{"id":246143,"date":"2023-01-23T19:06:40","date_gmt":"2023-01-23T11:06:40","guid":{"rendered":"\/\/m.iemloyee.com\/?p=246143"},"modified":"2023-01-25T23:12:51","modified_gmt":"2023-01-25T15:12:51","slug":"%e5%8d%97%e4%ba%ac%e5%a4%a7%e5%ad%a6%e5%a7%9a%e9%a2%96%e6%96%b9%e6%95%99%e6%8e%88-%e9%82%b9%e5%bf%97%e5%88%9a%e9%99%a2%e5%a3%ab%e5%9b%a2%e9%98%9f%ef%bc%9a%e9%a6%96%e5%88%9b%e5%88%b6%e5%a4%87%e7%ba%b3","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=246143","title":{"rendered":"\u5357\u4eac\u5927\u5b66\u59da\u9896\u65b9\u6559\u6388\/\u90b9\u5fd7\u521a\u9662\u58eb\u56e2\u961f\uff1a\u9996\u521b\u5236\u5907\u7eb3\u7c73\u9ad8\u71b5\u6750\u6599\u9897\u7c92\u65b0\u65b9\u6cd5"},"content":{"rendered":"

\u4e00\u3001\u5bfc\u8bfb<\/strong><\/p>\n

\u9ad8\u71b5\u6750\u6599(HEMs)(\u4e3b\u8981\u5305\u62ec\u9ad8\u71b5\u5408\u91d1\u548c\u9ad8\u5c1a\u9676\u74f7)\u5177\u6709\u975e\u5e38\u4f18\u5f02\u7684\u7269\u7406\u5316\u5b66\u6027\u80fd\uff0c\u5982\u9ad8\u5f3a\u5ea6\uff0c\u7535\u78c1\u6027\u80fd\u4ee5\u53ca\u526a\u5207\uff0c\u6c27\u5316\u548c\u8150\u8680\u6297\u529b\u3002\u5c06\u591a\u4e2a\u5143\u7d20\u5728\u7eb3\u7c73\u5c3a\u5ea6\u96c6\u6210\u5230HEMs\u53ef\u4ee5\u4e3a\u8bb8\u591a\u5e94\u7528\u63d0\u4f9b\u65b0\u7684\u5e94\u7528\u9014\u5f84\uff0c\u4f46\u5176\u5b9e\u4e00\u9879\u975e\u5e38\u8270\u5de8\u7684\u5de5\u4f5c\u3002<\/p>\n

\u76ee\u524d\u5df2\u62a5\u9053\u7684\u5408\u6210\u7eb3\u7c73\u9ad8\u71b5\u6750\u6599\u7c92\u5b50(HEA NPs)\u7684\u4e3b\u8981\u65b9\u6cd5\u6709\u78b3\u70ed\u51b2\u51fb\uff0c\u79fb\u52a8\u5e8a\u70ed\u89e3\uff0c\u8d85\u58f0\u8f85\u52a9\u6e7f\u5316\u5b66\u65b9\u6cd5\uff0c\u6fc0\u5149\u8f85\u52a9\u7b56\u7565\u548c\u7535\u5408\u6210\u3002\u8fd9\u4e9b\u65b9\u6cd5\u9700\u8981\u4e25\u683c\u7684\u6761\u4ef6\uff0c\u4f8b\u5982\u9ad8\u538b\u3001\u9ad8\u6e29\u548c\u60f0\u6027\u5927\u6c14\u4fdd\u62a4\u3002\u4f7f\u7528\u5e38\u89c4\u6761\u4ef6\u53ea\u80fd\u5408\u6210\u5c11\u91cf\u79cd\u7c7b\u7684HEA NPs\uff0c\u56e0\u4e3a\u5408\u6210\u4ed6\u4eec\u9700\u8981\u4e0eNPs\u7ec4\u6210\u76f8\u540c\u7684\u6e90\u6750\u6599(\u4f8b\u5982\uff0c\u5982\u679c\u5408\u6210PtIrCuNiCr HEA NPs\uff0c\u5fc5\u987b\u63d0\u4f9bPtIrCuNiCr\u7684\u6563\u88c5\u6e90\u6750\u6599)\uff0c\u5426\u5219\u5c06\u5bfc\u81f4\u65e0\u5b9a\u5f62\u6001\u7684NPs\u3002\u6784\u9020HEC NPs\u7684\u7b56\u7565\u8fd8\u6ca1\u6709\u88ab\u7cfb\u7edf\u63a2\u7d22\uff0c\u76f8\u5173\u7814\u7a76\u4ecd\u5904\u4e8e\u8d77\u6b65\u9636\u6bb5\u3002\u5f00\u53d1\u4e00\u79cd\u901a\u7528\u800c\u7a33\u5065\u7684\u9014\u5f84\uff0c\u5728\u5e38\u89c4\u6761\u4ef6\u4e0b\uff0c\u5408\u6210HEM NPs\u5177\u6709\u91cd\u8981\u610f\u4e49\u3002<\/p>\n

