{"id":258764,"date":"2024-03-23T06:31:46","date_gmt":"2024-03-22T22:31:46","guid":{"rendered":"\/\/m.iemloyee.com\/?p=258764"},"modified":"2024-03-22T21:37:27","modified_gmt":"2024-03-22T13:37:27","slug":"%e5%8c%97%e5%b7%a5%e5%a4%a7%e5%90%b4%e7%8e%89%e9%94%8b%e3%80%81%e7%8e%8b%e9%95%bf%e9%be%99-%e6%b5%99%e6%b1%9f%e5%a4%a7%e5%ad%a6%e9%99%86%e4%bf%8aam%ef%bc%9a%e8%85%90%e8%9a%80%e5%b7%a5%e7%a8%8b","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=258764","title":{"rendered":"\u5317\u5de5\u5927\u5434\u7389\u950b\u3001\u738b\u957f\u9f99\/\u6d59\u6c5f\u5927\u5b66\u9646\u4fcaAM\uff1a\u8150\u8680\u5de5\u7a0b\u7b56\u7565\u5236\u5907\u5355\u539f\u5b50 Pt1\/Ni(OH)2\u50ac\u5316\u5242\u5b9e\u73b0\u5b89\u57f9\u7ea7\u7535\u6d41\u5bc6\u5ea6\u4e0bPET \u5851\u6599\u7535\u50ac\u5316\u5347\u7ea7\u56de\u6536"},"content":{"rendered":"

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

\u77f3\u6cb9\u57fa\u805a\u5bf9\u82ef\u4e8c\u7532\u9178\u4e59\u4e8c\u9187\u916f\uff08\u7b80\u79f0PET\uff09\u5851\u6599\u662f\u7535\u5b50\u7edd\u7f18\u6d82\u5c42\u3001\u7535\u6c60\u590d\u5408\u94dc\u7b94\u3001\u98df\u54c1\u5305\u88c5\u7b49\u9886\u57df\u7684\u91cd\u8981\u57fa\u7840\u6750\u6599\u3002PET\u5e9f\u5f03\u540e\u5728\u81ea\u7136\u6761\u4ef6\u4e0b\u901a\u5e38\u65e0\u6cd5\u964d\u89e3\uff0c\u4e0d\u4ec5\u662f\u767d\u8272\u6c61\u67d3\u7684\u91cd\u8981\u6765\u6e90\uff0c\u4e25\u91cd\u5a01\u80c1\u751f\u6001\u73af\u5883\u5b89\u5168\u548c\u4eba\u4f53\u5065\u5eb7\uff0c\u4ea6\u9020\u6210\u4e86\u5b9d\u8d35\u6218\u7565\u77f3\u6cb9\u8d44\u6e90\u7684\u5de8\u5927\u6d6a\u8d39\u3002\u56fd\u5bb6\u9ad8\u5ea6\u91cd\u89c6\u5e9f\u5f03\u5851\u6599\u6c61\u67d3\u95ee\u9898\uff0c\u300a\u4e2d\u5171\u4e2d\u592e\u56fd\u52a1\u9662\u5173\u4e8e\u5168\u9762\u63a8\u8fdb\u7f8e\u4e3d\u4e2d\u56fd\u5efa\u8bbe\u7684\u610f\u89c1\u300b\u300a\u5173\u4e8e\u8fdb\u4e00\u6b65\u52a0\u5f3a\u5851\u6599\u6c61\u67d3\u6cbb\u7406\u7684\u5b9e\u65bd\u610f\u89c1\u300b\u300a\u201c\u5341\u56db\u4e94\u201d\u5851\u6599\u6c61\u67d3\u6cbb\u7406\u884c\u52a8\u65b9\u6848\u300b\u63d0\u51fa\u52a0\u5feb\u63a8\u5e7f\u5e94\u7528\u5e9f\u5851\u6599\u518d\u751f\u5229\u7528\u5148\u8fdb\u9002\u7528\u6280\u672f\u4e0e\u88c5\u5907\uff0c\u5b9e\u73b0\u5851\u6599\u5e9f\u5f03\u7269\u540c\u7ea7\u5316\u3001\u9ad8\u9644\u52a0\u503c\u5229\u7528\uff0c\u5168\u94fe\u6761\u6cbb\u7406\u5851\u6599\u6c61\u67d3\u3002<\/p>\n

