{"id":165402,"date":"2019-01-24T06:30:08","date_gmt":"2019-01-23T22:30:08","guid":{"rendered":"\/\/m.iemloyee.com\/?p=165402"},"modified":"2019-01-23T19:01:37","modified_gmt":"2019-01-23T11:01:37","slug":"%e5%8d%97%e4%ba%ac%e5%a4%a7%e5%ad%a6%e8%83%a1%e5%be%81adv-mater-%e7%bb%bc%e8%bf%b0-%e7%94%a8%e4%ba%8e%e7%87%83%e6%96%99%e7%94%b5%e6%b1%a0%e7%9a%84%e7%a2%b3%e5%9f%ba%e6%97%a0%e9%87%91%e5%b1%9eorr","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=165402","title":{"rendered":"\u5357\u4eac\u5927\u5b66\u80e1\u5f81Adv. Mater.\u7efc\u8ff0: \u7528\u4e8e\u71c3\u6599\u7535\u6c60\u7684\u78b3\u57fa\u65e0\u91d1\u5c5eORR\u7535\u50ac\u5316\u5242\uff1a\u8fc7\u53bb\uff0c\u73b0\u5728\u548c\u5c06\u6765"},"content":{"rendered":"

\u3010\u80cc\u666f\u4ecb\u7ecd\u3011<\/strong><\/p>\n

\u7531\u4e8e\u5316\u77f3\u71c3\u6599\u71c3\u70e7\u5f15\u8d77\u7684\u5168\u7403\u73af\u5883\u95ee\u9898\u65e5\u76ca\u4e25\u91cd\uff0c\u8fd1\u5e74\u6765\uff0c\u5229\u7528\u6e05\u6d01\u53ef\u518d\u751f\u71c3\u6599(H2<\/sub>\uff0c\u7532\u9187)\u9ad8\u6548\u53d1\u7535\u7684\u71c3\u6599\u7535\u6c60\u8d8a\u6765\u8d8a\u53d7\u5230\u4eba\u4eec\u7684\u5173\u6ce8\u3002\u5728\u71c3\u6599\u7535\u6c60\u4e2d\uff0c\u71c3\u6599\u5728\u9633\u6781\u88ab\u6c27\u5316\uff0c\u91ca\u653e\u7684\u7535\u5b50\u901a\u8fc7\u5916\u90e8\u7535\u8def\u8f6c\u79fb\u5230\u9634\u6781\uff0c\u5728\u9634\u6781O2<\/sub>\u88ab\u8fd8\u539f\u3002\u7531\u4e8e\u6c27\u8fd8\u539f\u53cd\u5e94(ORR)\u7f13\u6162\uff0c\u9700\u8981\u9ad8\u8f7d\u91cf\u7684Pt\u57fa\u7535\u6781\u50ac\u5316\u5242\uff0c\u56e0\u6b64\u9634\u6781\u7684\u7535\u5316\u5b66\u52a8\u529b\u5b66\u635f\u5931\u548c\u6210\u672c\u5728\u7cfb\u7edf\u4e2d\u6240\u5360\u6bd4\u4f8b\u6700\u5927\u3002\u7531\u4e8ePt\u7684\u7a00\u7f3a\u6027\uff0c\u5bfb\u627e\u5730\u7403\u4e0a\u50a8\u91cf\u4e30\u5bcc\u5143\u7d20\u7684\u66ff\u4ee3\u54c1\u662f\u71c3\u6599\u7535\u6c60\u6280\u672f\u7684\u4e3b\u8981\u4efb\u52a1\u4e4b\u4e00\u3002\u5927\u7ea610\u5e74\u524d\uff0c\u7814\u7a76\u53d1\u73b0\u6c2e\u63ba\u6742\u78b3\u7eb3\u7c73\u7ba1\u9635\u5217\u5728\u78b1\u6027\u4ecb\u8d28\u4e2d\u5bf9ORR\u5177\u6709\u751a\u81f3\u4f18\u4e8ePt\u7684\u7535\u50ac\u5316\u6d3b\u6027\uff0c\u8fd9\u4e00\u53d1\u73b0\u5f00\u542f\u4e86\u78b3\u57fa\u65e0\u91d1\u5c5eORR\u7535\u50ac\u5316\u5242\u8fd9\u4e00\u65b0\u9886\u57df\u3002
\n \u8fd9\u4e2a\u9886\u57df10\u5e74\u7684\u5feb\u901f\u53d1\u5c55\u4fc3\u751f\u4e86\u4f17\u591a\u78b3\u57fa\u7eb3\u7c73\u6750\u6599\u7684\u5236\u5907\u8c03\u63a7\u624b\u6bb5\u4ee5\u53ca\u5bf9ORR\u8fc7\u7a0b\u673a\u5236\u7684\u6df1\u5165\u7406\u89e3\uff0c\u8fd9\u4e9b\u7814\u7a76\u6210\u679c\u53cd\u8fc7\u6765\u53c8\u4fc3\u8fdb\u4e86\u8fc7\u6e21\u91d1\u5c5e\u578bORR\u7535\u50ac\u5316\u5242\u7684\u7814\u7a76\uff0c\u5e76\u5728\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u5f15\u53d1\u4e86\u8fd1\u5e74\u6765\u6790\u6c27\u53cd\u5e94(OER)\u3001\u6790\u6c22\u53cd\u5e94(HER)\u3001CO2<\/sub>\u8fd8\u539f\u53cd\u5e94(CO2<\/sub> RR)\u3001N2<\/sub>\u8fd8\u539f\u53cd\u5e94(N2<\/sub> RR)\u7b49\u65b9\u9762\u7684\u7814\u7a76\u70ed\u6f6e\u3002\u76ee\u524d\u78b3\u57fa\u6c27\u8fd8\u539f\u7535\u50ac\u5316\u5242\u7684\u7814\u7a76\u5df2\u8fdb\u5165\u4e86\u5bf9\u7535\u5b50\u7ed3\u6784\u8c03\u5236\u3001\u6742\u539f\u5b50\u63ba\u6742\u6784\u578b\u8c03\u63a7\u4ee5\u53ca\u7eb3\u7c73\u78b3\u5b54\u9053\u7ed3\u6784\u63a7\u5236\u7684\u201c\u6df1\u6c34\u533a\u201d\uff0c\u8bde\u751f\u4e86\u975e\u5e38\u591a\u6709\u4ef7\u503c\u7684\u60f3\u6cd5\u3001\u7b56\u7565\u548c\u89c1\u89e3\u3002\u8fd9\u4e0d\u4ec5\u63a8\u52a8\u4e86\u8be5\u9886\u57df\u7684\u7814\u7a76\u8fdb\u5165\u4e86\u65b0\u9636\u6bb5\uff0c\u5e76\u4e14\u80fd\u8ba9\u8bb8\u591a\u5176\u4ed6\u6d89\u53ca\u6c14\u4f53\u7684\u7535\u50ac\u5316\u53cd\u5e94\u7684\u7814\u7a76\u4ece\u4e2d\u5f97\u5230\u542f\u53d1\u3002<\/p>\n

