{"id":251539,"date":"2023-06-27T06:34:57","date_gmt":"2023-06-26T22:34:57","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=251539"},"modified":"2023-06-26T20:35:12","modified_gmt":"2023-06-26T12:35:12","slug":"nat-commun%e5%8f%8c%e4%b8%ad%e5%bf%83%e5%8d%95%e5%8e%9f%e5%ad%90%e5%90%88%e9%87%91%e5%82%ac%e5%8c%96%e5%89%82%e4%bf%83%e8%bf%9b%e7%94%b5%e5%82%ac%e5%8c%96co2%e8%bf%98%e5%8e%9f%e4%b8%ad%e7%9a%84","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=251539","title":{"rendered":"Nat.Commun:\u53cc\u4e2d\u5fc3\u5355\u539f\u5b50\u5408\u91d1\u50ac\u5316\u5242\u4fc3\u8fdb\u7535\u50ac\u5316CO2\u8fd8\u539f\u4e2d\u7684\u78b3\u6c22\u5316\u5408\u7269\u5f62\u6210"},"content":{"rendered":"

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

\u00a0 \u00a0 \u00a0 \u00a0 \u8fd1\u5e74\u6765\uff0c\u5728CO2<\/sub>\u6c22\u5316\u751f\u6210\u80fd\u91cf\u5bc6\u96c6\u578b\u78b3\u6c22\u5316\u5408\u7269\u5206\u5b50\uff08HCs\uff09\u7684\u50ac\u5316\u53cd\u5e94\u4e2d\uff0c\u4ee5CO2<\/sub>\u52a0\u6c22\u800c\u4e0d\u4ea7\u751fH2<\/sub>\u4e3a\u7279\u5f81\u7684\u7535\u50ac\u5316CO2<\/sub>\u8fd8\u539f\u53cd\u5e94\uff08CO2<\/sub>RR\uff09\u5907\u53d7\u5173\u6ce8\u3002\u94dc\uff08Cu\uff09\u53ef\u4ee5\u9ad8\u6548\u7684\u50ac\u5316HCs\uff08\u7279\u522b\u662fC2+\uff09\u5f62\u6210\u7684\u5143\u7d20\uff0c\u56e0\u4e3a\u5b83\u5bf9\u6c22\uff08\u0394EH<\/sub>*<\/sup>\uff09\u548c\u7fb0\u57fa\uff08\u0394ECO<\/sub>*<\/sup>\uff09\u7684\u7ed3\u5408\u80fd\u90fd\u662f\u6700\u4f73\u7684\uff0c\u800c\u0394EH<\/sub>*<\/sup>\u548c\u0394ECO<\/sub>*<\/sup>\u662fCO2<\/sub>RR\u8fc7\u7a0b\u4e2d\u666e\u904d\u5b58\u5728\u7684\u4e2d\u95f4\u4f53\u3002\u76ee\u524d\uff0c\u7814\u7a76\u53d1\u73b0\u91d1\u5c5e\u5408\u91d1\u5316\u662f\u4e00\u79cd\u5e7f\u6cdb\u91c7\u7528\u7684\u52a0\u901fCO2<\/sub>RR\u540c\u65f6\u5408\u7406\u6291\u5236\u7ade\u4e89\u6027\u6790\u6c22\u53cd\u5e94\uff08HER\uff09\u7684\u7b56\u7565\u3002\u4e0d\u5e78\u7684\u662f\uff0c\u5927\u591a\u6570\u975e\u8d35\u91d1\u5c5e\u7ec4\u6210\u7684Cu\u5408\u91d1\u50ac\u5316\u5242\u901a\u8fc7\u524a\u5f31\u0394ECO<\/sub>*<\/sup>\u4ece\u800c\u8868\u73b0\u51fa\u66f4\u503e\u5411\u7532\u9178\u76d0\u6216CO\u751f\u6210\u7684\u9009\u62e9\u6027\u3002\u56e0\u6b64,\u8fdd\u80cc\u4e86\u4f7f\u7528 Cu \u4f5c\u4e3a\u50ac\u5316\u91d1\u5c5e\u4ee5\u5b9e\u73b0CO2<\/sub>\u6df1\u5ea6\u52a0\u6c22\u7684\u6700\u521d\u76ee\u7684\u3002\u76ee\u524d\uff0c\u90e8\u5206\u7814\u7a76\u5b66\u8005\u63d0\u51fa\u901a\u8fc7\u5728\u5143\u7d20\u5468\u671f\u8868\u4e2d\u52a0\u5165\u4f4d\u4e8eCu\u5de6\u4fa7\u7684\u94c2\u65cf\u91d1\u5c5e\uff08PGMs\uff09\u6765\u76f4\u63a5\u89e3\u51b3\u4e0a\u8ff0\u9650\u5236\u95ee\u9898\uff0c\u56e0\u4e3a\u94c2\u65cf\u91d1\u5c5e\u5c06\u4e3aCO*\u63d0\u4f9b\u5927\u91cf\u7684\u7ed3\u5408\u80fd\u3002\u7136\u800c\u6839\u636e\u52a8\u529b\u5b66\u5206\u6790\u8868\u660e\uff0cHER\u5728PGM\u57fa\u56e2\u4e0a\u7684\u53cd\u5e94\u4ecd\u7136\u6bd4CO2<\/sub>RR\u8981\u5feb\u7684\u591a\u3002\u56e0\u6b64\uff0c\u4ece\u8bbe\u8ba1PGM-Cu\u50ac\u5316\u4e2d\u5fc3\u672c\u8eab\u7684\u89d2\u5ea6\u51fa\u53d1\uff0c\u5408\u7406\u8bbe\u8ba1\u4e00\u79cdPGM-Cu\u754c\u9762\u7684\u66ff\u4ee3\u7ed3\u6784\u5b9e\u73b0\u901a\u8fc7CO2<\/sub>RR\u9ad8\u6548\u4e14\u9009\u62e9\u6027\u5730\u751f\u6210HCs\uff0c\u5e76\u4ece\u672c\u8d28\u4e0a\u9650\u5236\u4e86HER\u662fCO2<\/sub>RR\u6700\u5173\u952e\u7684\u7814\u7a76\u4e4b\u4e00\u3002<\/p>\n

