{"id":172879,"date":"2019-04-29T06:30:18","date_gmt":"2019-04-28T22:30:18","guid":{"rendered":"\/\/m.iemloyee.com\/?p=172879"},"modified":"2019-04-28T18:46:34","modified_gmt":"2019-04-28T10:46:34","slug":"pyuck-pa-choi%e9%9f%a9%e5%9b%bd%e7%a7%91%e5%ad%a6%e6%8a%80%e6%9c%af%e9%99%a2acta-mater-%ef%bc%9a%e7%9b%b8%e7%bb%84%e6%88%90%e5%92%8c%e5%85%83%e7%b4%a0%e5%88%86%e5%b8%83%e5%af%b9alfecocrmn%e9%ab%98","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=172879","title":{"rendered":"Pyuck-Pa Choi\u97e9\u56fd\u79d1\u5b66\u6280\u672f\u9662Acta Mater.\uff1a\u76f8\u7ec4\u6210\u548c\u5143\u7d20\u5206\u5e03\u5bf9AlFeCoCrMn\u9ad8\u71b5\u5408\u91d1\u8f6f\u78c1\u6027\u80fd\u7684\u5f71\u54cd"},"content":{"rendered":"

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

\u9ad8\u71b5\u5408\u91d1\uff08HEAs\uff09\u662f\u4e00\u79cd\u65b0\u5174\u7684\u6750\u6599\uff0c\u901a\u5e38\u7531\u4e00\u79cd\u4e3b\u8981\u5143\u7d20\u548c\u4e0d\u540c\u6d53\u5ea6\u7684\u6eb6\u8d28\u5143\u7d20\u7ec4\u6210\u7684\u5408\u91d1\uff0cHEA\u5305\u62ec\uff08\u8fd1\uff09\u7b49\u539f\u5b50\u6bd4\u7684\u591a\u4e3b\u5143\u7d20\u548c\u6700\u5927\u6784\u578b\u71b5\u3002\u8fd9\u79cd\u8bbe\u8ba1\u5408\u91d1\u65b9\u6cd5\u5177\u6709\u9ad8\u65ad\u88c2\u97e7\u6027\u3001\u4f18\u5f02\u7684\u5f3a\u5ea6-\u5ef6\u5c55\u6027\u5e73\u8861\u3001\u9ad8\u6e29\u5f3a\u5ea6\u3001\u70ed\u7a33\u5b9a\u6027\u3001\u8010\u8150\u8680\u3001\u7535\u963b\u7387\u548c\u8010\u6c22\u8106\u5316\u7279\u6027\u7684\u9ad8\u71b5\u5408\u91d1\u3002\u7136\u800c\uff0cHEA\u7684\u7814\u7a76\u5927\u591a\u6570\u96c6\u4e2d\u5728\u7406\u89e3\u548c\u4f18\u5316\u7ed3\u6784\u4e0a\uff0c\u800c\u529f\u80fd\u7279\u6027\u7684\u62a5\u544a\u76f8\u5f53\u7a00\u5c11\u3002\u6700\u8fd1\uff0c3d\u8fc7\u6e21\u91d1\u5c5e\u5143\u7d20\u7684\u8f6f\u78c1HEAs\uff0c\u8bc1\u660eHEA\u5728\u8f6f\u78c1\u5e94\u7528\u4e2d\u7684\u5de8\u5927\u6f5c\u529b\uff0c\u4f46\u4ecd\u6709\u4e00\u4e9b\u5173\u952e\u7684\u79d1\u5b66\u95ee\u9898\u5c1a\u672a\u89e3\u51b3\u3002\u4f8b\u5982\uff0c\u8bb8\u591a\u542bAl HEA\u5f62\u6210\u6709\u5e8f\u7684B2\u76f8\uff0c\u4f46\u662fB2\u548cBCC\u76f8\u4e4b\u95f4\u7684\u5143\u7d20\u5212\u5206\u5c1a\u672a\u9610\u660e\u3002\u9971\u548c\u78c1\u5316\u5f3a\u5ea6\u968fBCC\u91cf\u7684\u589e\u52a0\u800c\u589e\u52a0\uff0c\u968fFCC\u76f8\u91cf\u7684\u51cf\u5c11\u800c\u589e\u52a0\u7684\u539f\u56e0\u5c1a\u4e0d\u6e05\u695a\u3002\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e9b\u95ee\u9898\uff0c\u672c\u6587\u8bbe\u8ba1\u4e86\u4e0d\u540cFe\u548cCr\u6bd4\uff08x = 0\u30010.2\u30010.4\u30010.6\u30010.8\uff09\u7684\u975e\u7b49\u539f\u5b50Al0.1<\/sub>(Fe1 + x<\/sub>CoCr1-x<\/sub>Mn)0.9<\/sub>HEAs\uff0c\u5e76\u8fdb\u884c\u4e86\u7cfb\u7edf\u7684\u5fae\u89c2\u7ed3\u6784\u548c\u78c1\u6027\u8868\u5f81\u3002<\/p>\n

