{"id":53842,"date":"2016-11-30T06:30:04","date_gmt":"2016-11-29T22:30:04","guid":{"rendered":"\/\/m.iemloyee.com\/?p=53842"},"modified":"2016-11-25T20:55:06","modified_gmt":"2016-11-25T12:55:06","slug":"adv-mater-%e6%9f%94%e6%80%a7%e7%9f%b3%e5%a2%a8%e7%83%af%e7%89%87%e4%b8%8a%e7%9a%84%e4%b8%89%e7%bb%b4%e7%ba%b3%e7%b1%b3%e7%a2%b3%e6%9d%90%e6%96%99%e7%94%a8%e4%ba%8e%e7%94%b5%e5%8c%96%e5%ad%a6","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=53842","title":{"rendered":"Adv. Mater.:\u67d4\u6027\u77f3\u58a8\u70ef\u7247\u4e0a\u7684\u4e09\u7ef4\u7eb3\u7c73\u78b3\u6750\u6599\u7528\u4e8e\u7535\u5316\u5b66\u5149\u50ac\u5316\u5206\u89e3\u6c34"},"content":{"rendered":"

\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n

\u7535\u5316\u5b66\/\u5149\u7535\u5316\u5b66\u5206\u89e3\u6c34\u662f\u5c06\u6790\u6c22\u4e0e\u6790\u6c27\u7ed3\u5408\u8d77\u6765\u7684\u4e00\u79cd\u53ef\u518d\u751f\u80fd\u91cf\u8f6c\u6362\u7684\u91cd\u8981\u65b9\u6cd5\u3002\u867d\u7136\u8d35\u91d1\u5c5e\u88ab\u8bc1\u5b9e\u662f\u6700\u5177\u6d3b\u6027\u7684\u6790\u6c22\u4e0e\u6790\u6c27\u53cd\u5e94\u50ac\u5316\u5242\uff0c\u4f46\u662f\u5b83\u4eec\u7531\u4e8e\u50a8\u91cf\u7a00\u5c11\u548c\u4ef7\u683c\u9ad8\u6602\u7b49\u539f\u56e0\u4e0d\u53ef\u80fd\u7528\u4e8e\u5927\u89c4\u6a21\u50ac\u5316\u5206\u89e3\u6c34\u3002\u5e76\u4e14\uff0c\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u6790\u6c22\u4e0e\u6790\u6c27\u53cd\u5e94\u5e94\u5f53\u5728\u540c\u4e00\u7535\u89e3\u6db2\u4e2d\u8fdb\u884c\uff0c\u7279\u522b\u662f\u5728\u78b1\u6027\u73af\u5883\u4e2d\u8fdb\u884c\u3002\u8fd9\u79cd\u5728\u78b1\u6027\u6eb6\u6db2\u4e2d\u88c2\u89e3\u6c34\u7684\u65b9\u6cd5\u88ab\u666e\u904d\u8ba4\u4e3a\u662f\u6709\u5e0c\u671b\u5f97\u5230\u5546\u4e1a\u5316\u7684\u5927\u89c4\u6a21\u5206\u89e3\u6c34\u7684\u65b9\u6cd5\u3002\u6b64\u65b9\u6cd5\u9762\u4e34\u7684\u6700\u5927\u6311\u6218\u662f\u627e\u5230\u5730\u7403\u4e0a\u50a8\u91cf\u4e30\u5bcc\uff0c\u5e76\u4e14\u5728\u78b1\u6027\u6761\u4ef6\u4e0b\u5bf9\u4e8e\u6790\u6c22\u53cd\u5e94\u548c\u6790\u6c27\u53cd\u5e94\u90fd\u5177\u6709\u9ad8\u6548\u50ac\u5316\u6d3b\u6027\u7684\u7535\u50ac\u5316\u5242\u3002\u8fd1\u5e74\u6765\uff0c\u968f\u7740\u6709\u6548\u5229\u7528\u592a\u9633\u80fd\u89c2\u70b9\u7684\u63d0\u51fa\uff0c\u4eba\u4eec\u6253\u7b97\u5c06\u50ac\u5316\u5242\u4e0e\u5149\u7535\u6781\u7ed3\u5408\u7528\u4e8e\u592a\u9633\u80fd\u5149\u50ac\u5316\u5206\u89e3\u6c34\uff0c\u4f46\u662f\u7531\u4e8e\u5316\u5b66\u76f8\u5bb9\u6027\u7684\u95ee\u9898\uff0c\u8fd9\u79cd\u4f53\u7cfb\u6ca1\u6709\u5f97\u5230\u957f\u8db3\u7684\u53d1\u5c55\u3002<\/p>\n