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

\u6700\u8fd1\uff0c\u5357\u4eac\u5927\u5b66\u6768\u7acb\u519b\u526f\u6559\u6388\u548c\u80e1\u5f81\u6559\u6388<\/strong>\u3001\u7f8e\u56fd\u592a\u5e73\u6d0b\u897f\u5317\u56fd\u5bb6\u5b9e\u9a8c\u5ba4\u90b5\u7389\u8273<\/strong>\u3001\u675c\u78ca\u535a\u58eb<\/strong>\u4ee5\u53ca\u5317\u4eac\u822a\u7a7a\u822a\u5929\u5927\u5b66\u6c34\u6c5f\u6f9c\u6559\u6388<\/strong>\u3001\u7f8e\u56fd\u51ef\u65af\u897f\u50a8\u5927\u5b66\u6234\u9ece\u660e\u6559\u6388<\/strong>\u8fd1\u65e5\u5728Advanced Materials<\/strong>\u8054\u5408\u53d1\u8868\u7efc\u8ff0\u6027\u8bba\u6587\u201cCarbon-based metal-free ORR electrocatalysts for fuel cells: past, present and future<\/strong>\u201d\uff0c\u7cfb\u7edf\u8bba\u8ff0\u4e86\u78b3\u57fa\u6750\u6599\u5728\u71c3\u6599\u7535\u6c60\u6c27\u8fd8\u539f\u7535\u50ac\u5316\u5242\u7814\u7a76\u65b9\u9762\u7684\u8fc7\u53bb\u3001\u73b0\u5728\u4ee5\u53ca\u672a\u6765\u7684\u5c55\u671b\u3002\u4f5c\u8005\u9996\u5148\u603b\u7ed3\u4e86\u63a2\u7d22\u78b3\u57fa\u65e0\u91d1\u5c5e\u7535\u50ac\u5316\u5242\u7684\u6700\u65b0\u8d8b\u52bf\uff0c\u5176\u4e2d\u6d89\u53ca\u5230\u4e86\u7cbe\u7ec6\u8c03\u63a7\u63ba\u6742\u6784\u578b\u548c\u63d0\u9ad8\u9178\u6027\u7535\u89e3\u8d28\u79cd\u6d3b\u6027\u7684\u5c1d\u8bd5\u3002\u63a5\u7740\u8ba8\u8bba\u4e86\u901a\u8fc7\u5b54\u9053\u63a7\u5236\u548c\u7535\u6781\u5fae\u7ed3\u6784\u5de5\u7a0b\u521b\u5efa\u4e09\u76f8\u8fb9\u754c\u533a\u57df\u548c\u4f20\u8d28\u901a\u9053\u4ee5\u63d0\u5347ORR\u6027\u80fd\u7684\u8fdb\u5c55\u3002\u4e4b\u540e\uff0c\u57fa\u4e8e\u5b9e\u9a8c\u548c\u7406\u8bba\u89c2\u70b9\uff0c\u7279\u522b\u4e3a\u4e86\u589e\u5f3a\u9178\u6027\u7535\u89e3\u8d28\u4e2d\u7684ORR\u6d3b\u6027\uff0c\u5c55\u5f00\u4e86\u673a\u7406\u8ba8\u8bba\u3002\u6700\u540e\uff0c\u603b\u7ed3\u4e86\u71c3\u6599\u7535\u6c60\u88c5\u7f6e\uff0c\u5373\u819c\u7535\u6781\u7ec4\u4ef6\uff08MEA\uff09\u4e2d\u65e0\u91d1\u5c5e\u7535\u50ac\u5316\u5242\u7684\u6027\u80fd\u8bc4\u4f30\uff0c\u5e76\u5bf9\u8be5\u9886\u57df\u9762\u4e34\u7684\u6311\u6218\u548c\u53d1\u5c55\u524d\u666f\u8fdb\u884c\u4e86\u603b\u7ed3\u3002<\/p>\n

\u3010\u6b63\u6587\u89e3\u8bfb\u3011<\/strong><\/p>\n

1\u3001\u6587\u7ae0\u67b6\u6784<\/strong><\/p>\n

1. \u5f15\u8a00
\n 2. \u8c03\u63a7sp2<\/sup> \u78b3\u63d0\u5347\u6c27\u8fd8\u539f\u6d3b\u6027\u7684\u65b0\u8d8b\u52bf
\n 2.1. \u6c2e\u63ba\u6742
\n 2.1.1. \u6307\u5b9a\u4f4d\u7f6e\u7684\u53ef\u63a7\u63ba\u6742
\n 2.1.2. \u6a21\u578b\u50ac\u5316\u5242
\n 2.2. \u975e\u6c2e\u6742\u539f\u5b50\u63ba\u6742
\n 2.2.1. \u901a\u8fc7\u5171\u63ba\u6742\u63d0\u5347\u5728\u9178\u6027\u7535\u89e3\u6db2\u4e2d\u7684\u6c27\u8fd8\u539f\u6d3b\u6027
\n 2.2.2. \u8c03\u63a7\u63ba\u6742\/\u5171\u63ba\u6742\u6784\u578b
\n 2.3. \u5b54\u9053\u4ee5\u53ca\u7535\u6781\u5fae\u7ed3\u6784\u7684\u8bbe\u8ba1
\n 3. \u78b3\u57fa\u6c27\u8fd8\u539f\u7535\u50ac\u5316\u6d3b\u6027\u7684\u673a\u7406\u7406\u89e3
\n 3.1. \u78b3\u57fa\u6c27\u8fd8\u539f\u7535\u50ac\u5316\u5242\u6d3b\u6027\u7684pH-\u76f8\u5173\u6027
\n \u8d28\u5b50\u5316\u5bfc\u81f4\u7684\u7684\u9634\u79bb\u5b50\u6bd2\u5316\u4f1a\u964d\u4f4e\u9178\u6027\u4ecb\u8d28\u4e2d\u7684\u6c27\u8fd8\u539f\u6d3b\u6027
\n \u7535\u5316\u5b66\u5916\u5468\u53cd\u5e94\u7535\u8377\u4f20\u9012\u5728\u78b1\u6027\u4ecb\u8d28\u4e2d\u8d77\u5173\u952e\u4f5c\u7528
\n 3.2. \u9178\u6027\u7535\u89e3\u6db2\u4e2d\u7684\u78b3\u57fa\u6c27\u8fd8\u539f\u6d3b\u6027\u7ed3\u6784
\n 3.3. \u4e2d\u6027\u7535\u89e3\u6db2\u4e2d\u7684\u6c27\u8fd8\u539f\u53cd\u5e94
\n 3.4. 2\u7535\u5b50\u62164\u7535\u5b50\u6c27\u8fd8\u539f\u8fc7\u7a0b\u7684\u9009\u62e9\u6027
\n \u758f\u6c34\u6027\u548cpH\u7684\u4f5c\u7528
\n \u4ecb\u5b54\u4fc3\u8fdb\u76842\u7535\u5b50\u9009\u62e9\u6027
\n 3.5. \u8868\u9762\u529f\u51fd\u3001\u7535\u8377\u548c\u81ea\u65cb\u7684\u4f5c\u7528
\n 3.6. \u6d3b\u6027\u7684\u7406\u8bba\u63cf\u8ff0\u7b26\u548c\u9884\u6d4b
\n 4. \u5168\u7535\u6c60\u4e2d\u7684\u6027\u80fd\u8bc4\u4ef7
\n 4.1. \u5728\u78b1\u6027\u71c3\u6599\u7535\u6c60\u4e2d
\n 4.2. \u5728\u8d28\u5b50\u4ea4\u6362\u819c\u71c3\u6599\u7535\u6c60\u4e2d
\n 5. \u603b\u7ed3\u4e0e\u5c55\u671b<\/p>\n

2\u3001\u8c03\u63a7sp2<\/sup> \u78b3\u63d0\u5347\u6c27\u8fd8\u539f\u6d3b\u6027\u7684\u65b0\u8d8b\u52bf<\/strong><\/p>\n

