{"id":193023,"date":"2020-01-28T06:47:43","date_gmt":"2020-01-27T22:47:43","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=193023"},"modified":"2020-01-27T20:48:11","modified_gmt":"2020-01-27T12:48:11","slug":"nat-commun-%e8%b0%83%e6%8e%a7%e9%ab%98%e7%86%b5%e5%90%88%e9%87%91%e7%9a%84%e4%b8%8d%e5%9d%87%e5%8c%80%e6%80%a7%e4%bb%a5%e4%bf%83%e8%bf%9b%e5%bc%ba%e5%ba%a6-%e9%9f%a7%e6%80%a7%e5%8d%8f%e5%90%8c","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=193023","title":{"rendered":"Nat. Commun.: \u8c03\u63a7\u9ad8\u71b5\u5408\u91d1\u7684\u4e0d\u5747\u5300\u6027\u4ee5\u4fc3\u8fdb\u5f3a\u5ea6-\u97e7\u6027\u534f\u540c\u6548\u5e94"},"content":{"rendered":"<p>\u3010\u5f15\u8a00\u3011<\/p>\n<p>\u91d1\u5c5e\u53ca\u5408\u91d1\u662f\u52a0\u5de5\u9886\u57df\u548c\u5de5\u7a0b\u627f\u8f7d\u5e94\u7528\u7684\u91cd\u8981\u6750\u6599\u3002\u5bf9\u4e8e\u8fd9\u7c7b\u7ed3\u6784\u6750\u6599\uff0c\u5ba4\u6e29\u6761\u4ef6\u4e0b\u7684\u5f3a\u5ea6\u548c\u97e7\u6027\u662f\u4e24\u4e2a\u57fa\u672c\u529b\u5b66\u6027\u8d28\u3002\u5c48\u670d\u5f3a\u5ea6\u662f\u6750\u6599\u5f00\u59cb\u5851\u6027\u5f62\u53d8\u7684\u5e94\u529b\uff0c\u4ee3\u8868\u6750\u6599\u53d1\u751f\u5b8f\u89c2\u6c38\u4e45\u5f62\u53d8\u7684\u5e94\u529b\u4e0a\u9650\u3002\u97e7\u6027\u5219\u662f\u6750\u6599\u5728\u5c48\u670d\u4e4b\u540e\u4ee5\u53ca\u65ad\u88c2\u4e4b\u524d\u5851\u6027\u5f62\u53d8\u7684\u80fd\u529b\uff0c\u901a\u5e38\u7528\u975e\u8f74\u5411\u62c9\u4f38\u6d4b\u8bd5\u4e2d\u5931\u6548\u7684\u5ef6\u4f38\u7387\u6765\u8868\u8fbe\u3002\u8db3\u591f\u9ad8\u7684\u97e7\u6027\u5f62\u53d8\u7387\u5bf9\u4e8e\u91d1\u5c5e\u52a0\u5de5\u4e2d\u4fdd\u8bc1\u5747\u5300\u5f62\u53d8\u5341\u5206\u91cd\u8981\u3002\u666e\u904d\u7684\u5173\u6ce8\u70b9\u662f\u5982\u4f55\u5c3d\u53ef\u80fd\u591a\u5730\u63d0\u9ad8\u5c48\u670d\u5f3a\u5ea6\uff0c\u540c\u65f6\u4f7f\u97e7\u6027\u635f\u5931\u91cf\u5c3d\u53ef\u80fd\u5c11\uff0c\u4fdd\u6301\u8f83\u9ad8\u7684\u97e7\u6027\u5e94\u53d8\u503c\u3002\u8fd9\u4e00\u76ee\u6807\u6781\u5177\u6311\u6218\u6027\uff0c\u56e0\u4e3a\u5408\u91d1\u6750\u6599\u7684\u97e7\u6027\u548c\u5f3a\u5ea6\u5f80\u5f80\u5b58\u5728\u7740 \u201c\u6298\u4e2d(trade-off)\u201d\u5173\u7cfb\u3002<\/p>\n<p>\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/p>\n<p>\u8fd1\u65e5\uff0c<strong>\u7f8e\u56fd\u7ea6\u7ff0\u970d\u666e\u91d1\u65af\u5927\u5b66<\/strong>\u7684<strong>\u9a6c\u6069\u6559\u6388<\/strong>\u548c<strong>\u4e2d\u79d1\u9662\u529b\u5b66\u6240<\/strong>\u7684<strong>\u6b66\u6653\u96f7\u7814\u7a76\u5458<\/strong>\uff08<strong>\u5171\u540c\u901a\u8baf\u4f5c\u8005<\/strong>\uff09\u5728<strong>Nature Communications<\/strong>\u4e0a\u53d1\u8868\u4e86\u9898\u4e3a\u201c<strong>Tailoring heterogeneities in high-entropy alloys to promote strength\u2013ductility synergy<\/strong>\u201d\u7684\u7efc\u8ff0\u6587\u7ae0\u3002\u9ad8\u71b5\u5408\u91d1\u548c\u4f20\u7edf\u5408\u91d1\u76f8\u6bd4\uff0c\u5177\u6709\u591a\u79cd\u4e3b\u8981\u5143\u7d20\uff0c\u5176\u5f3a\u5ea6\u6bd4\u4f20\u7edf\u56fa\u6eb6\u4f53\u8981\u9ad8\u5f88\u591a\uff0c\u56e0\u4e3a\u591a\u79cd\u6210\u5206\u4f1a\u4ea7\u751f\u5d0e\u5c96\u7684\u52bf\u80fd\u56fe\u666f(rugged energy