{"id":252795,"date":"2023-07-17T09:17:17","date_gmt":"2023-07-17T01:17:17","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=252795"},"modified":"2023-07-17T09:17:17","modified_gmt":"2023-07-17T01:17:17","slug":"%e5%8f%a6%e8%be%9f%e6%96%b0%e5%be%84%ef%bc%81%e4%b8%8a%e6%b5%b7%e4%ba%a4%e5%a4%a7%e3%80%8asci-adv-%e3%80%8b%ef%bc%9a%e9%ab%98%e6%b8%a9%e4%bd%8e%e6%b9%bf%e8%b4%a8%e5%ad%90%e4%ba%a4%e6%8d%a2%e8%86%9c","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=252795","title":{"rendered":"\u53e6\u8f9f\u65b0\u5f84\uff01\u4e0a\u6d77\u4ea4\u5927\u300aSci. Adv.\u300b\uff1a\u9ad8\u6e29\u4f4e\u6e7f\u8d28\u5b50\u4ea4\u6362\u819c\u4f7f\u71c3\u6599\u7535\u6c60\u62e5\u6709\u4f18\u5f02\u6027\u80fd"},"content":{"rendered":"

\u53e6\u8f9f\u65b0\u5f84\uff01\u4e0a\u6d77\u4ea4\u5927\u300a<\/strong>Sci. Adv.<\/strong>\u300b\uff1a\u9ad8\u6e29\u4f4e\u6e7f\u8d28\u5b50\u4ea4\u6362\u819c\u4f7f\u71c3\u6599\u7535\u6c60\u62e5\u6709\u4f18\u5f02\u6027\u80fd<\/strong><\/p>\n

\u4e00\u3001\u3010\u5bfc\u8bfb\u3011<\/strong><\/p>\n

\u805a\u5408\u7269\u7535\u89e3\u8d28\u6784\u5efa\u79bb\u5b50\u5bfc\u7535\u819c\u5df2\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u9502\u79bb\u5b50\u7535\u6c60\u548c\u6c22\u71c3\u6599\u7535\u6c60\uff08FCs\uff09\u3002Nafion\u5168\u6c1f\u78fa\u9178\uff08PFSA\uff09\u805a\u5408\u7269\u7531\u4e8e\u5176\u5b8c\u5168\u6c1f\u5316\u7684\u5316\u5b66\u7ed3\u6784\u800c\u663e\u793a\u51fa\u9ad8\u8d28\u5b50\u8fc1\u79fb\u7387\u548c\u826f\u597d\u7684\u7a33\u5b9a\u6027\uff0c\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8ePEM-FCs\u3002\u5c3d\u7ba1\u53d6\u5f97\u4e86\u6210\u529f\uff0c\u4f46\u66f4\u9ad8\u7684\u529f\u7387\u5bc6\u5ea6\u3001\u66f4\u957f\u7684\u5bff\u547d\u548c\u66f4\u7d27\u51d1\u7684\u5668\u4ef6\u8981\u6c42PEM\u53ef\u4ee5\u627f\u53d7\u66f4\u9ad8\u7684\u5de5\u4f5c\u6e29\u5ea6\uff0c\u5e76\u63d0\u4f9b\u66f4\u5feb\u7684\u79bb\u5b50\u8fc1\u79fb\u7387\u3002\u4e3a\u4e86\u6ee1\u8db3\u8fd9\u4e9b\u9700\u6c42\uff0c\u5177\u6709\u66f4\u9ad8\u79bb\u5b50\u4ea4\u6362\u5bb9\u91cf(IEC)\u548c\u66f4\u597d\u70ed\u7a33\u5b9a\u6027\u7684PFSA\u805a\u5408\u7269\u662f\u7814\u7a76\u7684\u70ed\u70b9\u3002<\/p>\n