\u672a\u7ecf\u4fee\u9970\u7684\u78b3\u6750\u6599\u5bf9O2<\/sub>\u548cORR\u4e2d\u95f4\u4f53\u7684\u5438\u9644\/\u6d3b\u5316\u662f\u60f0\u6027\u7684\uff0c\u56e0\u6b64\u9700\u8981\u8c03\u63a7\u3002\u5230\u76ee\u524d\u4e3a\u6b62\uff0c\u5df2\u6709\u4e09\u79cd\u5c06sp2<\/sup>\u78b3\u8f6c\u5316\u4e3aORR\u6d3b\u6027\u7535\u50ac\u5316\u5242\u7684\u8c03\u63a7\u7b56\u7565:
\n (1) \u5316\u5b66\u63ba\u6742\uff0c\u5373\u5c06\u975e\u91d1\u5c5e\u5f02\u8d28\u5143\u7d20\u4e0e\u5f15\u5165sp2<\/sup>\u78b3\u57fa\u4f53\u7684\u9aa8\u67b6\u4e2d;
\n (2) \u5206\u5b50\u95f4\u7684\u7269\u7406\u7535\u8377\u8f6c\u79fb\uff0c\u5982\u805a\u7535\u89e3\u8d28\u94fe\u5bf9\u672a\u63ba\u6742\u7eb3\u7c73\u78b3\u7684\u7269\u7406\u5438\u9644;
\n (3) \u7ed3\u6784\u7f3a\u9677\uff0c\u5982\u952f\u9f7f\u8fb9\u3001\u4e94\u89d2\u5f62\u73af\u7b49\u3002<\/p>\n

\u56fe\u4e00\u3001\u5143\u7d20\u5468\u671f\u8868\u548c\u76f8\u5e94\u5143\u7d20\u7684\u7535\u8d1f\u6027<\/strong><\/p>\n

\"\"<\/p>\n

\u7ea2\u8272\u8fb9\u6846\u6240\u5305\u56f4\u7684\u5143\u7d20\u662f\u5df2\u6210\u529f\u63ba\u6742\u5230sp2<\/sup>\u78b3\u4e2d\u7684\u975e\u91d1\u5c5e\u5143\u7d20\u3002\u76ee\u524d\u5c1a\u65e0At\u63ba\u6742\u78b3\u7684\u5b9e\u9a8c\u5236\u5907\u6848\u4f8b\u3002\u8fd9\u53ef\u80fd\u662f\u7531\u4e8eAt-C\u952e\u8f83\u5c0f\u7684\u7ed3\u5408\u80fd\u3002<\/p>\n

2.1\u3001\u6c2e\u63ba\u6742<\/strong><\/p>\n

\u5bf9\u4e8eORR\uff0cN\u63ba\u6742\u5bf9sp2<\/sup>\u78b3\u8fdb\u884c\u8c03\u63a7\u6709\u4e24\u4e2a\u4f18\u70b9:
\n (1) N\u548cC\u539f\u5b50\u534a\u5f84\u76f8\u8fd1\uff0c\u53ef\u51cf\u8f7b\u6676\u683c\u5931\u914d;
\n (2) N\u6bd4C\u591a\u4e00\u4e2a\u7535\u5b50\uff0c\u8fd9\u5bf9\u4e8e\u50cfORR\u8fd9\u6837\u9700\u8981\u7535\u5b50\u7684\u53cd\u5e94\u662f\u6709\u5229\u7684\u3002<\/p>\n

2.1.1\u3001\u6307\u5b9a\u4f4d\u7f6e\u7684\u53ef\u63a7\u63ba\u6742<\/strong><\/p>\n

\u8868\u9762\u6d3b\u6027\u4f4d\u70b9\u7684\u5b8c\u5168\u66b4\u9732\uff1aORR\u5728\u50ac\u5316\u5242\u8868\u9762\u8fdb\u884c\uff0c\u672a\u66b4\u9732\u7684\u5728\u50ac\u5316\u5242\u4f53\u4e2d\u7684\u6d3b\u6027\u4f4d\u70b9\u5bf9\u50ac\u5316\u5242\u7684\u50ac\u5316\u6d3b\u6027\u8d21\u732e\u4e0d\u5927\u4e14\u4f1a\u964d\u4f4e\u6574\u4f53\u5bfc\u7535\u6027\u3002\u56e0\u6b64\uff0c\u6742\u539f\u5b50\u5728\u8868\u9762\u5bcc\u96c6\u53ef\u4fdd\u6301sp2\u78b3\u826f\u597d\u5bfc\u7535\u6027\u4e14\u63d0\u5347\u6d3b\u6027\u4f4d\u70b9\u7684\u5229\u7528\u7387\u3002
\n \u8fb9\u7f18\u63ba\u6742\/\u529f\u80fd\u5316\uff1a\u5728\u77f3\u58a8\u70ef\u7684\u8fb9\u7f18\u4f4d\u7f6e\uff0c\u60ac\u952e\u7684\u53cd\u5e94\u6d3b\u6027\u8fdc\u9ad8\u4e8e\u57fa\u9762\u5171\u4ef7\u952e\uff0c\u6742\u539f\u5b50\u5728\u8fb9\u7f18\u7684\u5bcc\u96c6\u53ef\u4ea7\u751f\u63ba\u6742+\u8fb9\u7f3a\u9677\u7684\u534f\u540c\u6548\u5e94\u3002<\/p>\n

2.1.2\u3001\u6a21\u578b\u50ac\u5316\u5242<\/strong><\/p>\n

\u78b3\u63ba\u6742\u7684\u53e6\u4e00\u4e2a\u5173\u952e\u65b9\u9762\u662f\u63a7\u5236\u901a\u5e38\u4ee5\u4e0d\u540c\u5f62\u5f0f\u5b58\u5728\u7684N\u6784\u578b\uff0c\u5373\u5421\u5576-N\uff0c\u5421\u54af-N\uff0c\u77f3\u58a8-N(\u5b63\u94f5\u76d0-N)\uff0c\u6c27\u5316N\uff0c\u4ee5\u53ca\u6700\u8fd1\u53d1\u73b0\u7684sp\u6742\u5316N\u3002\u4e0d\u540c\u7684N\u6784\u578b\u5171\u5b58\u4e8eN\u63ba\u6742\u7684\u78b3\u4e2d\uff0c\u5b83\u4eec\u5bf9ORR\u7684\u8d21\u732e\u5f88\u96be\u786e\u5b9a\u3002\u56e0\u6b64\uff0c\u5236\u5907\u5177\u6709\u5355\u4e00N\u63ba\u6742\u6784\u578b\uff0c\u4e14\u78b3\u672c\u5f81\u7f3a\u9677\u5c11\u7684\u6a21\u578b\u50ac\u5316\u5242\u5177\u6709\u91cd\u8981\u610f\u4e49\u3002<\/p>\n

\u56fe\u4e8c\u3001\u7528X\u5c04\u7ebf\u5149\u7535\u5b50\u80fd\u8c31(XPS)\u8868\u5f81\u4e86\u6c2e\u63ba\u6742\u78b3\u4e2d\u7684\u5178\u578b\u6c2e\u5f62\u6001\u53ca\u5176\u7ed3\u5408\u80fd<\/strong><\/p>\n