\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n

\u8fd1\u65e5\uff0c\u5fb7\u56fd\u5fb7\u7d2f\u65af\u987f\u79d1\u6280\u5927\u5b66\u7684\u51af\u65b0\u4eae\u6559\u6388<\/strong>\uff08\u901a\u8baf\u4f5c\u8005<\/strong>\uff0c\u73b0\u4efb\u804c\u4e0a\u6d77\u4ea4\u5927<\/strong>\uff09\u7814\u7a76\u56e2\u961f\u5236\u5907\u51fa\u4e00\u79cdCo-N-P\u63ba\u6742\u7684\u4e09\u7ef4\u81ea\u652f\u6491\u7ed3\u6784\u78b3\u7535\u6781\uff08Co-Nx<\/sub>|P-GC\/FEG\uff09\u3002\u5c06\u808c\u9187\u516d\u78f7\u9178\u548c\u53cc\u6c30\u80fa\u6df7\u5408\uff0c\u5728\u6c34\u70ed\u6761\u4ef6\u4e0b\u4ea4\u8054\u5e76\u6c89\u79ef\u5230\u67d4\u6027\u5265\u79bb\u578b\u77f3\u58a8\u70ef\uff08FEG\uff09\u8584\u7247\u4e0a\uff0c\u4e4b\u540e\u5728900\u2103\u6c2e\u6c14\u6c14\u6c1b\u4e2d\u9ad8\u6e29\u70ed\u89e3\uff0c\u4fbf\u5f97\u5230\u6700\u7ec8\u6750\u6599\u3002\u7406\u8bba\u8ba1\u7b97\u4e0e\u5b9e\u9a8c\u7ed3\u679c\u5747\u8868\u660e\uff0cCo-Nx<\/sub>\u6d3b\u6027\u4e2d\u5fc3\u4e0eP\u63ba\u6742\u7684\u534f\u540c\u4f5c\u7528\u6709\u52a9\u4e8e\u63d0\u9ad8\u50ac\u5316\u6d3b\u6027\u3002\u5b9e\u9a8c\u7ed3\u679c\u8868\u660e\uff0c\u628a\u6b64\u6750\u6599\u4e0e\u8d64\u94c1\u77ff\u7535\u6781\u7ed3\u5408\u5f97\u5230\u7684\u5149\u7535\u9633\u6781\u7528\u4e8e\u9ad8\u6548\u592a\u9633\u80fd\u5149\u50ac\u5316\u5206\u89e3\u6c34\uff0c\u53ef\u4ee5\u5f97\u5230\u5f88\u9ad8\u7684\u5149\u7535\u6d41\u5bc6\u5ea6\u548c\u5149\u8f6c\u5316\u6548\u7387\u3002<\/p>\n

\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n

\u56fe1.Co-Nx<\/sub>|P-GC\/FEG\u6750\u6599\u7684\u5236\u5907\u8fc7\u7a0b\u793a\u610f\u56fe<\/strong><\/p>\n

\"fig1\"<\/p>\n

\u56fe2.Co-Nx<\/sub>|P-GC\/FEG\u6750\u6599\u7684\u6027\u80fd\u8868\u5f81<\/strong><\/p>\n

