{"id":248745,"date":"2023-04-01T06:30:57","date_gmt":"2023-03-31T22:30:57","guid":{"rendered":"\/\/m.iemloyee.com\/?p=248745"},"modified":"2023-03-30T14:31:10","modified_gmt":"2023-03-30T06:31:10","slug":"%e9%9f%a9%e5%b8%83%e5%85%b4%e9%99%a2%e5%a3%ab%e6%9c%b1%e5%ba%86%e5%ae%ab%e7%a0%94%e7%a9%b6%e5%91%98jacs%ef%bc%9ap%e5%8c%ba%e9%87%91%e5%b1%9e%e6%8e%ba%e6%9d%82cu%e8%af%b1%e5%af%bcp-d%e6%9d%82","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=248745","title":{"rendered":"\u97e9\u5e03\u5174\u9662\u58eb&\u6731\u5e86\u5bab\u7814\u7a76\u5458JACS\uff1ap\u533a\u91d1\u5c5e\u63ba\u6742Cu\u8bf1\u5bfcp-d\u6742\u5316\u4fc3\u8fdbCO2\u7535\u8fd8\u539f\u5236\u5907\u591a\u78b3\u4ea7\u7269"},"content":{"rendered":"

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

CO2<\/sub>\u7535\u5316\u5b66\u50ac\u5316\u8f6c\u5316\u6280\u672f\u53ef\u4ee5\u6709\u6548\u5730\u5229\u7528\u6e05\u6d01\u7535\u80fd\uff0c\u5c06\u6c34\u548cCO2<\/sub>\u5728\u5ba4\u6e29\u6761\u4ef6\u4e0b\u8f6c\u5316\u4e3a\u5177\u6709\u66f4\u9ad8\u4ef7\u503c\u7684\u5316\u5b66\u54c1\u6216\u71c3\u6599\uff0c\u540c\u65f6\u53ef\u4ee5\u5b9e\u73b0\u53ef\u518d\u751f\u80fd\u6e90\u7684\u6709\u6548\u50a8\u5b58\uff0c\u4e3a\u78b3\u7684\u5faa\u73af\u5229\u7528\u548c\u78b3\u8fbe\u5cf0\u63d0\u4f9b\u6709\u5229\u652f\u6301\u3002CO2<\/sub>\u7535\u5316\u5b66\u50ac\u5316\u8f6c\u5316\u7684\u4ea7\u7269\u5206\u5e03\u975e\u5e38\u5e7f\u6cdb\uff0c\u4e0e\u5355\u78b3\u4ea7\u7269\uff08\u7532\u9178\u3001\u4e00\u6c27\u5316\u78b3\uff09\u76f8\u6bd4\uff0c\u591a\u78b3\u4ea7\u7269\uff08\u4e59\u9178\u3001\u4e59\u70ef\u3001\u4e59\u9187\u3001\u4e19\u9187\u7b49\uff09\u5177\u6709\u66f4\u9ad8\u7684\u80fd\u91cf\u5bc6\u5ea6\u548c\u9644\u52a0\u503c\u3002\u200b\u8fc4\u4eca\u4e3a\u6b62\uff0c\u94dc\u57fa\u50ac\u5316\u5242\u5728\u7535\u5316\u5b66CO2<\/sub>\u8fd8\u539f\u5236\u5907\u591a\u78b3\u4ea7\u7269\u4e2d\u6709\u7740\u5e7f\u6cdb\u7684\u62a5\u9053\u3002\u7136\u800c\uff0c\u4f7f\u7528\u94dc\u57fa\u50ac\u5316\u5242\u5236\u5907C2+<\/sub>\u4ea7\u7269\uff0c\u4ecd\u7136\u5b58\u5728\u6d3b\u6027\u5dee\u3001\u9009\u62e9\u6027\u548c\u6548\u7387\u4f4e\u7684\u95ee\u9898\uff0c\u5c24\u5176\u662f\u5728\u8f83\u5927\u7535\u6d41\u5bc6\u5ea6\uff08\u5b89\u57f9\u7ea7\uff09\u7684\u7535\u89e3\u6761\u4ef6\u4e0b\u3002C2+<\/sub>\u4ea7\u7269\u751f\u6210\u4e0d\u7406\u60f3\u7684\u4e3b\u8981\u539f\u56e0\u662f\u50ac\u5316\u5242\u8868\u9762\u590d\u6742\u7684\u7535\u5b50\u8f6c\u79fb\u548c*CO\u4e2d\u95f4\u4f53\u7684\u7ed3\u5408\u80fd\u529b\u5dee\uff0c\u5bfc\u81f4\u5176\u5b83\u7ade\u4e89\u9014\u5f84\u7684\u53d1\u751f\uff0c\u8fd9\u6781\u5927\u5730\u963b\u788d\u4e86\u94dc\u57fa\u50ac\u5316\u5242\u7684\u5b9e\u9645\u5e94\u7528\u3002\u56e0\u6b64\uff0c\u5728\u5de5\u4e1a\u89c4\u6a21\u4e0a\u53d1\u5c55\u5177\u6709\u9ad8C2+<\/sub>\u4ea7\u7269\u751f\u4ea7\u7387\u7684\u65b0\u578b\u4e14\u7a33\u5b9a\u7684\u7535\u50ac\u5316\u5242\u662f\u975e\u5e38\u91cd\u8981\u7684\u548c\u4e9f\u9700\u7684\u3002<\/p>\n