\u73b0\u5728PEM\u7684\u7814\u7a76\u91cd\u70b9\u4eceNafion\u805a\u5408\u7269\u8f6c\u79fb\u5230\u4f7f\u7528\u5168\u6c1f-2-\u78fa\u9178\u4e59\u6c27\u57fa\u79bb\u5b50\u4f20\u5bfc\u4fa7\u94fe\u7684\u77ed\u4fa7\u94fePFSA\uff08SSC-PFSA\uff09\u805a\u5408\u7269\u3002\u5316\u5b66\u7ed3\u6784\u7684\u8fd9\u79cd\u53d8\u5316\u5bfc\u81f4PFSA\u4e2d\u78fa\u9178\u90e8\u5206\u7684\u91cd\u91cf\u6bd4\u66f4\u9ad8\uff0c\u5e76\u4e14IEC\u503c\u53ef\u4ee5\u63d0\u9ad8\u5230\u66f4\u9ad8\u6c34\u5e73\u3002\u7136\u800c\uff0c\u7531\u4e8e\u83b7\u5f97\u9ad8\u5206\u5b50\u91cf\u805a\u5408\u7269\u6bd4\u8f83\u56f0\u96be\u4ee5\u53caPEM\u5236\u5907\u548c\u5f62\u6001\u4f18\u5316\u7684\u76f8\u5bf9\u590d\u6742\uff0c\u5bf9FCs\u4e2d\u7684SSC-PFSA PEM\u7684\u7814\u7a76\u8f83\u5c11\u3002\u5236\u9020\u9ad8\u6027\u80fdSSC-PFSA PEM\u7684\u5173\u952e\u95ee\u9898\u662f\u7ba1\u7406\u79bb\u5b50\u4f20\u5bfc\u901a\u9053\u7684\u7eb3\u7c73\u5f62\u6001\uff0c\u8fd9\u662f\u4e00\u9879\u5177\u6709\u6311\u6218\u6027\u7684\u4efb\u52a1\uff0c\u56e0\u4e3a\u6eb6\u6db2\u548c\u819c\u4e2d\u7684\u805a\u5408\u7269\u7535\u89e3\u8d28\u9700\u8981\u5e73\u8861\u591a\u79cd\u94fe\u95f4\u548c\u94fe\u5185\u76f8\u4e92\u4f5c\u7528\u3002\u5e78\u8fd0\u7684\u662f\uff0c\u7814\u7a76\u7ed3\u679c\u8868\u660e\uff0c\u6c34\/\u9187\u6eb6\u5242\u6df7\u5408\u7269\u53ef\u4ee5\u662f\u4e00\u79cd\u66f4\u597d\u5730\u5e73\u8861\u5206\u5b50\u5185\u548c\u5206\u5b50\u95f4\u76f8\u4e92\u4f5c\u7528\u7684\u6709\u5229\u4f53\u7cfb\u3002<\/p>\n

\u4e8c\u3001\u3010\u6210\u679c\u63a0\u5f71\u3011<\/strong><\/p>\n

\u5728\u6b64\uff0c\u4e0a\u6d77\u4ea4\u901a\u5927\u5b66\u5316\u5b66\u5316\u5de5\u5b66\u9662\u5f20\u6c38\u660e\u6559\u6388\u548c\u5218\u70fd\u6559\u6388\u56e2\u961f\u4e3a\u4e86\u66f4\u597d\u5730\u4e86\u89e3PEM\u5f62\u8c8c\u63a7\u5236\u673a\u5236\uff0c\u91c7\u7528\u539f\u4f4d\u63a0\u5165\u5c04\u5e7f\u89d2\/\u5c0f\u89d2X\u5c04\u7ebf\u6563\u5c04(GIWAXS\/GISAXS)\u65b9\u6cd5\u63a2\u7d22\u4e86\u77ed\u652f\u94fe\u5168\u6c1f\u78fa\u9178\u8d28\u5b50\u4ea4\u6362\u819c\u4ece\u6eb6\u6db2\u5230\u6210\u819c\u8fc7\u7a0b\u4e2d\u7684\u52a8\u6001\u7ed3\u6784\u6f14\u53d8\u3002\u7814\u7a76\u53d1\u73b0\uff0cPFSA\u805a\u5408\u7269\u94fe\u7ed3\u6676\u548c\u79bb\u5b50\u901a\u9053\u7684\u5f62\u6210\u53d1\u751f\u5728\u5c0f\u957f\u5ea6\u5c3a\u5ea6\u4e0a\uff0c\u5e76\u4f34\u968f\u7740\u8f83\u5927\u5c3a\u5bf8\u7684\u76f8\u5206\u79bb\uff0c\u5728SSC-PFSA PEM\u4e2d\u8bf1\u5bfc\u51fa\u76f8\u4e92\u8fde\u63a5\u7684\u79bb\u5b50\u901a\u9053\uff0c\u6784\u5efa\u4e86\u201c\u6d41-\u50a8\u201d\u79bb\u5b50\u901a\u9053\u5f62\u6001\uff0c\u5e76\u5c06\u5176\u96c6\u6210\u5230PFSA\u6676\u4f53\u76f8\u57fa\u8d28\u4e2d\u3002\u5e72\u71e5\u6750\u6599\u8017\u7aed\u5bfc\u81f4\u5177\u6709\u7eb3\u7c73\u5b54\u7684\u78fa\u9178\u58c1\u6536\u7f29\uff0c\u4ee5\u63d0\u9ad8\u6c34\u6e17\u900f\u6027\u548c\u8d28\u5b50\u7535\u5bfc\u7387\u3002\u8fd9\u79cd\u5f62\u6001\u5bfc\u81f4\u4e86\u9ad8\u79bb\u5b50\u4f20\u8f93\u80fd\u529b\u548c\u4f18\u5f02\u7684\u900f\u6e7f\u6027\uff0c\u52a0\u4e0aSSC-PFSA\u7684\u9ad8\u73bb\u7483\u5316\u8f6c\u53d8\u6e29\u5ea6(Tg<\/sub>)\uff0c\u4e3a\u9ad8\u6e29\u4f4e\u6e7fFCs\u5e94\u7528\u63d0\u4f9b\u4e86\u6761\u4ef6\u3002\u572895%\u76f8\u5bf9\u6e7f\u5ea6(RH)\u548c40%\u76f8\u5bf9\u6e7f\u5ea6\u4e0b\uff0c\u8d28\u5b50\u7535\u5bfc\u7387\u5206\u522b\u8fbe\u5230193 mS\/cm\u548c40 mS\/cm\uff0c\u5e76\u5448\u73b0\u51fa\u4f18\u5f02\u7684\u673a\u68b0\u5f3a\u5ea6\u3002\u9ad8\u6e29\u4f4e\u6e7fFCs\u5668\u4ef6\u5728110\u2103\u548c25% RH\u6761\u4ef6\u4e0b\u7684\u529f\u7387\u5bc6\u5ea6\u4e3a0.279 W\/cm2<\/sup> (0.9 A\/cm2<\/sup>)\uff0c\u4e0eNafion\u805a\u5408\u7269PEM FC\u76f8\u6bd4\uff0c\u529f\u7387\u5bc6\u5ea6\u63d0\u9ad8\u4e8682.3%\u3002<\/p>\n

