{"id":117608,"date":"2017-12-19T14:00:07","date_gmt":"2017-12-19T06:00:07","guid":{"rendered":"\/\/m.iemloyee.com\/?p=117608"},"modified":"2017-12-18T13:32:00","modified_gmt":"2017-12-18T05:32:00","slug":"acta-mater-%ef%bc%9a%e7%ac%ac%e4%b8%80%e6%80%a7%e5%8e%9f%e7%90%86%e5%bb%ba%e6%a8%a1%e8%ae%a1%e7%ae%97ni3al%e5%9f%ba%e5%90%88%e9%87%91%e7%9a%84%e8%b6%85%e6%99%b6%e6%a0%bc%e6%9c%ac%e5%be%81%e5%b1%82","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=117608","title":{"rendered":"Acta Mater.\uff1a\u7b2c\u4e00\u6027\u539f\u7406\u5efa\u6a21\u8ba1\u7b97Ni3Al\u57fa\u5408\u91d1\u7684\u8d85\u6676\u683c\u672c\u5f81\u5c42\u9519\u80fd"},"content":{"rendered":"<p><strong>\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n<p>\u76ee\u524d\uff0cNi\u57fa\u9ad8\u6e29\u5408\u91d1\u5177\u6709\u4f18\u5f02\u7684\u9ad8\u6e29\u529b\u5b66\u6027\u80fd\u800c\u88ab\u5e7f\u6cdb\u7528\u4e8e\u9ad8\u6027\u80fd\u822a\u7a7a\u53d1\u52a8\u673a\uff0c\u9ad8\u6e29\u5408\u91d1\u4e2d\u7684\u6709\u5e8f\u03b3&#8217;\uff08L1<sub>2<\/sub>\uff09Ni<sub>3<\/sub>Al\u6c89\u6dc0\u7269\u5360\u6709\u5f88\u5927\u4f53\u79ef\u5206\u6570\uff0c\u6e29\u5ea6\u5bf9\u7531\u6709\u5e8f\u5f3a\u5316\u4ea7\u751f\u7684\u6790\u51fa\u7269\u7684\u526a\u5207\u5f3a\u5ea6\u548c\u5c48\u670d\u5e94\u529b\u6709\u5f88\u5927\u5f71\u54cd\uff0cNi\u57fa\u8d85\u7ea7\u5408\u91d1\u5728\u9ad8\u6e29\u4e0b\u5177\u6709\u6781\u9ad8\u5f3a\u5ea6\u548c\u53d8\u5f62\u6297\u529b\u3002SISF\u80fd\u91cf\u5bf9\u4e8e\u5728\u6ed1\u79fb\u8fc7\u7a0b\u6240\u5f62\u6210\u7684\u4f4d\u9519\u7684\u7ed3\u6784\u548c\u80fd\u91cf\u6709\u91cd\u8981\u5f71\u54cd\u3002\u6709\u7814\u7a76\u8868\u660e\uff0c\u5728\u9ad8\u5e94\u529b\u548c\u4f4e\u4e2d\u6e29\u8815\u53d8\u4e0b\uff0c\u03b3&#8217;\u76f8\u53d1\u751f\u526a\u5207\uff08\u521d\u7ea7\u8815\u53d8\uff09\uff0c\u76f8\u5bf9\u4e8e\u5176\u4ed6\u5806\u579b\u5c42\u9519\u914d\u7f6e\u800c\u8a00\uff0c\u4e3b\u8981\u7684\u9762\u7f3a\u9677\u80fd\u662f\u80fd\u91cf\u8f83\u4f4e\u7684SISF\u548cSESF\u3002\u4e86\u89e3\u5bf9\u5408\u91d1\u5316\u8fc7\u7a0b\u4e2d\u8fd9\u4e9b\u9762\u7f3a\u9677\u80fd\u53d8\u5316\uff0c\u53ef\u4ee5\u66f4\u597d\u5730\u7406\u89e3\u954d\u57fa\u9ad8\u6e29\u5408\u91d1\u4e2d\u03b3&#8217;\u76f8\u5f3a\u5316\u7684\u526a\u5207\u673a\u5236\uff0c\u540c\u65f6\u5728\u57fa\u4e8e\u7269\u7406\u5b66\u7684\u53d8\u5f62\u6a21\u578b\u7684\u5f00\u53d1\u822a\u5929\u548c\u53d1\u7535\u7cfb\u7edf\u4e2d\u4e5f\u662f\u81f3\u5173\u91cd\u8981\u7684\u3002<\/p>\n<p><strong>\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n<p>\u8fd1\u65e5\uff0c<strong>\u4f2f\u660e\u7ff0\u5927\u5b66<\/strong>\u7684<strong>A. Breidi (\u901a\u8baf\u4f5c\u8005\u517c\u7b2c\u4e00\u4f5c\u8005)<\/strong>\u5728<strong>Acta Mater.<\/strong>\u4e0a\u53d1\u8868\u4e86\u9898\u4e3a\u201c<strong>First-principles modeling of superlattice intrinsic stacking fault energies in Ni<sub>3<\/sub>Al based