landscape)\uff0c\u63d0\u9ad8\u4f4d\u9519\u79fb\u52a8\u6240\u53d7\u7684\u963b\u529b\uff0c\u4e5f\u53ef\u4ee5\u963b\u788d\u5176\u4ed6\u4e0d\u5747\u5300\u6027\u3002\u6b64\u5916\uff0c\u9ad8\u71b5\u5408\u91d1\u4e2d\u7eb3\u7c73\u7ed3\u6784\u7684\u4e0d\u5747\u5300\u6027\u591a\u79cd\u591a\u6837\u3002\u672c\u7bc7\u7efc\u8ff0\u56de\u987e\u4e86\u591a\u7ec4\u5143\u5408\u91d1\u4e2d\u591a\u79cd\u5c42\u6b21\u7684\u4e0d\u5747\u5300\u6027\u5bfc\u81f4\u6676\u683c\u6469\u64e6\u548c\u80cc\u5e94\u529b(back stress)\u5f3a\u5316\uff0c\u4f5c\u4e3a\u8d85\u8d8a\u73b0\u6709\u57fa\u51c6\u8303\u56f4\u7684\u5b9e\u73b0\u5f3a\u97e7\u6027\u534f\u540c\u4f5c\u7528\u7684\u4e3b\u8981\u7b56\u7565\u3002<\/p>\n<p>\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/p>\n<p>\u56fe1\uff1a\u5c48\u670d\u5f3a\u5ea6\u4e0e\u5747\u5300\u62c9\u4f38\u5e94\u53d8\u7684\u5173\u7cfb\u56fe\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-193024\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/12\/1-9.png\" alt=\"\" width=\"600\" height=\"400\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/12\/1-9.png 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/12\/1-9-300x200.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u56fe2\uff1a\u9ad8\u5ea6\u4e0d\u5747\u5300\u7684\u9ad8\u71b5\u5408\u91d1\u663e\u5fae\u7ed3\u6784\u793a\u4f8b\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-193025\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/12\/2-9.png\" alt=\"\" width=\"600\" height=\"292\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/12\/2-9.png 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/12\/2-9-300x146.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/>(a)\u591a\u7ec4\u5143\u91d1\u5c5e\u95f4\u7eb3\u7c73\u9897\u7c92\u5f3a\u5316\u7684FCC\u578b (FeCoNi)<sub>86<\/sub>&#8211; Al<sub>7<\/sub>Ti<sub>7 <\/sub>(Ll<sub>2<\/sub>)\u9ad8\u71b5\u5408\u91d1\uff1b<\/p>\n<p>(b)\u4e0d\u5747\u5300\u6676\u7c92\u7ed3\u6784\u7684CrCoNi\u4e2d\u71b5\u5408\u91d1\uff1b<\/p>\n<p>(c)\u76f8\u53d8\u8bf1\u5bfc\u5851\u6027\uff08TRIP\uff09\u53cc\u76f8Fe<sub>50<\/sub>Mn<sub>30<\/sub>Co<sub>10<\/sub>Cr<sub>10<\/sub>\u9ad8\u71b5\u5408\u91d1\uff1b<\/p>\n<p>(d)\u5177\u6709\u6709\u5e8fLI<sub>2<\/sub>\u5939\u6742\u7269\u548c\u65e0\u5e8fFCC\u57fa\u5e95\u7684Al<sub>5<\/sub>Cr<sub>0.9<\/sub>FeNi<sub>2.5<\/sub>V<sub>0.2<\/sub>\u9ad8\u71b5\u5408\u91d1\uff1b<\/p>\n<p>(e)\u53cc\u76f8\u5171\u6676\u5c42\u72b6AlCoCrFeNi<sub>1<\/sub>\u9ad8\u71b5\u5408\u91d1\uff1b<\/p>\n<p>(f)\u5bccAl-Ni\u57fa\u5e95\u548c\u5bccCr-Fe\u8584\u677f\u72b6\u5939\u6742\u7684Al<sub>3<\/sub>CoCrCuFeNi\u9ad8\u71b5\u5408\u91d1\uff1b<\/p>\n<p>(g)BCC\u5355\u76f8TiZrHfNb\u9ad8\u71b5\u5408\u91d1\uff1b<\/p>\n<p>(h)\u4e0d\u5747\u5300\u6676\u7c92\u7ed3\u6784\u9ad8\u71b5\u5408\u91d1\u7684\u5c42\u72b6\u7279\u5f81\uff0c\u5305\u542b\u5927\u5c3a\u5bf8\u7684\u90e8\u5206\u518d\u7ed3\u6676\u6676\u7c92\u548c\u5c0f\u5c3a\u5bf8\u7684\u5b8c\u5168\u518d\u7ed3\u6676\u6676\u7c92\u3002<\/p>\n<p>\u56fe3\uff1aFCC\u57fa\u9ad8\u71b5\u5408\u91d1\u4e2d\u5c48\u670d\u5f3a\u5ea6\u548c\u5747\u5300\u62c9\u4f38\u5e94\u53d8\u7684\u5173\u7cfb\u56fe\uff08\u6db5\u76d6\u56db\u79cd\u663e\u5fae\u7ed3\u6784\uff09\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-193026\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/12\/3-8.png\" alt=\"\" width=\"600\" height=\"365\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/12\/3-8.png 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/12\/3-8-300x183.