{"id":214420,"date":"2020-12-13T06:28:19","date_gmt":"2020-12-12T22:28:19","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=214420"},"modified":"2020-12-12T20:28:43","modified_gmt":"2020-12-12T12:28:43","slug":"nature-materials%e6%8a%a5%e9%81%93%ef%bc%9a%e9%ab%98%e6%b8%a9%e4%b8%8b%e6%9b%b4%e9%ab%98%e5%b3%b0%e5%80%bc%e5%8a%9f%e7%8e%87%e5%af%86%e5%ba%a6%ef%bc%81%e8%86%a6%e9%85%b8%e5%8c%96%e8%81%9a%e5%90%88","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=214420","title":{"rendered":"Nature Materials\u62a5\u9053\uff1a\u9ad8\u6e29\u4e0b\u66f4\u9ad8\u5cf0\u503c\u529f\u7387\u5bc6\u5ea6\uff01\u81a6\u9178\u5316\u805a\u5408\u7269\u52a9\u529b\u9ad8\u6027\u80fd\u71c3\u6599\u7535\u6c60"},"content":{"rendered":"

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

\u5982\u4eca\uff0c\u6e05\u6d01\u9ad8\u80fd\u91cf\u5bc6\u5ea6\u71c3\u6599\u7684\u7535\u5316\u5b66\u80fd\u91cf\u8f6c\u6362\u5728\u53ef\u6301\u7eed\u80fd\u6e90\u8fc7\u6e21\u4e2d\u81f3\u5173\u91cd\u8981\u3002\u5728\u9ad8\u4e8e100 \u2103\u4e0b\u8fd0\u884c\u8d28\u5b50\u4ea4\u6362\u819c\u71c3\u6599\u7535\u6c60\uff08PEMFC\uff09\u5177\u6709\u5bf9\u71c3\u6599\u6742\u8d28\u7684\u9ad8\u5ea6\u8010\u53d7\u6027\u3001\u7cfb\u7edf\u8bbe\u8ba1\u66f4\u7b80\u5355\u7b49\u4f18\u70b9\u3002\u57fa\u4e8e\u81a6\u9178\u63ba\u6742\u7684\u805a\u82ef\u5e76\u54aa\u5511\uff08PA-PBI\uff09\u7b49\u9ad8\u6e29PEMFC\uff08HT-PEMFC\uff09\u5728\u4e0d\u52a0\u6e7f\u7684\u60c5\u51b5\u4e0b\uff0c\u53ef\u5728140-200 \u2103\u5185\u5de5\u4f5c\u3002\u4f46\u5728\u6c34\u5b58\u5728\u6216\u66f4\u9ad8\u5de5\u4f5c\u6e29\u5ea6\u7684\u60c5\u51b5\u4e0b\uff0cHT-PEMFC\u7684\u7a33\u5b9a\u6027\u6709\u9650\u3002\u5728\u805a\u5408\u7269\u57fa\u71c3\u6599\u7535\u6c60\u548c\u7535\u89e3\u69fd\u7684\u6027\u80fd\u4e2d\uff0c\u79bb\u805a\u7269\u7c98\u5408\u5242\u6750\u6599\u8d77\u7740\u81f3\u5173\u91cd\u8981\u7684\u4f5c\u7528\u3002\u5176\u4e2d\uff0c\u9ad8\u5ea6\u5b63\u94f5\u5316\u805a\u82ef\u4e59\u70ef\u7c98\u5408\u5242\u6781\u5927\u6539\u5584\u4e86\u65e0\u8d35\u91d1\u5c5e\u78b1\u6027\u9634\u79bb\u5b50\u4ea4\u6362\u819c\u6c34\u7535\u89e3\u69fd\u7684\u6027\u80fd\uff0c\u4f46\u662f\u7528\u4e8eHT-PEMFC\u7684\u9ad8\u7ea7\u79bb\u805a\u7269\u7c98\u5408\u5242\u5c1a\u672a\u88ab\u5f7b\u5e95\u7814\u7a76\u3002\u867d\u7136\u78f7\u9178\u76d0\u805a\u5408\u7269\u819c\u53ef\u5728\u6c34\u5408\u548c\u65e0\u6c34\u6761\u4ef6\u4e0b\u4f20\u5bfc\u8d28\u5b50\uff0c\u662f\u4e00\u79cd\u6f5c\u5728\u7684HT-PEMFCs\uff0c\u4f46\u662f\u5176\u673a\u68b0\u6027\u80fd\u8f83\u5dee\u3001\u65e0\u6c34\u8d28\u5b50\u4f20\u5bfc\u7387\u8f83\u4f4e\uff08100-200 \u2103\uff09\u3002\u56e0\u6b64\uff0c\u6ca1\u6709\u62a5\u9053\u57fa\u4e8e\u81a6\u9178\u916f\u5316\u805a\u5408\u7269\u819c\u7684\u9ad8\u6027\u80fdHT-PEMFC\u3002<\/p>\n

