{"id":161892,"date":"2018-12-15T06:30:12","date_gmt":"2018-12-14T22:30:12","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=161892"},"modified":"2018-12-14T22:18:46","modified_gmt":"2018-12-14T14:18:46","slug":"%e4%bb%8a%e6%97%a5science%e5%8f%8c%e9%87%91%e5%b1%9e%e5%82%ac%e5%8c%96%e5%89%82%ef%bc%9a%e8%b6%85%e4%bd%8e%e8%b4%9f%e8%bd%bd%e9%87%8fpt-co%e7%87%83%e6%96%99%e7%94%b5%e6%b1%a0%e5%82%ac%e5%8c%96","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=161892","title":{"rendered":"Science\uff1a\u53cc\u91d1\u5c5e\u50ac\u5316\u5242\uff1a\u8d85\u4f4e\u8d1f\u8f7d\u91cfPt-Co\u71c3\u6599\u7535\u6c60\u50ac\u5316\u5242"},"content":{"rendered":"<p><b><\/b><strong><b>\u3010\u5f15\u8a00\u3011<\/b><\/strong><\/p>\n<p>\u5728\u8d28\u5b50\u4ea4\u6362\u819c\u71c3\u6599\u7535\u6c60(PEMFCs)\u4e2d\uff0c\u7531\u4e8e\u6c27\u8fd8\u539f\u53cd\u5e94(ORR)\u7684\u7f13\u6162\u52a8\u529b\u5b66\uff0c\u9700\u89813\u52305\u500d\u7684Pt\u3002Pt\u7684\u9ad8\u6210\u672c\u548c\u7a00\u7f3a\u6027\u4fc3\u4f7f\u4eba\u4eec\u52aa\u529b\u51cf\u5c11Pt\u7684\u4f7f\u7528\u3002\u5728\u71c3\u6599\u7535\u6c60\u4e2d\uff0c\u819c\u7535\u6781\u4e2d\u7684\u50ac\u5316\u5242\u6613\u4e8e\u4e0e\u53cd\u5e94\u7269\uff08O<sub>2<\/sub>\uff09\u63a5\u89e6\uff0c\u4f7f\u5176\u4ea7\u751f\u9ad8\u7535\u6d41\u5bc6\u5ea6\u3002\u4f46\u662f\u5728\u6781\u4f4ePt\u8d1f\u8f7d\u9650\u5236\u4e0b\uff0c\u5f62\u6210\u5c11\u91cf\u7684\u6676\u4f53\uff0c\u5728\u7535\u6781\u8868\u9762\u6ca1\u6709\u8db3\u591f\u591a\u7684\u6676\u4f53\u4e0eO<sub>2<\/sub>\u63a5\u89e6\uff0c\u5bfc\u81f4\u71c3\u6599\u7535\u6c60\u7535\u6d41\u4e0b\u964d\u3002\u4ee5\u91d1\u5c5e-\u6709\u673a\u6846\u67b6\uff08MOF\uff09\u6216\u591a\u5b54\u6709\u673a\u805a\u5408\u7269\u5236\u5907\u7684\u50ac\u5316\u5242\u5728\u6574\u4e2a\u7535\u6781\u4e2d\u5177\u6709\u5927\u91cf\u548c\u5747\u5300\u6d3b\u6027\u4f4d\u70b9\u3002\u7136\u800c\uff0c\u5173\u952e\u7684\u7f3a\u70b9\u662f\u5728PEMFCs\u4e2d\u7684\u5dee\u7a33\u5b9a\u6027\u3002\u4e0d\u540c\u4e8ePt\u50ac\u5316\u5242\uff0c\u5176\u6d3b\u6027\u964d\u4f4e\u4e3b\u8981\u662f\u6676\u7c92\u7684\u6eb6\u89e3\u548c\u56e2\u805a\uff0c\u4e00\u4e2a\u53ef\u80fd\u7684\u539f\u56e0\u662fORR\u8fc7\u7a0b\u4e2d\u4ea7\u751fH<sub>2<\/sub>O<sub>2<\/sub>\u7684\u5f71\u54cd\u3002\u5982\u679c\u8d85\u4f4e\u8d1f\u8f7d\u91cfPt\u548cPGM-Free\u7684\u50ac\u5316\u5242\u7684\u7f3a\u70b9\u901a\u8fc7\u534f\u540c\u76f8\u4e92\u4f5c\u7528\u76f8\u4e92\u8865\u507f\uff0c\u5219\u53ef\u4ee5\u663e\u8457\u964d\u4f4ePt\u7684\u4f7f\u7528\uff0c\u540c\u65f6\u4fdd\u6301\u4f18\u5f02\u7684\u6d3b\u6027\u548c\u8010\u4e45\u6027\u3002<\/p>\n<p><strong><b>\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/b><\/strong><\/p>\n<p>\u4eca\u65e5\uff0c\u5728<strong><b>\u7f8e\u56fd\u963f\u8d21\u56fd\u5bb6\u5b9e\u9a8c\u5ba4<\/b>\u5218\u8fea\u5609<b>\u7814\u7a76\u5458<\/b><\/strong><strong><b>\uff08\u901a\u8baf\u4f5c\u8005\uff09<\/b><\/strong>\u56e2\u961f\u7684\u5e26\u9886\u4e0b\uff0c\u4e0e<strong><b>\u666e\u6e21\u5927\u5b66<\/b><\/strong>\u548c<strong><b>\u4e0a\u6d77\u4ea4\u901a\u5927\u5b66<\/b><\/strong>\u5408\u4f5c\uff0c\u901a\u8fc7\u4f7f\u7528\u4e00\u79cd\u4ee5Co\u6216\u53cc\u91d1\u5c5eCo\u548cZn\u6cb8\u77f3\u54aa\u5511\u916f\u9aa8\u67b6\u4e3a\u524d\u9a71\u4f53\uff0c\u5236\u5907\u8d85\u8d1f\u8f7dPt\u542b\u91cf\u9ad8\u6d3b\u6027\u7a33\u5b9a\u7684\u7535\u50ac\u5316\u5242\u7684\u65b9\u6cd5\u3002\u7531\u4e8ePt-Co\u6838-\u58f3\u7eb3\u7c73\u9897\u7c92\u4e4b\u95f4\u7684\u534f\u540c\u50ac\u5316\u4f5c\u7528\uff0c\u71c3\u6599\u7535\u6c60\u57281\u4e2a\u6c27\u6c14\u6216\u7a7a\u6c14\u7684\u5927\u6c14\u538b\u4e0b\uff0c\u9ad8\u538b\u548c\u9ad8\u7535\u6d41\u6761\u4ef6\u65f6\u90fd\u5177\u6709\u4f18\u5f02\u7684\u50ac\u5316\u6027\u80fd\u3002\u4e24\u79cd\u50ac\u5316\u5242\u7684ORR\u8d28\u91cf\u6d3b\u6027\u4e3a1.08\u00a0A