PET\u7684\u5316\u5b66\u5f0f\u4e3a(C10H8O4)n\uff0c\u73b0\u9636\u6bb5\u5927\u90e8\u5206PET\u5851\u6599\u5236\u54c1\u4e3a\u4e00\u6b21\u6027\u6d88\u8d39\u54c1\uff0c\u5176\u5e9f\u5f03\u540e\u5728\u81ea\u7136\u6761\u4ef6\u4e0b\u901a\u5e38\u65e0\u6cd5\u964d\u89e3\uff0c\u5176\u5faa\u73af\u5229\u7528\u4e3b\u8981\u901a\u8fc7\u7269\u7406\u518d\u751f\u3001\u5316\u5b66\u5faa\u73af\u4e24\u79cd\u65b9\u5f0f\u6765\u5b9e\u73b0\u3002\u5176\u4e2d\uff1a\u7269\u7406\u518d\u751f\u662f\u6307\u5c06\u5e9fPET\u5851\u6599\u7ecf\u8fc7\u6e05\u6d17\u3001\u7834\u788e\u3001\u518d\u52a0\u5de5\u7b49\u65b9\u5f0f\u5f97\u5230PET\u7ea4\u7ef4\u6216PET\u74f6\u7b49\u518d\u751f\u4ea7\u54c1\uff0c\u4f46\u7531\u4e8e\u70ed\u548c\u673a\u68b0\u52a0\u5de5\u7684\u53cc\u91cd\u4f5c\u7528\uff0c\u518d\u751f\u4ea7\u54c1\u5206\u5b50\u91cf\u4e0d\u53ef\u907f\u514d\u7684\u964d\u4f4e\uff0c\u591a\u4e3a\u964d\u7ea7\u5229\u7528\uff0c\u96be\u4ee5\u8fdb\u884c\u591a\u6b21\u5faa\u73af\u56de\u6536\uff0c\u4e14\u4ea6\u4e0d\u9002\u5408\u7ec4\u6210\u590d\u6742\u7684\u5e9f\u65e7\u7ea4\u7ef4\u5904\u7406\uff1b\u5316\u5b66\u5faa\u73af\uff0c\u5c24\u5176\u662f\u50ac\u5316\u6c34\u89e3\u56de\u6536\u6709\u4ef7\u503c\u7684\u82ef\u4e8c\u7532\u9178\uff08TPA\uff09\u548c \u4e59\u4e8c\u9187\uff08EG\uff09\u7b49\u5347\u7ea7\u4ea7\u54c1\uff0c\u5177\u6709\u7406\u8bba\u4e0a\u5b9e\u73b0\u5e9f\u5851\u6599\u201c\u95ed\u5408\u201d\u5faa\u73af\u7684\u6f5c\u529b\uff0c\u7136\u800c\uff0c\u7531\u4e8eEG\u5177\u6709\u9ad8\u6cb8\u70b9\u3001\u9ad8\u7c98\u5ea6\u548c\u9ad8\u6c34\u6eb6\u6027\u7684\u7279\u6027\uff0c\u540e\u7eed\u8fc7\u7a0b\u4e2d\u7684EG\u5206\u79bb\u901a\u5e38\u6bd4\u8f83\u7e41\u7410\uff0c\u540e\u7eed\u4ea7\u7269\u5206\u79bb\u6210\u672c\u9ad8\u3002PET\u7535\u5316\u5b66\u91cd\u6574\u9996\u5148\u50ac\u5316PET\u7684\u6c34\u89e3\uff0c\u7136\u540e\u5728\u6c34\u6eb6\u6db2\u4e2d\u5bf9EG\u8fdb\u884c\u7535\u5316\u5b66\u6c27\u5316\u5347\u7ea7\uff0c\u5f97\u5230PTA\u3001\u7532\u9178\u6216\u4e59\u9187\u9178\u4ee5\u53ca\u7eff\u8272\u6c22\u6c14\u7b49\u9ad8\u503c\u5316\u5b66\u54c1\uff0c\u53d7\u5230\u56fd\u5185\u5916\u79d1\u6280\u754c\u3001\u4ea7\u4e1a\u754c\u7684\u5e7f\u6cdb\u5173\u6ce8\u3002\u7136\u800c\uff0c\u73b0\u6709\u62a5\u9053\u50ac\u5316\u5242\u6027\u80fd\u4e0d\u8db3\uff0c\u5bfc\u81f4\u7535\u6d41\u5bc6\u5ea6\u4f4e\uff08\u96be\u4ee5\u8fbe\u5230\u5de5\u4e1a\u751f\u4ea7\u9700\u6c42\uff1b>300 mA cm\u22122<\/sup>\uff09\uff0c\u4e14\u6cd5\u62c9\u7b2c\u6548\u7387(FE)\u548c\u4ea7\u7269\u9009\u62e9\u6027\u96be\u4ee5\u6709\u6548\u63d0\u5347\u7b49\u7a81\u51fa\u95ee\u9898\u3002<\/p>\n

