{"id":203811,"date":"2020-06-22T06:21:07","date_gmt":"2020-06-21T22:21:07","guid":{"rendered":"\/\/m.iemloyee.com\/?p=203811"},"modified":"2020-06-21T20:21:19","modified_gmt":"2020-06-21T12:21:19","slug":"%e6%9d%8e%e7%81%bf%e9%99%a2%e5%a3%ab%e7%ad%89%e4%ba%ba-nat-commun-%ef%bc%9a%e4%ba%ba%e5%b7%a5%e5%85%89%e5%90%88%e6%88%90%e7%a0%94%e7%a9%b6%e8%bf%9b%e5%b1%95%ef%bc%81%e4%ba%ba%e5%b7%a5%e5%85%89","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=203811","title":{"rendered":"\u674e\u707f\u9662\u58eb\u7b49\u4eba Nat. Commun.\uff1a\u4eba\u5de5\u5149\u5408\u6210\u7814\u7a76\u8fdb\u5c55\uff01\u4eba\u5de5\u5149\u50ac\u5316\u7cfb\u7edf\u5b9e\u73b0\u50ac\u5316\u4e8c\u6c27\u5316\u78b3\u8fd8\u539f\u548c\u6c34\u6c27\u5316\u7684\u534f\u540c"},"content":{"rendered":"
\u3010\u80cc\u666f\u4ecb\u7ecd\u3011<\/strong><\/p>\n \u4f17\u6240\u5468\u77e5\uff0c\u5229\u7528\u592a\u9633\u80fd\u5c06\u4e8c\u6c27\u5316\u78b3\uff08CO2<\/sub>\uff09\u5149\u50ac\u5316\u8f6c\u5316\u4e3a\u6709\u4ef7\u503c\u7684\u6709\u673a\u7269\u6216\u71c3\u6599\u662f\u89e3\u51b3\u80fd\u6e90\u548c\u73af\u5883\u95ee\u9898\u7684\u6709\u6548\u9014\u5f84\u3002\u7136\u800c\uff0c\u76ee\u524d\u4eba\u4eec\u5c1a\u672a\u627e\u5230\u4ee4\u4eba\u6ee1\u610f\u7684\u5149\u50ac\u5316\u5242\u4f53\u7cfb\u3002\u5f00\u53d1\u65b0\u578b\u5149\u50ac\u5316\u5242\u6216\u7cfb\u7edf\u4ee5\u5b9e\u73b0\u9ad8\u6548\u7684CO2<\/sub>\u8f6c\u5316\u4ecd\u7136\u662f\u5f53\u524d\u4e43\u81f3\u4eca\u540e\u4e00\u6bb5\u65f6\u95f4\u7814\u7a76\u7684\u7126\u70b9\u3002\u7532\u9178\uff08HCOOH\uff09\u7528\u9014\u5e7f\u6cdb\uff0c\u88ab\u8ba4\u4e3a\u662f\u4e00\u79cd\u6709\u524d\u666f\u7684\u751f\u7269\u53ef\u518d\u751f\u539f\u6599\uff0c\u80fd\u7528\u4e8e\u7cbe\u7ec6\u5316\u5b66\u54c1\u7684\u5236\u9020\uff0c\u6210\u4e3aCO2<\/sub>\u5149\u50ac\u5316\u8fd8\u539f\u7684\u76ee\u6807\u4ea7\u7269\u4e4b\u4e00\u3002\u7136\u800c\uff0c\u5728CO2<\/sub>\u7684\u5404\u79cd\u8fd8\u539f\u4ea7\u7269\u4e2d\uff0cHCOOH\u867d\u6709\u6700\u4f4e\u8fd8\u539f\u5ea6\uff0c\u4f46\u5230HCOOH\u7684\u5149\u50ac\u5316\u8fd8\u539f\u5e76\u4e0d\u6bd4\u5230\u5176\u5b83\u4ea7\u7269\u7684\u5149\u50ac\u5316\u8fd8\u539f\u5bb9\u6613\uff0c\u540