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u56fe4\uff1a\u5ba4\u6e29\u6761\u4ef6\u4e0b\u9ad8\u71b5\u5408\u91d1\/\u4e2d\u71b5\u5408\u91d1\u7684\u52a0\u8f7d-\u5378\u8f7d-\u518d\u52a0\u8f7d\u62c9\u4f38\u5e94\u529b\u5e94\u53d8\u6d4b\u8bd5\u7684\u6ede\u56de\u66f2\u7ebf\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-193027\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/12\/4-8.png\" alt=\"\" width=\"600\" height=\"451\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/12\/4-8.png 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/12\/4-8-300x226.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u56fe5\uff1a\u5e94\u53d8\u5f3a\u5316\u54cd\u5e94\uff1aFCC\u9ad8\u71b5\u5408\u91d1\u7684\u5f52\u4e00\u5316\u5e94\u53d8\u5f3a\u5316\u901f\u7387\u548c\u771f\u5b9e\u62c9\u4f38\u5e94\u53d8\u7684\u5173\u7cfb\u66f2\u7ebf\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-193028\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/12\/5-7.png\" alt=\"\" width=\"600\" height=\"455\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/12\/5-7.png 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/12\/5-7-300x228.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u56fe6\uff1aBCC\u9ad8\u71b5\u5408\u91d1\u4e2d\u89c2\u5bdf\u5230\u7684\u5c48\u670d\u5f3a\u5ea6\u548c\u5747\u5300\u62c9\u4f38\u5e94\u53d8\u5173\u7cfb\u56fe\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-193029\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/12\/6-6.png\" alt=\"\" width=\"600\" height=\"415\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/12\/6-6.png 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/12\/6-6-300x208.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u56fe7\uff1a \u8fd1\u671f\u62a5\u9053\u7684\u7528TRIP\u6216TWIP\u4fc3\u8fdb\u5e94\u53d8\u5f3a\u5316\u7684\u591a\u4e3b\u5143\u94a2\u4e2d\u89c2\u5bdf\u5230\u7684\u5c48\u670d\u5e94\u529b\u4e0e\u5747\u5300\u62c9\u4f38\u5e94\u53d8\u7684\u5173\u7cfb\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-193030\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/12\/7-3.png\" alt=\"\" width=\"600\" height=\"379\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/12\/7-3.png 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/12\/7-3-300x190.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u56fe8\uff1aFCC\u6676\u683c\u4e2d\u7684\u4f4d\u9519\u8fc1\u79fb\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-193031\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/12\/8-4.png\" alt=\"\" width=\"600\" height=\"368\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/12\/8-4.png 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/12\/8-4-300x184.