\u76f8\u5173\u7814\u7a76\u6210\u679c\u4ee5\u201cHigh-temperature low-humidity proton exchange\u00a0<\/em><\/strong>membrane with \u201cstream-reservoir\u201d ionic channels for high-power-density fuel cells<\/em><\/strong>\u201d\u4e3a\u9898\u53d1\u8868\u5728\u56fd\u9645\u8457\u540d\u671f\u520aSCIENCE ADVANCES<\/em><\/strong>\u4e0a\u3002<\/p>\n

\"\"<\/p>\n

\u4e09\u3001\u3010\u6838\u5fc3\u521b\u65b0\u70b9\u3011<\/strong><\/p>\n

1\u3001\u8be5\u7814\u7a76\u91c7\u7528\u539f\u4f4d\u63a0\u5165\u5c04\u5e7f\u89d2\/\u5c0f\u89d2X\u5c04\u7ebf\u6563\u5c04(GIWAXS\/GISAXS)\u65b9\u6cd5\u63a2\u7d22\u4e86\u77ed\u652f\u94fe\u5168\u6c1f\u78fa\u9178\u8d28\u5b50\u4ea4\u6362\u819c\u4ece\u6eb6\u6db2\u5230\u6210\u819c\u8fc7\u7a0b\u4e2d\u7684\u52a8\u6001\u7ed3\u6784\u6f14\u53d8\u3002\u5728SSC-PFSA PEM\u4e2d\u8bf1\u5bfc\u51fa\u76f8\u4e92\u8fde\u63a5\u7684\u79bb\u5b50\u901a\u9053\uff0c\u6784\u5efa\u4e86\u201c\u6d41-\u50a8\u201d\u79bb\u5b50\u901a\u9053\u5f62\u6001\uff0c\u5b9e\u73b0\u4e86\u9ad8\u6548\u7684\u8d28\u5b50\u4f20\u8f93\u3002<\/p>\n

2\u3001\u8be5\u7814\u7a76\u8bbe\u8ba1\u7684\u9ad8\u6e29\u4f4e\u6e7fFCs\u5668\u4ef6\u5728110\u2103\u548c25% RH\u6761\u4ef6\u4e0b\u7684\u529f\u7387\u5bc6\u5ea6\u4e3a0.279 W\/cm2<\/sup> (0.9 A\/cm2<\/sup>)\uff0c\u4e0eNafion\u805a\u5408\u7269PEM FC\u76f8\u6bd4\uff0c\u529f\u7387\u5bc6\u5ea6\u63d0\u9ad8\u4e8682.3%\u3002<\/p>\n

