{"id":153302,"date":"2018-09-25T06:13:51","date_gmt":"2018-09-24T22:13:51","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=153302"},"modified":"2018-09-25T13:00:12","modified_gmt":"2018-09-25T05:00:12","slug":"%e4%b8%ad%e5%9b%bd%e8%a5%bf%e5%8c%97%e5%a4%a7%e5%ad%a6%e7%be%8e%e5%9b%bd%e5%8c%97%e5%8d%a1%e7%bd%97%e6%9d%a5%e5%b7%9e%e5%a4%a7%e5%ad%a6msea%ef%bc%9a%e5%9f%ba%e4%ba%8e%e6%99%b6%e4%bd%93%e5%a1%91","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=153302","title":{"rendered":"\u4e2d\u56fd\u897f\u5317\u5de5\u4e1a\u5927\u5b66&\u7f8e\u56fd\u5317\u5361\u7f57\u6765\u5dde\u5927\u5b66MSEA\uff1a\u57fa\u4e8e\u6676\u4f53\u5851\u6027\u6709\u9650\u5143\u6cd5\u7684FCC\u91d1\u5c5e\u7edd\u70ed\u526a\u5207\u5c40\u90e8\u6570\u503c\u6a21\u62df"},"content":{"rendered":"

\u3010\u524d\u8a00\u3011<\/strong><\/p>\n

\u526a\u5207\u5e26\u662f\u5851\u6027\u5e94\u53d8\u9762\u5fc3\u7acb\u65b9(FCC)\u91d1\u5c5e\u4e2d\u6700\u5e38\u89c1\u548c\u516c\u8ba4\u7684\u5fae\u7ed3\u6784\u7279\u5f81\u4e4b\u4e00\u3002\u5728\u91cd\u8f67\u5236\u91d1\u5c5e\u677f\u548c\u666e\u901a\u5e94\u53d8\u538b\u7f29\u6750\u6599\u4e2d\uff0c\u5b83\u4ee5\u96c6\u4e2d\u5851\u6027\u6d41\u52a8\u5e26\u72b6\u533a\u57df\u7684\u5f62\u5f0f\u51fa\u73b0\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u526a\u5207\u5e26\u4f5c\u4e3a\u4e00\u79cd\u66ff\u4ee3\u53d8\u5f62\u6a21\u5f0f\u6765\u9002\u5e94\u5851\u6027\u5e94\u53d8\uff0c\u8fd9\u662f\u5bfc\u81f4\u5e94\u529b\u96c6\u4e2d\u5c40\u90e8\u5316\u7684\u539f\u56e0\u3002\u526a\u5207\u5e26\u73b0\u8c61\u5728\u8fd1\u5e74\u6765\u53d7\u5230\u4e86\u7814\u7a76\u4eba\u5458\u6781\u5927\u5173\u6ce8\uff0c\u8fd9\u4e0d\u4ec5\u662f\u56e0\u4e3a\u5b83\u4eec\u4ee3\u8868\u4e86\u8bb8\u591a\u91d1\u5c5e\u5728\u5851\u6027\u5e94\u53d8\u65f6\u5fae\u89c2\u7ed3\u6784\u7684\u7279\u5f81\uff0c\u8fd8\u56e0\u4e3a\u5b83\u4eec\u5bf9\u5e26\u5185\u5fae\u89c2\u7ed3\u6784\u548c\u518d\u7ed3\u6676\u7ec7\u6784\u7684\u6f14\u53d8\u4ea7\u751f\u4e86\u91cd\u5927\u5f71\u54cd\u3002\u5728\u5177\u6709\u4e0d\u540c\u5806\u579b\u5c42\u9519\u80fd(SFE)\u7684FCC\u91d1\u5c5e\u4e2d\uff0c\u526a\u5207\u5e26\u53ef\u5206\u522b\u4e3a\u201c\u94dc\u578b\u201d\u548c\u201c\u9ec4\u94dc\u578b\u201d\u526a\u5207\u5e26\u3002<\/p>\n