alloys<\/strong>\u201d\u7684\u6587\u7ae0\u3002\u4ed6\u4eec\u901a\u8fc7\u6dfb\u52a0\u4e00\u79cd\u7279\u5b9a\u7684\u4e09\u5143\u5143\u7d20x\u5230Ni<sub>3<\/sub>Al\u57fa\u4f53\uff0c\u518d\u7528\u91cf\u5b50\u529b\u5b66\u65b9\u6cd5\uff0c\u63a2\u6d4b\u5806\u579b\u5c42\u9519\u80fd\u7684\u53d8\u5316\u4e0e\u590d\u6742\u7684\u591a\u7ec4\u5206\u954d\u57fa\u9ad8\u6e29\u5408\u91d1\u7684\u529b\u5b66\u6027\u80fd\u7684\u5173\u7cfb\u3002\u954d\u57fa\u9ad8\u6e29\u5408\u91d1\u7684\u590d\u6742\u6027\u9700\u8981\u8003\u8651\u7684\u56e0\u7d20\u6709\uff1a\u591a\u79cd\u5408\u91d1\u5143\u7d20\uff08\u591a\u8fbe10-15\uff09\uff0c\u5fae\u89c2\u7ed3\u6784\u7684\u590d\u6742\u6027\uff08\u4e24\u76f8\u6df7\u5408\u7269\uff09\uff0c\u4ee5\u53ca\u5316\u5b66\u56e0\u7d20\u3002\u5176\u4e2d\u7531\u4e8e\u5efa\u7acb\u56fa\u6eb6\u4f53\u6a21\u578b\u7684\u56f0\u96be\u4ee5\u53ca\u5f88\u9ad8\u7684\u8ba1\u7b97\u6210\u672c\uff0c\u5316\u5b66\u56e0\u7d20\u6700\u4e3a\u5173\u952e\uff0c\u5728\u8003\u8651\u5806\u579b\u5c42\u9519\u80fd\u91cf\u7684\u540c\u65f6\u8fd8\u8981\u6070\u5f53\u5730\u8868\u793a\u5316\u5b66\u968f\u673a\u6027\u662f\u5f88\u5177\u6709\u6311\u6218\u6027\u7684\u4e00\u9879\u4efb\u52a1\u3002<br \/>\n 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Ni<sub>75-x<\/sub>X<sub>x<\/sub>Al<sub>25<\/sub>\u5408\u91d1\u7684\u6676\u683c\u53c2\u6570\u968f\u4e09\u5143\u7d20\u7ec4\u6210x\uff08at.\uff05\uff09\u7684\u53d8\u5316\u4e0e\u5b9e\u9a8c\uff08RT\u548c293 K\uff09\u6570\u636e\u5bf9\u6bd4<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-117613\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/1-21.png\" alt=\"\" width=\"600\" height=\"1493\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/1-21.png 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/1-21-121x300.png 121w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/1-21-412x1024.png 412w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\uff08<strong>a<\/strong>\uff09x\u4e3aCo<br \/>\n \uff08<strong>b<\/strong>\uff09x\u4e3aCu<br \/>\n \uff08<strong>c<\/strong>\uff09x\u4e3aPd<br \/>\n \uff08<strong>d<\/strong>\uff09x\u4e3aPt<\/p>\n<p><strong>\u56fe2 Ni<sub>75<\/sub>Al<sub>25-x<\/sub>X<sub>x<\/sub>\u5408\u91d1\u7684\u5e73\u8861\u6676\u683c\u53c2\u6570\u968f\u4e09\u5143\u7d20\u7ec4\u6210x\uff08at.\uff05\uff09\u7684\u53d8\u5316\u4e0e\u5b9e\u9a8c\u6570\u636e\uff08RT\u548c293K \uff09\u5bf9\u6bd4<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-117614\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/2-19.png\" alt=\"\" width=\"600\" height=\"454\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/2-19.png 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/2-19-300x227.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\uff08<strong>a<\/strong>\uff09x\u4e3aTi\uff08\u6587\u7ae0\u901a\u8bfb\u6ca1\u627e\u5230\u5bf9\u56fe\u4e8c\u7684\u89e3\u91ca\uff0c\u5373\u56fec\u4e0d\u6e05\u695a\u662f\u4ec0\u4e48\u5143\u7d20\uff09<br \/>\n \uff08<strong>b<\/strong>\uff09x\u4e3aV<br \/>\n \uff08<strong>d<\/strong>\uff09x\u4e3aZr<br \/>\n \uff08<strong>e<\/strong>\uff09x\u4e3aNb<br \/>\n \uff08<strong>f<\/strong>\uff09x\u4e3aMo<br \/>\n \uff08<strong>g<\/strong>\uff09x\u4e3aHf<br \/>\n \uff08<strong>h<\/strong>\uff09x\u4e3aTa<br \/>\n \uff08<strong>i<\/strong>\uff09x\u4e3aW<\/p>\n<p><strong>\u56fe3 Ni<sub>75-x<\/sub>Al<sub>25-x<\/sub>X<sub>2x<\/sub>\u5408\u91d1\u7684\u5e73\u8861\u6676\u683c\u53c2\u6570\u968f\u4e09\u5143\u7d20\u7ec4\u6210x\uff08at.