{"id":253982,"date":"2023-09-01T06:41:21","date_gmt":"2023-08-31T22:41:21","guid":{"rendered":"\/\/m.iemloyee.com\/?p=253982"},"modified":"2023-08-31T15:50:15","modified_gmt":"2023-08-31T07:50:15","slug":"%e9%a6%99%e6%b8%af%e5%9f%8e%e5%b8%82%e5%a4%a7%e5%ad%a6advanced-materials%e7%bb%bc%e8%bf%b0%ef%bc%9a%e5%88%a9%e7%94%a8%e6%99%b6%e6%a0%bc%e7%95%b8%e5%8f%98%e5%ae%9e%e7%8e%b0%e9%ab%98%e7%86%b5%e5%90%88","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=253982","title":{"rendered":"\u9999\u6e2f\u57ce\u5e02\u5927\u5b66Advanced Materials\u7efc\u8ff0\uff1a\u5229\u7528\u6676\u683c\u7578\u53d8\u5b9e\u73b0\u9ad8\u71b5\u5408\u91d1\u7684\u591a\u529f\u80fd\u6027"},"content":{"rendered":"

\u81ea2004\u5e74\u9ad8\u71b5\u5408\u91d1\uff08High-entropy alloy, HEA\uff09\u7684\u6982\u5ff5\u88ab\u63d0\u51fa\u4ee5\u6765\uff0c\u8fd9\u79cd\u591a\u7ec4\u5143\u5408\u91d1\u56e0\u5176\u4f18\u5f02\u7684\u529b\u5b66\u3001\u7269\u7406\u4ee5\u53ca\u7535\u5316\u5b66\u6027\u80fd\u800c\u53d7\u5230\u5e7f\u6cdb\u5173\u6ce8\u3002\u4eba\u4eec\u666e\u904d\u8ba4\u4e3a\uff0c\u5c06\u591a\u79cd\u4e0d\u540c\u5c3a\u5bf8\u7684\u5143\u7d20\u5408\u91d1\u5316\u5230\u4e00\u4e2a\u5171\u540c\u7684\u6676\u683c\u4e2d\u4f1a\u5bfc\u81f4\u6676\u683c\u626d\u66f2\uff0c\u4f7f\u7ec4\u6210\u539f\u5b50\u504f\u79bb\u5176\u7406\u60f3\u4f4d\u7f6e\uff0c\u4ece\u800c\u4ea7\u751f\u6676\u683c\u7578\u53d8\u6548\u5e94\u3002\u4e00\u65b9\u9762\uff0c\u6676\u683c\u7578\u53d8\u6548\u5e94\u4f1a\u5728HEA\u4e2d\u4ea7\u751f\u9ad8\u5ea6\u6ce2\u52a8\u7684\u5f39\u6027\u5e94\u529b\/\u5e94\u53d8\u573a\uff0c\u8fd9\u5df2\u88ab\u8bc1\u660e\u5bf9\u4f4d\u9519\u884c\u4e3a\u81f3\u5173\u91cd\u8981\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u6676\u683c\u7578\u53d8\u6709\u52a9\u4e8e\u7a33\u5b9a\u70ed\u529b\u5b66\u975e\u5e73\u8861\u6001\uff0c\u964d\u4f4e\u7535\u5b50\u548c\u79bb\u5b50\u7b49\u6d3b\u6027\u7269\u8d28\u7684\u80fd\u5792\u3002\u56e0\u6b64\uff0c\u5177\u6709\u7578\u53d8\u6676\u683c\u7684HEA\u76f8\u6bd4\u4f20\u7edf\u5408\u91d1\u8868\u73b0\u51fa\u66f4\u5438\u5f15\u4eba\u7684\u591a\u529f\u80fd\u7279\u6027\uff0c\u4f8b\u5982\u8d85\u5f39\u6027\u3001\u4f18\u5f02\u7684\u5f3a\u5ea6\u548c\u5851\u6027\u3001\u51fa\u8272\u7684\u70ed\u7535\u6027\u80fd\u3001\u72ec\u7279\u7684\u8010\u8f90\u7167\u6027\u548c\u4f18\u79c0\u7684\u50ac\u5316\u6548\u7387\uff0c\u4ece\u800c\u5177\u6709\u66f4\u52a0\u7075\u6d3b\u7684\u5e94\u7528\u573a\u666f\u3002\u4f8b\u5982\uff0c\u65b0\u5f00\u53d1\u7684\u5355\u76f8B2 (CoNi)50<\/sub>(TiZrHf)50<\/sub>\u00a0HEA\u7531\u4e8e\u4e25\u91cd\u7684\u6676\u683c\u7578\u53d8\u800c\u8868\u73b0\u51fa\u5f3a\u70c8\u7684\u975e\u78c1\u6027Elinvar\u6548\u5e94\u3002\u6b64\u5916\uff0cFCC Cantor\u5408\u91d1 (FeCoNiCrMn)\u8fd8\u4ee5\u5176\u5728\u4f4e\u6e29\u4e0b\u7684\u9ad8\u65ad\u88c2\u97e7\u6027\u548c\u8010\u8f90\u7167\u6027\u7684\u7ed3\u5408\u800c\u95fb\u540d\u3002<\/p>\n