\u7814\u7a76\u4eba\u5458\u76ee\u524d\u5df2\u7ecf\u5bf9FCC\u91d1\u5c5e\u4e2d\u7684\u526a\u5207\u5c40\u90e8\u8fdb\u884c\u4e86\u4e00\u4e9b\u5b9e\u9a8c\u548c\u6570\u503c\u7814\u7a76\u3002\u7136\u800c\uff0c\u8bb8\u591a\u7ec6\u8282\u4ecd\u4e0d\u6e05\u695a\uff0c\u9700\u8981\u8fdb\u4e00\u6b65\u9610\u8ff0\u3002\u7edd\u70ed\u526a\u5207\u5e26(ASBs)\u4e0e\u4e0a\u8ff0\u79bb\u6563\u526a\u5207\u5e26\u6709\u5f88\u5927\u4e0d\u540c\uff0c\u56e0\u4e3a\u524d\u8005\u5851\u6027\u53d8\u5f62\u8fc7\u7a0b\u4e2d\u7684\u70ed\u6548\u5e94\u4e0d\u53ef\u5ffd\u7565\u3002\u7531\u4e8e\u70ed\u8f6f\u5316\u5bfc\u81f4\u7684\u6750\u6599\u5f3a\u5ea6\u635f\u5931\u8d85\u8fc7\u4e86\u7531\u4e8e\u5e94\u53d8\u786c\u5316\u6216\u5e94\u53d8\u901f\u7387\u786c\u5316\u5bfc\u81f4\u7684\u5f3a\u5ea6\u589e\u52a0\u3002\u6700\u7ec8\uff0cASBs\u4f1a\u53d1\u5c55\u6210\u4e3a\u70ed\u5851\u6027\u4e0d\u7a33\u5b9a\u7684\u7ed3\u679c\u3002<\/p>\n