\"\"<\/p>\n

2.2\u3001\u975e\u6c2e\u6742\u539f\u5b50\u63ba\u6742<\/strong><\/p>\n

\u9664\u6c2e\u5916\uff0c\u5176\u5b83\u4e00\u4e9b\u6742\u539f\u5b50\u5982B\u3001P\u3001S\u4e5f\u80fd\u53c2\u4e0esp2<\/sup>\u78b3\u7684\u8c03\u63a7\uff0c\u4f7f\u5f97sp2<\/sup>\u78b3\u7684\u8c03\u63a7\u7ef4\u5ea6\u5927\u5927\u5730\u6269\u5c55\u3002\u8fd9\u4e9b\u4e30\u5bcc\u7684\u524d\u4f53\u4ee5\u53ca\u5b83\u4eec\u4e0d\u540c\u7684\u53cd\u5e94\u6d3b\u6027\u4e3a\u63a2\u7d22\u65b0\u578b\u591a\u63ba\u6742\u65e0\u91d1\u5c5e\u78b3\u57fa\u7535\u50ac\u5316\u5242\u63d0\u4f9b\u4e86\u591a\u79cd\u53ef\u80fd\u6027\u3002\u6211\u4eec\u53ef\u4ee5\u5728\u5927\u8303\u56f4\u5185\u8c03\u63a7\u6d3b\u6027\u7ed3\u6784\u7684\u7535\u8377\u3001\u81ea\u65cb\u5bc6\u5ea6\u4ee5\u53ca\u6750\u6599\u7684\u5b54\u9053\u7ed3\u6784\uff0c\u4ece\u800c\u4f7f\u5f97\u4e00\u4e9b\u5177\u6709\u6311\u6218\u6027\u7684\u4efb\u52a1\uff0c\u5982\u9178\u6027\u6761\u4ef6\u4e0b\u7684\u6c27\u8fd8\u539f\u7535\u50ac\u5316\u53d8\u5f97\u53ef\u80fd\u3002<\/p>\n

\u56fe\u4e09\u3001\u975eN\u6742\u539f\u5b50\u63ba\u6742\u7684\u793a\u610f\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09 P\u63ba\u6742\uff1b
\n \uff08b\uff09 S\u63ba\u6742\uff1b
\n \uff08c\uff09 P\/N\u5171\u63ba\u6742\uff1b
\n \uff08d\uff09 S\/N\u5171\u63ba\u6742\uff1b
\n \uff08e\uff09 B\u548cB\/O\u5171\u63ba\u6742\uff1b
\n \uff08f\uff09 \u5206\u79bb\u548c\u7ed3\u5408\u7684B\/N\u5171\u63ba\u6742\u3002<\/p>\n

2.2.1\u3001\u901a\u8fc7\u5171\u63ba\u6742\u63d0\u5347\u5728\u9178\u6027\u7535\u89e3\u6db2\u4e2d\u7684\u6c27\u8fd8\u539f\u6d3b\u6027<\/strong><\/p>\n

\u76ee\u524d\u8ba4\u4e3a\uff0c\u5728\u9178\u6027\u4ecb\u8d28\u4e2d\u975e\u91d1\u5c5e\u78b3\u57fa\u7535\u50ac\u5316\u5242\u7684\u6d3b\u6027\u5728\u5f88\u5927\u7a0b\u5ea6\u4e0a\u53d6\u51b3\u4e8e\u5176\u8868\u9762\u6d3b\u6027\u4f4d\u70b9\u7684\u81ea\u65cb\u548c\u7535\u8377\u5bc6\u5ea6\u3002\u5bf9\u4e8eN\u63ba\u6742\u78b3\u800c\u8a00\uff0c N\u539f\u5b50\u7684\u5f15\u5165\u6253\u7834\u4e86\u78b3\u8868\u9762\u7684\u7535\u4e2d\u6027\uff0c\u5bfc\u81f4\u7535\u8377\u5bc6\u5ea6\u7684\u4e0d\u5747\u5300\u5206\u5e03\u548c\u4f7f\u76f8\u90bbC\u539f\u5b50\u5e26\u6b63\u7535\u4e14\u81ea\u65cb\u5bc6\u5ea6\u589e\u5927\uff0c\u4ece\u800c\u4fc3\u8fdb\u5438\u9644 O2<\/sub>\u5e76\u53d1\u751f\u8fdb\u4e00\u6b65\u7684\u8fd8\u539f\u53cd\u5e94\u3002\u663e\u7136\uff0c\u5728N-\u63ba\u6742\u78b3\u4e2d\u989d\u5916\u5f15\u5165\u5176\u5b83\u6742\u539f\u5b50\u53ef\u4ee5\u8fdb\u4e00\u6b65\u589e\u5f3a\u8fd9\u79cd\u4e0d\u5bf9\u79f0\u7684\u7535\u8377\u548c\u81ea\u65cb\u5206\u5e03\uff0c\u4ece\u800c\u83b7\u5f97\u66f4\u9ad8\u7684ORR\u6d3b\u6027\u3002\u8fd9\u4e5f\u662f\u5f00\u53d1\u5728\u9178\u6027\u7535\u89e3\u8d28\u4e2d\u65e0\u91d1\u5c5e\u78b3\u57fa\u6c27\u8fd8\u539f\u7535\u50ac\u5316\u5242\u7684\u57fa\u672c\u7b56\u7565\u3002<\/p>\n

2.2.2\u3001\u8c03\u63a7\u63ba\u6742\/\u5171\u63ba\u6742\u6784\u578b<\/strong><\/p>\n

\u6211\u4eec\u5df2\u77e5\u4e0d\u540c\u6784\u578b\u7684N-\u63ba\u6742\u5177\u6709\u4e0d\u540c\u7684\u50ac\u5316\u6027\u80fd\u3002\u5f53\u6d89\u53ca\u5230\u591a\u63ba\u6742\u65f6\uff0c\u60c5\u51b5\u5c31\u53d8\u5f97\u590d\u6742\u5f97\u591a\u3002\u5373\u4f7f\u662f\u76f8\u540c\u63ba\u6742\u91cf\u7684\u591a\u5143\u5171\u63ba\u78b3\u6750\u6599\uff0c\u5176\u6742\u539f\u5b50\u4e0d\u540c\u7684\u6392\u5217\u7ec4\u5408\u65b9\u5f0f\u4e5f\u4f1a\u5bfc\u81f4\u5b8c\u5168\u4e0d\u540c\u7684ORR\u6d3b\u6027\u3002<\/p>\n

2.3\u3001\u5b54\u9053\u4ee5\u53ca\u7535\u6781\u5fae\u7ed3\u6784\u7684\u8bbe\u8ba1<\/strong><\/p>\n

\u5728\u5b9e\u9645\u7684\u4f4e\u6e29\u71c3\u6599\u7535\u6c60\u4e2d\uff0cORR\u4ec5\u53d1\u751f\u5728\u50ac\u5316\u5242\u7684\u7684\u6c14\/\u6db2\/\u56fa\u4e09\u76f8\u8fb9\u754c\u533a\u57df\uff0c\u6d89\u53ca\u5230\u7535\u5b50\u548c\u8d28\u5b50\u4f20\u9012\uff0cO2<\/sub>\u548c\u4ea7\u7269\u6c34\u7684\u6d41\u5165\u6216\u6d41\u51fa\u3002\u5408\u9002\u7684\u5b54\u9699\u7387\u548c\u5fae\u7ed3\u6784\uff0c\u4f8b\u5982\u76f8\u4e92\u8fde\u63a5\u7684\u5206\u7ea7\u5b54\uff0c\u6709\u5229\u4e8e\u7535\u89e3\u8d28\u7684\u6e17\u900f\u4ee5\u53ca\u79bb\u5b50\u4e0eO2<\/sub>\u7684\u5feb\u901f\u8f93\u9001\uff0c\u4ece\u800c\u63d0\u9ad8ORR\u6d3b\u6027\u3002\u6587\u4e2d\u56de\u987e\u4e86\u51e0\u79cd\u6784\u5efa\u5b54\u9053\u7ed3\u6784\u548c\u7535\u6781\u5fae\u7ed3\u6784\u7684\u4e3b\u8981\u7b56\uff0c\u5982\u6742\u539f\u5b50\u63ba\u6742\u3001\u901a\u8fc7\u76d0\u7684\u91cd\u7ed3\u6676\u8fdb\u884c\u5f62\u72b6\u56fa\u5b9a\u7b49\u3002\u8fd8\u63a2\u8ba8\u4e86\u6784\u5efa\u758f\u6c34\u5fae\u5b54\uff0c\u7acb\u4f53\u5b54\u9053\u548c\u63d0\u5347\u5b54\u7684\u8fde\u63a5\u6027\u4fc3\u8fdbORR\u6d3b\u6027\u7684\u76f8\u5173\u7814\u7a76\uff1b\u4ee5\u53ca\u50ac\u5316\u5242\u5fae\u89c2\u7ec4\u6210\u5355\u5143\u7684\u7ef4\u5ea6\uff0c\u5982\u7247\u72b6(2D)\u3001\u5e26\u72b6(1D)\u548c\u70b9\u72b6(0D)\uff0c\u5bf9ORR\u6d3b\u6027\u7684\u5f71\u54cd\u3002<\/p>\n