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

\u8fd1\u65e5\uff0c\u7f8e\u56fd\u6d1b\u65af\u963f\u62c9\u83ab\u65af\u56fd\u5bb6\u5b9e\u9a8c\u5ba4\u7684Yu Seung Kim\u548c\u5fb7\u56fd\u65af\u56fe\u52a0\u7279\u5927\u5b66\u7684Jochen Kerres\uff08\u5171\u540c\u901a\u8baf\u4f5c\u8005\uff09\u7b49\u4eba<\/strong>\u62a5\u9053\u4e86\u4e00\u79cd\u805a\uff082, 3, 5, 6-\u56db\u6c1f\u82ef\u4e59\u70ef-4-\u81a6\u9178\uff09\uff0c\u5176\u4e0d\u4f1a\u53d1\u751f\u9178\u9150\u7684\u5f62\u6210\uff0c\u5e76\u4e14\u5728200 \u2103\u4ee5\u4e0a\u65f6\u4ecd\u80fd\u4fdd\u6301\u8d28\u5b50\u4f20\u5bfc\u7387\u3002\u5177\u805a\u4e59\u70ef\u57fa\u81a6\u9178\u5728\u5206\u5b50\u5185\u90e8\u7684\u4e3b\u94fe\u548c\u4e4b\u94fe\u95f4\u53d1\u751f\u6c34\u5408\u53cd\u5e94\uff0c\u5931\u53bb\u4e00\u4e2a\u6c34\u5206\u5b50\u5f62\u6210\u6c27\u539f\u5b50\u201c\u6865\u201d\uff0c\u8fdb\u800c\u5f62\u6210\u65b0\u7684\u5355\u5206\u5b50\u7ed3\u6784\u3002\u63a5\u7740\uff0c\u8be5\u5355\u5206\u5b50\u7ed3\u6784\u518d\u4e0e\u53e6\u5916\u76f8\u540c\u7ed3\u6784\u53d1\u751f\u53cd\u5e94\uff0c\u5404\u81ea\u672b\u7aef\u7684\u7f9f\u57fa\u53d1\u751f\u6c34\u5408\u53cd\u5e94\uff0c\u518d\u5f62\u6210\u4e00\u4e2a\u65b0\u7684\u6c27\u539f\u5b50\u201c\u6865\u201d\uff0c\u5c06\u4e24\u4e2a\u5355\u5206\u5b50\u7ed3\u6784\u8fde\u63a5\u8d77\u6765\u3002\u8be5\u805a\u5408\u7269\u5728\uff1c240 \u2103\u65f6\uff0c\u4e0d\u4f1a\u53d1\u751f\u9178\u9150\u7684\u5f62\u6210\uff0c\u5e76\u4e14\u53ef\u4ee5\u6210\u529f\u7684\u6574\u5408\u5230\u5e26\u6709\u79bb\u5b50\u5bf9\u819c\u7684MEA\u4e2d\u3002\u5728\u71c3\u6599\u7535\u6c60\u7535\u6781\u4e2d\u4f7f\u7528\u8be5\u805a\u5408\u7269\uff0c\u540c\u65f6\u5728\u819c\u7535\u6781\u7ec4\u4ef6\u4e2d\u4f7f\u7528\u79bb\u5b50\u5bf9\u914d\u4f4d\u819c\u3002\u5728H2<\/sub>\/O2<\/sub>\u6761\u4ef6\u4e0b\uff0c\u8fd9\u79cd\u534f\u540c\u96c6\u6210\u7684\u71c3\u6599\u7535\u6c60\u5728160 \u2103\uff0c\u5176\u5cf0\u503c\u529f\u7387\u5bc6\u5ea6\u53ef\u4ee5\u8fbe\u52301130 mW cm-2<\/sup>\uff0c\u800c\u5728240 \u2103\u4e0b\u5176\u5cf0\u503c\u529f\u7387\u5bc6\u5ea6\u66f4\u662f\u9ad8\u8fbe1740 mW cm-2<\/sup>\uff0c\u5176\u6027\u80fd\u6781\u5927\u7684\u8d85\u8fc7\u4e86\u805a\u82ef\u5e76\u54aa\u5511\u548c\u91d1\u5c5e\u78f7\u9178\u76d0\u57fa\u71c3\u6599\u7535\u6c60\u3002\u603b\u4e4b\uff0c\u8be5\u7814\u7a76\u7ed3\u679c\u8868\u660e\u4e86\u5728\u9ad8\u6e29\u548c\u5e72\u71e5\u6761\u4ef6\u4e0b\uff0c\u5728\u9ad8\u6027\u80fd\u71c3\u6599\u7535\u6c60\u4e2d\u5e94\u7528\u81a6\u9178\u5316\u805a\u5408\u7269\u7684\u9014\u5f84\u3002\u7814\u7a76\u6210\u679c\u4ee5\u9898\u4e3a\u201cSynergistically integrated phosphonated poly(pentafluorostyrene) for fuel cells\u201d<\/strong>\u53d1\u5e03\u5728\u56fd\u9645\u8457\u540d\u671f\u520aNature Materials<\/strong>\u4e0a\u3002<\/p>\n