\u4e8b\u5b9e\u4e0a\uff0c\u5728FCC\u91d1\u5c5e\u4e2d\uff0cASBs\u5f88\u5c11\u5728\u52a8\u6001\u5355\u8f74\u538b\u7f29\u4e0b\u88ab\u53d1\u73b0\u3002\u7814\u7a76\u4eba\u5458\u901a\u8fc7\u8bbe\u8ba1\u5177\u6709\u7279\u6b8a\u51e0\u4f55\u5f62\u72b6\u7684\u6837\u54c1(\u5e3d\u5f62\u6216\u622a\u5934\u5706\u9525\u4f53\u6837\u672c)\u6765\u8fdb\u884c\u89c2\u6d4b\uff0c\u5f53\u6837\u672c\u5904\u4e8e\u673a\u68b0\u8f7d\u8377\u4e0b\u65f6\uff0c\u67d0\u4e9b\u5c40\u90e8\u533a\u57df\u4f1a\u5f15\u5165\u96c6\u4e2d\u7684\u5927\u526a\u5207\u5e94\u53d8\u3002\u4f46\u662f\u8fd9\u79cd\u7279\u6b8a\u7684\u51e0\u4f55\u5f62\u72b6\u5e76\u6ca1\u6709\u6293\u4f4fASB\u6750\u6599\u7684\u201c\u5185\u5728\u201d\u8868\u73b0\u3002\u7814\u7a76\u4eba\u5458\u5728ASBs\u5185\u90e8\u5bf9\u8fd9\u4e9b\u7279\u6b8a\u8bbe\u8ba1\u7684\u6837\u54c1\u8fdb\u884c\u5fae\u89c2\u89c2\u5bdf\uff0c\u4ee5\u7814\u7a76\u5c40\u90e8\u53d8\u5f62\u8fc7\u7a0b\u4e2d\u7684\u5fae\u89c2\u7ed3\u6784\u6f14\u53d8\u3002\u8fd1\u5e74\u6765\uff0c\u7814\u7a76\u4eba\u5458\u5728BCC\u91d1\u5c5e\u4e2d\u53d1\u73b0\u6676\u7c92\u5c3a\u5bf8\u7684\u51cf\u5c0f\u80fd\u591f\u6709\u6548\u5730\u4fc3\u8fdb\u5728ASBs\u7684\u5f62\u6210\u3002\u7136\u800c\uff0c\u5bf9\u4e8eFCC\u91d1\u5c5e\uff0c\u76f4\u5230\u6700\u8fd1\uff0c\u5373\u4f7f\u5f53\u6750\u6599\u7684\u7c92\u5ea6\u7ec6\u5316\u5230\u7eb3\u7c73\u7ea7(\u5c0f\u4e8e100 nm )\u7814\u7a76\u4eba\u5458\u4ecd\u65e7\u6ca1\u6709\u5728\u9ad8\u901f\u538b\u7f29\u4e0b\u89c2\u5bdf\u5230ASBs\u3002\u56e0\u6b64\uff0c\u5728FCC\u91d1\u5c5e\u4e2d\uff0c\u5f62\u6210ASBs\u7684\u5b9e\u9a8c\u8bc1\u636e\u7684\u7f3a\u4e4f\u963b\u788d\u4e86\u5bf9\u8fd9\u4e9b\u91d1\u5c5e\u4e2dASBs\u7684\u6df1\u5165\u7814\u7a76\u3002\u76f4\u5230\u6700\u8fd1\uff0c\u5728298 K\u548c77 K\u7684\u52a8\u6001\u5355\u8f74\u538b\u7f29\u540e\uff0c\u5728\u5177\u6709FCC\u6676\u4f53\u7ed3\u6784\u7684\u7eb3\u7c73\u7ed3\u6784(NS) Cu-Al\u5408\u91d1\u4e2d\u7814\u7a76\u4eba\u5458\u53d1\u73b0\u4e86\u5171\u8f6d\u7684ASBs\u3002\u9ad8\u5e94\u53d8\u901f\u7387\u4e0b\u7684\u5404\u5411\u5f02\u6027\u884c\u4e3a\u548c\u7eb9\u7406\u6d4b\u91cf\u8868\u660e\uff0c\u4e25\u91cd\u5851\u6027\u53d8\u5f62(SPD)\u671f\u95f4\u5f62\u6210\u7684\u9884\u5148\u5b58\u5728\u7684\u7eb9\u7406\u5e94\u8be5\u662f\u8bd5\u6837\u5728\u9ad8\u901f\u538b\u7f29\u4e0b\u52a0\u8f7d\u65f6\u526a\u5207\u5b9a\u4f4d\u7684\u539f\u56e0\u3002\u6676\u7c92\u7ec6\u5316\u5bfc\u81f4\u7684\u5f3a\u5ea6\u589e\u5f3a\u53ef\u4ee5\u63d0\u4f9b\u8db3\u591f\u7684\u53d8\u5f62\u80fd\u91cf\uff0c\u4f46\u662f\u5851\u6027\u52a0\u5de5\u4ea7\u751f\u7684\u70ed\u91cf\u4f1a\u5bfc\u81f4\u6700\u7ec8\u70ed\u5851\u6027\u7684\u4e0d\u7a33\u5b9a\u3002<\/p>\n