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

\u8fd1\u65e5\uff0c\u97e9\u56fd\u79d1\u5b66\u6280\u672f\u9662<\/strong>\u7684Pyuck-Pa Choi<\/strong>\uff08\u901a\u8baf\uff09<\/strong>\u4f5c\u8005\u7b49\u4eba\uff0c\u91c7\u7528\u63a2\u9488\u65ad\u5c42\u626b\u63cf\u3001\u7535\u5b50\u663e\u5fae\u955c\u548cab initio<\/em>\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba\u8ba1\u7b97\uff0c\u7814\u7a76\u4e86\u94f8\u6001Al0.1<\/sub>(Fe1 + x<\/sub>CoCr1-x<\/sub>Mn)0.9<\/sub>\uff08x= 0\u30010.2\u30010.4\u30010.6\u30010.8\uff09\u9ad8\u71b5\u5408\u91d1\u7684\u7ec4\u7ec7\u8f6c\u53d8\u3001\u76f8\u5f62\u6210\u548c\u8f6f\u78c1\u884c\u4e3a\u3002x = 0.6\u65f6\uff0c\u5408\u91d1\u7531\u65e0\u5e8fBCC\u57fa\u8d28\u548c\u7eb3\u7c73\u7ea7\u6709\u5e8fB2\u6c89\u6dc0\u7269\u7ec4\u6210\uff1bx = 0.8\u65f6\uff0c\u5f62\u6210\u5c0f\u90e8\u5206FCC\u76f8\uff0818.3 vol%\uff09\u3002\u7535\u5b50\u663e\u5fae\u955c\u7684\u7ed3\u6784\u4fe1\u606f\u548c\u539f\u5b50\u63a2\u9488\u65ad\u5c42\u626b\u63cf\u7684\u5316\u5b66\u4fe1\u606f\u4f5c\u4e3a\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba\u8ba1\u7b97\uff0c\u786e\u5b9a\u4e86\u6bcf\u79cd\u5408\u91d1\u5143\u7d20\u7684\u72b6\u6001\u548c\u78c1\u77e9\u7684\u7535\u5b50\u5bc6\u5ea6\u3002Fe\u548cCo\u5728\u6240\u6709\u4e09\u76f8\u4e2d\u90fd\u663e\u793a\u51fa\u94c1\u78c1\u884c\u4e3a\uff0c\u800cCr\u4e0eFe\u548cCo\u7684\u53cd\u94c1\u78c1\u8026\u5408\u3002\u4e0eBCC\u548cB2\u76f8\u6bd4\uff0c\u5728FCC\u4e2dMn\u663e\u793a\u51fa\u5f3a\u70c8\u51cf\u5c0f\u7684\u51c0\u78c1\u77e9\u3002\u56e0\u6b64\uff0c\u7528Fe\u4ee3\u66ff\u6700\u5927\u91cf\u4e3a13.5 at. %\u7684Cr\u4e0d\u5f62\u6210FCC\u76f8\uff0c\u5728\u8fd9\u9879\u5de5\u4f5c\u4e2d\u7814\u7a76\u7684\u5408\u91d1\u4e2d\uff0cAl0.1<\/sub>(Fe1.6<\/sub>CoCr0.4<\/sub>Mn)0.9<\/sub>\u5408\u91d1\u7684\u9971\u548c\u78c1\u5316\u5f3a\u5ea6\u6700\u9ad8\uff08135 Am2<\/sup>\/kg\uff09\u3002\u76f8\u5173\u6210\u679c\u4ee5\u201c<\/strong>Effects of phase composition and elemental partitioning on soft magnetic properties of AlFeCoCrMn high entropy alloys<\/strong>\u201d\u4e3a\u9898\u53d1\u8868\u5728Acta Materialia<\/strong>\u4e0a\u3002<\/p>\n