 <\/p>\n

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

\u00a0 \u00a0<\/strong>\u8fd1\u65e5\uff0c\u514b\u83b1\u59c6\u68ee\u5927\u5b66Ming Yang\u548c\u9a6c\u8428\u8bf8\u585e\u5927\u5b66FangLin Che\u7b49\u4eba\u63d0\u51fa\u4e86\u4e00\u79cd\u5de7\u5999\u7684\u8bbe\u8ba1\uff0c\u5c06\u539f\u5b50\u5206\u6563\u7684\u94c2\u65cf\u91d1\u5c5e\u7269\u79cd\u951a\u5b9a\u5728\u591a\u6676\u548c\u5f62\u72b6\u53ef\u63a7\u7684Cu\u50ac\u5316\u5242\u4e0a\uff08PGM1<\/sub>-Cu SAAs\uff09\uff0c\u8be5\u50ac\u5316\u5242\u80fd\u901a\u8fc7CO2<\/sub>\u00a0RR\u6765\u9ad8\u6548\u7684\u50ac\u5316\u78b3\u6c22\u5316\u5408\u7269\u7684\u5f62\u6210\u3002\u76f8\u5173\u7684\u7814\u7a76\u6210\u679c\u4ee5\u201cDual-site catalysts featuring platinum-group-metal atoms on copper shapes boost hydrocarbon formations in electrocatalytic CO2<\/sub> reduction<\/em><\/strong>\u201d\u4e3a\u9898\u53d1\u8868\u5728Nature Communications<\/em><\/strong>\u4e0a\u3002<\/p>\n