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

\u8fd1\u65e5\uff0c\u6765\u81ea\u4e2d\u56fd\u897f\u5317\u5de5\u4e1a\u5927\u5b66\u7684\u7d22\u6d9b\u6559\u6388\u548c\u7f8e\u56fd\u5317\u5361\u7f57\u6765\u5dde\u5927\u5b66\u7684<\/strong>Qiuming Wei<\/strong>\u6559\u6388\uff08\u5171\u540c\u901a\u8baf\uff09<\/strong>\u8054\u5408\u5728Materials Science and Engineering: A<\/strong>\u4e0a\u53d1\u8868\u6587\u7ae0\uff0c\u9898\u4e3a\uff1a\u201cNumerical simulations of adiabatic shear localization in textured FCC metal based on crystal plasticity finite element method<\/strong>\u201d\u3002\u5728\u8fd9\u9879\u5de5\u4f5c\u4e2d\uff0c\u4f5c\u8005\u63d0\u51fa\u4e86\u5177\u6709\u4e0d\u540c\u521d\u59cb\u7eb9\u7406\u7684\u591a\u6676\u6a21\u578b\u4e2d\u52a8\u6001\u5355\u8f74\u538b\u7f29\u548c\u7b80\u5355\u526a\u5207\u7684\u6676\u4f53\u5851\u6027\u6709\u9650\u5143\u6a21\u62df( CPFEM )\u3002\u76ee\u7684\u662f\u7814\u7a76\u5728\u9ad8\u5e94\u53d8\u7387\u8f7d\u8377\u4e0b\uff0cFCC\u91d1\u5c5e\u5728\u4e25\u91cd\u5851\u6027\u53d8\u5f62\u6216\u518d\u7ed3\u6676\u540e\u7ecf\u5e38\u89c2\u5bdf\u5230\u7684\u5178\u578b\u7ec7\u6784\u5bf9ASBs\u5f62\u6210\u7684\u5f71\u54cd\u3002\u6750\u6599\u7684\u54cd\u5e94\u7531\u5f39\u7c98\u5851\u6027\u8fde\u7eed\u6ed1\u79fb\u672c\u6784\u5173\u7cfb\u63cf\u8ff0\uff0c\u5176\u4e2d\u4e5f\u8003\u8651\u4e86\u6ed1\u79fb\u7cfb\u7edf\u7684\u7535\u963b\u5bf9\u6e29\u5ea6\u6f14\u5316\u7684\u4f9d\u8d56\u3002\u6a21\u62df\u7ed3\u679c\u8868\u660e\uff0c\u5728\u9ad8\u901f\u538b\u7f29\u4e0b\uff0c\u4e0d\u540c\u7684\u7eb9\u7406\u5bfc\u81f4\u526a\u5207\u5e26\u7684\u4e0d\u540c\u53d6\u5411\u548c\u526a\u5207\u5b9a\u4f4d\u53d1\u751f\u65f6\u7684\u4e0d\u540c\u4e34\u754c\u5e94\u53d8\u3002\u7814\u7a76\u4eba\u5458\u53d1\u73b0\u9ad8\u901f\u7b80\u5355\u526a\u5207\u8f7d\u8377\u6709\u52a9\u4e8eASB\u7684\u5f62\u6210\u3002\u5373\u4f7f\u5728\u65e0\u7eb9\u7406\uff0c\u5373\u968f\u673a\u7eb9\u7406\u4e2d\uff0c\u4e5f\u89c2\u5bdf\u5230\u6a21\u578b\u660e\u663e\u7684\u526a\u5207\u5c40\u90e8\u5316\u3002\u7136\u800c\uff0c\u6ed1\u79fb\u7cfb\u7edf\u6fc0\u6d3b\u5bf9\u7eb9\u7406\u7684\u4f9d\u8d56\u5bfc\u81f4ASB\u5f15\u53d1\u7684\u4e34\u754c\u526a\u5207\u5e94\u53d8\u6c34\u5e73\u53d8\u5316\u5de8\u5927\u3002\u6b64\u5916\uff0c\u4f5c\u8005\u8fd8\u8ba8\u8bba\u4e86\u4e00\u4e9b\u56e0\u7d20\uff0c\u5982\u5e94\u53d8\u7387\u3001\u6e29\u5347\u548c\u6750\u6599\u5f3a\u5ea6\u5bf9FCC\u7ec7\u6784\u5316\u91d1\u5c5e\u4e2dASBs\u5f62\u6210\u7684\u5f71\u54cd\u6765\u66f4\u6df1\u5165\u5730\u89e3\u91ca\u5f62\u6210\u8fc7\u7a0b\u3002\u4f5c\u8005\u8fd8\u5c06\u5b9e\u9a8c\u89c2\u5bdf\u548c\u6570\u503c\u6a21\u62df\u76f8\u7ed3\u5408\uff0c\u9610\u8ff0\u4e86\u50ac\u5316\u88c2\u5316\u6750\u6599\u4e2d\u5f88\u5c11\u62a5\u9053ASBs\u5f62\u6210\u7684\u539f\u56e0\u3002<\/p>\n

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

\u56fe<\/strong>1. FCC <\/strong>\u683c\u5b50\u7684\u793a\u610f\u56fe\u4e0e\u4e00\u4e9b<\/strong> {111} <\/strong>\u6ed1\u52a8\u9762\u5b9e\u4f53\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

FCC \u683c\u5b50\u7684\u793a\u610f\u56fe\u4e0e\u4e00\u4e9b {111} \u6ed1\u52a8\u9762\u5b9e\u4f53\u56fe\u3002<\/p>\n