\u4e8c\u3001\u6210\u679c\u63a0\u5f71<\/p>\n

\u9999\u6e2f\u57ce\u5e02\u5927\u5b66\u6768\u52c7\u6559\u6388\u56e2\u961f<\/strong>\u5bf9\u8868\u73b0\u51fa\u4e25\u91cd\u6676\u683c\u7578\u53d8\u7684\u591a\u529f\u80fdHEA\u8fdb\u884c\u4e86\u7cfb\u7edf\u6027\u7efc\u8ff0\uff0c\u6db5\u76d6\u4e86\u4e3a\u7406\u89e3\u6676\u683c\u7578\u53d8\u800c\u5f00\u53d1\u7684\u7406\u8bba\u6a21\u578b\u3001\u7528\u4e8e\u8868\u5f81\u6676\u683c\u7578\u53d8\u7684\u5b9e\u9a8c\u548c\u8ba1\u7b97\u65b9\u6cd5\u3001\u6676\u683c\u7578\u53d8\u5bf9\u5408\u91d1\u6027\u80fd\u7684\u5f71\u54cd\uff0c\u4ee5\u53ca\u7578\u53d8\u9ad8\u71b5\u5408\u91d1\u7684\u6570\u636e\u9a71\u52a8\u8bbe\u8ba1\u3002\u901a\u8fc7\u8fd9\u7bc7\u7efc\u8ff0\u6587\u7ae0\uff0c\u4f5c\u8005\u5e0c\u671b\u80fd\u591f\u4fc3\u8fdb\u5bf9\u6676\u4f53\u56fa\u4f53\u4e2d\u626d\u66f2\u6676\u683c\u7684\u8fdb\u4e00\u6b65\u7814\u7a76\u3002<\/p>\n

\u76f8\u5173\u7814\u7a76\u5de5\u4f5c\u4ee5\u201cMultifunctional High Entropy Alloy Enabled by Severe Lattice Distortion\u201d\u4e3a\u9898\u53d1\u8868\u5728Advanced materials\u4e0a\u3002<\/p>\n

\"\"<\/p>\n

\u4e09\u3001\u6838\u5fc3\u521b\u65b0\u70b9<\/p>\n

1.\u4ece\u57fa\u7840\u7684\u89d2\u5ea6\u5bf9\u6676\u683c\u7578\u53d8\u8fdb\u884c\u4e86\u5168\u9762\u8ba8\u8bba\uff0c\u6df1\u5165\u63a2\u8ba8\u4e86\u5176\u7269\u7406\u672c\u8d28\u4ee5\u53ca\u5404\u79cd\u8868\u5f81\u624b\u6bb5\u3002<\/p>\n