\u56db\u3001\u3010\u6570\u636e\u6982\u89c8\u3011<\/strong><\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>1 SSC-PFSA<\/strong>\u7684\u539f\u4f4d<\/strong>GIWAXS<\/strong>\u548c<\/strong>GISAXS<\/strong>\u66f2\u7ebf\u4e0e\u62df\u5408\u7ed3\u679c\uff1b<\/strong>(A) SSC-PFSA<\/strong>\u6210\u819c\u8fc7\u7a0b\u7684\u539f\u4f4d<\/strong>GIWAXS<\/strong>\u66f2\u7ebf\u3002<\/strong>(B)<\/strong>\u4e34\u754c\u7ed3\u6784\u5c42\u884d\u5c04\u5cf0\u3002<\/strong>(C)<\/strong>\u79bb\u5b50\u76f8\u884d\u5c04\u5cf0<\/strong>(~0.2 \u00c5\u22121<\/sup>)<\/strong>\u548c<\/strong>(D)<\/strong>\u94fe\u5e8f\u5cf0<\/strong>(1.2 \u00c5\u22121<\/sup>)<\/strong>\u7684\u6f14\u5316\u8fc7\u7a0b\u3002<\/strong>SSC-PFSA<\/strong>\u8584\u819c\u5728<\/strong>(E)<\/strong>\u9762\u5185<\/strong>(IP)<\/strong>\u548c<\/strong>(F)<\/strong>\u9762\u5916<\/strong>(OOP)<\/strong>\u65b9\u5411\u7684\u539f\u4f4d<\/strong>GISAXS<\/strong>\u5206\u5e03\u3002<\/strong>(G) IP<\/strong>\u548c<\/strong>(H) OOP<\/strong>\u65b9\u5411<\/strong>GISAXS<\/strong>\u5256\u9762\u7684<\/strong>Guinier-Porod<\/strong>\u62df\u5408\u56fe\u3002<\/strong>Copyright \u00a9 2023 The Authors.<\/strong><\/p>\n

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\u56fe<\/strong>2<\/strong> SSC-PFSA<\/strong>\u7684\u7eb3\u7c73\u7ed3\u6784\u3002<\/strong>(A)<\/strong>\u6eb6\u5242\u84b8\u53d1\u8fc7\u7a0b\u4e2d<\/strong>PFSA<\/strong>\u94fe\u7684\u56db\u6b65\u81ea\u7ec4\u88c5\u3002<\/strong>(B)<\/strong>\u6eb6\u5242\u84b8\u53d1\u8fc7\u7a0b\u4e2d\u94fe\u7684\u6784\u8c61\u53d8\u5316\u548c<\/strong>(C)<\/strong>\u94fe\u7684\u6392\u5e8f\u3002<\/strong>(D) SSC-PFSA<\/strong>\u819c\u7ed3\u6784\u4e09\u7ef4\u793a\u610f\u56fe<\/strong>:<\/strong>\u7070\u8272\u533a\u57df\u4e3a\u758f\u6c34\u76f8\uff0c\u9ec4\u8272\u533a\u57df\u4e3a\u4eb2\u6c34\u76f8\u3002<\/strong>Copyright \u00a9 2023 The Authors.<\/strong><\/p>\n

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\u56fe<\/strong>3<\/strong> \u5316\u5b66\u7ed3\u6784\u548c\u7269\u7406\u6027\u8d28\u3002<\/strong>(A) PFSA<\/strong>\u79bb\u805a\u4f53\u7684\u5316\u5b66\u7ed3\u6784\u3002<\/strong>(B) PFSA<\/strong>\u819c\u7684\u5438\u6c34\u7387\u548c\u76f8\u5e94\u7684\u542b\u6c34\u91cf<\/strong>(<\/strong>\u63d2\u56fe<\/strong>)<\/strong>\u3002<\/strong>(C)<\/strong>\u5ba4\u6e29\u4e0b\u9971\u548c\u6c34\u84b8\u6c14\u73af\u5883\u4e0b<\/strong>PFSA<\/strong>\u819c<\/strong>(~2 \u03bcm)<\/strong>\u5728\u539a\u5ea6\u65b9\u5411\u4e0a\u7684\u6eb6\u80c0\u7387\u3002<\/strong>(D) 23\u00b12\u2103<\/strong>\u3001<\/strong>50% RH<\/strong>\u6761\u4ef6\u4e0b\u819c\u7684\u5e94\u529b<\/strong>–<\/strong>\u5e94\u53d8\u66f2\u7ebf\u3002<\/strong>(E) PFSA<\/strong>\u819c\u7684\u52a8\u6001\u529b\u5b66\u5206\u6790\u5149\u8c31\u3002<\/strong>(F)<\/strong>\u4e0d\u540c<\/strong>RH<\/strong>\u503c\u4e0b<\/strong>PFSA<\/strong>\u819c\u5728<\/strong>80\u2103<\/strong>\u65f6\u7684\u8d28\u5b50\u7535\u5bfc\u7387\u3002<\/strong>Copyright \u00a9 2023 The Authors.<\/strong><\/p>\n