\"fig2\"<\/p>\n

a.b)\u6570\u7801\u7167\u7247\u3002<\/p>\n

c.d)\u573a\u53d1\u5c04\u626b\u63cf\u7535\u955c\uff08FESEM\uff09\u7167\u7247\u3002<\/p>\n

e.f)\u6295\u5c04\u7535\u955c\uff08TEM\uff09\u7167\u7247\u548c\u76f8\u5e94\u7684\u9009\u533a\u7535\u5b50\u884d\u5c04\u82b1\u6837\u3002<\/p>\n

g\uff09\u9ad8\u5206\u8fa8\u6295\u5c04\u7535\u955c\uff08HRTEM\uff09\u7167\u7247\u3002<\/p>\n

h)\u62c9\u66fc\u5149\u8c31<\/p>\n

i.j)Co-Nx<\/sub>|P-GC\/FEG\u4e2dN 1s\u548cP 2p\u7684\u9ad8\u5206\u8fa8XPS\u56fe\u8c31\u3002\u63d2\u56fe\uff1a\u76f8\u5e94\u7684EDX\u56fe\u8c31\u3002Co-Nx<\/sub>|P-GC\/FEG\u7684\u6570\u636e\u4e5f\u5217\u5728\u56fe\u4e2d\u3002<\/p>\n

\u56fe3.Co-Nx<\/sub>|P-GC\/FEG<\/strong>\u7684\u7535\u50ac\u5316\u6027\u80fd\u548c\u673a\u68b0\u6027\u80fd\u7814\u7a76<\/strong><\/p>\n

\"fig3\"<\/p>\n

a\uff09\u6790\u6c27\u53cd\u5e94\u4e2dFEG, Co-P-GC\/FEG, N-P-GC\/FEG, Co-Nx<\/sub>-GC\/FEG,Co-Nx<\/sub>|P-GC\/FEG\u548cIr\/C\u7684\u6781\u5316\u66f2\u7ebf\u3002<\/p>\n

b\uff09\u76f8\u5e94\u7684\u5854\u83f2\u5c14\u56fe\u3002<\/p>\n

c\uff09\u5728\u4e0d\u540c\u7535\u6d41\u5bc6\u5ea6\uff0850,100,150 mA cm-2<\/sup>\uff09\u4e0bCo-Nx<\/sub>|P-GC\/FEG\u7684\u8ba1\u65f6\u7535\u52bf\u5206\u6790\u66f2\u7ebf\u3002<\/p>\n

d\uff09\u5728\u4e0d\u540c\u5f2f\u66f2\u89d2\u5ea6\u4e0bCo-Nx<\/sub>|P-GC\/FEG\u7684\u6781\u5316\u66f2\u7ebf\u3002<\/p>\n

e\uff09\u53cd\u6620\u77f3\u58a8\u70ef\u4e0aN-P\uff0cCo-P\uff0cCo-N4\uff0cCo-N3\u7684\u8fc7\u7535\u52bf\u03b7\u4e0e\u5176\u5206\u522b\u5bf9O*\u548cOH*\u5438\u9644\u80fd\u7684\u5dee\u503c\u5173\u7cfb\u7684OER volcano\u56fe\u50cf\u3002<\/p>\n

f\uff09\u5728\u77f3\u58a8\u70ef\u4e0aCo-N4\uff08f1\uff09\u548cCo-N3\uff08f2\uff09\u7684\u5206\u5e03\u56fe\u3002<\/p>\n

g\uff09\u5728\u78b1\u6027\u4ecb\u8d28\u4e2dCo-N3P\u7684\u6790\u6c27\u53cd\u5e94\u8fdb\u884c\u8fc7\u7a0b\u4e2d\u7684\u81ea\u7531\u80fd\u53d8\u5316\u56fe\u3002<\/p>\n

h\uff09Co-N3P\u7684\u521d\u59cb\u7ed3\u6784\uff1ah1\uff09\u5438\u9644\u4e4b\u540e\u7684\u7ed3\u6784\uff0ch2\uff09\u5438\u9644O*\uff0ch3\uff09\u5438\u9644OH*\uff0ch4\uff09\u5438\u9644OOH*\u3002\u6240\u6709\u5b9e\u9a8c\u57281.0 M KOH\u4e2d\u8fdb\u884c\u3002<\/p>\n