2.\u91cd\u70b9\u8ba8\u8bba\u4e86\u6676\u683c\u7578\u53d8\u5bf9HEA\u591a\u529f\u80fd\u6027\u7684\u5f71\u54cd\uff0c\u5305\u62ec\u4f20\u8f93\u6027\u80fd\u3001\u8010\u8f90\u7167\u6027\u548c\u50ac\u5316\u6027\u80fd\u3002<\/p>\n

3.\u6982\u8ff0\u4e86\u8bbe\u8ba1\u5177\u6709\u7578\u53d8\u6676\u683c\u7684HEA\u7684\u6570\u636e\u9a71\u52a8\u65b9\u6cd5\u3002<\/p>\n

\u56db\u3001\u6570\u636e\u6982\u89c8<\/p>\n

\"\"<\/p>\n

\u56fe1\u00a0(a)\u6eb6\u8d28\u539f\u5b50\u5927\u4e8e\u6eb6\u5242\u539f\u5b50\u7684\u4f20\u7edf\u56fa\u6eb6\u4f53\u5408\u91d1\uff0c(b)\u6eb6\u8d28\u539f\u5b50\u5c0f\u4e8e\u6eb6\u5242\u539f\u5b50\u7684\u4f20\u7edf\u56fa\u6eb6\u4f53\u5408\u91d1\uff0c\u4ee5\u53ca(c)\u9ad8\u71b5\u5408\u91d1\u4e2d\u7684\u5c40\u57df\u7578\u53d8\u6676\u683c\u7684\u793a\u610f\u56fe\u3002(d)\u591a\u5143\u5408\u91d1\u7cfb\u7edf\u4e2d\u7ecf\u5386\u4f53\u79ef\u53d8\u5316\u548c\u5f62\u72b6\u53d8\u5316\u7684\u6676\u683c\u793a\u610f\u56fe\u3002<\/p>\n

\"\"<\/p>\n

\u56fe2\u00a0(a)\u5e73\u5747\u201c\u57fa\u4f53\u201d\u4e2d\u5355\u4e00\u6eb6\u8d28\u4ea7\u751f\u7684\u4f4d\u79fb\u573a\u3002(b)\u4f4d\u7f6ei\u5904\u539f\u5b50\u7684\u4f4d\u79fb\u662f\u7531\u6240\u6709\u5468\u56f4\u6eb6\u8d28\u5728\u8be5\u4f4d\u7f6e\u4ea7\u751f\u7684\u4f4d\u79fb\u4e4b\u548c\u3002\u00a9 2019\u00a0Elsevier.\u00a0(c)\u6700\u5927\u539f\u5b50\u548c(d)\u6700\u5c0f\u539f\u5b50\u5904\u7684\u7acb\u4f53\u89d2\u793a\u610f\u56fe\u3002\u662f\u5e73\u5747\u539f\u5b50\u534a\u5f84\u3002\u00a9 2014\u00a0Elsevier.<\/p>\n

\"\"<\/p>\n

\u56fe3 \u5177\u6709\u4e25\u91cd\u6676\u683c\u7578\u53d8\u7684\u968f\u673a\u56fa\u6eb6\u4f53\u4e0e\u542b\u5316\u5b66\u77ed\u7a0b\u6709\u5e8f\uff08Chemical short-range ordering, CSRO\uff09\u7684\u5177\u6709\u8f83\u5c0f\u6676\u683c\u7578\u53d8\u7684\u56fa\u6eb6\u4f53\u7684\u793a\u610f\u56fe\u3002<\/p>\n