mg<sub>Pt<\/sub><sup>-1<\/sup>\u548c1.77 A mg A mg<sub>Pt<\/sub><sup>-1<\/sup>\uff0c\u5728\u71c3\u6599\u7535\u6c60\u4e2d\u8fdb\u884c30000\u6b21CV\u5faa\u73af\u540e\uff0c\u5176\u8d28\u91cf\u6d3b\u6027\u4fdd\u7559\u4e8664\uff05\u548c15\uff05\u7684\u521d\u59cb\u503c\u3002\u8ba1\u7b97\u6a21\u578b\u663e\u793aPt-Co\u7eb3\u7c73\u7c92\u5b50\u548cPGM-Free\u4f4d\u70b9\u4e4b\u95f4\u7684\u76f8\u4e92\u4f5c\u7528\u6539\u5584\u4e86ORR\u6d3b\u6027\u548c\u8010\u4e45\u6027\u3002\u76f8\u5173\u6210\u679c\u4ee5\u9898\u4e3a\u201c<strong><b>Ultralow-loading platinum-cobalt fuel cell catalysts derived from imidazolate frameworks<\/b><\/strong>\u201d\u53d1\u8868\u5728\u4e86<strong><b>Science<\/b><\/strong>\u4e0a\u3002<\/p>\n<p><strong><b>\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/b><\/strong><\/p>\n<p><strong><b>\u56fe1<\/b><\/strong><strong><b>\u00a0<\/b><\/strong><strong><b>LP@PF\u50ac\u5316\u5242\u7ed3\u6784<\/b><\/strong><strong><b><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-161893\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/12\/F1.large_.jpg\" alt=\"\" width=\"600\" height=\"417\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/12\/F1.large_.jpg 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/12\/F1.large_-300x209.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/b><\/strong><\/p>\n<p><strong><b>\u56fe2 <\/b><\/strong><strong><b>LP@PF\u5149\u8c31\u8868\u5f81<\/b><\/strong><strong><b><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-161894\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/12\/F2.large_-1.jpg\" alt=\"\" width=\"600\" height=\"409\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/12\/F2.large_-1.jpg 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/12\/F2.large_-1-300x205.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/b><\/strong><\/p>\n<p><strong><b>\u56fe3<\/b><\/strong><strong><b>\u00a0\u7535\u50ac\u5316\u6d3b\u6027\u548c\u8010\u4e45\u6027\u8bc4\u4f30<\/b><\/strong><strong><b><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-161895\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/12\/F3.large_.jpg\" alt=\"\" width=\"600\" height=\"429\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/12\/F3.large_.jpg 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/12\/F3.large_-300x215.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/b><\/strong><\/p>\n<p><strong><b>\u56fe<\/b><\/strong><strong><b>4 ORR\u9014\u5f84\u7684\u81ea\u7531\u80fd\u56fe<\/b><\/strong><strong><b><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-161896\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/12\/F4.large_.jpg\" alt=\"\" width=\"600\" height=\"383\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/12\/F4.large_.jpg 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/12\/F4.large_-300x192.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/b><\/strong><\/p>\n<p><strong><b>\u6587\u732e\u94fe\u63a5<\/b><\/strong><strong><b>\uff1a<\/b><\/strong><a href=\"http:\/\/science.sciencemag.org\/content\/362\/6420\/1276\" target=\"_blank\" rel=\"noopener\"><u>Ultralow-loading platinum-cobalt fuel cell catalysts derived from imidazolate frameworks<\/u><\/a>\uff08Science, 2018, DOI\uff1a10.1126\/science.aau0630\uff09<\/p>\n<p>\u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u5b66\u672f\u7ec4<strong><b>\u6728\u6587\u97ec<\/b><\/strong>\u7ffb\u8bd1\uff0c\u6750\u6599\u725b\u6574\u7406\u7f16\u8f91\u3002<\/p>\n<p>\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\u7bb1tougao@cailiaoren.com\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3010\u5f15\u8a00\u3011 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