\"\"<\/p>\n

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

1<\/strong>\u3001\u901a\u8fc7\u4e00\u79cd\u5de7\u5999\u8bbe\u8ba1\u6210\u529f\u5408\u6210\u51fa<\/strong>\u591a\u6676\u548c\u5f62\u72b6\u53ef\u63a7\u7684<\/strong>Pt1<\/sub>Cu<\/strong>\u5355\u539f\u5b50\u5408\u91d1<\/strong> (SAAs) <\/strong>\u7eb3\u7c73\u50ac\u5316\u5242\u3002<\/strong>Pd1<\/sub>Cu SAA\u80fd\u9ad8\u6548\u901a\u8fc7<\/strong>CO2<\/sub>\u00a0RR\u8f7b\u677e\u5730\u5f62\u6210<\/strong>CH4<\/strong>\u548c<\/strong>C2<\/sub>H4<\/sub>\uff0c\u540c\u65f6\u6291\u5236\u4e0d\u5fc5\u8981\u7684\u6790\u6c22\u53cd\u5e94\u7684\u53d1\u751f\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u5177\u6709\u7c7b\u4f3c\u91d1\u5c5e\u914d\u65b9\u4f46\u5305\u542b\u5c0f\u94c2\u6216\u94af\u7c07\u7684\u5408\u91d1\u5c06\u65e0\u6cd5\u5b9e\u73b0\u8fd9\u4e00\u76ee\u6807;<\/strong><\/p>\n

2<\/strong>\u3001<\/strong>\u901a\u8fc7\u5f62\u72b6\u63a7\u5236\u7684\u50ac\u5316\u5242\u5408\u6210\u3001\u539f\u4f4d\u53cd\u5e94\u7814\u7a76\u548c<\/strong>DFT<\/strong>\u8ba1\u7b97\u5206\u6790\uff0c<\/strong>\u5f53\u94dc\u8868\u9762\u6709\u76f8\u5f53\u6570\u91cf\u7684<\/strong>CO-Pd1<\/sub><\/strong>\u57fa\u56e2\u65f6\uff0c<\/strong>CO*<\/strong>\u6c22\u5316\u6210<\/strong>CHO*<\/strong>\u6216<\/strong>CO-CHO*<\/strong>\u5076\u8054\u6210\u4e3a<\/strong>Cu<\/strong>\uff08<\/strong>111<\/strong>\uff09\u6216<\/strong>Cu<\/strong>\uff08<\/strong>100<\/strong>\uff09\u4e0a\u7684\u4e3b\u8981\u9014\u5f84\u4e4b\u4e00, \u53e6\u5916\u901a\u8fc7<\/strong>Pd-Cu<\/strong>\u53cc\u4f4d\u70b9\u9014\u5f84\u9009\u62e9\u6027\u4ea7\u751f<\/strong>CH4<\/sub><\/strong>\u6216<\/strong>C2<\/sub>H4<\/sub><\/strong><\/p>\n