\u5728\u56fd\u5bb6\u91cd\u70b9\u7814\u53d1\u8ba1\u5212\u7b49\u652f\u6301\u4e0b\uff0c\u5317\u4eac\u5de5\u4e1a\u5927\u5b66\u5434\u7389\u950b\u3001\u738b\u957f\u9f99\u3001\u5b8b\u5cb7\u6d27\u8054\u5408\u6d59\u6c5f\u5927\u5b66\u9646\u4fca\u6559\u6388\u5728\u56fd\u9645\u9876\u7ea7\u671f\u520a\u201cAdvanced Materials\u201d\u53d1\u8868\u5b66\u672f\u8bba\u6587 \u201cCorrosion engineering of part-per-million single atom Pt1\/Ni(OH)2 electrocatalyst for PET upcycling at ampere-level current density\u201d\uff0c\u9996\u6b21\u62a5\u9053\u4e86\u901a\u8fc7\u7b80\u5355\u800c\u6709\u6548\u7684\u8150\u8680\u5de5\u7a0b\u7b56\u7565\u5236\u5907\u7cfb\u5217\u8d35\u91d1\u5c5e\u57fa\u5355\u539f\u5b50\u7535\u50ac\u5316\u5242\uff0c\u5176\u4e2d\uff0c\u5355\u539f\u5b50Pt1<\/sub>\/Ni(OH)2<\/sub>-3\u50ac\u5316\u5242\u5728\u7535\u6d41\u5bc6\u5ea6\u7ea6\u4e3a1000 mA\/cm2<\/sup>\u65f6\uff0c\u5e9fPET\u7535\u5316\u5b66\u5347\u7ea7\u5faa\u73af\u6210\u4e3a\u9ad8\u9644\u52a0\u503cPTA\u3001\u4e8c\u7532\u9178\u94be\uff08KDF\uff09\u8026\u5408\u4ea7\u6c22\uff0c\u6cd5\u62c9\u7b2c\u6548\u7387\u548c\u7532\u9178\u9009\u62e9\u6027\u5747\u8fbe\u523090%\u4ee5\u4e0a\u5e76\u53ef\u5b9e\u73b0588-700\u7f8e\u5143\/\u5428PET\u7684\u6536\u76ca\u3002\u8be5\u7814\u7a76\u662fAdv. Mater. 2024, 2311698<\/em><\/strong>\u9488\u5bf9\u5229\u7528\u56fa\u4f53\u5e9f\u5f03\u7269\u7535\u50ac\u5316\u5236\u5907\u751f\u7269\u53ef\u964d\u89e3\u5851\u6599\u4e4b\u540e\u53c8\u4e00\u7bc7\u52a9\u529b\u5851\u6599\u6c61\u67d3\u9632\u6cbb\u65b9\u9762\u7684\u7814\u7a76\u8bba\u6587\uff0c\u52aa\u529b\u4e3a\u5168\u94fe\u6761\u5e9f\u5851\u6599\u6c61\u67d3\u9632\u6cbb\u548c\u5faa\u73af\u7ecf\u6d4e\u652f\u6491\u201c\u53cc\u78b3\u201d\u76ee\u6807\u5b9e\u73b0\u8d21\u732e\u529b\u91cf\u3002<\/p>\n

\"\"<\/a><\/p>\n

\u7814\u7a76\u51fa\u53d1\u70b9<\/strong><\/p>\n

\uff08\u4e00\uff09\u9996\u6b21\u62a5\u9053\u5229\u7528\u5355\u91d1\u5c5e\u539f\u5b50\u50ac\u5316\u5242<\/strong>\u5bf9\u5e9f\u5f03<\/strong>PET<\/strong>\u8fdb<\/strong>\u884c\u7535\u5316\u5b66\u5347\u7ea7\u5faa\u73af\u3002<\/strong>\u62a5\u9053\u4e86\u4e00\u79cd\u7b80\u5355\u800c\u901a\u7528\u7684\u65b9\u6cd5\uff0c\u7528\u4e8e\u5408\u6210\u8d35\u91d1\u5c5e\u8d1f\u8f7d\u91cf\u4ec5\u4e3appm\u7ea7\u522b\u7684\u9ad8\u6548\u7535\u50ac\u5316\u5242\uff0c\u5b9e\u73b0\u8d35\u91d1\u5c5e\u6700\u5927\u9650\u5ea6\u5229\u7528\uff0c\u5355\u539f\u5b50Pt1<\/sub>\/Ni(OH)2<\/sub>\u7535\u50ac\u5316\u5242\u6700\u4e3a\u6709\u6548\uff0c\u5728\u7535\u6d41\u5bc6\u5ea6\u63a5\u8fd11000 mA\/cm2<\/sup>\u65f6\uff0cPET\u7535\u50ac\u5316\u8f6c\u5316\u7684\u6cd5\u62c9\u7b2c\u6548\u7387\uff08FE\uff09\u548c\u7532\u9178\u9009\u62e9\u6027\u5747\u8d85\u8fc790%\uff0c\u8d85\u8d8a\u4e4b\u524d\u62a5\u9053\u7684\u4f53\u7cfb\u3002<\/p>\n