\u56fe\u56db\u3001\u7acb\u4f53\u5b54\u77f3\u58a8\u70ef(SHG)\u7684\u5f62\u6210\u8fc7\u7a0b\u793a\u610f\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

\uff08\u2170\uff09 \u4e09\u805a\u6c30\u80fa-\u786b\u9178\u954d\u7edc\u5408\u7269\u4e0e\u6c2f\u5316\u94be\u6df7\u5408\uff1b
\n \uff08\u2171\uff09 Ni\u2013KCl@SHG\uff1b
\n \uff08\u2172\uff09 \u5177\u6709\u826f\u597d\u7ed3\u6784\u7684SHG\u3002<\/p>\n

3\u3001\u78b3\u57fa\u6c27\u8fd8\u539f\u7535\u50ac\u5316\u6d3b\u6027\u7684\u673a\u7406\u7406\u89e3<\/strong><\/p>\n

sp2<\/sup>\u78b3\u662f\u7528\u6765\u7814\u7a76ORR\u8fc7\u7a0b\u6784\u6548\u5173\u7cfb\u7684\u6781\u4f73\u7684\u5e73\u53f0\u3002\u5728\u5b9e\u9a8c\u4e0a\uff0c\u5b83\u4eec\u7684\u6d3b\u6027\u53ef\u4ee5\u5728\u6bd4\u91d1\u5c5e\u4f53\u7cfb\u66f4\u5bbd\u7684\u8303\u56f4\u5185\u901a\u8fc7\u63ba\u6742\u3001\u7f3a\u9677\u3001\u5b54\u9053\u7684\u6539\u53d8\u800c\u5927\u5e45\u8c03\u53d8\u3002\u7406\u8bba\u7814\u7a76\u65b9\u9762\uff0c\u65e0\u91d1\u5c5e\u7684\u78b3\u57fa\u6a21\u578b\u53ef\u4ee5\u91c7\u7528\u66f4\u7cbe\u786e\u7684\u65b9\u6cd5\uff0c\u66f4\u5927\u7684\u57fa\u7ec4\uff0c\u56e0\u6b64\u4e00\u4e9b\u5b9a\u91cf\u7684\u7406\u8bba\u7814\u7a76\u5c31\u53d8\u5f97\u53ef\u80fd\u3002<\/p>\n

3.1\u3001\u78b3\u57fa\u6c27\u8fd8\u539f\u7535\u50ac\u5316\u5242\u6d3b\u6027\u7684pH-\u76f8\u5173\u6027<\/strong><\/p>\n

\u65e0\u78b3\u91d1\u5c5e\u7684\u78b3\u57fa\u7535\u50ac\u5316\u5242\u5728\u78b1\u6027\u4ecb\u8d28\u4e2d\u5177\u6709\u826f\u597d\u7684ORR\u6d3b\u6027\u3002\u7136\u800c\uff0c\u5728\u9178\u6027\u7535\u89e3\u6db2\u4e2d\uff0c\u8fd9\u4e9b\u50ac\u5316\u5242\u7684\u6027\u80fd\u8981\u6bd4\u91d1\u5c5e\u57fa\u50ac\u5316\u5242\u5dee\u5f97\u591a\uff0c\u751f\u6210\u7684\u4e3b\u4ea7\u7269\u662fH2<\/sub>O2<\/sub>\u3002<\/p>\n

\u56fe\u4e94\u3001\u57281 mA cm-2<\/sup>\u7684\u7535\u6d41\u5bc6\u5ea6\u4e0b\uff0c\u4e0d\u540c\u7535\u6781\u5728\u78b1\u6027\u548c\u9178\u6027\u7535\u89e3\u8d28\u4e2d\u7684\u5e73\u5747\u7535\u4f4d\uff08\u4e0eRHE\u5bf9\u6bd4\uff09\u7684\u66f2\u7ebf\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

3.1.1\u3001\u8d28\u5b50\u5316\u5bfc\u81f4\u7684\u7684\u9634\u79bb\u5b50\u6bd2\u5316\u4f1a\u964d\u4f4e\u9178\u6027\u4ecb\u8d28\u4e2d\u7684\u6c27\u8fd8\u539f\u6d3b\u6027<\/strong><\/p>\n

\u4e00\u822c\u8ba4\u4e3a\u5421\u5576\u57fa\u56e2\u662fN-\u63ba\u6742\u78b3\u50ac\u5316\u5242\u78b1\u6027\u6700\u5f3a\u7684\u57fa\u56e2\uff0c\u8868\u660e\u5421\u5576- N\u5728\u9178\u6027\u6eb6\u6db2\u4e2d\u6613\u4e8e\u8d28\u5b50\u5316\u3002\u5b9e\u9645\u4e0a\uff0c\u8ba1\u7b97\u5f97\u5230\u7684\u5421\u5576-N\u5728\u63ba\u6742\u77f3\u58a8\u70ef\u4e2d\u7684\u9178\u89e3\u5e38\u6570(pKa)\u4e3a4.74\uff0c\u8fd9\u8868\u660e\u5728pH = 1\u65f6\uff0c\u51e0\u4e4e100%\u7684\u5421\u5576- N\u5e94\u8be5\u88ab\u8d28\u5b50\u5316\u3002\u8d28\u5b50\u5316\u7684\u6d3b\u6027\u7ed3\u6784\u88ab\u5438\u9644\u7684\u9634\u79bb\u5b50\u6b63\u7535\u5316\u5e76\u5c06\u5176\u5c4f\u853d\uff0c\u6700\u7ec8\u5f71\u54cd\u5421\u5576-N\u5468\u56f4\u7684ORR\u8fc7\u7a0b\u3002<\/p>\n

3.1.2\u3001\u7535\u5316\u5b66\u5916\u5468\u53cd\u5e94\u7535\u8377\u4f20\u9012\u5728\u78b1\u6027\u4ecb\u8d28\u4e2d\u8d77\u5173\u952e\u4f5c\u7528<\/strong><\/p>\n

\u5728\u4f4epH\u65f6\u9700\u8981\u5438\u9644O2<\/sub>\uff0c\u800c\u5728\u9ad8pH\u65f6\u5219\u4e0d\u662f\u5fc5\u987b\uff0c\u8fd9\u662f\u7531\u4e8e\u5916\u5468\u7535\u5b50\u8f6c\u79fb\u53c2\u4e0e\u4e86ORR\u8fc7\u7a0b\u3002<\/p>\n

\u56fe\u516d\u3001\u5728\u9178\u6027(\u5de6)\u548c\u78b1\u6027(\u53f3)\u7535\u89e3\u6db2\u4e2dORR\u7684\u53cc\u5c42\u7ed3\u6784\u793a\u610f\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