 <\/p>\n

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

\u8fd1\u65e5\uff0c\u6765\u81ea\u5357\u4eac\u5927\u5b66\u7684\u59da\u9896\u65b9\u6559\u6388\u548c\u90b9\u5fd7\u521a\u9662\u58eb\u63d0\u51fa\u4e86\u4e00\u79cd\u7b80\u5355\u901a\u7528\u7684\u65b9\u6cd5\u2014\u6fc0\u5149\u626b\u63cf\u70e7\u8680\uff08LSA\uff09\u3002\u5728\u5e38\u89c4\u6761\u4ef6\u4e0b\u5408\u6210\u4e86\u4e00\u7cfb\u5217\u9ad8\u71b5\u5408\u91d1\u548c\u9676\u74f7\u7eb3\u7c73\u9897\u7c92\u3002\u6fc0\u5149\u626b\u63cf\u70e7\u8680\u6cd5\u5728\u5ba4\u6e29\u6e29\u5ea6\u548c\u5e38\u89c4\u5927\u6c14\u538b\u5f3a\u4e0b\u53ef\u4ee5\u70e7\u8680\u76f8\u5e94\u7684\u7eb3\u7c73\u9897\u7c92\uff0c\u4ec5\u97005\u7eb3\u79d2\u8109\u51b2\u6fc0\u5149\u3002\u5176\u4e3b\u8981\u539f\u7406\u662f\u5c06\u80fd\u91cf\u805a\u96c6\u5728\u5fae\u7c73\u7ea7\u7684\u5c40\u57df\u8303\u56f4\u5185\uff0c\u5c06\u91d1\u5c5e\u524d\u9a71\u4f53\u6df7\u5408\u7269\u70e7\u8680\u5f62\u6210\u7eb3\u7c73\u9897\u7c92\u3002\u8d85\u5feb\u7684\u8fc7\u7a0b\u53ef\u4ee5\u786e\u4fdd\u5373\u4f7f\u70ed\u529b\u5b66\u4e0d\u76f8\u5bb9\u7684\u4e0d\u540c\u91d1\u5c5e\u5143\u7d20\u7ed3\u5408\u3002\u5c06\u5236\u5907\u7684\u9ad8\u71b5\u6750\u6599\u7eb3\u7c73\u9897\u7c92\u4f5c\u4e3a\u7535\u50ac\u5316\u5242\u7528\u4e8e\u6c34\u5206\u89e3\uff0c\u5176\u8fc7\u7535\u4f4d\u53ef\u8fbe185mv @ 10ma cm-2<\/sup>\u3002\u8fd9\u79cd\u901a\u7528\u7684\u7b56\u7565\u5236\u5907\u7684HEM NPs\u53ef\u4ee5\u5e94\u7528\u4e8e\u4e00\u7cfb\u5217\u9886\u57df\uff0c\u5982\u751f\u7269\u533b\u5b66\uff0c\u50ac\u5316\uff0c\u80fd\u91cf\u5b58\u50a8\u548c\u4f20\u611f\u5668\u3002\u8be5\u5de5\u4f5c\u4ee5\u201cGeneral synthesis of high-entropy alloy and ceramic nanoparticles in nanoseconds<\/em>\u201d\u4e3a\u9898\u53d1\u8868\u5728Nature\u51fa\u7248\u793e\u7684\u65b0\u671f\u520aNature\u00a0Synthesis<\/em><\/strong>\u3002<\/p>\n