\u3010\u56fe\u6587\u89e3\u8bfb\u3011<\/strong><\/p>\n

\u56fe\u4e00\u3001\u81a6\u9178\u7684\u9178\u9150\u5f62\u6210<\/strong>
\n \"\"\uff08a\uff09\u572825 \u2103\u548c160 \u2103\u4e0b\uff0c\u9178\u9150\u5f62\u6210\u7684\u5409\u5e03\u65af\u81ea\u7531\u80fd\u56fe\uff1b<\/p>\n

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\uff08c\uff09\u5728160 \u2103\u7684\u70ed\u5904\u7406\u8fc7\u7a0b\u4e2d\uff0cDMSO\u4e2d5 wt\uff05PWN70\u548cPVPA\u6eb6\u6db2\u7684\u65e0\u6c34\u8d28\u5b50\u7535\u5bfc\u7387\uff1b<\/p>\n

\uff08d\uff09PVPA\u81a6\u9178\u9150\u7684\u5f62\u6210\uff1b<\/p>\n

\uff08e\uff09\u5728160 \u2103\u7684\u70ed\u5904\u7406\u8fc7\u7a0b\u4e2d\uff0cPWN70\u548cPVPA\u768431<\/sup>P NMR\u5149\u8c31\uff1b<\/p>\n

\uff08f\uff09\u5728160 \u2103\u4e0b\uff0c\u6bd4\u8f83\u4f7f\u7528PVPA\u548cPWN70\u79bb\u5b50\u805a\u5408\u7269\u7c98\u5408\u5242\u7684H2<\/sub>\/O2<\/sub>\u71c3\u6599\u7535\u6c60\u6027\u80fd\u3002<\/p>\n

\u56fe\u4e8c\u3001\u6bd4\u8f83\u8d28\u5b50\u5bfc\u4f53\u7684\u6027\u80fd<\/strong>
\n \"\"\uff08a\uff09\u8d28\u5b50\u5bfc\u4f53\u7684\u5316\u5b66\u7ed3\u6784\u5f0f\uff1b<\/p>\n

\uff08b\uff09\u8d28\u5b50\u5bfc\u4f53\u7684\u65e0\u6c34\u8d28\u5b50\u4f20\u5bfc\u7387\u968f\u6e29\u5ea6\u7684\u53d8\u5316\uff1b<\/p>\n