\uff08\u4e8c\uff09\u7ed3\u5408\u4e00\u7cfb\u5217\u975e\u539f\u4f4d\u3001\u539f\u4f4d\u5b9e\u9a8c\u4e0e\u7406\u8bba\u8ba1\u7b97\uff0c\u63ed\u793a\u4e86\u7535\u50ac\u5316\u53cd\u5e94\u8fc7\u7a0b\u4e2d\u7684\u6784-\u6548\u5173\u7cfb\uff0c\u6df1\u5165\u4e86\u89e3\u4e86\u9ad8\u6548\u7535\u50ac\u5316\u673a\u7406\uff0c\u4fc3\u8fdb\u4e86\u9ad8\u6548\u7535\u50ac\u5316\u5242\u7684\u5408\u7406\u8bbe\u8ba1\uff0c\u4e3a\u540e\u7eed\u50ac\u5316\u5242\u7684\u8bbe\u8ba1\u548c\u53d1\u5c55\u5960\u5b9a\u57fa\u7840\u3002<\/p>\n

\uff08\u4e09\uff09\u8fdb\u4e00\u6b65\u63a2\u7d22\u4e86Pt1<\/sub>\/Ni(OH)2<\/sub>\u5728\u63a5\u8fd1\u5de5\u4e1a\u6761\u4ef6\u4e0b\u7684 MEA\u4e2d\u7684\u9002\u7528\u6027\u3002\u7ed3\u679c\u8868\u660e\uff0c\u5728\u5b89\u57f9\u7ea7\u7535\u6d41\u5bc6\u5ea6\u4e0bEG\u7535\u6c27\u5316\u4e3a\u7532\u9178\uff0c\u5e76\u5b9e\u73b0500\u5c0f\u65f6\u8fde\u7eed\u7a33\u5b9a\u8fd0\u884c\uff0c\u4f53\u73b0\u51fa\u7535\u50ac\u5316\u7cfb\u7edf\u7684\u9ad8\u6548\u548c\u7a33\u5b9a\u6027\u3002<\/p>\n

\uff08\u56db\uff09\u901a\u8fc7\u6280\u672f\u7ecf\u6d4e\u6027\u5206\u6790\uff0c\u8fdb\u4e00\u6b65\u53d1\u73b0\u5728PET\u7535\u50ac\u5316\u5faa\u73af\u5347\u7ea7\u5de5\u827a\u4e2d\uff0c\u7532\u9178\u7684\u6cd5\u62c9\u7b2c\u6548\u7387\u4e0e\u5229\u6da6\u7684\u76f8\u4e92\u4f5c\u7528\u66f4\u591a\u5730\u53d6\u51b3\u4e8e\u7535\u6d41\u5bc6\u5ea6\uff08\u96f6\u70b9\uff1a320 mA\/cm2 <\/sup>\u65f6FE\u4e3a80%\uff09\uff0c\u4e3a\u7535\u50ac\u5316\u5e9f\u5f03\u5851\u6599\u5347\u7ea7\u5faa\u73af\u5de5\u827a\u8bbe\u8ba1\u63d0\u4f9b\u4e86\u6307\u5bfc\u3002<\/p>\n

\u56fe\u6587\u89e3\u6790<\/strong><\/p>\n

\"\"<\/a><\/p>\n

\u56fe1. \u5355\u539f\u5b50Pt1<\/sub>\/Ni(OH)2<\/sub>\u7684\u6750\u6599\u7ed3\u6784\u8868\u5f81\u3002<\/p>\n

\u7535\u611f\u8026\u5408\u7b49\u79bb\u5b50\u4f53\u8d28\u8c31\uff08ICP-MS\uff09\u6d4b\u5b9a\uff0c\u6574\u4e2a\u7535\u6781\u4e2d\u7684\u94c2\u542b\u91cf\u4ec5\u4e3a0.05 wt%\uff0c\u4e14\u5747\u5300\u5206\u5e03\u5728\u6574\u4e2a\u6837\u54c1\u4e2d\u3002\u94c2L3<\/sub>\u8fb9X\u5c04\u7ebf\u5438\u6536\u8fd1\u8fb9\u7ed3\u6784\uff08XANES\uff09\u5149\u8c31\u663e\u793a\u4e86Pt\u5355\u8d28\u4e0ePtO2<\/sub>\u4e4b\u95f4\u7684\u7ed3\u5408\u80fd\u548c\u8fb9\u80fd\uff0c\u8868\u660ePt1<\/sub>\/Ni(OH)2<\/sub>\u7535\u50ac\u5316\u5242\u4e2d\u7684\u94c2\u5355\u539f\u5b50\u5e26\u6b63\u7535\u72b6\u6001\u3002XPS\u5728531 eV\u5904\u89c2\u5bdf\u5230\u6676\u683c\u6c27\u7684\u5cf0\uff0c\u8868\u660ePt-O-Ni\u952e\u7684\u5f62\u6210\uff0c\u8bc1\u5b9e\u4e86\u5355\u539f\u5b50Pt\u4e0eNi(OH)2<\/sub>\u7684\u5f3a\u76f8\u4e92\u4f5c\u7528\u3002<\/p>\n