c\u6837\u8868\u73b0\u975e\u5e38\u4f4e\u7684\u8fd8\u539f\u6548\u7387\u3002\u6b64\u5916\uff0cCO2<\/sub>\u4e0eH2<\/sub>O\u7684\u53cd\u5e94\u662f\u80fd\u6e90\u5149\u50ac\u5316\u7684\u7ec8\u6781\u76ee\u6807\uff0c\u5176\u6d89\u53ca\u4e24\u4e2a\u534a\u53cd\u5e94\uff0c\u5373\u5149\u751f\u7535\u5b50\u548c\u8d28\u5b50\u5bf9\u4e8eCO2<\/sub>\u8fd8\u539f\u53cd\u5e94\u548c\u5149\u751f\u7a7a\u7a74\u5bf9H2<\/sub>O\u7684\u6c27\u5316\u53cd\u5e94\u3002\u4f46\u662f\uff0c\u5927\u591a\u6570\u5df2\u62a5\u9053\u5149\u50ac\u5316\u5242\u4e0d\u80fd\u540c\u65f6\u50ac\u5316\u5c06CO2<\/sub>\u8fd8\u539f\u4e3aHCOOH\u548cH2<\/sub>O\u6c27\u5316\u4e3aO2<\/sub>\uff0c\u4e00\u822c\u8981\u52a0\u7a7a\u7a74\u6e05\u626b\u5242\uff08\u6216\u7535\u5b50\u7ed9\u4e88\u4f53\u727a\u7272\u5242\uff0c\u5982\u4e09\u4e59\u9187\u80fa\u3001\u4e09\u4e59\u80fa\u7b49\uff09\u3002\u78b3\u5316\u7845\uff08SiC\uff09\u662f\u4e00\u79cd\u4e0d\u542b\u91d1\u5c5e\u7684\u534a\u5bfc\u4f53\u6750\u6599\uff0c\u5177\u6709\u9002\u5ea6\u7684\u5e26\u9699\uff082.4 eV\uff09\u548c\u8db3\u591f\u7684\u8d1f\u5bfc\u5e26\uff08CB\uff09\uff08\u7ea6-1.1 V\uff09\u548c\u4ef7\u5e26\uff08+1.3 V\uff09\uff0c\u6ee1\u8db3\u5229\u7528\u592a\u9633\u80fd\u5c06CO2<\/sub>\u8fd8\u539f\u6210\u78b3\u71c3\u6599\u548cH2<\/sub>O\u6c27\u5316\u4e3aO2<\/sub>\u7684\u57fa\u672c\u8981\u6c42\u3002\u7136\u800c\uff0c\u8fc4\u4ecaSiC\u5e76\u672a\u663e\u793a\u51fa\u9884\u671f\u7684\u5149\u50ac\u5316\u6548\u7387\u3002\u6b64\u5916\uff0c\u5149\u50ac\u5316\u4ea7\u7269\u2014\u6709\u673a\u7269\u4e0e\u6c27\u6c14\u662f\u70ed\u529b\u5b66\u4e0a\u6709\u5229\u7684\u9006\u53cd\u5e94\uff0c\u8fd9\u662f\u5e38\u7528\u7684\u201c\u4e00\u9505\u53cd\u5e94\u201d\u65b9\u5f0f\u5149\u50ac\u5316\u6548\u7387\u8f83\u4f4e\u7684\u56e0\u7d20\u4e4b\u4e00\u3002\u56e0\u6b64\uff0c\u6784\u5efa\u5149\u50ac\u5316\u5242\u96c6\u6210\u7cfb\u7edf\uff0c\u6709\u671b\u540c\u65f6\u89e3\u51b3\u8fd9\u4e9b\u95ee\u9898\u3002<\/p>\n \u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n \u57fa\u4e8e\u6b64\uff0c\u4e2d\u79d1\u9662\u5927\u8fde\u5316\u5b66\u7269\u7406\u7814\u7a76\u6240\u7684\u674e\u707f\u9662\u58eb\u3001\u798f\u5dde\u5927\u5b66\u7684\u738b\u7eea\u7eea\u6559\u6388\u548c\u5f20\u5b50\u91cd\u6559\u6388\u3001\u53f0\u6e7e\u5927\u5b66\u7684Jeffrey