\uff08c\uff09\u572880 \u2103\u4e0b\uff0c\u8d28\u5b50\u4f20\u5bfc\u7387\u4e0eRH\u7684\u5173\u7cfb\uff1b<\/p>\n

\uff08d\uff09\u572830\uff05 N2<\/sub>\u300170\uff05 O2<\/sub>\u4e2d\u7684\u8d28\u5b50\u5bfc\u4f53\u7684TGA\uff1b<\/p>\n

\uff08e\uff09\u7531TGA-FTIR\u786e\u5b9a\u7684CO\u76f8\u5bf9\u5f3a\u5ea6\u548c\u70ed\u964d\u89e3\u6e29\u5ea6T<\/em>d<\/sub>\uff1b<\/p>\n

\uff08f\uff09\u572880 \u2103\u4e0b\uff0c\u5e94\u529b-\u5e94\u53d8\u66f2\u7ebf\u662f\u76f8\u5bf9\u6e7f\u5ea6\u7684\u51fd\u6570\uff1b<\/p>\n

\uff08g\uff09\u8d28\u5b50\u5bfc\u4f53\u7684\u6db2\u4f53\u9178\u91cd\u91cf\u5206\u6570\u3002<\/p>\n

\u56fe\u4e09\u3001\u7528\u4f5c\u819c\u548c\u7535\u6781\u7c98\u5408\u5242\u7684\u6750\u6599\u7684\u6027\u80fd\u8718\u86db\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

 <\/p>\n

\u56fe\u56db\u3001\u6bd4\u8f83\u4e0d\u540cMEAs\u7684H2<\/sub>\/O2<\/sub>\u71c3\u6599\u7535\u6c60\u7684\u6027\u80fd<\/strong>
\n \"\"\uff08a\uff09\u5728120 \u2103\u4e0b\uff0cH2<\/sub>\/O2<\/sub>\u71c3\u6599\u7535\u6c60\u7684\u6027\u80fd\uff1b<\/p>\n

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\uff08c\uff09\u5728200 \u2103\u4e0b\uff0cH2<\/sub>\/O2<\/sub>\u71c3\u6599\u7535\u6c60\u7684\u6027\u80fd\uff1b<\/p>\n

\uff08d\uff09\u5728240 \u2103\u4e0b\uff0cH2<\/sub>\/O2<\/sub>\u71c3\u6599\u7535\u6c60\u7684\u6027\u80fd\u3002<\/p>\n

\u5176\u4e2d\uff0cHFR\uff1a\u9ad8\u9891\u7535\u963b\uff1b\u5728\u4e0d\u52a0\u6e7f\u7684\u60c5\u51b5\u4e0b\uff0c\u5728147.1\u2009kPa\u7edd\u5bf9\u53cd\u538b\u548cH2<\/sub>\/O2<\/sub>\uff08500\/500 sccm\uff09\u4e0b\u6d4b\u91cf\u71c3\u6599\u7535\u6c60\u7684\u6027\u80fd\u3002<\/p>\n

\u56fe\u4e94\u3001\u6bd4\u8f83\u4e0d\u540cMEAs\u7684H2<\/sub>\/\u7a7a\u6c14\u71c3\u6599\u7535\u6c60\u7684\u8010\u4e45\u6027<\/strong>
\n \"\"\uff08a\uff09\u5728120 \u2103\u4e0b\uff0cH2<\/sub>\/\u7a7a\u6c14\u71c3\u6599\u7535\u6c60\u7684\u7535\u538b\uff1b<\/p>\n

\uff08b\uff09\u5728160 \u2103\u4e0b\uff0cH2<\/sub>\/\u7a7a\u6c14\u71c3\u6599\u7535\u6c60\u7684\u7535\u538b\uff1b<\/p>\n

\uff08c\uff09\u5728200 \u2103\u4e0b\uff0cH2<\/sub>\/\u7a7a\u6c14\u71c3\u6599\u7535\u6c60\u7684\u7535\u538b\uff1b<\/p>\n