\"\"<\/a><\/p>\n

\u56fe2. Pt1<\/sub>\/Ni(OH)2<\/sub>\u7684\u7535\u5316\u5b66\u6d4b\u8bd5\u3002<\/p>\n

\u5728\u78b1\u6027100 mM EG\u5b58\u5728\u4e0b\uff0c\u4e0e\u6790\u6c27\u53cd\u5e94\uff08OER\uff09\u76f8\u6bd4\uff0c\u7535\u6d41\u5bc6\u5ea6\u6025\u5267\u589e\u52a0\uff0c\u8fd9\u8868\u660eEG \u6c27\u5316\u6bd4OER\u5bb9\u6613\u5f97\u591a\u3002\u5f53\u7535\u4f4d\u5927\u4e8e1.4 V vs. RHE\u65f6\uff0c\u6d78\u6e0d\u65f6\u95f4\u4e3a3\u5c0f\u65f6\uff0c\u7535\u6d41\u5bc6\u5ea6\u5927\u4e8e500 mA\/cm2<\/sup>\uff08\u56fe 2a\uff09\u3002\u4e0ePt1<\/sub>\/Ni(OH)2<\/sub>-1\u548cPt1<\/sub>\/Ni(OH)2<\/sub>-5\u76f8\u6bd4\uff0cPt1<\/sub>\/Ni(OH)2<\/sub>-3\u8868\u73b0\u51fa\u66f4\u9ad8\u7684\u975e\u6cd5\u62c9\u7b2c\u533a\u95f4\u53cc\u5c42\u7535\u5bb9\u7535\u6d41\uff0c\u663e\u793a\u51fa\u5176\u6700\u4f73\u6d3b\u6027\u3002\u7535\u5316\u5b66\u963b\u6297\u8c31\uff08EIS\uff0c\u56fe 2f\uff09\u663e\u793a\uff0c\u4e0e\u5176\u4ed6\u6837\u54c1\u76f8\u6bd4\uff0cPt1<\/sub>\/Ni(OH)2<\/sub>-3\u7684\u7535\u8377\u8f6c\u79fb\u7535\u963b\u6700\u5c0f\uff0c\u56e0\u6b64\u5176\u5185\u5728\u6d3b\u6027\u66f4\u9ad8\u3002<\/p>\n

\"\"<\/a><\/p>\n

\u56fe3. Pt1<\/sub>\/Ni(OH)2<\/sub>-3\u7684\u7535\u5316\u5b66\u6027\u80fd\u6d4b\u8bd5\u3002<\/p>\n

\u91c7\u75281<\/sup>H NMR\u5149\u8c31\u5bf9\u4e2d\u95f4\u4f53\u53ca\u4ea7\u7269\u7b49\u8fdb\u884c\u4e86\u8868\u5f81\uff08\u56fe 3b\uff09\u3002\u53ef\u4ee5\u770b\u51fa\uff0cEG\u7684\u51cf\u5c11\uff08~3.56 ppm\uff09\u548c\u7532\u9178\u76d0\u7684\u589e\u52a0\uff08~8.36 ppm\uff09\u8868\u660eEG\u6b63\u5728\u9010\u6e10\u8f6c\u5316\u4e3aFA\uff08\u56fe 3c\uff09\uff0c\u4f46\u662f\u6ca1\u6709\u53d1\u73b0\u78b3\u9178\u76d0\u7684\u4fe1\u53f7\u3002\u57281000 mA\/cm2<\/sup>\u7684\u6761\u4ef6\u4e0b\uff0c\u7535\u50ac\u5316FA\u4ea7\u7387\u63a5\u8fd190%\uff0c\u6cd5\u62c9\u7b2c\u6548\u7387\u63a5\u8fd190%\u3002\u8d85\u8d8a\u76ee\u524d\u5df2\u77e5\u7684\u4f53\u7cfb\uff08\u56fe 3d\uff09\u3002\u540c\u65f6\u53d1\u73b0\u53cc\u7535\u6781\u4f53\u7cfb\u7684\u6700\u4f73\u7535\u89e3\u7535\u538b\u4e3a1.7 V\uff0cFA\u4ea7\u7387\u548cFE\u5206\u522b\u4e3a91.1%\u548c87.9%\uff08\u3002\u6b64\u5916\uff0c\u8150\u8680\u7b56\u7565\u4e5f\u5e7f\u6cdb\u9002\u7528\u4e8e\u5176\u4ed6\u94c2\u65cf\u91d1\u5c5e\uff0c\u5408\u6210\u7684\u542b\u6709\u8fd9\u4e9b\u8d35\u91d1\u5c5e\u7684\u7535\u6781\u5728 EG \u6c27\u5316\u8fc7\u7a0b\u4e2d\u5747\u8868\u73b0\u51fa\u4f18\u5f02\u7684\u6027\u80fd\uff08\u56fe 3h\u548c3i\uff09\u3002<\/p>\n