\u56fe<\/strong>2. <\/strong>\u5173\u4e8e\u8f74<\/strong>d<\/strong>\u5728\u5750\u6807\u7cfb\u7684\u65cb\u8f6c\u4ece<\/strong>XYZ<\/strong>\u5230<\/strong>X\u2019Y\u2019Z\u2019<\/strong>\u7684\u7279\u70b9\u662f\u4e09\u65cb\u8f6c\u89d2<\/strong>\u03b4, \u03c8<\/strong>\u548c<\/strong>\u03c9<\/strong><\/p>\n

\"\"<\/p>\n

\u5173\u4e8e\u8f74d\u5728\u5750\u6807\u7cfb\u7684\u65cb\u8f6c\u4eceXYZ\u5230X\u2019Y\u2019Z\u2019\u7684\u7279\u70b9\u662f\u4e09\u65cb\u8f6c\u89d2\u03b4, \u03c8\u548c\u03c9\u3002<\/p>\n

\u56fe<\/strong>3. <\/strong>\u52a0\u8f7d\u8fb9\u754c\u6761\u4ef6<\/strong><\/p>\n

\"\"<\/p>\n

(a)\u5355\u8f74\u538b\u7f29\uff0c(b)\u7b80\u5355\u526a\u5207\uff0c(c)\u52a0\u8f7d\u5386\u53f2\uff0c\u4ee5\u53ca(d)\u7528\u4e8eCPFEM\u6a21\u62df\u7684\u6837\u672c\u7684\u6709\u9650\u5143\u8868\u793a\u7684\u52a0\u8f7d\u8fb9\u754c\u6761\u4ef6\u3002<\/p>\n

\u56fe<\/strong>4. <\/strong>\u672c\u6587\u7814\u7a76\u7684<\/strong>FCC<\/strong>\u91d1\u5c5e\u4e2d\u7684\u5178\u578b\u7eb9\u7406<\/strong><\/p>\n

\"\"<\/p>\n

\u9664\u4e86(a)\u968f\u673a\u7eb9\u7406\uff0c(001)\u6781\u56fe\u8fd8\u663e\u793a\u4e86\u5176\u4ed6\u56db\u79cd\u7c7b\u578b\u7684\u7eb9\u7406: (b)\u7acb\u65b9\u4f53{100} <001>\u3001(c)\u9ad8\u65af{110} <100>\u3001(d)\u9ec4\u94dc{110} <112>\u548c( e )\u94dc{112} <111>\uff1b<\/p>\n

(f) \u6676\u4f53\u5355\u5143\u4e2d\u6ed1\u79fb\u7cfb\u7edf\u7684\u793a\u610f\u56fe\uff0c\u4f18\u9009\u53d6\u5411\u4e3a\u9ad8\u65af\u3001\u9ec4\u94dc\u548c\u94dc\u7eb9\u7406\uff1b<\/p>\n

\u56fe<\/strong>5. FCC<\/strong>\u5355\u6676\u6a21\u578b\u7684\u521d\u6b65\u7ed3\u679c\u663e\u793a\uff0c\u5f53\u6240\u6709\u5177\u6709\u76f8\u540c\u53d6\u5411\u7684\u5143\u7d20<\/strong>(Goss (110) [001])<\/strong>\u5728\u4e09\u4e2a\u6b63\u4ea4\u65b9\u5411\u4e0a\u52a0\u8f7d\u65f6\uff0c\u5728\u52a8\u6001\u52a0\u8f7d<\/strong>(104<\/sup> s<\/strong>\u2212<\/sup><\/strong>1<\/sup><\/strong>)<\/strong>\u4e0b\uff0c\u5de5\u7a0b\u5e94\u53d8\u9ad8\u8fbe<\/strong>50 %<\/strong>\uff0c\u53d8\u5f62\u6a21\u5f0f\u4e0d\u540c<\/strong><\/p>\n

\"\"<\/p>\n

(a)\u5728X\u65b9\u5411\u4e0a\u5747\u5300\u53d8\u5f62\uff1b<\/p>\n

(b)\u548c(c) Y\u6216Z\u65b9\u5411\u7684\u5c40\u90e8\u526a\u5207\uff1b<\/p>\n

(d)\u5355\u8f74\u52a8\u6001\u538b\u7f29\u4e0b\u5355\u6676\u548c\u591a\u6676\u6a21\u578b\u7684\u771f\u5b9e\u5e94\u529b\u5e94\u53d8\u54cd\u5e94\uff1b<\/p>\n