\"\"<\/p>\n

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

(1) \u4e00\u79cd\u7b80\u6613\u901a\u7528\u7684\u6fc0\u5149\u626b\u63cf\u70e7\u8680\u6280\u672f\uff0c\u5728\u5e38\u6e29\u5e38\u538b\u6761\u4ef6\u4e0b\u5408\u6210\u4e86\u4e00\u7cfb\u5217\u9ad8\u71b5\u7eb3\u7c73\u9897\u7c92;<\/p>\n

(2) \u62d3\u5bbd\u4e86\u7eb3\u7c73\u9ad8\u71b5\u6750\u6599\u5728\u751f\u7269\u3001\u50ac\u5316\u3001\u7535\u5b50\u548c\u78c1\u5b66\u7b49\u591a\u4e2a\u9886\u57df\u7684\u5e94\u7528\uff1b<\/p>\n

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

\"\"<\/p>\n

\u56fe1 HEAs\u4e2dNPs\u7684LSA\u5408\u6210\u65b9\u6cd5\uff1ba\uff0c\u8109\u51b2\u5149\u7ea4\u6fc0\u5149\u5728\u5df1\u70f7\u4e2d\u5408\u6210AuFeCoCuCr NPs\u7684\u5b9e\u9a8c\u88c5\u7f6e\u793a\u610f\u56fe\uff1bb, AuFeCoCuCr NPs\u7684\u5408\u6210\u3002\u5de6:\u5728LSA\u8fc7\u7a0b\u4e2dCNFs\u8868\u9762\u53d1\u751f\u53cd\u5e94\u7684\u793a\u610f\u56fe\u3002\u53f3\u4e0b:\u5f62\u6210HEA NPs\u7684\u53cd\u5e94\u8fc7\u7a0b\u3002\u53f3\u4e0a\u89d2:\u5728CNFs\u4e0a\u52a0\u8f7d\u7684\u524d\u9a71\u4f53\uff1bc\uff0c\u8109\u51b2\u7eb3\u79d2\u6fc0\u5149\u5668\u5149\u675f\u7684\u9ad8\u65af\u80fd\u91cf\u5206\u5e03\u3002OS\u3001D\u548cB\u5206\u522b\u8868\u793a\u6fc0\u5149\u5149\u6591\u91cd\u53e0\u5927\u5c0f\u3001\u5149\u6591\u5927\u5c0f(30 \u03bcm)\u548cD\u548c OS\u4e4b\u95f4\u7684\u5dee\u503c\u3002\u7531\u4e8e\u5149\u6591\u7684\u5fae\u7ec6\uff0c\u6fc0\u5149\u8109\u51b2\u5c06\u80fd\u91cf\u9650\u5236\u5728\u886c\u5e95\u8868\u9762\u7684\u5fae\u533a\u57df\u5185\u3002d\uff0c\u5de6\u4e0a:\u52a0\u8f7d\u5728CNFs\u4e0a\u7684AuFeCoCuCr NPs\u7684\u626b\u63cf\u7535\u955c\u56fe\u50cf\u3002\u5de6\u4e8c:\u900f\u5c04\u7535\u5b50\u663e\u5fae\u955c(TEM)\u7684AuFeCoCuCr\u56fe\u50cf\u3002\u5728TEM\u56fe\u50cf\u4e2d\u53ef\u4ee5\u770b\u5230NP\u4e2dAu\u3001Fe\u3001Co\u3001Cu\u3001Cr\u5143\u7d20\u5bf9\u5e94\u7684EDS\u56fe\u3002<\/p>\n