\uff05\uff09\u7684\u53d8\u5316<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-117615\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/3-16.png\" alt=\"\" width=\"600\" height=\"873\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/3-16.png 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/3-16-206x300.png 206w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\uff08<strong>a<\/strong>\uff09x\u4e3aCr<br \/>\n \uff08<strong>b<\/strong>\uff09x\u4e3aMn<\/p>\n<p><strong>\u56fe4 \u5408\u91d1Ni<sub>75<\/sub>Al<sub>25-x<\/sub>X<sub>x<\/sub>\u548cNi<sub>75-x<\/sub>Al<sub>x<\/sub>X<sub>25<\/sub>\u7684\u5e73\u8861\u6676\u683c\u53c2\u6570\u4e0e\u5728\u7ec4\u62102.34375 at.%\u5904\u7684\u76f8\u540c\u5143\u7d20d-\u7535\u5b50\u8ba1\u6570\u7684\u53d8\u5316\u7684\u5173\u7cfb<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-117616\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/4-16.png\" alt=\"\" width=\"600\" height=\"944\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/4-16.png 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/4-16-191x300.png 191w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u53ef\u89c2\u5bdf\u5230\u6700\u4f4e\u9650\u5ea6\u671d\u5411TM\u7cfb\u5217\u7684\u4e2d\u5fc3\u3002\u6700\u5c0f\u503c\u57284\u548c5d\u5e26\u7cfb\u5217\u975e\u5e38\u660e\u663e\uff0cCr \/ Mn \/ Fe \/ Co \/ Ni\u5143\u7d20\u7684\u5f3a\u78c1\u6027\u4f1a\u5bfc\u81f4\u6574\u4e2a3d\u7cfb\u5217\u7684\u6ce2\u52a8\uff0c\u629b\u7269\u7ebf\u6700\u5c0f\u503c\u4e0e\u4f4d\u4e8e\u4e2d\u5fc3\u7684\u5143\u7d20\u76f8\u5bf9\u4e8e\u5916\u56f4\u5143\u7d20\u7684\u6700\u5927\u5185\u805a\u80fd\u6709\u5173\u3002<\/p>\n<p><strong>\u56fe5 L1<sub>2\u00a0<\/sub>Ni-Al-Fe\u4f53\u7cfb\u5e73\u8861\u6676\u683c\u53c2\u6570\u968f\u5408\u91d1\u5316\u7ec4\u6210x\u7684\u53d8\u5316<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-117617\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/5-11.png\" alt=\"\" width=\"600\" height=\"475\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/5-11.png 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/5-11-300x238.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>0 K\u6570\u636e\u5bf9\u5e94\u4e8e\u5408\u91d1\uff0c\u53d6\u51b3\u4e8eFe\u7684\u62e9\u4f18\u4f4d\u7f6e<\/p>\n<p><strong>\u56fe6 \u5408\u91d1\u5316\u4e09\u5143\u7d20X\u4e0e\u7ec4\u6210x\u4e00\u8d77\u5f15\u5165\u5230\u954d\u4e9a\u6676\u683c\u4e2d\u540e\u5bfc\u81f4SISF\u80fd\u91cf\u7684\u6539\u53d8<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-117618\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/6-11.png\" alt=\"\" width=\"600\" height=\"1633\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/6-11.png 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/6-11-110x300.png 110w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/6-11-376x1024.png 376w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\uff08a\uff09x\u4e3aCo<br \/>\n \uff08b\uff09x\u4e3aCu<br \/>\n \uff08c\uff09x\u4e3aPd<br \/>\n \uff08d\uff09x\u4e3aPt<\/p>\n<p><strong>\u56fe7 \u5f02\u4e8eAl\u4f4d\u7f6e\u52a0\u5165\u5177\u6709\u7ec4\u6210x\u7684\u5408\u91d1\u5316\u4e09\u5143\u7d20X\u5bfc\u81f4SISF\u80fd\u91cf\u7684\u53d8\u5316<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-117619\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/7-13.jpg\" alt=\"\" width=\"600\" height=\"461\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/7-13.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/7-13-300x231.