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

\u56fe<\/strong> 1 <\/strong>\u94f8\u6001<\/strong>Al0.1<\/sub><\/strong>(<\/strong>Fe1 + x<\/sub>CoCr1-x<\/sub>Mn)<\/strong>0.9<\/sub><\/strong>\uff08<\/strong>x= 0<\/strong>\u3001<\/strong>0.2<\/strong>\u3001<\/strong>0.4<\/strong>\u3001<\/strong>0.6<\/strong>\u3001<\/strong>0.8<\/strong>\uff09\u5408\u91d1\u7684<\/strong>XRD<\/strong>\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

\u56fe<\/strong> 2<\/strong>\uff08<\/strong>a<\/strong>\uff09<\/strong>Fe 1.6<\/strong>\u548c\uff08<\/strong>b<\/strong>\uff09<\/strong>Fe 1.8<\/strong>\u5408\u91d1\u7684<\/strong>EBSD<\/strong>\u76f8\u4f4d\u56fe<\/strong><\/p>\n

\u00a0\"\"<\/strong><\/p>\n

\u56fe<\/strong> 3 Fe 1.0<\/strong>\u5408\u91d1\u7684\u7ed3\u6784\u548c\u6210\u5206\u8868\u5f81<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09Fe 1.0\u5408\u91d1SAED\u56fe\uff1b<\/p>\n

\uff08b\uff09Fe 1.0\u5408\u91d1\u7684\u6697\u573a\u56fe\u50cf\uff1b<\/p>\n

\uff08c\uff09STEM-HAADF\u56fe\u50cf\u548cAl\u3001Co\u3001Fe\u3001Cr\u548cMn\u7684EDX\u56fe\u3002<\/p>\n

\u56fe<\/strong> 4 Fe 1.0<\/strong>\u5408\u91d1\u7684<\/strong>APT<\/strong>\u5206\u6790\u7684\u4e09\u7ef4\u539f\u5b50\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

\u56fe<\/strong> 5 <\/strong>\uff08<\/strong>a<\/strong>\uff09<\/strong>Fe 1.2<\/strong>\u3001\uff08<\/strong>b<\/strong>\uff09<\/strong>Fe 1.4<\/strong>\u548c\uff08<\/strong>c<\/strong>\uff09<\/strong>Fe 1.6<\/strong>\u5408\u91d1\u7684<\/strong>3d<\/strong>\u539f\u5b50\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

\u56fe<\/strong> 6 Fe 1.8<\/strong>\u5408\u91d1\u7684\u6210\u5206\u548c\u7ed3\u6784\u8868\u5f81<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09Fe 1.8\u5408\u91d1\u7684EBSD\u76f8\u56fe;<\/p>\n

\uff08b\uff09APT\u6837\u54c1\u7684TKD\u76f8\u56fe\uff1b<\/p>\n

\uff08c\uff09\u7684Fe 1.8\u5408\u91d130 at. %Co\u7b49\u6d53\u5ea6\u8868\u9762\u76843d\u539f\u5b50\u56fe\u3002<\/p>\n

