-f<\/strong>\uff09\u819c\u7684<\/strong>EBSD<\/strong>\u56fe<\/strong><\/p>\n (a) \u57281380\u2103\u9000\u706b24\u5c0f\u65f6\u540e\u5f62\u6210\u7684Mo\u9897\u7c92\u7684HR-SEM\u663e\u5fae\u7167\u7247\u3002<\/p>\n (b) \u8584\u819c\uff08\u84dd\u8272\uff09\u548c\u9897\u7c92\uff08\u7ea2\u8272\uff09\u7684\u03b8-2\u03b8XRD\u56fe\u6848\u3002<\/p>\n (c) \uff08110\uff09Mo\u53cd\u5c04\u7684\u5e73\u9762PF\u3002<\/p>\n (d) \u5b8c\u5168\u51dd\u805a\u6837\u54c1\u7684\u6781\u89d260\u00b0\u5904\u7684\u76f8\u5e94\u65b9\u4f4d\u5f3a\u5ea6\u5206\u5e03\u3002<\/p>\n \u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n \u5728\u8fd9\u7bc7\u6587\u7ae0\u4e2d\uff0c\u4f5c\u8005\u63d0\u51fa\u4e86\u4e00\u79cd\u57fa\u4e8e\u6cbf\u7740\u5f02\u5e38\u957f\u5927\u7684\u6676\u7c92\u65b9\u5411\u7684\u8868\u9762\u6269\u6563\u7684\u7a7a\u7a74\u751f\u957f\u7684\u52a8\u529b\u5b66\u6a21\u578b\u3002\u8be5\u6a21\u578b\u63cf\u8ff0\u4e86\u5728\u957f\u65f6\u95f4\u9000\u706b\u6761\u4ef6\u4e0b\u9664\u6e7f\u901a\u9053\u7684\u7a33\u6001\u589e\u957f\uff0c\u7b26\u5408Jiran\u548cThompson\u7684\u6a21\u578b\u3002\u4f5c\u8005\u5c06\u5b54\u4e2d\u7684\u5f02\u5e38\u6676\u7c92\u7684\u6a2a\u5411\u751f\u957f\u4e0e\u8868\u9762\u6269\u6563\u901a\u91cf\u7684\u51e0\u4f55\u5f62\u72b6\u3001\u4ee5\u53ca\u5b54\u4e2d\u6392\u51fa\u7684\u5145\u5f53\u5438\u6536\u6750\u6599\u7684\u6676\u7c92\u76f8\u5173\u8054\u3002\u6700\u540e\uff0c\u4f5c\u8005\u5f3a\u8c03\uff0c\u5728\u84dd\u5b9d\u77f3\u4e0a\u7684Mo\u7684\u56fa\u6001\u9664\u6e7f\u4e0eFCC\u6676\u4f53\u7684\u591a\u6676\u8584\u819c\u7684\u9664\u6e7f\u6709\u8bb8\u591a\u76f8\u4f3c\u4e4b\u5904\u3002<\/p>\n \u6587\u732e\u94fe\u63a5\uff1a<\/strong>Solid state dewetting of polycrystalline Mo film on sapphire<\/a>\uff08Acta Mater.2017\uff0cDOI: 10.1016\/j.actamat.2017.07.057\uff09<\/p>\n \u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u8ba1\u7b97\u6750\u6599\u7ec4daoke\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u6574\u7406\u7f16\u8f91\u3002<\/p>\n \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\u70b9\u6211\u52a0\u5165\u6750\u6599\u4eba\u7f16\u8f91\u90e8<\/a>\u3002<\/p>\n<\/a><\/strong><\/p>\n
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