\u56fe4.Co-Nx<\/sub>|P-GC\/FEG<\/strong>\u7684\u7535\u50ac\u5316\u548c\u5149\u50ac\u5316\u6027\u80fd<\/strong><\/p>\n

\"fig4\"<\/p>\n

a\uff09\u6790\u6c22\u53cd\u5e94\u4e2dFEG, Co-P-GC\/FEG, N-P-GC\/FEG,Co-Nx<\/sub>-GC\/FEG, Co-Nx<\/sub>|P-GC\/FEG\u548cPt\/C\u7684\u6781\u5316\u66f2\u7ebf\u3002<\/p>\n

b\uff095000\u6b21CV\u5faa\u73af\u524d\u540eCo-Nx<\/sub>|P-GC\/FEG\u7684\u6781\u5316\u66f2\u7ebf\u3002\u63d2\u56fe\uff1a\u5728\u6052\u5b9a\u7535\u4f4d-0.3 V\u4e0bCo-Nx<\/sub>|P-GC\/FEG\u7684\u8ba1\u65f6\u5b89\u57f9\u5206\u6790\u66f2\u7ebf\u3002<\/p>\n

c\uff09\u53cc\u7535\u6781\u7535\u89e3\u6c34\u4e2dCo-Nx<\/sub>|P-GC\/FEG,Pt\/C(+)\/\/Pt\/C(-)\u548cIr\/C(+)\/\/Pt\/C(-)\u7684\u6781\u5316\u66f2\u7ebf\u3002<\/p>\n

d\uff09\u5728\u7535\u6d41\u5bc6\u5ea610 mA cm-2<\/sup>\u4e0bCo-Nx<\/sub>|P-GC\/FEG\u548cIr\/C(+)\/\/Pt\/C(-)\u7684\u8ba1\u65f6\u7535\u52bf\u5206\u6790\u66f2\u7ebf\u3002<\/p>\n

e\uff09\u5149\u7535\u6d41\u5bc6\u5ea6\u4e0e\u5916\u52a0\u7535\u538b\u7684\u53d8\u5316\u5173\u7cfb\u3002<\/p>\n

\u5728\u9ed1\u6697\u548c\u6a21\u62df\u5149\u7167\u6761\u4ef6\u4e0bFe2<\/sub>O3<\/sub>-NA,Co-Nx<\/sub>|P-GC\/Fe2<\/sub>O3<\/sub>-NA,Co-Nx<\/sub>|P-GC\/FEG\/Fe2<\/sub>O3<\/sub>-NA\u548cCo-Nx<\/sub>|P-GC\/FEG\/\u77f3\u58a8\u7684f\uff09\u6781\u5316\u66f2\u7ebf g\uff09\u6682\u6001\u5149\u7535\u6d41\u5bc6\u5ea6\u4e0e\u65f6\u95f4\u7684\u53d8\u5316\u5173\u7cfb\u3002<\/p>\n

h\uff09\u5728\u9ed1\u6697\u548c\u6a21\u62df\u5149\u7167\u6761\u4ef6\uff0c0.9V\u7684\u504f\u5dee\u4e0bFe2<\/sub>O3<\/sub>-NA, Co-Nx<\/sub>|P-GC\/Fe2<\/sub>O3<\/sub>-NA, Co-Nx<\/sub>|P-GC\/FEG\/Fe2<\/sub>O3<\/sub>-NA\u7684\u7535\u5316\u5b66\u963b\u6297\u8c31\u3002<\/p>\n

i\uff09\u5149\u7535\u9633\u6781\u7684\u56fe\u5f0f\u7ed3\u6784\uff0c\u5c55\u793a\u4e86Co-Nx<\/sub>|P-GC\/FEG\/Fe2<\/sub>O3<\/sub>-NA\u4e2d\u5149\u5b50\u5438\u6536\u548c\u7535\u5b50\u7a7a\u7a74\u5bf9\u7684\u4ea7\u751f\u3002<\/p>\n