\u56fe<\/strong>6. FCC<\/strong>\u91d1\u5c5e\u4e2d\u4e94\u79cd\u5178\u578b\u7ec7\u6784\u7684\u5e94\u529b<\/strong>–<\/strong>\u5e94\u53d8\u66f2\u7ebf<\/strong><\/p>\n

\"\"<\/p>\n

FCC\u91d1\u5c5e\u4e2d\u4e94\u79cd\u5178\u578b\u7ec7\u6784\u5728(a)\u5355\u8f74\u52a8\u6001\u538b\u7f29(\u5e94\u53d8\u7387~104<\/sup> s\u2212<\/sup>1<\/sup>)\u548c(b)\u52a8\u6001\u7b80\u5355\u526a\u5207(\u5e94\u53d8\u7387~ 104<\/sup> s\u2212<\/sup>1<\/sup>)\u4e0b\u7684\u5e94\u529b-\u5e94\u53d8\u66f2\u7ebf\u3002<\/p>\n

\u56fe<\/strong>7. <\/strong>\u4e94\u79cd\u4e0d\u540c\u7c7b\u578b\u7eb9\u7406\u7684\u5c40\u90e8\u5f62\u53d8<\/strong><\/p>\n

\"\"<\/p>\n

(a1)-(a6) \u4e94\u79cd\u4e0d\u540c\u7c7b\u578b\u7684\u7eb9\u7406\u5728\u52a8\u6001\u5355\u8f74\u538b\u7f29\u4e0b\u7684\u53d8\u5f62\u6a21\u5f0f(\u03b5\u0307=104<\/sup> s\u2212<\/sup>1<\/sup>) : 1\u3002\u968f\u673a2. \u7acb\u65b9\u4f53;3. \u9ad8\u65af;4. \u94dc;5\u548c6\u3002\u9ec4\u94dc\u7eb9\u7406, \u4e3a\u4e86\u6e05\u695a\u5730\u663e\u793a\u53d8\u5f62\u884c\u4e3a, \u5728\u56fe\u4e2d\u4e5f\u7ed9\u51fa\u4e86\u9ec4\u94dc\u7eb9\u7406\u6a21\u578b\u7684\u4f4d\u79fb\u5206\u5e03a5\uff1b<\/p>\n

(b) \u5b9e\u9a8c\u89c2\u5bdf\u4e86\u5177\u6709\u5f3a\u9ad8\u65af\u7eb9\u7406\u7684\u7eb3\u7c73\u7ed3\u6784 FCC \u5408\u91d1\u7684\u5c40\u90e8\u5f62\u53d8\u3002<\/p>\n

\u56fe<\/strong>8. <\/strong>\u4e94\u79cd\u7eb9\u7406\u52a8\u6001\u52a0\u8f7d\u7684\u7edd\u70ed\u526a\u5207<\/strong><\/p>\n

\"\"<\/p>\n

(a1)-(a5) \u5728\u7b80\u5355\u526a\u5207\u4e0b\u7684\u4e94\u79cd\u7eb9\u7406\u52a8\u6001\u52a0\u8f7d\u7684\u7edd\u70ed\u526a\u5207\u5b9a\u4f4d(\u03b3\u0307=104<\/sup>s\u2212<\/sup>1<\/sup>) : 1\u3002\u968f\u673a2. \u7acb\u65b9\u4f53;3. \u9ad8\u65af;4. \u9ec4\u94dc;5. \u94dc\u8d28\u5730\u3002(b) \u5b9e\u9a8c\u7ed3\u679c\u8868\u660e\u65e0\u6c27\u94dc\u94dc\u7684\u7edd\u70ed\u526a\u5207\u5c40\u90e8\u5316\u7684\u5f62\u6210\u3002<\/p>\n

\u56fe<\/strong>9. <\/strong>\u4e0d\u540c\u8f7d\u8377\u4e0b\u7684\u591a\u6676\u6837\u54c1<\/strong><\/p>\n