\u00a0<\/strong><\/p>\n

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

\"\"<\/p>\n

\u56fe<\/strong>1<\/strong> \u591a\u6676 PGM-Cu SAA \u7684\u5f62\u6001\u548c\u7ed3\u6784\u5206\u6790\u3002a\u591a\u6676Cu\u50ac\u5316\u5242\u7684FESEM\u56fe\u50cf\u53ca\u5176\u76f8\u5e94\u7684EDS\u5143\u7d20\u56fe\u3002b\u00a0Pd1<\/sub>Cu SAA\u7684\u50cf\u5dee\u6821\u6b63 HAADF-STEM \u56fe\u50cf\u3002\u5706\u5708\u7a81\u51fa\u663e\u793a\u5355\u539f\u5b50Pd\u3002c Pd K-edge EXAFS \u00a0\u00a92023 The Author(s)<\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>2<\/strong> \u7535\u50ac\u5316CO2<\/sub>\u8fd8\u539f\u6d3b\u6027\u6bd4\u8f83\u3002\u591a\u6676 Cu\u3001\u591a\u6676Pd1<\/sub>Cu SAA\u548c\u5f62\u72b6\u53d7\u63a7\u7684Pd1<\/sub>Cu SAA\u5728\u4e0d\u540c\u7535\u538b\uff08\u76f8\u5bf9\u4e8eRHE\uff09\u4e0b\u7684a\u00a0C2<\/sub>\u00a0H4<\/sub>\u548cb\u00a0CH4<\/sub>\u7684\u90e8\u5206\u7535\u6d41\u5bc6\u5ea6\u3002c\u00a0CO2<\/sub>\u8fd8\u539fFE% \u548c\u7535\u6d41\u5bc6\u5ea6\u7684\u6bd4\u8f83 \u00a92023 The Author(s)<\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>3<\/strong> DFT\u8ba1\u7b97Pd1<\/sub>Cu SAA\u4e2d\u5355\u539f\u5b50Pd\u5bf9\u8c03\u8282CO*\u5438\u9644\u548cHER\u7684\u4f5c\u7528\u3002a\u00a0,\u00a0b\u5206\u522b\u663e\u793aCO\u00a0*\u5728Cu\u3001Pd1<\/sub>Cu\u548cPd\u7684 (100) \u548c (111) \u9762\u4e0a\u7684\u5438\u9644\u80fd\u3002c\u00a0,\u00a0d\u662f HER \u5728Cu\u3001Pd1<\/sub>Cu\u548cPd \u7684 (100) \u548c (111) \u9762\u4e0a\u7684\u81ea\u7531\u80fd\u56fe \u00a0\u00a92023 The Author(s)<\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>4<\/strong> \u4f5c\u4e3a\u626b\u63cf\u7535\u4f4d\u51fd\u6570\u7684\u6c14\u6001\u4ea7\u7269\u5b9e\u65f6\u5206\u6790\u3002\u4f7f\u7528a Cu NP \u548c b Pd1<\/sub>Cu SAA\u8fd8\u539fCO2<\/sub>\u65f6\uff0c\u901a\u8fc7\u8d28\u8c31\u4eea\u68c0\u6d4b\u7684\u5faa\u73af\u4f0f\u5b89\u56fe\u548c\u5b9e\u65f6\u78b3\u6c22\u5316\u5408\u7269\u4ea7\u7269\u5206\u5e03 \u00a0\u00a92023 The Author(s)<\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>5<\/strong> CO2<\/sub>\u8fd8\u539f\u8fc7\u7a0b\u4e2d\u5728Cu\u4e0a\u7684Pd\u5bf9\u4ea7\u7269\u5206\u5e03\u7684\u5f71\u54cd\u3002a\u00a0Cube-Cu \u548cb\u00a0Octa-Cu\u7684SEM \u56fe\u50cf\u3002c\u591a\u6676\u548c\u5f62\u72b6\u63a7\u5236\u7684Cu\u7eb3\u7c73\u7c92\u5b50\u548c Pd1<\/sub>Cu SAA\u7684\u7c89\u672b X \u5c04\u7ebf\u884d\u5c04\u56fe\u3002d\u00a0Pd K-edge EXAFS\uff08\u9634\u5f71\u7ebf\uff09\u548c\u66f2\u7ebf\u62df\u5408\uff08\u70b9\uff09\u3002e CH4<\/sub>\u548cC2<\/sub>H4<\/sub>\u7684FE\u5206\u5e03 \u00a92023 The Author(s)<\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>6<\/strong> \u5f62\u72b6\u63a7\u5236\u7684Cu\u548cPd1<\/sub>Cu SAA\u7684\u539f\u4f4dATR-SEIRAS\u3002O2<\/sub>\u9971\u548c0.5 M KHCO3<\/sub>\u7535\u89e3\u8d28\u4e2dPd1<\/sub>Cu SAA\u548cCu\u5728-0.8 V\u4e0b\u4f5c\u4e3a\u65f6\u95f4\u51fd\u6570\u6536\u96c6\u7684\u8f83\u9ad8\u6ce2\u6570\u5904\u7684\u5149\u8c31a\u00a0\u548c\u8f83\u4f4e\u6ce2\u6570\u5904\u7684\u5149\u8c31b \u00a92023 The Author(s)<\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>7<\/strong> Pd1Cu SAA\u4e2d\u5355\u539f\u5b50 Pd \u5bf9\u53cd\u5e94\u81ea\u7531\u80fd\u548c\u6d3b\u5316\u80fd\u5792\u7684DFT\u8ba1\u7b97\u3002a\u00a0\u2009Cu(111)\u3001Pd1<\/sub>Cu(111)\u548cCO- Pd1<\/sub>Cu (111)\u4e0aCO\u00a0*\u52a0\u6c22(H*\u00a0\u2009+ CO*\u00a0\u2009\u2192 CHO*\u00a0+*)\u7684\u53cd\u5e94\u81ea\u7531\u80fd\u548c\u6d3b\u5316\u52bf\u5792\u4ee5\u53ca\u76f8\u5e94\u7684IS\u3001TS \u548c FS\u7ed3\u6784\u3002b C-C\u5076\u8054(CO\u00a0*\u00a0\u2009+ CHO\u00a0*\u00a0\u2009\u2192 OCCHO\u00a0*\u00a0\u2009+ *)\u5728Cu(111)\u3001Pd1<\/sub>Cu(111)\u548cCO- Pd1<\/sub>Cu (111)\u4e0a\u7684\u53cd\u5e94\u81ea\u7531\u80fd\u548c\u6d3b\u5316\u52bf\u5792\u4ee5\u53ca\u76f8\u5e94\u7684IS\u3001TS \u548c FS\u7ed3\u6784 \u00a92023 The Author(s)<\/p>\n