\u6240\u6709\u5b9e\u9a8c\u57281.0 M KOH\u4e2d\u8fdb\u884c\u3002<\/p>\n

\u3010\u7ed3\u8bba\u3011<\/strong><\/p>\n

\u8be5\u56e2\u961f\u5236\u5907\u4e86\u4e00\u79cd\u65b0\u5947\u7684\uff0c\u5f3a\u8026\u5408\u7684\u4e09\u7ef4Co-Nx<\/sub>|P-GC\/FEG\u6750\u6599\uff0c\u4f5c\u4e3a\u4e00\u79cd\u5148\u8fdb\u7684\u7535\u50ac\u5316\u5242\u7528\u4e8e\u5728\u78b1\u6027\u4ecb\u8d28\u4e2d\u7535\u5316\u5b66\u5149\u50ac\u5316\u5206\u89e3\u6c34\u3002\u8fd9\u79cd\u7535\u6781\u8868\u73b0\u51fa\u6587\u732e\u62a5\u9053\u4ee5\u6765\u6700\u9ad8\u7684\u50ac\u5316\u6d3b\u6027\u548c\u6700\u4f18\u7684\u50ac\u5316\u5206\u89e3\u6c34\u7684\u6027\u80fd\u3002\u5c06\u5149\u7535\u9633\u6781\u7528\u4e8e\u9ad8\u6548\u592a\u9633\u80fd\u5149\u89e3\u6c34\u4e2d\uff0c\u53ef\u4ee5\u5f97\u5230\u5f88\u9ad8\u7684\u5149\u7535\u6d41\u5bc6\u5ea6\u548c\u5149\u8f6c\u5316\u6548\u7387\u3002\u8fd9\u79cd\u63ba\u6742\u8fc7\u6e21\u91d1\u5c5e\u7684\u78b3\u50ac\u5316\u5242\u6750\u6599\u4e3a\u7535\u5316\u5b66\u3001\u5149\u7535\u5316\u5b66\u50ac\u5316\u5242\u7684\u5236\u5907\u63d0\u4f9b\u4e86\u5e7f\u9614\u7684\u53d1\u5c55\u524d\u666f\uff0c\u5728\u5176\u4ed6\u5982\u4e8c\u6c27\u5316\u78b3\u8fd8\u539f\u3001\u6c27\u8fd8\u539f\u53ca\u6c28\u7684\u6c27\u5316\u7b49\u9886\u57df\u4e5f\u5c06\u6709\u7740\u91cd\u8981\u7684\u5e94\u7528\u3002<\/p>\n

\u539f\u6587\u94fe\u63a5<\/strong>\uff1aEfficient Electrochemical and Photoelectrochemical Water Splitting by a 3D Nanostructured Carbon Supported on Flexible Exfoliated Graphene Foil<\/a>\uff08<\/strong>Adv. Mater., <\/strong>2016, <\/strong>DOI: 10.1002\/adma.201604480<\/strong>\uff09<\/strong><\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u65b0\u80fd\u6e90\u5b66\u672f\u7ec4wangcong<\/strong>\u4f9b\u7a3f\u3002<\/p>\n

\u6750\u6599\u725b\u7f51\u4e13\u6ce8\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u53ca\u884c\u4e1a\u8fdb\u5c55\uff0c\u8fd9\u91cc\u6c47\u96c6\u4e86\u5404\u5927\u9ad8\u6821\u7855\u535a\u751f\u3001\u4e00\u7ebf\u79d1\u7814\u4eba\u5458\u4ee5\u53ca\u884c\u4e1a\u4ece\u4e1a\u8005\uff0c\u5982\u679c\u60a8\u5bf9\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u8fdb\u5c55\uff0c\u89e3\u8bfb\u9ad8\u6c34\u5e73\u6587\u7ae0\u6216\u662f\u8bc4\u8ff0\u884c\u4e1a\u6709\u5174\u8da3\uff0c\u70b9\u6211\u52a0\u5165\u6750\u6599\u4eba\u7f16\u8f91\u90e8<\/a>\u3002<\/p>\n

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