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\u56fe<\/strong>4<\/strong> 80 \u2103<\/strong>\u65f6\u7684<\/strong>FC<\/strong>\u6027\u80fd\u3002<\/strong>(A)<\/strong>\u5728<\/strong>H2<\/sub>\/<\/strong>\u7a7a\u6c14\u6761\u4ef6\u4e0b\uff0c<\/strong>PFSA<\/strong>\u819c\u5728<\/strong>80\u2103<\/strong>\u3001<\/strong>95% RH<\/strong>\u6761\u4ef6\u4e0b\u7684\u6781\u5316\u66f2\u7ebf\u3002<\/strong>(B)<\/strong>\u5728\u65e0\u80cc\u538b\u6761\u4ef6\u4e0b\uff0c\u5728<\/strong>80\u00b0C<\/strong>\u548c<\/strong>95% RH<\/strong>\u6761\u4ef6\u4e0b\uff0c\u819c\u7684<\/strong>LSV<\/strong>\u5728<\/strong>MEAs<\/strong>\u4e2d\u7684\u6c22\u6e17\u900f\u7535\u6d41\u3002<\/strong>EIS<\/strong>\u6d4b\u91cf<\/strong>: MEAs<\/strong>\u5728<\/strong>(C) 1 A\/cm2<\/sup><\/strong>\u548c<\/strong>(D) 2 A\/cm2<\/sup><\/strong>\u4e0b\u5728<\/strong>80 \u00b0C<\/strong>\u548c<\/strong>95 % RH<\/strong>\u4e0b\u5de5\u4f5c\u7684<\/strong>Nyquist<\/strong>\u56fe\u3002<\/strong>Copyright \u00a9 2023 The Authors.<\/strong><\/p>\n

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\u56fe<\/strong>5<\/strong> \u5728\u8f83\u9ad8\u6e29\u5ea6\u4e0b\u7684<\/strong>FC<\/strong>\u6027\u80fd\u548c\u8010\u4e45\u6027\u3002\u5728<\/strong>H2<\/sub>\/<\/strong>\u7a7a\u6c14\u6761\u4ef6\u4e0b\uff0c<\/strong>PFSA<\/strong>\u819c\u5728<\/strong>(A) 100 \u2103<\/strong>\u3001<\/strong>25% RH<\/strong>\u548c<\/strong>(B) 110 \u2103<\/strong>\u3001<\/strong>25% RH<\/strong>\u4e0b\u7684\u6781\u5316\u66f2\u7ebf\u3002<\/strong>(C) 90\u2103<\/strong>\u3001<\/strong>30% RH<\/strong>\u6761\u4ef6\u4e0b\u7684<\/strong>OCV<\/strong>\u8bd5\u9a8c\u548c<\/strong>(D) 75 \u2103<\/strong>\u3001<\/strong>100% RH<\/strong>\u6761\u4ef6\u4e0b\u7684\u6c22\u6e17\u900f\u8bd5\u9a8c\u3002<\/strong>Copyright \u00a9 2023 The Authors.<\/strong><\/p>\n

\u00a0<\/strong>\u4e94\u3001\u3010\u6210\u679c\u542f\u793a\u3011<\/strong><\/p>\n

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\u539f\u6587\u8be6\u60c5\uff1a<\/strong>High-temperature low-humidity proton exchange membrane with \u201cstream-reservoir\u201d ionic channels for high-power-density fuel cells<\/em><\/strong>\uff0c<\/strong>2023<\/strong>\uff0c<\/strong>https:\/\/www.science.org\/doi\/10.1126\/sciadv.adh1386<\/strong>\uff09<\/strong><\/p>\n

\u672c\u6587\u7531LWB\u4f9b\u7a3f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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