\u5185\u5468\u548c\u5916\u5468\u7535\u5b50\u4f20\u9012\u8fc7\u7a0b\u5982\u56fe(a)\u548c(b)\u4e2d\u7684\u63d2\u56fe\u6240\u793a\u3002\u865a\u7ebf\u8868\u793a\u5185\u4ea5\u59c6\u970d\u5179\u5e73\u9762(IHP)\u548c\u5916\u4ea5\u59c6\u970d\u5179\u5e73\u9762(OHP)\u3002<\/p>\n

3.2\u3001\u9178\u6027\u7535\u89e3\u6db2\u4e2d\u7684\u78b3\u57fa\u6c27\u8fd8\u539f\u6d3b\u6027\u7ed3\u6784<\/strong><\/p>\n

\u8bc6\u522b\u6d3b\u6027\u4f4d\u70b9\u7684\u6027\u8d28\u548c\u7406\u89e3ORR\u8fc7\u7a0b\u662f\u8bbe\u8ba1\u9ad8\u6027\u80fd\u50ac\u5316\u5242\u7684\u5148\u51b3\u6761\u4ef6\u3002\u7531\u4e8ePEMFCs\u7684\u91cd\u8981\u5b9e\u9645\u610f\u4e49\uff0c\u8fd1\u5e74\u6765\u63d0\u9ad8\u9178\u6027\u65e0\u91d1\u5c5e\u78b3\u7535\u89e3\u6db2\u4e2d\u7684ORR\u6d3b\u6027\u8d8a\u6765\u8d8a\u53d7\u5230\u4eba\u4eec\u7684\u5173\u6ce8\u3002<\/p>\n

\u56fe\u4e03\u3001\u9178\u6027\u6761\u4ef6\u4e0bN\u63ba\u6742\u77f3\u58a8\u70ef\u4e2d\u6d3b\u6027\u4f4d\u70b9\u6d4b\u5b9a<\/strong><\/p>\n

\"\"<\/p>\n

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\n \uff08b\uff09\u5728O2<\/sub>\u9971\u548c\u76840.1 M H2<\/sub>SO4<\/sub>\u6eb6\u6db2\u4e2d\u7684\u6781\u5316\u66f2\u7ebf\uff1b
\n \uff08c\uff09\u5f52\u4e00\u5316\u7535\u6d41\u4e3a0.40 V\u4e0d\u540c\u7684\u50ac\u5316\u5242\u6027\u80fd\u6bd4\u8f83\u3002<\/p>\n

3.3\u3001\u4e2d\u6027\u7535\u89e3\u6db2\u4e2d\u7684\u6c27\u8fd8\u539f\u53cd\u5e94<\/strong><\/p>\n

\u5fae\u751f\u7269\u71c3\u6599\u7535\u6c60(MFCs)\u662f\u5728\u4e2d\u6027\u7535\u89e3\u6db2\u4e2d\u5de5\u4f5c\u7684\u4e00\u79cd\u65b0\u578b\u7535\u6c60\uff0c\u53ef\u4ee5\u4ece\u5e9f\u6c34\u4e2d\u4ee5\u5bf9\u73af\u5883\u53cb\u597d\u7684\u65b9\u5f0f\u53d1\u7535\uff0c\u8fd1\u5e74\u6765\u5907\u53d7\u5173\u6ce8\u3002\u5728MFCs\u4e2d\uff0c\u7ec6\u83cc\u5728\u9633\u6781\u5904\u964d\u89e3\u6709\u673a\u7269\uff0c\u91ca\u653e\u7535\u5b50\u548c\u8d28\u5b50\uff0c\u8fd9\u4e9b\u7535\u5b50\u548c\u8d28\u5b50\u901a\u8fc7\u5916\u90e8\u7535\u8def\u548c\u8d28\u5b50\u4ea4\u6362\u819c\u4f20\u9012\u5230\u9634\u6781\uff0c\u5c06O2<\/sub>\u8fd8\u539f\u4e3aH2<\/sub>O\u3002\u5728\u4e2d\u6027\u73af\u5883\u4e0b\u8fdb\u884cORR\uff0c\u65e0\u91d1\u5c5e\u78b3\u7535\u50ac\u5316\u5242\u88ab\u8ba4\u4e3a\u662f\u66ff\u4ee3\u6602\u8d35\u7684\u94c2\/\u78b3\u8d35\u91d1\u5c5e\u50ac\u5316\u5242\u7684\u4e00\u4e2a\u6709\u5438\u5f15\u529b\u7684\u9009\u62e9\uff0c\u5728\u6b64\u524d\u9762\u7684\u6d3b\u5316\u7b56\u7565\u540c\u6837\u9002\u7528\u4e8e\u6b64\u3002<\/p>\n

3.4\u30012\u7535\u5b50\u62164\u7535\u5b50\u6c27\u8fd8\u539f\u8fc7\u7a0b\u7684\u9009\u62e9\u6027<\/strong><\/p>\n

O2<\/sub>\u53ef\u901a\u8fc74 e\u2212<\/sup>\u9014\u5f84\u8fd8\u539f\u6210\u6700\u7ec8\u4ea7\u7269H2<\/sub>O\uff08\u5728\u9178\u6027\u7535\u89e3\u8d28\u4e2d\uff09\u548cOH\u2212<\/sup>\uff08\u5728\u78b1\u6027\u7535\u89e3\u8d28\u4e2d\uff09\uff0c\u62162 e\u2212<\/sup>\u9014\u5f84\u8fd8\u539f\u6210\u4e2d\u95f4\u4ea7\u7269H2<\/sub>O2<\/sub>\uff08\u5728\u9178\u6027\u7535\u89e3\u8d28\u4e2d\uff09\u548cHO2\u2212<\/sup>\uff08\u5728\u78b1\u6027\u7535\u89e3\u8d28\u4e2d\uff09\u3002\u663e\u7136\uff0c\u66f4\u9ad8\u76844 e\u2212<\/sup>\u8fd8\u539f\u9009\u62e9\u6027\u610f\u5473\u66f4\u597d\u7684\u7535\u50ac\u5316ORR\u6548\u7387\u3002<\/p>\n

\u56fe\u516b\u3001\u4e2d\u5b54\u78b3\u50ac\u5316\u5242(\u5de6)\u548c\u5fae\u5b54\u78b3\u50ac\u5316\u5242(\u53f3)\u4e2dORR\u7684\u793a\u610f\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

3.5\u3001\u8868\u9762\u529f\u51fd\u3001\u7535\u8377\u548c\u81ea\u65cb\u7684\u4f5c\u7528<\/strong><\/p>\n

\u7531\u4e8eORR\u7684\u5173\u952e\u8fc7\u7a0b\u662f\u4ece\u50ac\u5316\u5242\u5230O2<\/sub>\u7684\u7535\u5b50\u8f6c\u79fb\uff0c\u6240\u4ee5\u8868\u9762\u529f\u51fd\u5728\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u53ef\u4ee5\u53cd\u6620\u6750\u6599\u7684\u50ac\u5316\u6027\u80fd\u3002\u6b64\u5916\uff0c\u7535\u8377\u548c\u81ea\u65cb\u5bc6\u5ea6\u4e5f\u5f88\u5927\u7a0b\u5ea6\u4e0a\u5f71\u54cdO2<\/sub>\u548c\u91cd\u8981\u7684 ORR\u4e2d\u95f4\u4ea7\u7269\u7684\u5438\u9644\u3002\u4ece\u8fd9\u4e9b\u89d2\u5ea6\u8fdb\u884c\u7684\u7814\u7a76\u53ef\u4ee5\u6df1\u5165\u4e86\u89e3\u975e\u91d1\u5c5e\u78b3\u57fa\u7535\u50ac\u5316\u5242\u7684ORR\u6d3b\u6027\u8d77\u6e90\u3002<\/p>\n