\"\"<\/p>\n

\u5728(a)\u51c6\u9759\u6001\u8f7d\u8377(0.1 s\u2212<\/sup>1<\/sup>)\u548c(b)\u52a8\u6001\u8f7d\u8377(104<\/sup> s-1<\/sup>)\u4e0b\u538b\u7f29\u5177\u6709\u9ad8\u8fbe50 %\u5de5\u7a0b\u5e94\u53d8\u7684Goss\u7ec7\u6784\u7684\u591a\u6676\u6837\u54c1\u3002<\/p>\n

\u56fe<\/strong>10. <\/strong>\u6a21\u578b\u7684\u5e94\u53d8\u4e0e\u5e94\u53d8\u7387<\/strong><\/p>\n

\"\"<\/p>\n

(a) \u5177\u6709\u94dc\u7ec7\u6784\u7684\u591a\u6676\u6a21\u578b\u57285\u00d7102<\/sup> s\u2212<\/sup>1<\/sup>\u81f32\u00d7104<\/sup> s\u2212<\/sup>1<\/sup>\u7684\u4e0d\u540c\u5e94\u53d8\u901f\u7387\u4e0b\u7684\u7b80\u5355\u526a\u5207\u53d8\u5f62;<\/p>\n

(b) \u5c40\u90e8\u5e94\u53d8\u4e0e\u526a\u5207\u5e94\u53d8\u7387\u3002<\/p>\n

\u56fe<\/strong>11. <\/strong>\u5c40\u90e8\u533a\u57df\u5143\u7d20\u8bb0\u5f55\u7684\u673a\u68b0\u54cd\u5e94<\/strong>(<\/strong>\u771f\u5b9e\u5e94\u529b<\/strong>–<\/strong>\u5e94\u53d8\u66f2\u7ebf<\/strong>)<\/strong>\u548c\u7edd\u70ed\u5347\u6e29<\/strong><\/p>\n

\"\"<\/p>\n

(a)\u5728\u52a8\u6001\u5355\u8f74\u538b\u7f29\u4e0b\uff1b(b)\u5728\u52a8\u6001\u7b80\u5355\u526a\u5207\u4e0b\u3002<\/p>\n

\u56fe<\/strong>12. <\/strong>\u4e0d\u540c\u6e29\u5ea6\u5bf9\u6a21\u578b\u7684\u5f71\u54cd<\/strong><\/p>\n

\"\"<\/p>\n

(a)\u5728\u9ad8\u5e94\u53d8\u7387(104<\/sup> s-1<\/sup>)\u4e0b\uff0c\u4e0d\u540c\u52a0\u8f7d\u6e29\u5ea6\u4e0b\u5177\u6709Goss\u7eb9\u7406\u7684\u538b\u7f29\u6a21\u578b\u7684\u673a\u68b0\u54cd\u5e94\u3002\u63d2\u56fe\u663e\u793a\u4e86\u53d8\u5f62\u8fc7\u7a0b\u4e2d\u786c\u5316\u7387\u7684\u53d8\u5316;<\/p>\n

(b)\u4e0d\u540c\u52a0\u8f7d\u6e29\u5ea6\u4e0b\u52a8\u6001\u52a0\u8f7d\u540e(\u5de5\u7a0b\u5e94\u53d8\u4e3a0.5 )\u7684\u5347\u6e29\u5206\u5e03: ( b1 ) 298 K\uff0c( b2 ) 573 K<\/p>\n

\u56fe<\/strong>13. <\/strong>\u96c6\u4e2d\u53d8\u5f62\u7814\u7a76<\/strong><\/p>\n

\"\"<\/p>\n

(a)\u5177\u6709\u94dc\u7eb9\u7406\u7684\u538b\u7f29\u6a21\u578b\u7684\u673a\u68b0\u54cd\u5e94\uff0c\u5176\u4e2d\u9488\u5bf9\u6ed1\u79fb\u7cfb\u7edf\u7ed9\u51fa\u4e0d\u540c\u7684\u4e34\u754c\u5206\u89e3\u526a\u5e94\u529b(CRSS)\u503c\uff0c\u4ee5\u6a21\u62df\u4e0d\u540c\u5f3a\u5ea6\u7684\u4e0d\u540c\u6750\u6599;<\/p>\n