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/>(a)FCC -NiCoCr\u4e2d\u71b5\u5408\u91d1\u968f\u673a\u56fa\u6eb6\u4f53\u4e2d\u7684Wavy\u4f4d\u9519\u7ebf\uff1b<\/p>\n<p>(b)FCC Cu\u7684\u957f\u4f4d\u9519\u7ebf\u4f5c\u4e3a\u6574\u4f53\u4ece\u67d0\u4e2aPeierls\u8c37\u4e2d\u5411\u4e0b\u4e00\u4e2a\u884c\u8fdb\u7684\u884c\u4e3a\u3002<\/p>\n<p>\u3010\u5c0f\u7ed3\u3011<\/p>\n<p>\u4f5c\u8005\u9884\u671f\u65b0\u7684\u591a\u4e3b\u5143\u5f62\u5f0f\u5c06\u7ee7\u7eed\u62d3\u5c55\u5408\u91d1\u7684\u79cd\u7c7b\uff0c\u884d\u751f\u51fa\u66f4\u591a\u6210\u5206\u7684\u540c\u65f6\uff0c\u529b\u5b66\u6027\u80fd\u4e5f\u4f1a\u66f4\u52a0\u591a\u6837\u3002\u5728\u62c9\u4f38\u5f62\u53d8\u8fc7\u7a0b\u4e2d\u4f1a\u9010\u6e10\u589e\u5f3a\u663e\u5fae\u7ed3\u6784\u9ad8\u5ea6\u4e0d\u5747\u5300\u6027\uff0c\u6784\u5efa\u8d77\u542b\u6709\u5206\u5e03\u5dee\u5f02\u3001\u9762\u7f3a\u9677\u3001\u56e2\u7c07\/\u5939\u6742\u7269\u3001\u6676\u7c92\u5c3a\u5bf8\u5206\u5e03\u548c\u7b2c\u4e8c\u76f8\u7684\u5c42\u7ea7\u7ed3\u6784\u3002\u5728\u6587\u4e2d\uff0c\u8fd9\u4e9b\u89c2\u70b9\u90fd\u4f7f\u7528\u8fd1\u671f\u62a5\u9053\u7684\u9ad8\u71b5\u5408\u91d1\u4e3a\u793a\u4f8b\u4f5c\u4e86\u8bf4\u660e\u3002\u8be5\u8bfe\u9898\u5c06\u7ee7\u7eed\u5c3d\u529b\u4f18\u5316\u548c\u6539\u5584\u9ad8\u71b5\u5408\u91d1\uff0c\u4ee5\u4f7f\u5176\u5177\u5907\u4f18\u5f02\u7684\u529b\u5b66\u6027\u80fd\u3002\u7279\u522b\u5730\uff0c\u501f\u52a9\u4e0d\u5747\u5300\u6027\u7684\u8c03\u63a7\u6765\u907f\u514d\u5851\u6027\u4e0d\u7a33\u5b9a\u6027\u5e76\u5b9e\u73b0\u66f4\u597d\u7684\u97e7-\u5851\u6027\u5e73\u8861\u5177\u6709\u5de8\u5927\u6f5c\u529b\u3002<\/p>\n<p>\u6587\u732e\u94fe\u63a5\uff1a<a href=\"https:\/\/www.nature.com\/articles\/s41467-019-13311-1\" target=\"_blank\" rel=\"noopener\">Tailoring heterogeneities in high-entropy alloys to promote strength\u2013ductility synergy<\/a>\uff08Nat. Commun.,2019,DOI: 10.1038\/s41467-019-13311-1\uff09<\/p>\n<p>\u672c\u6587\u7531Isobel\u4f9b\u7a3f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3010\u5f15\u8a00\u3011 \u91d1\u5c5e\u53ca\u5408\u91d1\u662f\u52a0\u5de5\u9886\u57df\u548c\u5de5\u7a0b\u627f\u8f7d\u5e94\u7528\u7684\u91cd\u8981\u6750\u6599\u3002\u5bf9\u4e8e\u8fd9\u7c7b\u7ed3\u6784\u6750\u6599\uff0c\u5ba4\u6e29\u6761\u4ef6\u4e0b\u7684\u5f3a\u5ea6\u548c\u97e7\u6027\u662f\u4e24\u4e2a\u57fa\u672c\u529b\u5b66\u6027\u8d28\u3002\u5c48\u670d\u5f3a\u5ea6\u662f\u6750\u6599\u5f00\u59cb\u5851\u6027\u5f62\u53d8\u7684\u5e94\u529b\uff0c\u4ee3\u8868\u6750\u6599\u53d1&#8230;<\/p>\n","protected":false},"author":4765,"featured_media":193026,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[533],"tags":[3020,306],"class_list":["post-193023","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-zongshu","tag-3020","tag-high-entropy"],"_links":{"self":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/193023"}],"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\/4765"}],"replies":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=193023"}],"version-history":[{"count":2,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/193023\/revisions"}],"predecessor-version":[{"id":195128,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/193023\/revisions\/195128"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/media\/193026"}],"wp:attachment":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=193023"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=193023"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=193023"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}