{"id":247508,"date":"2023-02-27T14:10:49","date_gmt":"2023-02-27T06:10:49","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=247508"},"modified":"2023-02-28T09:54:00","modified_gmt":"2023-02-28T01:54:00","slug":"%e3%80%90%e6%96%b0%e8%83%bd%e6%ba%90%e5%89%8d%e7%ba%bf%e3%80%91%e5%8d%95%e5%8e%9f%e5%ad%90%e5%82%ac%e5%8c%96%e5%89%82am%ef%bc%9a%e5%85%b7%e6%9c%89%e9%ab%98%e5%88%a9%e7%94%a8%e7%8e%87%e4%ba%94%e9%85%8d","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=247508","title":{"rendered":"\u5355\u539f\u5b50\u50ac\u5316\u5242AM\uff1a\u5177\u6709\u9ad8\u5229\u7528\u7387\u4e94\u914d\u4f4d\u7684FeNC\u6c27\u8fd8\u539f\u7535\u50ac\u5316\u5242"},"content":{"rendered":"

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

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\u6b64\u5916\uff0c\u5230\u76ee\u524d\u4e3a\u6b62\uff0c\u79d1\u7814\u5de5\u4f5c\u8005\u4e3a\u4e86\u4f7fFeNx\u5728PEMFC\u4e2d\u5f97\u5230\u6700\u4f73\u7684\u7535\u5316\u5b66\u5229\u7528\uff0c\u4ed8\u51fa\u4e86\u5927\u91cf\u52aa\u529b\uff0c\u4e24\u6b65\u5408\u6210\u65b9\u6cd5\u6700\u8fd1\u5728\u94c1\u8d1f\u8f7d\u548c\u63d0\u5347\u8d28\u91cf\u6d3b\u6027\u65b9\u9762\u751a\u81f3\u53d6\u5f97\u4e86\u91cd\u5927\u8fdb\u5c55\uff0c\u4f46\u4e0d\u5e78\u7684\u662f\uff0c\u7531\u4e8e\u96be\u4ee5\u6784\u5efa\u5177\u6709\u7535\u5316\u5b66\u66b4\u9732\u6d3b\u6027\u4f4d\u70b9\u7684\u8db3\u591f\u5b54\u9699\u7387\u7684\u652f\u67b6\uff0cFe\u5229\u7528\u7387\u4ecd\u7136\u5f88\u4f4e\u3002\u56e0\u6b64\uff0c\u603b\u7ed3\u6765\u770b\uff0c\u5728\u6700\u5927\u9650\u5ea6\u5730\u63d0\u9ad8\u7535\u5316\u5b66Fe\u6d3b\u6027\u5229\u7528\u4f4d\u70b9\u7684\u6bd4\u4f8b\u65b9\u9762\u7684\u7814\u7a76\u8fdb\u5c55\u4ecd\u7136\u6709\u9650\u3002<\/p>\n