C. S. Wu\uff08\u5171\u540c\u901a\u8baf\u4f5c\u8005\uff09\u56e2\u961f<\/strong>\u8054\u5408\u62a5\u9053\u4e00\u79cdCu2<\/sub>O-Pt\/SiC\/IrOx<\/sub>\u6742\u5316\u5149\u50ac\u5316\u5242\uff0c\u8be5\u50ac\u5316\u5242\u7531\u540c\u65f6\u8d1f\u8f7d\u5728SiC\u8868\u9762\u7684\u5149\u6c27\u5316\u5355\u5143\uff08IrOx<\/sub>\uff09\u548c\u5149\u8fd8\u539f\u5355\u5143\uff08Cu2<\/sub>O-Pt\uff09\u6784\u6210\u3002\u5229\u7528\u8fd9\u79cd\u7ec4\u5408\u53ef\u4ee5\u63d0\u9ad8\u5149\u751f\u7535\u8377\u7684\u5bff\u547d\u548cCO2<\/sub>\u5438\u9644\uff0c\u4ece\u800c\u63d0\u9ad8\u5149\u50ac\u5316\u6548\u7387\u3002\u5728\u6b64\u57fa\u7840\u4e0a\uff0c\u4f5c\u8005\u8fdb\u4e00\u6b65\u6784\u5efa\u4e86\u4e00\u4e2a\u7a7a\u95f4\u5206\u9694\u7684\u53cd\u5e94\u7cfb\u7edf\u3002\u8be5\u7cfb\u7edf\u7531\u4e24\u4e2a\u7c7b\u4f3c\u4e8e\u81ea\u7136\u5149\u5408\u4f5c\u7528\u7cfb\u7edf\u7684\u53cd\u5e94\u5ba4\u7ec4\u6210\uff0c\u5176\u4e2d\u7684\u4e00\u4e2a\u8154\u5ba4\u5185\u88c5\u5165Cu2<\/sub>O-Pt\/SiC\/IrOx<\/sub>\u5149\u50ac\u5316\u5242\u548c\u542b\u6709Fe2+<\/sup>\u7684\u6c34\u5bb9\u6613\uff0c\u7528\u4e8e\u8fd8\u539fCO2<\/sub>\uff1b\u53e6\u4e00\u4e2a\u8154\u5ba4\u5219\u88c5\u5165Pt\/WO3<\/sub>\u548cFe3+<\/sup>\u7684\u6c34\u6eb6\u6db2\uff0c\u7528\u4e8eH2<\/sub>O\u7684\u6c27\u5316\uff1b\u4e24\u4e2a\u8154\u5ba4\u7531Nafion\u8584\u819c\u5206\u9694\uff0c\u8be5\u8584\u819c\u5141\u8bb8Fe2+<\/sup>\u548cFe3+<\/sup>\u79bb\u5b50\u900f\u8fc7\u3002\u8fd9\u79cd\u8bbe\u8ba1\u53ef\u4ee5\u5ef6\u957f\u5149\u751f\u7535\u8377\u7684\u5bff\u547d\uff0c\u6539\u8fdbSiC\u5bf9H2<\/sub>O\u7684\u6c27\u5316\u80fd\u529b\uff0c\u5e76\u6291\u5236\u4ea7\u7269\u53d1\u751f\u9006\u53cd\u5e94\u3002\u5bf9\u4e8eCO2<\/sub>\u4e0eH2<\/sub>O\u7684\u5149\u50ac\u5316\u53cd\u5e94\u751f\u6210HCOOH\u548cO2<\/sub>\uff0c\u8be5\u7cfb\u7edf\u5728\u53ef\u89c1\u5149\u7167\u5c04\u4e0b\u663e\u793a\u51fa\u975e\u5e38\u9ad8\u7684\u5149\u50ac\u5316\u6548\u7387\u3002\u957f\u671f\u53cd\u5e94\u7684HCOOH\u4ea7\u7387\u9ad8\u8fbe896.7 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Communications<\/strong>\u4e0a\u3002<\/p>\n \u3010\u56fe\u6587\u89e3\u6790\u3011<\/strong><\/p>\n \u56fe\u4e00\u3001\u5149\u6dc0\u79ef\u5f62\u6210Cu2<\/sub>O-Pt\/SiC\/IrOx<\/sub>\u7684\u8fc7\u7a0b<\/strong><\/p>\n \u56fe\u4e8c\u3001\u52a9\u50ac\u5316\u5242\u7684\u7a7a\u95f4\u5206\u5e03<\/strong> \uff08b\uff09HRTEM\u56fe\u50cf\uff1b<\/p>\n \uff08c\uff09Cu2<\/sub>O-Pt\/SiC\/IrOx<\/sub>\u7684C-K\u3001Si-K\u3001Pt-L\u3001Cu-K\u548cIr-L\u7684STEM\u56fe\u50cf\u548c\u76f8\u5e94\u7684EDS\u6620\u5c04\u56fe\u3002<\/p>\n \u56fe\u4e09\u3001\u6700\u5916\u8868\u9762\u7684\u5316\u5b66\u6210\u5206<\/strong> \u56fe\u56db\u3001\u52a9\u50ac\u5316\u5242\u7684\u5316\u5b66\u72b6\u6001<\/strong> \uff08b\uff09Cu 2p XPS\u5149\u8c31\uff1b<\/p>\n \uff08c\uff09Pr\/SiC\u3001Cu2<\/sub>O-Pt\/SiC\u3001Pt\/SiC\/IrOx<\/sub>\u548cCu2<\/sub>O-Pt\/SiC\/IrOx<\/sub>\u6837\u54c1\u7684Ir 4f XPS\u5149\u8c31\u3002<\/p>\n \u56fe\u4e94\u3001CO2<\/sub>\u8fd8\u539f\u7684\u6700\u4f73\u52a9\u50ac\u5316\u5242\u542b\u91cf<\/strong> 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\n \uff08a\uff09TEM\u56fe\u50cf\uff1b<\/p>\n
\n \uff08a-b\uff09\u4f7f\u75283 keV 4<\/sup>He+<\/sup>\u548c5 keV 20<\/sup>Ne+<\/sup>\u8fdb\u884c\u6837\u54c1\u7684HS-LEIS\u5149\u8c31\uff1aSiC\uff08\u9ed1\u8272\uff09\u3001Pt\/SiC\uff08\u7ea2\u8272\uff09\u3001Cu2<\/sub>O-Pt\/SiC\uff08\u84dd\u8272\uff09\u3001Pt\/SiC\/IrOx<\/sub>\uff08\u7eff\u8272\uff09\u548cCu2<\/sub>O-Pt\/SiC\/IrOx\uff08\u7c89\u7ea2\u8272\uff09\u3002<\/p>\n
\n \uff08a\uff09Pt 4f XPS\u5149\u8c31\uff1b<\/p>\n
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\n \uff08a\uff09\u5728\u7a7a\u95f4\u9694\u5f00\u7684\u53cd\u5e94\u5668\u4e2d\uff0c\u4ee5Cu2<\/sub>O-Pt\/SiC\/IrOx<\/sub>\u4e3a\u8fd8\u539f\u5149\u50ac\u5316\u5242\uff0cHCOOH\u548cO2<\/sub>\u7684\u4ea7\u7387\u4e0e\u5149\u7167\u65f6\u95f4\u7684\u5173\u7cfb<\/p>\n
\n \uff08a\uff09CO2<\/sub>\u5438\u9644\u5728\u4e0d\u540c\u5149\u50ac\u5316\u5242\u4e0a\u7684\u539f\u4f4dFT-IR\u5149\u8c31\uff1b<\/p>\n
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\n \uff08a\uff09\u5728\u53ef\u89c1\u5149\u7167\u5c04\u4e0b\uff0cCu2<\/sub>O-Pt\/SiC\/IrOx<\/sub>\u4e2d\u7684\u7535\u5b50\u8f6c\u79fb\u8fc7\u7a0b\uff1b<\/p>\n