\"\"<\/p>\n

\u56fe4\u00a0(a)\u5f39\u6027\u6a21\u91cf\u4e0e\u5c48\u670d\u5f3a\u5ea6\u7684Ashby\u56fe\u3002\u63d2\u56fe\u662f(CoNi)50<\/sub>(TiZrHf)50<\/sub>\u7684\u5e94\u529b-\u5e94\u53d8\u66f2\u7ebf\u3002(b)(CoNi)50-x<\/sub>(TiZrHf)50<\/sub>Fex<\/sub>\u00a0(x=0\u30012\u30015\u548c10) \u5408\u91d1\u4e0e\u5176\u4ed6\u4e2d\u71b5\u5408\u91d1\uff08MEA\uff09\u548c\u5757\u4f53\u91d1\u5c5e\u73bb\u7483\uff08BMG\uff09\u7684\u5f39\u6027\u6a21\u91cf-\u6e29\u5ea6\u5173\u7cfb\u7684\u6bd4\u8f83\u3002E0<\/sub>\u4e3a\u5ba4\u6e29\u4e0b\u7684\u5f39\u6027\u6a21\u91cf\u3002\u00a9 2022\u00a0Springer Nature.\u00a0(c)\u6676\u683c\u7578\u53d8HEA\u4e2d\u5f39\u6027\u6a21\u91cf\u4e0e\u6e29\u5ea6\u7684\u5173\u7cfb\u4e0e\u5176\u4ed6Elinvar\u5408\u91d1\u7684\u5bf9\u6bd4\u3002\u00a9 2023\u00a0AIP Publishing.<\/p>\n

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\u56fe5 (a)\u5e94\u53d8\u4e3a 0.57% \u65f6\u5fae\u67f1\u4e2d\u7684\u4f4d\u9519\u6784\u578b\u3002(b)\u5f02\u8d28\u5e94\u53d8\u573a\u4e0bFrank-Read\u6e90\u7684\u4f4d\u9519\u6784\u578b\u3002 \u7ea2\u7ebf\u548c\u84dd\u7ebf\u8868\u793a\u957f\u5ea6\u4e3a1,500\u548c2,000b\u7684FR\u6e90\uff0cb\u662fBurgers\u77e2\u91cf\u7684\u5927\u5c0f\u3002(c)\u4ea4\u6ed1\u79fb\u548c\u53cc\u4ea4\u6ed1\u79fb\u8fc7\u7a0b\u3002(d)\u7531\u4e8e\u591a\u6b21\u7684\u53cc\u4ea4\u6ed1\u79fb\uff0c\u9519\u4f4d\u4e0a\u51fa\u73b0\u4e86\u8bb8\u591a\u5272\u9636\u3002\u00a9 2023 PNAS.<\/p>\n

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\u56fe6\u00a0(a)Ni\u548cNiCoFeCrMn\u8f90\u7167\u540e\u7684\u6a2a\u622a\u9762\u7684TEM\u56fe\u50cf\u3002\u84dd\u8272\u6846\u7a81\u51fa\u663e\u793a\u4e86\u7a7a\u9699\u533a\u57df\u3002\u00a9 2016\u00a0Springer Nature.\u00a0(b)\u8f90\u7167\u540eNi\u3001NiCo\u3001NiCoCr\u548cNiCoFeCrMn\u7684\u8868\u9762\u5f62\u8c8c\u3002\u00a9 2016\u00a0Elsevier.<\/p>\n

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\u56fe7\u00a0(a)\u00a0CoO {111}-Ov\u8868\u9762\u7684\u6c22\u5438\u9644\u81ea\u7531\u80fd(\u0394GH*<\/sub>)\u4e0e\u62c9\u4f38\u5e94\u53d8\u3002{111}-Ov\u4e0a\u7684\u8868\u9762\u6c27\u7a7a\u4f4d\u6d53\u5ea6\u7ea6\u4e3a11.1%\u3002\u00a9 2017 Springer Nature.\u00a0(b)\u80fd\u91cf\u56fe\u663e\u793a\u62c9\u4f38\u5e94\u53d8\u5bf9\u540e\u8fc7\u6e21\u91d1\u5c5ed\u5e26\u4f4d\u7f6e\u7684\u5f71\u54cd\u3002\u00a9 2017 Springer Nature.\u00a0(c)\u542bPt\/Pd HEA\u7684HAADF-STEM\u56fe\u50cf\u548c\u5bf9\u5e94\u7684\u5e94\u53d8\u56fe\u3002\u00a9 2022 Elsevier.<\/p>\n