 <\/p>\n

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

\u00a0 <\/strong>\u00a0\u7efc\u4e0a\u6240\u8ff0\uff0c\u8fd9\u9879\u5de5\u4f5c\u63d0\u51fa\u4e86\u4e00\u79cd\u5de7\u5999\u7684Pt1<\/sub>Cu\u5355\u539f\u5b50\u5408\u91d1 (SAAs) \u7eb3\u7c73\u50ac\u5316\u5242\u7684\u7b56\u7565\u3002\u94c2\u65cf\u91d1\u5c5e\u867d\u7136\u5728\u4f20\u7edf\u4e0a\u4e0d\u5229\u4e8e\u7535\u50ac\u5316CO2<\/sub>\u52a0\u6c22\uff0c\u4f46\u73b0\u5728\u53ef\u4ee5\u4f5c\u4e3aCu\u57fa\u4f53\u4e0a\u7684\u5408\u91d1\u5355\u539f\u5b50\u6765\u5229\u7528\uff0c\u4ee5\u663e\u8457\u5730\u63d0\u9ad8\u53cd\u5e94\u6548\u7387\u548c\u9009\u62e9\u6027\u5730\u4ea7\u751f\u78b3\u6c22\u5316\u5408\u7269\uff0c\u8fd9\u662f\u8bb8\u591a\u5176\u4ed6\u94dc\u57fa\u5408\u91d1\u65e0\u6cd5\u5b9e\u73b0\u7684\u53cd\u5e94\u76ee\u6807\u3002\u5728\u6c7d\u8f66\u7535\u6c14\u5316\u7684\u5927\u8d8b\u52bf\u4e0b\uff0c\u94c2\u65cf\u91d1\u5c5e\u91cd\u578b\u6c7d\u8f66\u50ac\u5316\u5242\u9010\u6e10\u88ab\u6dd8\u6c70\uff0c\u8fd9\u4e00\u65b0\u53d1\u73b0\u4e3a\u94c2\u65cf\u91d1\u5c5e\u50ac\u5316\u5242\u5e94\u7528\u5728\u5168\u7403\u5e02\u573a\u4e0a\u63d0\u4f9b\u4e86\u72ec\u7279\u7684\u673a\u4f1a\u3002<\/p>\n

 <\/p>\n

\u539f\u6587\u8be6\u60c5\uff1a<\/strong> https:\/\/doi.org\/10.1038\/s41467-023-38777-y<\/p>\n

\u672c\u6587\u7531K . L\u64b0\u7a3f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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