\uff08d\uff09\u5728240 \u2103\u4e0b\uff0cH2<\/sub>\/\u7a7a\u6c14\u71c3\u6599\u7535\u6c60\u7684\u7535\u538b\u3002\u5176\u4e2d\uff0c\u5728\u4e0d\u52a0\u6e7f\u7684\u60c5\u51b5\u4e0b\uff0c\u5728147.1\u2009kPa\u7edd\u5bf9\u53cd\u538b\u548cH2<\/sub>\/\u7a7a\u6c14\uff08500\/500 sccm\uff09\u4e0b\uff0c\u4ee50.15 A cm-2<\/sup>\u7684\u6052\u5b9a\u7535\u6d41\u5bc6\u5ea6\u6d4b\u91cf\u71c3\u6599\u7535\u6c60\u7684\u7535\u538b\u3002<\/p>\n

\uff08e\uff09\u5728160 \u2103\u4e0b\uff0cMEA4\u57280.6 A cm-2<\/sup>\u7684\u6052\u5b9a\u7535\u6d41\u5bc6\u5ea6\u4e0b\u7684\u8010\u4e45\u6027\u3002<\/p>\n

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

\u7efc\u4e0a\u6240\u8ff0\uff0c\u4f5c\u8005\u53d1\u73b0\u81a6\u9178\u5316\u805a\uff08\u4e94\u6c1f\u82ef\u4e59\u70ef\uff09\uff08PWN70\uff09\u5728< 240 \u2103\u7684\u6e29\u5ea6\u4e0b\u4e0d\u4f1a\u53d1\u751f\u9178\u9150\u7684\u5f62\u6210\uff0c\u5e76\u4e14\u53ef\u6210\u529f\u5730\u6574\u5408\u5230\u5e26\u6709\u79bb\u5b50\u5bf9\u819c\u7684\u6df7\u5408MEA\u4e2d\u3002PWN70\u5728120-200 \u2103\u7684\u6e29\u5ea6\u8303\u56f4\u5185\u5177\u6709\u51fa\u8272\u7684\u71c3\u6599\u7535\u6c60\u6027\u80fd\u548c\u8010\u4e45\u6027\uff0c\u663e\u8457\u4f18\u4e8e\u5176\u4ed6\u6700\u65b0\u7684HT-PEMFC MEAs\u3002\u6d4b\u8bd5\u7ed3\u679c\u8868\u660e\uff0c\u9002\u5f53\u8bbe\u8ba1\u7684\u81a6\u9178\u916f\u5316\u805a\u5408\u7269\u53ef\u4ee5\u7528\u4f5cHT-PEMFC\u7684\u79bb\u805a\u7269\u7c98\u5408\u5242\u3002\u6b64\u5916\uff0c\u8fd9\u79cd\u6750\u6599\u8bbe\u8ba1\u6982\u5ff5\u80fd\u591f\u4f20\u5bfc\u8d28\u5b50\u800c\u6ca1\u6709\u9178\u635f\u5931\uff0c\u5bf9\u4e8e\u9700\u8981\u5728120-240 \u2103\u4e0b\u8fdb\u884c\u7535\u5316\u5b66\u53cd\u5e94\u7684\u5176\u4ed6\u7535\u5316\u5b66\u5e94\u7528\u662f\u975e\u5e38\u9700\u8981\u7684\uff0c\u4f46\u662f\uff0c\u5728> 200 \u2103\u4e0b\u7a33\u5b9a\u8fd0\u884c\u4ecd\u7136\u8fd8\u5b58\u5728\u4e00\u4e9b\u6311\u6218\u3002\u603b\u4e4b\uff0c\u76f8\u4fe1\u5728\u4e0d\u4e45\u7684\u5c06\u6765\u8fd9\u79cd\u81a6\u9178\u5316\u805a\u5408\u7269\u5fc5\u5c06\u7ed9\u9ad8\u6027\u80fd\u71c3\u6599\u7535\u6c60\u5e26\u6765\u9769\u547d\u6027\u53d8\u5316\uff01<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1aSynergistically integrated phosphonated poly(pentafluorostyrene) for fuel cells<\/a><\/strong>\uff08Nat. Mater.<\/em>, 2020<\/strong>, DOI: 10.1038\/s41563-020-00841-z\uff09<\/p>\n

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