\"\"<\/p>\n

\u56fe2 LSA\u7b56\u7565\u4e2dHEA NPs\u7684\u5f62\u6210\u673a\u5236\uff1ba\uff0c\u7528LSA\u65b9\u6cd5\u5f62\u6210HEA NPs\u7684\u673a\u7406\u3002\u84dd\u8272\u80cc\u666f\u4ee3\u8868\u6db2\u6001\u70f7\u70c3\u3002HEA NPs\u7684\u5408\u6210\u8fc7\u7a0b\u6d89\u53caLSA\u8fc7\u7a0b\u4e2d\u8109\u51b2\u7a7f\u900f(i)\u3001\u8109\u51b2\u5438\u6536(ii)\u3001\u7fbd\u6d41\u81a8\u80c0(iii)\u3001\u6c14\u6ce1\u4ea7\u751f(iv)\u548c\u6c14\u6ce1\u574d\u7f29(v)\u7684\u987a\u5e8f\u8fc7\u7a0b\uff1bb\uff0c 5\u4e2a\u4e0d\u540c\u5143\u7d20(\u4eceA\u5230E)\u7684HEA NPs\u5728LSA\u8fc7\u7a0b\u4e2d\u7684\u914d\u7f6e\u71b5\u6f14\u5316\uff1bc\uff0cHEA NP\u5728\u539f\u5b50\u5c3a\u5ea6\u7684\u9ad8\u89d2\u5ea6\u73af\u5f62\u6697\u573a\u626b\u63cf\u900f\u5c04\u7535\u5b50\u663e\u5fae\u955c(STEM)\u56fe\u50cf\u548cSTEM\u5143\u7d20\u56fe\u3002\u8fd9\u4e9b\u56fe\u50cf\u6bd4\u8f83\u4e86\u540c\u4e00\u533a\u57df\u4e2d\u5404\u4e2a\u5143\u7d20\u7684\u5c40\u90e8\u6d53\u5ea6\u5206\u5e03\u3002\u5373\u4f7f\u5728\u539f\u5b50\u5c3a\u5ea6\u4e0a\u4e5f\u6ca1\u6709\u53d1\u73b0\u5143\u7d20\u7684\u5206\u79bb\uff0c\u8bf4\u660eNPs\u5185\u90e8\u7684\u5747\u5300\u5143\u7d20\u5206\u5e03\uff1bd\uff0cHEA NPs\u7684x\u5c04\u7ebf\u884d\u5c04\u56fe\uff0c\u8bf4\u660e\u5176\u4e3a\u7684\u9762\u5fc3\u7acb\u65b9\u7ed3\u6784\u3002<\/p>\n

\"\"<\/p>\n

\u56fe3\u5229\u7528\u6fc0\u5149\u91cd\u590d\u626b\u63cf\u5faa\u73af\u63a7\u5236HEA NPs\u7684\u5c3a\u5bf8\uff1ba\uff0c\u4e0d\u540c\u6fc0\u5149\u4f5c\u7528\u65f6\u95f4\u4e0bNPs\u7684\u626b\u63cf\u7535\u955c\u663e\u5fae\u56fe\u3002b\u3001CNFs\u52a0\u8f7dPtAuPdCuCrSn HEA NPs\u7684\u900f\u5c04\u7535\u955c\u56fe\uff0c\u6fc0\u5149\u4f5c\u7528\u65f6\u95f4\u4e3a100 ns\u65f6\uff0c\u6837\u54c1\u4e2dPt\u3001Au\u3001Pd\u3001Cu\u3001Cr\u3001Sn\u7b49\u5143\u7d20\u7684EDS\u56fe\uff1bc\uff0c\u4e0d\u540c\u6fc0\u5149\u4f5c\u7528\u4e0bNPs\u7684\u5c3a\u5bf8\u5206\u5e03\u3002d\uff0c\u91cd\u590d\u6fc0\u5149\u8109\u51b2\u4f5c\u7528\u4e0bHEA NPs\u7684\u5f62\u6210\u548c\u653e\u5927\u793a\u610f\u56fe\u3002<\/p>\n