\"\"<\/a><\/p>\n

\u56fe4.\u673a\u7406\u7814\u7a76\u3002<\/p>\n

\u4e3aOperando EIS \u7ed3\u679c\u8868\u660e\uff0cPET\u6c34\u89e3\u4ea7\u7269 EG\u7684\u5b58\u5728\u5927\u5927\u964d\u4f4e\u4e86\u4f4e\u7535\u4f4d\u65f6\u7684\u5cf0\u503c\u76f8\u89d2\uff0c\u4fc3\u8fdb\u4e86\u754c\u9762\u7535\u8377\u8f6c\u79fb\u3002\u5728\u7535\u5316\u5b66\u539f\u4f4d\u5085\u7acb\u53f6\u53d8\u6362\u7ea2\u5916\u5149\u8c31\u4e2d\uff0c\u9996\u5148\u51fa\u73b01075 cm-1<\/sup>\u7684\u5cf0\uff0c\u8fd9\u662f\u4e59\u4e8c\u919b\u57fa\u56e2\u7684\u4f38\u7f29\u632f\u52a8\u3002\u5f53\u65bd\u52a0\u7684\u7535\u4f4d\u8fbe\u52301.39 V vs. RHE\u65f6\uff0c1350\u30011388 \u548c1582 cm-1<\/sup>\u5904\u7684\u5cf0\u53d8\u5f97\u660e\u663e\uff0c\u8fd9\u4e9b\u5cf0\u662f\u7fa7\u57fa\u548c\u4e59\u9187\u9178\u7684O-C-O\u4e0d\u5bf9\u79f0\u4f38\u7f29\u632f\u52a8\u7684\u7279\u5f81\u3002\u7136\u800c\uff0c\u5728\u78b1\u6027\u6eb6\u6db2\u4e2d\uff0c\u4e2d\u95f4\u4ea7\u7269\u4e59\u4e8c\u919b\u5f88\u5bb9\u6613\u901a\u8fc7\u574e\u5c3c\u624e\u7f57\u53cd\u5e94\u8f6c\u5316\u4e3a\u4e59\u9187\u9178\uff0c\u56e0\u6b64\u5f88\u96be\u88ab\u68c0\u6d4b\u5230\u3002\u6b64\u5916\uff0c\u5728\u539f\u4f4d\u5085\u7acb\u53f6\u53d8\u6362\u7ea2\u5916\u5149\u8c31\u4e2d\uff0c\u6ca1\u6709\u68c0\u6d4b\u52302346 cm-1<\/sup>\u5904\u7684\u5cf0\u503c\uff08\u78b3\u9178\u76d0\u4e2dO-C-O\u7684\u5bf9\u79f0\u4f38\u7f29\u632f\u52a8\u5cf0\uff09\uff08\u56fe 4d\uff09\u3002\u8fd9\u8868\u660e\u7532\u9178\u76d0\u4e0d\u53ef\u80fd\u8fdb\u4e00\u6b65\u6c27\u5316\uff0c\u4ece\u800c\u6392\u9664\u4e86\u4e59\u9187\u9178\u4f5c\u4e3aEG\u7535\u6c27\u5316\u6210\u7532\u9178\u76d0\u7684\u4e3b\u8981\u4e2d\u95f4\u4f53\u7684\u53ef\u80fd\u6027\u3002<\/p>\n