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

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\u7814\u7a76\u4eba\u5458\u901a\u8fc7\u626b\u63cf\u900f\u5c04\u7535\u955c\u548c\u80fd\u91cf\u8272\u6563X\u5c04\u7ebf\u8bc1\u5b9e\u4e86Fe\u7684\u539f\u5b50\u8272\u6563\uff0c\u800c\u901a\u8fc7X\u5c04\u7ebf\u5438\u6536\u5149\u8c31\u3001\u7535\u5b50\u987a\u78c1\u5171\u632f\u548c\u4f4e\u6e29\u7a46\u65af\u5821\u5c14\u5149\u8c31\u9610\u660e\u4e86\u6d3b\u6027\u4f4d\u70b9\u7684\u7ed3\u6784\uff0c\u5176\u4e2d\u4e3b\u8981\u7684FeNx<\/sub>\u4f4d\u70b9\u7531\u8f74\u5411\u914d\u4f53\u4e94\u914d\u4f4d\u5f62\u6210\u3002\u5728\u9178\u6027\u4ecb\u8d28\u4e2d\uff0c\u7814\u7a76\u4eba\u5458\u7528\u65cb\u8f6c\u5706\u76d8\u7535\u6781\u6d4b\u91cf\u8bc4\u4f30\u4e86\u50ac\u5316\u5242\u5bf9O2<\/sub>\u8fd8\u539f\u7684\u6027\u80fd\uff0c\u53d1\u73b0\u53ef\u4ee5\u4ece\u539f\u4f4d\u4e9a\u785d\u9178\u76d0\u5265\u79bb\u4e2d\u4f7f\u50ac\u5316\u4f53\u7cfb\u83b7\u5f97\u9ad8\u4f4d\u7f6e\u5bc6\u5ea6\uff0c\u4f4e\u8f6c\u6362\u9891\u7387\u548c\u9ad8\u5229\u7528\u7387\u3002\u6700\u540e\uff0c\u4f7f\u7528\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba\u6765\u8bc4\u4f30\u8f74\u5411\u914d\u4f53\u5bf9\u6a21\u578bFeN4<\/sub>\u5421\u5576\u548c\u5421\u54af\u4f4d\u70b9O2<\/sub>\u8fd8\u539f\u6d3b\u6027\u7684\u5f71\u54cd\uff0c\u4e0e\u666e\u901aFeN4<\/sub>\u4f4d\u70b9\u76f8\u6bd4\uff0c\u7814\u7a76\u4eba\u5458\u89c2\u5bdf\u5230\u4e0d\u540c\u8f74\u5411\u914d\u4f53\u7684OH\u7ed3\u5408\u80fd\u548c\u6d3b\u6027\u53d1\u751f\u4e86\u5f88\u5927\u53d8\u5316\u3002<\/p>\n

\u76f8\u5173\u7814\u7a76\u6210\u679c\u4ee5\u201cFeNC Oxygen Reduction Electrocatalyst with High Utilisation Penta-coordinated sites<\/em><\/strong>\u201d\u4e3a\u9898\u53d1\u8868\u5728\u56fd\u9645\u9876\u7ea7\u671f\u520aAdvanced Materials<\/em><\/strong>\u4e0a\u3002<\/p>\n

\"\"<\/p>\n

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

1\u3001\u8be5\u7814\u7a76\u4f7f\u7528Mg2+<\/sup>\u76d0\u4f5c\u4e3a\u6d3b\u6027\u4f4d\u70b9\u6a21\u677f\u548c\u5b54\u9699\u5242\uff0c\u4ee5\u53ca\u53e6\u4e00\u79cd\u6709\u673a\u524d\u9a71\u4f532,4,6-\u4e09\u6c28\u57fa\u5627\u5576\uff08TAP\uff09\u5236\u5907\u4e86\u591a\u5b54\u7684N\u63ba\u6742\u78b3\u5bbf\u4e3b\uff0c\u7136\u540e\u5c06\u5176\u7528\u4e8eFe\u914d\u4f4d\uff0c\u4ece\u800c\u5236\u5907\u4e86\u5177\u6709\u521b\u7eaa\u5f55\u9ad8FeNx<\/sub>\u7535\u5316\u5b66\u5229\u7528\u7387\u7684FeNC\u6750\u6599\u3002<\/p>\n

2\u3001\u7814\u7a76\u901a\u8fc7\u626b\u63cf\u900f\u5c04\u7535\u955c\u548c\u80fd\u91cf\u8272\u6563X\u5c04\u7ebf\u8bc1\u5b9e\u4e86Fe\u7684\u539f\u5b50\u8272\u6563\uff0c\u800c\u901a\u8fc7X\u5c04\u7ebf\u5438\u6536\u5149\u8c31\u3001\u7535\u5b50\u987a\u78c1\u5171\u632f\u548c\u4f4e\u6e29\u7a46\u65af\u5821\u5c14\u5149\u8c31\u9610\u660e\u4e86\u6d3b\u6027\u4f4d\u70b9\u7684\u7ed3\u6784\uff0c\u5176\u4e2d\u4e3b\u8981\u7684FeNx<\/sub>\u4f4d\u70b9\u7531\u8f74\u5411\u914d\u4f53\u4e94\u914d\u4f4d\u5f62\u6210\u3002<\/p>\n