\u56fe\u4e5d\u3001\u4e09\u7ebf\u6001O2<\/sub>\u4e0eCNT\u7684\u81ea\u65cb\u4e0d\u5339\u914d<\/strong><\/p>\n

\"\"<\/p>\n

3.6\u3001\u6d3b\u6027\u7684\u7406\u8bba\u63cf\u8ff0\u7b26\u548c\u9884\u6d4b<\/strong><\/p>\n

\u63cf\u8ff0\u7b26\u662f\u5408\u7406\u8bbe\u8ba1\u50ac\u5316\u5242\u7684\u539f\u5219\uff0c\u53ef\u4ee5\u7528\u6765\u7b5b\u9009\u6f5c\u5728\u7684\u7ed3\u6784\uff0c\u6307\u5bfc\u9ad8\u6027\u80fd\u50ac\u5316\u5242\u7684\u8ba1\u7b97\u641c\u7d22\u548c\u5b9e\u9a8c\u8bbe\u8ba1\u3002<\/p>\n

\u56fe\u5341\u3001ORR\u6d3b\u6027\u7684\u706b\u5c71\u56fe\u4e0e\u65e0\u91d1\u5c5e\u78b3\u57faORR\u7535\u50ac\u5316\u5242\u7684\u63cf\u8ff0\u7b26\u5bf9\u6bd4<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09 \u6d4b\u91cf\u7684\u76f8\u5bf9\u4e8ePt \/ C\u7535\u6781\u6570\u636e\u7684\u8d77\u59cb\u7535\u4f4d\u4f5c\u4e3a\u63cf\u8ff0\u7b26\u03a6<\/em>\u7684\u51fd\u6570\uff1b
\n \uff08b\uff09 j0<\/sub><\/em>theory<\/sup>\u4e0e\u0394GOOH*<\/sub>\u4e4b\u95f4\u7684\u706b\u5c71\u56fe\uff08\u7ea2\u8272\u865a\u7ebf\uff09\u3002\u84dd\u8272\u7a7a\u5fc3\u65b9\u5757\u8868\u793a\u901a\u8fc7\u5b9e\u9a8c\u83b7\u5f97\u7684j0<\/sub><\/em>expt<\/sup>\u548c\u7406\u8bba\u4e0a\u5f97\u5230\u0394GOOH*<\/sub>\u3002<\/p>\n

4\u3001\u5168\u7535\u6c60\u4e2d\u7684\u6027\u80fd\u8bc4\u4ef7<\/strong><\/p>\n

\u5c3d\u7ba1\u65e0\u91d1\u5c5e\u50ac\u5316\u5242\u5bf9ORR\u6709\u5f88\u5927\u7684\u5e94\u7528\u524d\u666f\uff0c\u4f46\u5176\u4e2d\u5927\u90e8\u5206\u90fd\u662f\u901a\u8fc7\u65cb\u8f6c\u5706\u76d8\u7535\u6781(RDE)\u6765\u8bc4\u4f30\u7684\uff0c\u800c\u4e0d\u662f\u771f\u6b63\u7684\u71c3\u6599\u7535\u6c60\u88c5\u7f6e\u3002\u4f17\u6240\u5468\u77e5\uff0c\u6765\u81eaRDE\u6d4b\u8bd5\u7684\u826f\u597dORR\u6d3b\u6027\u5e76\u4e0d\u603b\u662f\u80fd\u591f\u8f6c\u5316\u4e3a\u826f\u597d\u7684\u819c\u7535\u6781\uff08MEA\uff09\u6027\u80fd\uff0c\u56e0\u4e3a\u540e\u8005\u5904\u4e8e\u66f4\u52a0\u590d\u6742\u7684\u73af\u5883\u4e2d\u3002<\/p>\n

4.1\u3001\u5728\u78b1\u6027\u71c3\u6599\u7535\u6c60\u4e2d<\/strong><\/p>\n

\u65e0\u91d1\u5c5e\u78b3\u57fa\u50ac\u5316\u5242\u662f\u4e00\u79cd\u975e\u5e38\u9002\u5408\u78b1\u6027\u4f53\u7cfb\u7684\u50ac\u5316\u5242\uff0c\u4e0ePEMFCs\u76f8\u6bd4\uff0c\u63ba\u6742\u78b3\u6750\u6599\u5728\u78b1\u6027\u71c3\u6599\u7535\u6c60\u4e2d\u7684\u7535\u6d41\u5bc6\u5ea6\u548c\u529f\u7387\u5bc6\u5ea6\u8981\u9ad8\u5f97\u591a\u3002\u6b64\u5916\uff0c\u5176\u78b1\u6027\u7cfb\u7edf\u7684\u8150\u8680\u6027\u4e5f\u66f4\u5c0f\uff0c\u8fd9\u53ef\u80fd\u4f1a\u5ef6\u957f\u71c3\u6599\u7535\u6c60\u4e2d\u7ba1\u9053\u548c\u53cc\u6781\u677f\u7b49\u7ec4\u4ef6\u7684\u4f7f\u7528\u5bff\u547d\u3002\u503c\u5f97\u4e00\u63d0\u7684\u662f\uff0c\u5c3d\u7ba1\u5728\u5f00\u53d1\u9ad8\u6027\u80fd\u9634\u79bb\u5b50\u4ea4\u6362\u819c\uff08AEM\uff09\u65b9\u9762\u5df2\u7ecf\u53d6\u5f97\u4e86\u5de8\u5927\u7684\u8fdb\u5c55\uff0c\u4f46\u76ee\u524d\u6211\u4eec\u4ecd\u7136\u65e0\u6cd5\u83b7\u5f97\u53ef\u4e0e\u9633\u79bb\u5b50\u819c\u6216\u79bb\u5b50\u5355\u4f53\u76f8\u5ab2\u7f8e\u7684AEM\u6216\u9634\u79bb\u5b50\u805a\u5408\u7269\u3002<\/p>\n

\u56fe\u5341\u4e00\u3001\u78b1\u6027\u71c3\u6599\u7535\u6c60\u6027\u80fd\u4e3e\u4f8b<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09 \u4ee5\u7ce0\u919b(FU)\u548c\u8461\u8404\u7cd6(GU)\u4e3a\u539f\u6599\uff0c\u91c7\u7528\u65e0\u91d1\u5c5e\u50ac\u5316\u5242\u5236\u5907\u7684MEAs\u78b1\u6027\u71c3\u6599\u7535\u6c60\uff1b
\n \uff08b\uff09 \u4ee5\u7ce0\u919b\u4e3a\u539f\u6599\u7684\u65e0\u91d1\u5c5e\u50ac\u5316\u5242\u7684N2\u5438\u9644\u7b49\u6e29\u7ebf\u548c\u5b54\u5f84\u5206\u5e03\u3002<\/p>\n

4.2\u3001\u5728\u8d28\u5b50\u4ea4\u6362\u819c\u71c3\u6599\u7535\u6c60\u4e2d<\/strong><\/p>\n

\u867d\u7136\u78b3\u57fa\u65e0\u91d1\u5c5e\u7535\u50ac\u5316\u5242\u663e\u793a\u51fapH\u4f9d\u8d56\u7684ORR\u6d3b\u6027\uff0c\u5176\u5728\u9178\u6027\u7535\u89e3\u8d28\u4e2d\u901a\u5e38\u8f83\u4f4e\u3002\u7136\u800c\uff0c\u65e0\u91d1\u5c5e\u50ac\u5316\u5242\u6240\u5e26\u6765\u7684\u663e\u8457\u7684\u6210\u672c\u8282\u7ea6\u53ca\u5176\u72ec\u7279\u8010\u4e45\u6027\u4fc3\u4f7f\u5176\u5728\u5b9e\u9645PEMFC\u4e2d\u7684\u5e94\u7528\u5f97\u5230\u4e86\u6301\u7eed\u7684\u5173\u6ce8\u3002<\/p>\n