\u4e3a\u4e86\u8fdb\u4e00\u6b65\u6df1\u5165\u4e86\u89e3Pt1<\/sub>\/Ni(OH)2<\/sub>-3\u50ac\u5316\u5242\u9ad8\u6548\u7387\u7684\u539f\u56e0\uff0c DFT\u8ba1\u7b97\u4e86EG\u3001H2<\/sub>O\u548cOH–<\/sup>\u5728\u4e09\u79cd\u50ac\u5316\u5242\u6a21\u578b\u8868\u9762\u7684\u5438\u9644\u80fd\uff08\u56fe 4e\uff09\u3002\u5728\u6240\u6709\u60c5\u51b5\u4e0b\uff0cPt1<\/sub>\/Ni(OH)2<\/sub>-3\u7535\u50ac\u5316\u5242\u90fd\u6bd4Pt\/Ni(OH)2<\/sub>\u548cPt\/NF\u663e\u793a\u51fa\u66f4\u5927\u7684\u8d1f\u5438\u9644\u80fd\uff0c\u8fd9\u8868\u660e\u5176\u5bf9\u6d3b\u6027\u7269\u79cd\u7684\u5438\u6536\u548c\u6d3b\u5316\u66f4\u4e3a\u6709\u5229\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u5728\u8d39\u7c73\u6c34\u5e73\u9644\u8fd1\uff0cPt1<\/sub>\/Ni(OH)2<\/sub>-3\u7535\u50ac\u5316\u5242\u7684d\u5e26\u4e2d\u5fc3\u4e5f\u6bd4Pt\/Ni(OH)2<\/sub>\u548cPt\/NF\u5927\u5f97\u591a\uff0c\u8fd9\u8868\u660e\u5176\u5177\u6709\u66f4\u9ad8\u7684\u7535\u5b50\u4f20\u5bfc\u6027\uff08\u56fe 4f\uff09\u3002\u63a5\u7740\uff0c\u8ba1\u7b97\u4e86\u4e09\u79cd\u50ac\u5316\u5242\u5c06\u78b1\u6027\u6761\u4ef6\u4e0bEG\u7535\u6c27\u5316\u6210\u7532\u9178\u7684\u5409\u5e03\u65af\u81ea\u7531\u80fd\u3002\u5982\u56fe 4g \u6240\u793a\uff0c\u5728Pt1<\/sub>\/Ni(OH)2<\/sub>-3\u7535\u50ac\u5316\u5242\u5b58\u5728\u7684\u60c5\u51b5\u4e0b\uff0c\u53cd\u5e94\u8fc7\u7a0b\u7684\u53cd\u5e94\u80fd\u5792\u6bd4\u5176\u4ed6\u4e24\u79cd\u50ac\u5316\u5242\u4f4e\u3002\u5728EG\u7684\u6574\u4e2a\u7535\u6c27\u5316\u8fc7\u7a0b\u4e2d\uff0cEG\u7684O-H\u952e\u65ad\u88c2\u6700\u521d\u5f62\u6210*CH2<\/sub>OHCHO\u4f5c\u4e3a\u4e2d\u95f4\u4f53\uff0c\u968f\u540eO-H\u952e\u548cC-H\u952e\u65ad\u88c2\uff0c\u751f\u6210*CH2<\/sub>OHCO\u4e2d\u95f4\u4f53\u3002\u5728*CH2<\/sub>OHCHO\u4e2d\u7684O-H\u952e\u548cC-H\u952e\u88c2\u89e3\u5f62\u6210*CH2<\/sub>OHCO\u4e2d\u95f4\u4f53\u7684\u540e\u671f\u8fc7\u7a0b\u4e2d\uff0cPt1<\/sub>\/Ni(OH)2<\/sub>-3\u7535\u50ac\u5316\u5242\u751f\u6210\u8be5\u4e59\u919b\u4e2d\u95f4\u4f53\u7684\u5409\u5e03\u65af\u81ea\u7531\u80fd\u964d\u4f4e\uff0c\u800c\u5728\u5176\u4ed6\u4e24\u79cd\u7535\u50ac\u5316\u5242\u5b58\u5728\u7684\u60c5\u51b5\u4e0b\uff0c\u751f\u6210\u8be5\u4e59\u919b\u4e2d\u95f4\u4f53\u7684\u5409\u5e03\u65af\u81ea\u7531\u80fd\u5347\u9ad8\u3002<\/p>\n

\"\"<\/a><\/p>\n

\u56fe5. \u7528\u4e8e EG \u7535\u6c27\u5316\u7684\u819c\u7535\u6781\u7ec4\u4ef6\uff08MEA\uff09<\/p>\n

\u8fdb\u4e00\u6b65\u63a2\u8ba8\u4e86 Pt1<\/sub>\/Ni(OH)2<\/sub>-3\u5728\u63a5\u8fd1\u5de5\u4e1a\u6761\u4ef6\u7684\u96f6\u95f4\u9699 MEA \u4e2d\u7684\u9002\u7528\u6027\uff08\u56fe 5a \u548c b\uff09\u3002\u9996\u5148\u5728\u78b1\u6027\u6761\u4ef6\u4e0b\u5c06\u771f\u5b9ePET\u5851\u6599\u6c34\u89e3\u4e3aTPA \u548cEG\u5e76\u76f4\u63a5\u9001\u5165MEA\u7535\u89e3\u69fd\uff0c\u5728\u7535\u89e3\u69fd\u4e2dEG\u88ab\u9ad8\u6548\u3001\u9009\u62e9\u6027\u5730\u6c27\u5316\u6210\u7532\u9178\uff0c\u540c\u65f6\u4f34\u6709\u6c22\u6c14\u7684\u751f\u6210\uff1b\u5728800-1000 mA\/cm2<\/sup>\u7684\u7535\u6d41\u5bc6\u5ea6\u8303\u56f4\u5185\uff0c\u901a\u8fc7EG\u7535\u6c27\u5316\u6cd5\u8fde\u7eed\u5927\u89c4\u6a21\u751f\u4ea7\u7532\u9178\u916f\u7684\u5de5\u4e1a\u5b9e\u7528\u6027\u5f97\u5230\u4e86\u9a8c\u8bc1\uff0c\u5728\u8fde\u7eed\u8fd0\u884c500\u5c0f\u65f6\u540e\u4ecd\u7136\u80fd\u591f\u4fdd\u6301\u8f83\u9ad8\u6c34\u5e73\uff08\u56fe 5e\uff09\u3002\u6280\u672f\u7ecf\u6d4e\u6027\u8ba1\u7b97\u8868\u660e\u8868\u660e\uff0c\u7535\u50ac\u5316\u5e9f\u5f03PET\u5347\u7ea7\u5faa\u73af\u5236\u5907\u9ad8\u503c\u5316\u5b66\u54c1\u53ef\u5e26\u6765 588-700\u7f8e\u5143\/\u5428\u5e9f\u5f03PET\u7684\u6536\u76ca\u3002<\/p>\n