\u56fe<\/strong> 7 APT<\/strong>\u5206\u6790\u7684\uff08<\/strong>a<\/strong>\uff09<\/strong>BCC<\/strong>\u548c\uff08<\/strong>b<\/strong>\uff09<\/strong>B2<\/strong>\u76f8\u7684\u5316\u5b66\u6210\u5206<\/strong><\/p>\n

\"\"<\/p>\n

\u56fe<\/strong> 8 <\/strong>\uff08<\/strong>a<\/strong>\uff09\u5408\u91d1\u7684\u78c1\u5316\u66f2\u7ebf\u548c\uff08<\/strong>b<\/strong>\uff09\u9971\u548c\u78c1\u5316\u5f3a\u5ea6\u548c\u77eb\u987d\u529b\u56fe<\/strong><\/p>\n

\u00a0\"\"<\/strong><\/p>\n

\u56fe<\/strong> 9 <\/strong>\u8ba1\u7b97\u7684\u51c6<\/strong>Al0.1<\/sub><\/strong>(<\/strong>Fe1 + x<\/sub>CoCr1-x<\/sub>Mn)<\/strong>0.9<\/sub><\/strong>\u5408\u91d1\u4e8c\u5143\u76f8\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>10 B2<\/strong>\u3001<\/strong>BCC<\/strong>\u548c<\/strong>FCC<\/strong>\u4e2d\u4e0d\u540c\u5143\u7d20\u7684<\/strong>pDOS<\/strong>\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a-c\uff09B2\u3001BCC\u548cFCC\u76f8\u4e2dFe\u548cCo\u539f\u5b50\u7684pDOS\u56fe\uff1b<\/p>\n

\uff08d-f\uff09B2\u3001BCC\u548cFCC\u76f8\u4e2d\u7684Cr\u539f\u5b50\u7684pDOS\u56fe\uff1b<\/p>\n

\uff08g-i\uff09B2\u3001BCC\u548cFCC\u76f8\u4e2d\u7684Mn\u539f\u5b50\u7684pDOS\u56fe\uff1b<\/p>\n

\uff08j-k\uff09BCC\u548cFCC\u76f8\u5206\u89e3Mn\u7684pDOS\u56fe\u3002<\/p>\n

\u56fe<\/strong> 11 <\/strong>\u5408\u91d1\u4e2d\u4e0d\u540c\u76f8\u7684\u5143\u7d20\u78c1\u77e9<\/strong>\u8ba1\u7b97<\/strong><\/p>\n

\"\"<\/p>\n

\u56fe<\/strong> 12 <\/strong>\u8ba1\u7b97\u548c\u5b9e\u9a8c\u83b7\u5f97\u7684\u6837\u54c1\u7684\u9971\u548c\u78c1\u5316\u5f3a\u5ea6<\/strong><\/p>\n