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

\"\"<\/p>\n

\u56fe<\/strong>1 2,4,6-<\/strong>\u4e09\u6c28\u57fa\u5627\u5576\u4e0e<\/strong>MgCl2<\/sub><\/strong>\u00b7<\/strong>6H2<\/sub>O<\/strong>\u81ea\u7ec4\u88c5\u7684\u8868\u5f81<\/strong>Copyright \u00a9 1999-2023 John Wiley & Sons.<\/strong><\/p>\n

\uff08<\/strong>a<\/strong>\uff09<\/strong>TAP<\/strong>\u7684<\/strong>TGA<\/strong>\u66f2\u7ebf\uff1b<\/strong><\/p>\n

\uff08<\/strong>b<\/strong>\uff09<\/strong>C1s<\/strong>\uff08<\/strong>c<\/strong>\uff09\u548c<\/strong>N1s<\/strong>\uff08<\/strong>d<\/strong>\uff09<\/strong>300<\/strong>\u3001<\/strong>500<\/strong>\u548c<\/strong>700\u2103<\/strong>\u4e0b<\/strong>TAP<\/strong>\u70ed\u89e3\u7684<\/strong>XPS<\/strong>\u8c31\uff1b<\/strong><\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>2 <\/strong>\u5728<\/strong>SAIEUS<\/strong>\u8f6f\u4ef6\uff08<\/strong>b<\/strong>\uff09\u4e2d\u91c7\u7528<\/strong>2D-NLDFT<\/strong>\u975e\u5747\u8d28\u8868\u9762\u78b3\u6a21\u578b\u8ba1\u7b97<\/strong>TAP<\/strong>\u884d\u751f\u6750\u6599\u7684\u7279\u5b9a<\/strong>BET<\/strong>\u8868\u9762\u79ef\u7684<\/strong>N2<\/sub><\/strong>\u5438\u9644\u7b49\u6e29\u7ebf\uff08<\/strong>a<\/strong>\uff09\u53ca\u76f8\u5e94\u7684\u5b54\u5f84\u5206\u5e03\u548c\u7d2f\u79ef\u5b54\u4f53\u79ef<\/strong> Copyright \u00a9 1999-2023 John Wiley & Sons.<\/strong><\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>3 TAP<\/strong>\u884d\u751f\u6750\u6599\u4e2d<\/strong>Fe<\/strong>\u914d\u4f4d\u7684\u793a\u610f\u56fe\u3002<\/strong>XPS<\/strong>\u83b7\u5f97\u7684<\/strong>TAP<\/strong>\u884d\u751f\u6750\u6599\u7684\u5143\u7d20\u7ec4\u6210\u4ee5\u5bf9\u6570\u523b\u5ea6\u7ed8\u5236\uff08<\/strong>b<\/strong>\uff09\u548c<\/strong>TAP 900<\/strong>\u548c<\/strong>TAP 900@Fe<\/strong>\u4e2d<\/strong>XPS N1s<\/strong>\u7269\u79cd\u7684\u5206\u89e3\uff08<\/strong>c<\/strong>\uff09\u3002<\/strong><\/p>\n