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\u56fe8 \u673a\u5668\u5b66\u4e60\u6a21\u578b\u7684\u793a\u610f\u56fe\u3002\u00a9 2023 Elsevier.<\/p>\n

\u4e94\u3001\u6210\u679c\u542f\u793a<\/p>\n

HEA\u5177\u6709\u590d\u6742\u7684\u5316\u5b66\u6210\u5206\uff0c\u4ece\u800c\u4ea7\u751f\u4ee5\u6676\u683c\u7578\u53d8\u4e3a\u7279\u5f81\u7684\u72ec\u7279\u6676\u4f53\u7ed3\u6784\u3002\u8fd9\u79cd\u7ed3\u6784\u7279\u5f81\u5bf9HEA\u7684\u5404\u79cd\u7269\u7406\u548c\u529b\u5b66\u6027\u80fd\u5177\u6709\u6df1\u8fdc\u7684\u5f71\u54cd\uff0c\u5305\u62ec\u5f39\u6027\u3001\u5c48\u670d\u5f3a\u5ea6\u3001\u5e94\u53d8\u786c\u5316\u673a\u5236\u3001\u6269\u6563\u52a8\u529b\u5b66\u3001\u5bfc\u70ed\u6027\u3001\u8010\u8f90\u7167\u6027\u548c\u50ac\u5316\u6027\u80fd\u3002\u5728\u4f20\u7edf\u5408\u91d1\u4e2d\uff0c\u6676\u683c\u7578\u53d8\u4e3b\u8981\u662f\u7531\u6eb6\u8d28\u539f\u5b50\u5f15\u8d77\u7684\uff0c\u4ece\u800c\u4ea7\u751f\u4e0eEshelby\u7406\u8bba\u4e00\u81f4\u7684\u660e\u786e\u5b9a\u4e49\u7684\u5f39\u6027\u5e94\u53d8\u573a\u3002\u7136\u800c\uff0c\u5728HEA\u4e2d\uff0c\u6676\u683c\u7578\u53d8\u8868\u73b0\u51fa\u9ad8\u5ea6\u6ce2\u52a8\u7684\u5f39\u6027\u5e94\u53d8\u573a\uff0c\u8fd9\u4f7f\u5f97\u5229\u7528\u7ecf\u5178\u6a21\u578b\u6765\u7814\u7a76\u7ed3\u6784-\u6027\u80fd\u7684\u76f8\u5173\u6027\u5177\u6709\u6311\u6218\u6027\u3002\u4e3a\u4e86\u5e94\u5bf9\u8fd9\u4e00\u6311\u6218\uff0c\u4eba\u4eec\u91c7\u7528\u4e86\u5404\u79cd\u539f\u5b50\u6a21\u62df\u548c\u6700\u5148\u8fdb\u7684\u5b9e\u9a8c\u65b9\u6cd5\u6765\u8868\u5f81HEA\u4e2d\u7684\u6676\u683c\u7578\u53d8\uff0c\u5e76\u4ece\u5d0e\u5c96\u7684\u52bf\u80fd\u89d2\u5ea6\u4e86\u89e3\u5b83\u5982\u4f55\u5f71\u54cd\u6676\u4f53\u7f3a\u9677\uff08\u4f8b\u5982\u4f4d\u9519\uff09\u7684\u8fd0\u52a8\u3002\u8fd9\u4e9b\u7814\u7a76\u8868\u660e\uff0cHEA\u4e2d\u4e25\u91cd\u7684\u6676\u683c\u7578\u53d8\u53ef\u80fd\u5bfc\u81f4\u76f8\u6bd4\u4e8e\u4f20\u7edf\u5408\u91d1\u524d\u6240\u672a\u6709\u7684\u72ec\u7279\u7684\u591a\u529f\u80fd\u7279\u6027\u3002<\/p>\n

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