\u603b\u7ed3\u4e0e\u5c55\u671b\uff1a<\/strong><\/p>\n

\u672c\u6587\u901a\u8fc7\u8150\u8680\u5de5\u7a0b\u5236\u5907\u51fappm\u94c2\u8d1f\u8f7d\u7684\u5355\u539f\u5b50Pt1<\/sub>\/Ni(OH)2<\/sub>-3\u7535\u50ac\u5316\u5242\u3002\u5728\u7535\u6d41\u5bc6\u5ea6\u63a5\u8fd11000 mA\/cm2<\/sup>\u7684\u6761\u4ef6\u4e0b\uff0c\u9ad8\u6548\u3001\u9ad8\u9009\u62e9\u6027\u7684\u7535\u50ac\u5316\u5e9fPET\u5faa\u73af\u5347\u7ea7\u4e3a\u4e8c\u7532\u9178\u94be\u3001\u5bf9\u82ef\u4e8c\u7532\u9178\u548c\u6c22\u6c14\u7b49\u9ad8\u503c\u5316\u5b66\u54c1\uff0c\u5e76\u83b7\u5f97\u9ad8\u5229\u6da6\uff08588-700 \u7f8e\u5143\/\u5428PET\uff09\u3002\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u5e9fPET\u901a\u5e38\u4e0e\u5176\u4ed6\u5851\u6599\uff08\u5982\u805a\u70ef\u70c3\uff09\u6df7\u5408\u5728\u4e00\u8d77\u96be\u4ee5\u5206\u79bb\u3002\u4e3a\u4e86\u4fdd\u8bc1\u6574\u4e2a\u5de5\u827a\u7684\u8d28\u91cf\uff0c\u5fc5\u987b\u5728\u521d\u59cb\u9636\u6bb5\u5bf9\u6df7\u5408\u5851\u6599\u8fdb\u884c\u51c0\u5316\u3001\u7eaf\u5316\u548c\u5206\u7c7b\uff0c\u4f7f\u5176\u6210\u4e3a\u5355\u4e00\u5851\u6599\u6d41\uff0c\u4ee5\u4fbf\u8fdb\u884c\u7535\u5316\u5b66\u5347\u7ea7\u518d\u5faa\u73af\u3002\u5c3d\u7ba1\u5982\u6b64\uff0c\u5bf9\u5e9f\u5851\u6599\u5316\u5b66\u5347\u7ea7\u5faa\u73af\u4e0e\u6c61\u67d3\u9632\u63a7\u7684\u5f3a\u70c8\u8ffd\u6c42\uff0c\u5728\u7ecf\u6d4e\u6027\u548c\u53ef\u6301\u7eed\u6027\u65b9\u9762\u6709\u91cd\u5927\u6539\u8fdb\u7684\u521b\u65b0\u7535\u5316\u5b66\u6218\u7565\u5c06\u662f\u4e0d\u4e45\u7684\u5c06\u6765\u5851\u6599\u5347\u7ea7\u518d\u5faa\u73af\u65b9\u6cd5\u7684\u9009\u62e9\u3002\u6b64\u5916\uff0cPt\u548cNi\u7b49\u50ac\u5316\u6d3b\u6027\u6210\u5206\u4e5f\u53ef\u4ee5\u4ece\u5e9f\u7269\u4e2d\u63d0\u53d6\uff0c\u4f8b\u5982\u5e9f\u7535\u8def\u677f\u3001\u5e9f\u7535\u5b50\u8bbe\u5907\u3001\u5e9f\u7535\u6c60\u7b49\u3002\u56e0\u6b64\uff0c\u5e9f\u7269\u7684\u518d\u5229\u7528\u6216\u56de\u6536\u5c06\u6bd4\u4f7f\u7528\u539f\u59cb\u6750\u6599\u66f4\u8282\u80fd\u3001\u66f4\u53ef\u6301\u7eed\uff0c\u5e9f\u5f03\u7269\u5faa\u73af\u518d\u751f\u548c\u4ee5\u5e9f\u6cbb\u5e9f\u4e5f\u5c06\u6781\u5927\u7684\u4fc3\u8fdb\u5faa\u73af\u7ecf\u6d4e\u7684\u53d1\u5c55\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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