\u56fe\u5341\u4e8c\u3001\u65e0\u91d1\u5c5e\u9634\u6781PEMFCs\u4e3e\u4f8b<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09NPC-4-1100\u548cNPC-4-1100-Zn\u9634\u6781\u50ac\u5316\u5242\u7684PEMFC\u6027\u80fd\uff1b
\n \uff08b\uff09PEMFC\u4e2dNPC-4-1100-Zn\u50ac\u5316\u5242\u57280.5 V\u6052\u5b9a\u7535\u538b\u4e0b\u7684\u65f6\u7535\u6d41\u54cd\u5e94\uff1b
\n \uff08c\uff09 \u5728\u8d28\u5b50\u4ea4\u6362\u819c\u71c3\u6599\u7535\u6c60(PEMFC)\u4e2d\uff0c\u57280.5 V\u4e0b\u6d4b\u91cf\u7684\u65e0\u91d1\u5c5eN-G-CNT+KB\u548cFe\/N\/C\u50ac\u5316\u5242\u7684\u8010\u4e45\u6027\u6bd4\u8f83\u3002<\/p>\n

\u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n

\u7efc\u4e0a\u6240\u8ff0\uff0c\u4f5c\u8005\u901a\u8fc7\u5bf9\u591a\u5b54\u7ed3\u6784\u548c\u63ba\u6742\u6784\u578b\u7684\u9884\u6d4b\u8bbe\u8ba1\u548c\u53ef\u63a7\u6784\u5efa\u3001\u6a21\u578b\u50ac\u5316\u5242\u7684\u673a\u5236\u7406\u89e3\u3001\u5b9e\u9a8c\u4e0e\u7406\u8bba\u7684\u7efc\u5408\u7814\u7a76\u4ee5\u53ca\u7535\u6c60\u6574\u4f53\u6027\u80fd\u8bc4\u4ef7\u7b49\u65b0\u51fa\u73b0\u7684\u95ee\u9898\u8fdb\u884c\u4e86\u603b\u7ed3\u3002\u56f4\u7ed5\u8fd9\u4e9b\u4e3b\u9898\uff0c\u603b\u7ed3\u4e86\u6700\u65b0\u7684\u7814\u7a76\u7ed3\u679c\uff0c\u5e76\u5bf9\u65e0\u78b3\u91d1\u5c5eORR\u7535\u50ac\u5316\u5242\u7684\u672a\u6765\u53d1\u5c55\u63d0\u51fa\u4e86\u81ea\u5df1\u7684\u4e00\u4e9b\u89c1\u89e3\uff1a
\n \uff081\uff09\u901a\u8fc7\u591a\u79cd\u6742\u539f\u5b50\u5171\u63ba\u6742\u6765\u521b\u5236\u540c\u65f6\u643a\u5e26\u6b63\u7535\u8377\u548c\u9ad8\u81ea\u65cb\u5bc6\u5ea6\u7684\u4f4d\u70b9\uff0c\u6709\u671b\u589e\u5f3a\u5728\u9178\u6027\u7535\u89e3\u8d28\u4e2d\u7684ORR\u6d3b\u6027\uff1b
\n \uff082\uff09\u5728\u4e0d\u53d7\u56fa\u6709\u78b3\u7f3a\u9677\u548c\u5176\u4ed6\u6c61\u67d3\u5f71\u54cd\u7684\u60c5\u51b5\u4e0b\uff0c\u7cbe\u786e\u5408\u6210\u5177\u6709\u7279\u5b9a\u63ba\u6742\u6784\u578b\u7684\u6a21\u578b\u50ac\u5316\u5242\u662f\u975e\u5e38\u5fc5\u8981\uff1b
\n \uff083\uff09\u5efa\u8bae\u50ac\u5316\u5242\u6d3b\u6027\u6d4b\u8bd5\u591a\u5728\u5355\u71c3\u6599\u7535\u6c60\u88c5\u7f6e\u4e2d\u8fdb\u884c\u5168\u7535\u6c60\u6d4b\u8bd5\uff1b
\n \uff084\uff09\u7535\u6781\u5fae\u7ed3\u6784\u548cMEA\u4e2d\u5b54\u9053\u7ed3\u6784\u8bbe\u8ba1\u4e0e\u50ac\u5316\u6d3b\u6027\u4f4d\u70b9\u7684\u63a2\u7d22\u540c\u6837\u91cd\u8981\uff0c\u56e0\u4e3a\u524d\u8005\u4e0d\u4ec5\u53ef\u901a\u8fc7\u63d0\u9ad8\u4f20\u8d28\u6027\u80fd\u589e\u5f3a\u6d3b\u6027\u4f4d\u70b9\u6027\u80fd\uff0c\u8fd8\u6709\u53ef\u80fd\u4f1a\u5f15\u53d1\u65b0\u7684\u50ac\u5316\u8fc7\u7a0b\u800c\u5e26\u6765\u989d\u5916\u7684\u6027\u80fd\u63d0\u9ad8\uff1b
\n \uff085\uff09\u9178\u6027\u7535\u89e3\u8d28\u4e2d\u57fa\u4e8e\u65e0\u91d1\u5c5e\u78b3\u57fa\u50ac\u5316\u5242\u7684MEA\u6d3b\u6027\u76f8\u4ecd\u5bf9\u8f83\u4f4e\uff0c\u5bf9\u4e8e\u5176\u4e2d\u539a\u50ac\u5316\u5242\u5c42\u95f4\u7684\u6c34\/\u6c14\u4f20\u9012\u95ee\u9898\u7f3a\u4e4f\u76f8\u5e94\u7684\u7406\u8bba\u6a21\u578b\uff1b
\n \uff086\uff09\u9700\u8981\u66f4\u5148\u8fdb\u7684\u539f\u4f4d\u5206\u6790\u5de5\u5177\u6765\u7814\u7a76\u5728\u7535\u6c60\u8fd0\u884c\u8fc7\u7a0b\u4e2dMEA\u7684\u7ed3\u6784\u548c\u7ec4\u6210\u53d8\u5316\uff1b
\n \uff087\uff09\u9700\u8981\u66f4\u65b0\u9896\u7684MEA\u7ed3\u6784\u8bbe\u8ba1\u88ab\u5f00\u53d1\u51fa\u6765\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1aCarbon\u2010Based Metal\u2010Free ORR Electrocatalysts for Fuel Cells: Past, Present, and Future<\/a><\/strong>\uff08Adv. Mater.<\/em> 2019<\/strong>, 1804799\uff09<\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u80fd\u6e90\u7ec4\u6211\u4ea6\u662f\u884c\u4eba\u7f16\u8bd1\uff0c\u6750\u6599\u4eba\u6574\u7406\u3002<\/strong><\/p>\n

\u6b22\u8fce\u5927\u5bb6\u5230\u6750\u6599\u4eba\u5ba3\u4f20\u79d1\u6280\u6210\u679c\u5e76\u5bf9\u6587\u732e\u8fdb\u884c\u6df1\u5165\u89e3\u8bfb\uff0c\u6295\u7a3f\u90ae\u7bb1\uff1atougao@cailiaoren.com<\/a>.
\n \u6295\u7a3f\u4ee5\u53ca\u5185\u5bb9\u5408\u4f5c\u53ef\u52a0\u7f16\u8f91\u5fae\u4fe1\uff1acailiaokefu.<\/p>\n","protected":false},"excerpt":{"rendered":"

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