\"\"<\/p>\n

\u56fe4 HEC NPs\u7684LSA\u5408\u6210\uff1ba\uff0c\u5408\u6210HES\u548cHEO NPs\u7684\u793a\u610f\u56fe\u3002\u4ee5\u786b\u4e3a\u524d\u9a71\u4f53\u8fdb\u884cHES\u5408\u6210\uff0c\u4ee5NaOH\u4e3a\u524d\u9a71\u4f53\u8fdb\u884cHEO\u5408\u6210\u3002b – f,\u5728CNFs\u4e0a\u7684TEM\u56fe\u50cf\u548cEDS\u56fe; b\uff0cHEO\uff1bc\uff0cHEO\uff1bd,\u9ad8\u71b5\u787c\u5316\u7269; e, \u9ad8\u71b5\u78f7\u5316\u7269; (f)\u9ad8\u71b5\u6c2e\u5316\u7269NPs\u52a0\u8f7d\u3002<\/p>\n

\"\"<\/p>\n

\u56fe5 HEM NPs\u5206\u89e3\u6c34\u7684\u7535\u50ac\u5316\u6027\u80fd\uff1ba\uff0c\u5de6:TEM\u56fe\u50cf\uff0c\u53f3\u56fe:\u539f\u5b50\u5c3a\u5ea6\u7684\u9ad8\u89d2\u5ea6\u73af\u5f62\u6697\u573a\u56fe\u50cf(\u5de6\u4e0a)\u548c\u52a0\u8f7d\u5728\u77f3\u58a8\u70ef\u4e0a\u7684PtIrCuNiCr\u7684\u5143\u7d20\u5206\u5e03\u56fe\uff1bb\uff0c\u4e0d\u540c\u7535\u50ac\u5316\u5242\u7684\u7ebf\u6027\u626b\u63cf\u4f0f\u5b89\u66f2\u7ebf\u3002c\uff0c\u7535\u50ac\u5316\u5242\u7684\u7ebf\u6027\u626b\u63cf\u4f0f\u5b89\u66f2\u7ebf\u3002d\uff0c PtIrCuNiCr -\u77f3\u58a8\u70ef\u4f5c\u4e3a\u9634\u6781\u548c\u9633\u6781\u7684\u53cc\u7535\u6781\u7535\u6c60\u7684\u7ebf\u6027\u626b\u63cf\u4f0f\u5b89\u66f2\u7ebf\u3002e\u3001200 mA cm-2<\/sup>\u4e0b\u53cc\u7535\u6781\u7535\u6c60\u7684\u8010\u4e45\u6027\u6d4b\u8bd5\u3002<\/p>\n

 <\/p>\n

\u4e94\u3001\u6210\u679c\u542f\u8fea<\/strong><\/p>\n

\u5927\u9053\u81f3\u7b80\uff0c\u8d8a\u7b80\u5355\uff0c\u8d8a\u6709\u6548\uff0c\u672c\u5de5\u4f5c\u9996\u6b21\u7528\u5e38\u89c4\u7684\u5236\u5907\u5728\u7eb3\u7c73\u5c3a\u5ea6\u4e0a\u5408\u6210\u9ad8\u71b5\u6750\u6599\uff0c\u5b8c\u6210\u4e86\u76ee\u524d\u56fd\u9645\u4e0a\u6781\u5177\u6311\u6218\u7684\u96be\u9898\u3002\u4e3a\u7eb3\u7c73\u9ad8\u71b5\u6750\u6599\u5728\u751f\u7269\u3001\u50ac\u5316\u3001\u7535\u5b50\u548c\u78c1\u5b66\u7b49\u591a\u4e2a\u9886\u57df\u7684\u5e94\u7528\uff0c\u4ee5\u53ca\u53d1\u73b0\u66f4\u591a\u65b0\u578b\u9ad8\u71b5\u6750\u6599\u53ca\u65b0\u5947\u7279\u6027\u63d0\u4f9b\u4e86\u6280\u672f\u652f\u6491\u3002<\/p>\n

 <\/p>\n

\u8bba\u6587\u8be6\u60c5\uff1ahttps:\/\/www.nature.com\/articles\/s44160-021-00004-1<\/u><\/p>\n","protected":false},"excerpt":{"rendered":"

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