\u00a0<\/strong>Copyright \u00a9 1999-2023 John Wiley & Sons.<\/strong><\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>4<\/strong> HAADF-STEM<\/strong>\u56fe\u50cf\u663e\u793a<\/strong>TAP 900@Fe<\/strong>\u7684\u5206\u5e03\u5f0f\u5355\u539f\u5b50\uff08<\/strong>a-c<\/strong>\uff09\u548c\u539f\u5b50\u5206\u8fa8\u7387<\/strong>EDX<\/strong>\u5256\u9762\u5143\u7d20\u56fe<\/strong>C<\/strong>\uff08<\/strong>d<\/strong>\uff09\uff0c<\/strong>Fe<\/strong>\uff08<\/strong>e<\/strong>\uff09\u548c<\/strong>N<\/strong>\uff08<\/strong>f<\/strong>\uff09<\/strong>Copyright \u00a9 1999-2023 John Wiley & Sons.<\/strong><\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>5 <\/strong>\u5236\u5907\u7684<\/strong>TAP<\/strong>\u7684<\/strong>Fe K<\/strong>\u8fb9<\/strong>XANES<\/strong>\u5149\u8c31<\/strong>900@Fe<\/strong>\u4e0e<\/strong>Fe<\/strong>\u7b94\u3001<\/strong>Fe2<\/sub>O3<\/sub><\/strong>\u3001<\/strong>FeII<\/sup>Pc<\/strong>\u548c<\/strong>FeIII<\/sup>PcCl<\/strong>\u76f8\u6bd4\uff0c\u663e\u793a\u5408\u6210\u6837\u54c1\u4e2d\u7684\u5e73\u5747<\/strong>Fe<\/strong>\u5904\u4e8e<\/strong>+3<\/strong>\u4ef7\u6c27\u5316\u6001\u3002\uff08<\/strong>a<\/strong>\uff09<\/strong>TAP<\/strong>\u7684\u5085\u91cc\u53f6\u53d8\u6362<\/strong>900@Fe<\/strong>\uff0c<\/strong>Fe<\/strong>\u7b94\u548c<\/strong>FeIII<\/sup>PcCl<\/strong>\u8868\u660e<\/strong>TAP<\/strong>\u4e2d\u4e0d\u5b58\u5728<\/strong>Fe-Fe<\/strong>\u952e<\/strong>900@Fe<\/strong>\u3002\uff08<\/strong>b<\/strong>\uff09<\/strong>TAP 900<\/strong>\u3001<\/strong>TAP<\/strong>\u7684\u4f4e\u6e29\uff08<\/strong>5 K<\/strong>\uff09<\/strong>X<\/strong>\u6ce2\u6bb5<\/strong>EPR<\/strong>\u4fe1\u53f7<\/strong>900@Fe<\/strong>\u548c\u9891\u5e26<\/strong>EPR<\/strong>\u4fe1\u53f7\u3002\uff08<\/strong>c<\/strong>\uff09<\/strong>TAP<\/strong>\u7684\u4f4e\u6e29\u7a46\u65af\u5821\u5c14\u8c31<\/strong>900@57Fe<\/strong>\u5728<\/strong>T<\/strong>\uff1d<\/strong>5<\/strong>\u65f6\u8bb0\u5f55\u3002\u5728\u5e73\u884c\u4e8e\u4f3d\u9a6c\u5c04\u7ebf\uff08<\/strong>d<\/strong>\uff09\u65bd\u52a0\u7684\u5f31\u78c1\u573a\uff08<\/strong>60mT<\/strong>\uff09\u6216\u5f3a\u78c1\u573a\uff08<\/strong>7T<\/strong>\uff09\u4e2d\uff0c\u4e94\u79cd<\/strong>Fe<\/strong>\u7ec4\u5206\u5206\u522b\u4e3a<\/strong>FeIII <\/sup>HS<\/strong>\uff08<\/strong>D1-<\/strong>\u7eff\u8272\uff09\u3001<\/strong>FeII IS<\/strong>\uff08<\/strong>D2-<\/strong>\u84dd\u8272\uff09\u3001<\/strong>FeIII HS<\/strong>\uff08<\/strong>D3-<\/strong>\u7ea2\u8272\uff09\u3001<\/strong>FeIV LS<\/strong>\uff08<\/strong>D4-<\/strong>\u6a59\u8272\uff09\u548c<\/strong>FeIII HS<\/strong>\uff09\uff08<\/strong>D5-<\/strong>\u7eff\u677e\u77f3\uff09\u3002\u5b9e\u5fc3\u9ed1\u7ebf\u8868\u793a\u590d\u5408\u5149\u8c31\uff0c\u5782\u76f4\u9ed1\u7ebf\u8868\u793a\u6d4b\u91cf\u5149\u8c31\u7684\u8bef\u5dee\u6761<\/strong> Copyright \u00a9 1999-2023 John Wiley & Sons.<\/strong><\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>6 <\/strong>\u4ee5<\/strong>O2<\/sub><\/strong>\u8fd8\u539f\u52bf\uff08<\/strong>RHE<\/strong>\uff09\u548c<\/strong>URHE<\/strong>\u4e3a\u4ee3\u8868\u7684<\/strong>ORR<\/strong>\u6d3b\u52a8\u706b\u5c71\uff0c\u57fa\u4e8e\u5728\u4e0d\u540c\u8f74\u5411\u914d\u4f53\u7684<\/strong>FeN4<\/sub><\/strong>\u5421\u5576\u548c\u5421\u54af\u4f4d\u70b9\u4e0a\u6a21\u62df\u7684<\/strong>*OH<\/strong>\u7ed3\u5408\u80fd\uff08<\/strong>\u2206G*OH<\/strong>\uff09\uff0c\u5e76\u4e0e<\/strong>Pt<\/strong>\uff08<\/strong>111<\/strong>\uff09\uff08<\/strong>a<\/strong>\uff09\u8fdb\u884c\u6bd4\u8f83\u3002\u663e\u793a<\/strong>FeN4<\/sub>–<\/strong>\u5421\u5576\uff08\u5de6\uff09\u548c<\/strong>FeN4<\/sub>–<\/strong>\u5421\u54af\uff08\u53f3\uff09\u4e2d\u8f74\u5411\u914d\u4f4d\u7684\u65b9\u6848\uff0c\u5176\u4e2d<\/strong>X<\/strong>\u8868\u793a\u8f74\u5411\u914d\u4f53\uff08<\/strong>b<\/strong>\uff09<\/strong>Copyright \u00a9 1999-2023 John Wiley & Sons.<\/strong><\/p>\n