(b) \u663e\u793a\u4e86\u52a8\u6001\u52a0\u8f7d\u540e(\u5de5\u7a0b\u5e94\u53d8\u4e3a0.5\u65f6)\u7684\u5347\u6e29\u5206\u5e03\uff0c\u4ee5\u4e86\u89e3\u5f3a\u5ea6\u6216\u5851\u6027\u5e94\u53d8\u80fd\u5bf9\u53d8\u5f62\u96c6\u4e2d\u7684\u5f71\u54cd\u3002<\/p>\n

\u3010\u603b\u7ed3\u3011<\/strong><\/p>\n

\u4f5c\u8005\u5efa\u7acb\u4e86\u4e00\u4e2a\u52a8\u6001\u70ed-\u673a\u68b0\u8026\u5408\u6676\u4f53\u5851\u6027\u6a21\u578b\u6765\u7814\u7a76\u7ec7\u6784\u5316FCC\u591a\u6676\u6750\u6599\u4e2dASB\u7684\u5f62\u6210\u3002\u672c\u6587\u8003\u8651\u4e86\u4e94\u79cd\u5178\u578b\u7684\u7eb9\u7406\u7c7b\u578b\uff0c\u5e76\u91c7\u7528\u65cb\u8f6c\u5bf9\u79f0\u7684\u9519\u4f4d\u9ad8\u65af\u5206\u5e03\u6765\u751f\u6210\u66f4\u5b9e\u7528\u7684\u5fae\u89c2\u7eb9\u7406\u3002\u4e3a\u4e86\u4e0e\u5b9e\u9a8c\u7ed3\u679c\u8fdb\u884c\u6bd4\u8f83\uff0c\u4f5c\u8005\u6a21\u62df\u4e86\u9ad8\u5e94\u53d8\u7387\u538b\u7f29\u548c\u7b80\u5355\u526a\u5207\u8f7d\u8377\u6761\u4ef6\uff0c\u6a21\u62df\u7ed3\u679c\u4e0e\u6587\u732e\u4e2d\u7684\u5b9e\u9a8c\u7ed3\u679c\u543b\u5408\u826f\u597d\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1aNumerical simulations of adiabatic shear localization in textured FCC metal based on crystal plasticity finite element method<\/a>, (Materials Science and Engineering: A, 2018, DOI: doi.org\/10.1016\/j.msea.2018.08.105).<\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u91d1\u5c5e\u7ec4Z. Chen\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u7f16\u8f91\u6574\u7406\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\u3002<\/p>\n

\u6295\u7a3f\u4ee5\u53ca\u5185\u5bb9\u5408\u4f5c\u53ef\u52a0\u7f16\u8f91\u5fae\u4fe1\uff1acailiaokefu\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u3010\u524d\u8a00\u3011 \u526a\u5207\u5e26\u662f\u5851\u6027\u5e94\u53d8\u9762\u5fc3\u7acb\u65b9(FCC)\u91d1\u5c5e\u4e2d\u6700\u5e38\u89c1\u548c\u516c\u8ba4\u7684\u5fae\u7ed3\u6784\u7279\u5f81\u4e4b\u4e00\u3002\u5728\u91cd\u8f67\u5236\u91d1\u5c5e\u677f\u548c\u666e\u901a\u5e94\u53d8\u538b\u7f29\u6750\u6599\u4e2d\uff0c\u5b83\u4ee5\u96c6\u4e2d\u5851\u6027\u6d41\u52a8\u5e26\u72b6\u533a\u57df\u7684\u5f62\u5f0f\u51fa\u73b0\u3002\u5728\u8fd9\u79cd\u60c5…<\/p>\n","protected":false},"author":3029,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[],"class_list":["post-153302","post","type-post","status-publish","format-standard","hentry","category-jiedu"],"_links":{"self":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/153302"}],"collection":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/users\/3029"}],"replies":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=153302"}],"version-history":[{"count":8,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/153302\/revisions"}],"predecessor-version":[{"id":154540,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/153302\/revisions\/154540"}],"wp:attachment":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=153302"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=153302"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=153302"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}