\"\"<\/p>\n

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

\u8fd9\u9879\u5de5\u4f5c\u7814\u7a76\u4e86\u8f6f\u78c1Al0.1<\/sub>(Fe1 + x<\/sub>CoCr1-x<\/sub>Mn)0.9<\/sub>\u9ad8\u71b5\u5408\u91d1\u7684\u5fae\u89c2\u548c\u7eb3\u7c73\u7ed3\u6784\u548c\u78c1\u6027\u3002APT\u548cTEM\u5206\u6790BCC\u57fa\u4f53\u5185\u5b58\u5728\u5bcc\u542bCo\u548cAl\u7684B2\u6c89\u6dc0\u7269\u3002Fe 1.0\u81f31.6\u5408\u91d1\u7531BCC\u548cB2\u76f8\u7ec4\u6210\uff0c\u5176\u4e2d\u9971\u548c\u78c1\u5316\u5f3a\u5ea6\u968f\u7740Fe\u4e0eCr\u6bd4\u7387\u7684\u589e\u52a0\u800c\u589e\u52a0\uff0c\u56e0\u4e3a\u968fFe\u7684\u589e\u52a0\u548cBCC\u76f8\u4e2dCr\u6d53\u5ea6\u7684\u964d\u4f4e\u3002\u8fdb\u4e00\u6b65\u63d0\u9ad8Fe\u4e0eCr\u7684\u6bd4\u7387\u65f6\uff0c\u5f62\u6210FCC\u76f8\u800c\u5bfc\u81f4\u7684\u77eb\u987d\u529b\u7684\u589e\u52a0\u548cFe 1.8\u5408\u91d1\u7684\u9971\u548c\u78c1\u5316\u5f3a\u5ea6\u7684\u964d\u4f4e\u3002DFT\u8ba1\u7b97\u4e86\u72b6\u6001\u7684\u7535\u5b50\u5bc6\u5ea6\uff0c\u63ed\u793aFCC\u9636\u6bb5\u5185Mn\u7684\u5bf9\u79f0\u81ea\u65cb\u5206\u5e03\uff0cFCC\u76f8\u4e2dMn\u7684\u51c0\u78c1\u77e9\u660e\u663e\u4f4e\u4e8eB2\u548cBCC\uff0c\u56e0\u6b64\u964d\u4f4e\u4e86FCC\u76f8\u7684\u9971\u548c\u78c1\u5316\u5f3a\u5ea6\u3002\u56e0\u6b64\uff0c\u5728\u4fdd\u6301BCC\u7ed3\u6784\u7684\u540c\u65f6\u7528Fe\u4ee3\u66ffCr\u662f\u8bbe\u8ba1\u8f6f\u78c13d\u8fc7\u6e21\u91d1\u5c5e\u9ad8\u71b5\u5408\u91d1\u7684\u6709\u6548\u7b56\u7565\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a<\/strong>Effects of phase composition and elemental partitioning on soft magnetic properties of AlFeCoCrMn high entropy alloys<\/strong><\/a>\uff08Acta Materialia, 2019, DOI: 10.1016\/j.actamat.2019.04.007\uff09\u3002<\/p>\n

\u6295\u7a3f\u4ee5\u53ca\u5185\u5bb9\u5408\u4f5c\u53ef\u52a0\u7f16\u8f91\u5fae\u4fe1\uff1a<\/strong>cailiaokefu<\/strong>\uff0c\u6211\u4eec\u4f1a\u9080\u8bf7\u5404\u4f4d\u8001\u5e08\u52a0\u5165\u4e13\u5bb6\u7fa4\u3002<\/strong><\/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","protected":false},"excerpt":{"rendered":"

\u3010\u5f15\u8a00\u3011 \u9ad8\u71b5\u5408\u91d1\uff08HEAs\uff09\u662f\u4e00\u79cd\u65b0\u5174\u7684\u6750\u6599\uff0c\u901a\u5e38\u7531\u4e00\u79cd\u4e3b\u8981\u5143\u7d20\u548c\u4e0d\u540c\u6d53\u5ea6\u7684\u6eb6\u8d28\u5143\u7d20\u7ec4\u6210\u7684\u5408\u91d1\uff0cHEA\u5305\u62ec\uff08\u8fd1\uff09\u7b49\u539f\u5b50\u6bd4\u7684\u591a\u4e3b\u5143\u7d20\u548c\u6700\u5927\u6784\u578b\u71b5\u3002\u8fd9\u79cd\u8bbe\u8ba1\u5408\u91d1\u65b9…<\/p>\n","protected":false},"author":7035,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[3990,306],"class_list":["post-172879","post","type-post","status-publish","format-standard","hentry","category-jiedu","tag-3990","tag-high-entropy"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/172879"}],"collection":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/users\/7035"}],"replies":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=172879"}],"version-history":[{"count":9,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/172879\/revisions"}],"predecessor-version":[{"id":174415,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/172879\/revisions\/174415"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=172879"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=172879"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=172879"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}