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u56fe\uff08a\uff09\u4e2d\uff0c\u5411\u4e0b\u7684\u6a59\u8272\u4e09\u89d2\u5f62\u8868\u793a\u5728RT\u5b9e\u9a8c\u4f53\u79ef\u4e0bSISF\u80fd\u91cf\u7684\u8ba1\u7b97\u503c<\/p>\n<p><strong>\u56fe8 \u4e09\u5143\u76f8\u52a0\u5165\u7b49\u91cf\u7684\u539f\u5b50\u5e76\u540c\u65f6\u8fdb\u5165\u5b50\u6676\u683c\u540eSISF\u80fd\u91cf\u7684\u53d8\u5316<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-117620\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/8-7.jpg\" alt=\"\" width=\"600\" height=\"1095\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/8-7.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/8-7-164x300.jpg 164w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/8-7-561x1024.jpg 561w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\uff08a\uff09x\u4e3aCr<\/p>\n<p>\uff08b\uff09x\u4e3aMn<\/p>\n<p>\uff08c\uff09x\u4e3aFe<\/p>\n<p><strong>\u56fe9 SISF\u80fd\u91cf\u53d8\u5316\u7387\u4e0e\u5408\u91d1\u7ec4\u6210x\u7684\u5173\u7cfb<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-117621\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/9-6.jpg\" alt=\"\" width=\"600\" height=\"399\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/9-6.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/9-6-300x200.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p><strong>\u56fe10 \u6e29\u5ea6\u5bf9SISF\u80fd\u91cf\u4e0eL1<sub>2<\/sub> Ni<sub>0.75-x<\/sub>X<sub>x<\/sub>Al\u5408\u91d1\u7684\u5173\u7cfb<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-117622\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/10-6.jpg\" alt=\"\" width=\"600\" height=\"460\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/10-6.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/12\/10-6-300x230.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" 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\/>\n \u7814\u7a76\u8fc7\u7a0b\u4e2d\u5efa\u7acb\u4e86SISF\u80fd\u91cf\u5bf9\u4e09\u5143\u7d20\u7ec4\u6210x\u7684\u5206\u6790\u4f9d\u8d56\u6027\uff0cx\u53d7\u9650\u4e8e\u6eb6\u89e3\u5ea6\u6781\u9650\uff1b\u5728\u6539\u5584\u57fa\u4e8e\u7269\u7406\u7684\u539f\u59cb\u8815\u53d8\u53d8\u5f62\u6a21\u578b\u7684\u72b6\u6001\u4e2d\uff0c\uff08111\uff09SISF\u80fd\u91cf\u5bf9\u4f2a\u4e8c\u5143\u7cfb\u7edf\u7684\u4e09\u5143\u529f\u80fd\u7ec4\u6210\u4f9d\u8d56\u6027\u53ef\u80fd\u5fae\u8c03\u591a\u7ec4\u5206\u5408\u91d1\u4e2d\u7684SISF\u80fd\u91cf\uff0c\u4f18\u5316\u6297\u8815\u53d8\u6027\u80fd\uff1b\u5728\u70ed\u6548\u5e94\u7684\u521d\u6b65\u8ba1\u7b97\u4e2d\u53d1\u73b0SISF\u80fd\u91cf\u968f\u7740\u6e29\u5ea6\u7684\u964d\u4f4e\u800c\u964d\u4f4e\u3002\u5408\u91d1\u5806\u579b\u5c42\u9519\u8ba1\u7b97\u7684\u53d6\u5f97\u4e86\u91cd\u5927\u8fdb\u5c55\uff0c\u672a\u6765\u7684\u7814\u7a76\u4e0e\u6539\u8fdb\u5fc5\u987b\u8003\u8651\u6e29\u5ea6\u548c\u77ed\u7a0b\u6709\u5e8f\u6548\u5e94\u3002<\/p>\n<p><strong>\u6587\u732e\u94fe\u63a5\uff1a<a href=\"http:\/\/www.sciencedirect.com\/science\/article\/pii\/S1359645417309850\" target=\"_blank\" rel=\"noopener\">First-principles modeling of superlattice intrinsic stacking fault energies in Ni<sub>3<\/sub>Al based alloys<\/a><\/strong>\uff08Acta Mater., 2017,DOI: 10.1016\/j.actamat.2017.11.042\uff09<\/p>\n<p>\u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u65b0\u4eba\u7ec4\u6b27\u4eea\u7f16\u8f91\uff0c\u9648\u70b3\u65ed\u5ba1\u6838\uff0c<a href=\"\/\/m.iemloyee.com\/25127.html\" target=\"_blank\" 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