05<\/strong>\u3001\u6210\u679c\u542f\u793a<\/strong><\/p>\n

\u7efc\u4e0a\u6240\u8ff0\uff0c\u8be5\u7814\u7a76\u5236\u5907\u4e86\u4e00\u79cd\u5728\u9178\u6027\u4ecb\u8d28O2<\/sub>\u8fd8\u539f\u53cd\u5e94\u4e2d\u5177\u6709\u663e\u8457\u94c1\u5229\u7528\u7387\u7684\u9ad8\u591a\u5b54FeNC\u6750\u6599\u3002\u7814\u7a76\u4ee52,4,6-\u4e09\u6c28\u57fa\u5627\u5576\u4e3aC-N\u6784\u5efa\u5757\uff0cMgCl2<\/sub>\u00b76H2<\/sub>O\u4e3a\u6a21\u677f\u5242\uff0c\u5728\u591a\u5b54\u6c2e\u63ba\u6742\u78b3\u6750\u6599\u4e2d\u91c7\u7528Fe\u914d\u4f4d\u4e24\u6b65\u6cd5\u5408\u6210\u4e86\u8be5\u6750\u6599\u3002\u5e95\u7269\u7684\u9ad8\u4ecb\u5b54\u6027\u5141\u8bb8\u5f62\u6210\u9ad8\u7535\u5316\u5b66\u53ef\u7528\u7684FeNx<\/sub>\u4f4d\u70b9\u3002\u901a\u8fc7\u539f\u4f4d\u4e9a\u785d\u9178\u76d0\u6eb6\u51fa\u6d4b\u5b9a\uff0c\u57282.54\u00d71019<\/sup>gFeNC<\/sub>-1<\/sup>\u7684\u9ad8\u7535\u5316\u5b66\u6d3b\u6027\u4f4d\u70b9\u5bc6\u5ea6\u4e2d\uff0cFeNx<\/sub>\u7684\u7535\u5316\u5b66\u5229\u7528\u7387\u4e3a52%\uff0c\u8fd9\u521b\u9020\u4e86\u4e00\u4e2a\u65b0\u7eaa\u5f55\u3002\u7814\u7a76\u5047\u8bbe\uff0c\u901a\u8fc7\u5bf9\u6750\u6599\u751f\u957f\u3001\u521b\u7eaa\u5f55\u7684\u9ad8\u94c1\u5229\u7528\u7387\u4ee5\u53ca\u8f74\u5411\u914d\u4f53\u5bf9\u6c27\u8fd8\u539f\u6027\u80fd\u5f71\u54cd\u7684\u6df1\u5165\u5206\u6790\uff0c\u5c06\u4e3a\u9ad8\u6027\u80fd\u5355\u539f\u5b50\u50ac\u5316\u5242\u5f00\u8f9f\u65b0\u7684\u9014\u5f84\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a<\/strong>FeNC Oxygen Reduction Electrocatalyst with High Utilisation Penta-coordinated sites<\/strong>\uff0c<\/strong>2023<\/strong>\uff0c<\/strong>10.1002\/adma.202211022<\/strong>\uff09<\/strong><\/p>\n

 <\/p>\n

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