\u00a0<\/strong>\u4e8c\u3001\u3010\u6210\u679c\u63a0\u5f71\u3011<\/strong><\/p>\n

\u4e3a\u89e3\u51b3\u8fd9\u4e00\u96be\u9898\uff0c\u4e2d\u79d1\u9662\u5316\u5b66\u7814\u7a76\u6240\u97e9\u5e03\u5174\u9662\u58eb\u548c\u6731\u5e86\u5bab\u7814\u7a76\u5458\u56e2\u961f<\/strong>\u901a\u8fc7\u7b80\u5355\u7684\u4e24\u6b65\u6cd5\u6784\u5efa\u4e86\u5177\u6709p-d\u8f68\u9053\u6742\u5316\u7279\u5f81\u7684p\u533a\u91d1\u5c5eGa\u63ba\u6742Cu\uff08CuGa\uff09\u50ac\u5316\u5242\uff0c\u8be5\u50ac\u5316\u5242\u53ef\u4ee5\u5728\u5b89\u57f9\u7ea7\u7535\u6d41\u5bc6\u5ea6\u4e0b\u4fc3\u8fdbCO2<\/sub>\u9ad8\u6548\u7535\u50ac\u5316\u751f\u6210C2+<\/sub>\u4ea7\u7269\u3002\u5728-1.07 V\u7684\u7535\u4f4d\u4e0b\uff0c\u7535\u6d41\u5bc6\u5ea6\u53ef\u8fbe\u52300.9 A\/cm2<\/sup>\uff0c\u5e76\u4e14C2+<\/sub>\u6cd5\u62c9\u7b2c\u6548\u7387\uff08FE\uff09\u9ad8\u8fbe81.5%\u3002\u5b9e\u9a8c\u548c\u7406\u8bba\u7814\u7a76\u8868\u660e\uff0cCuGa\u7684\u4f18\u5f02\u6027\u80fd\u6e90\u81eaCu\u548cGa\u7684p-d\u6742\u5316\u76f8\u4e92\u4f5c\u7528\uff0c\u4e0d\u4ec5\u4e30\u5bcc\u4e86\u53cd\u5e94\u4f4d\u70b9\uff0c\u8fd8\u589e\u5f3a\u4e86*CO\u4e2d\u95f4\u4f53\u7684\u7ed3\u5408\u5f3a\u5ea6\uff0c\u4fc3\u8fdb\u4e86C-C\u5076\u8054\u3002\u8fd9\u79cdp-d\u6742\u5316\u7b56\u7565\u53ef\u4ee5\u6269\u5c55\u5230\u5176\u4ed6p\u533a\u91d1\u5c5e\u63ba\u6742\u7684Cu\u50ac\u5316\u5242\uff0c\u5982CuAl\u548cCuGe\uff0c\u4fc3\u8fdbCO2<\/sub>\u7535\u8fd8\u539f\u4ee5\u4ea7\u751fC2+<\/sub>\u3002\u57280.9 A\/cm2<\/sup>\u4e0bFE\u5206\u522b\u4e3a77.3%\u548c75.5%\u3002\u672c\u5de5\u4f5c\u9996\u6b21\u4f7f\u7528p\u533a\u91d1\u5c5e\u63ba\u6742Cu\u50ac\u5316\u5242\uff0c\u901a\u8fc7p-d\u8f68\u9053\u6742\u5316\u76f8\u4e92\u4f5c\u7528\u4fc3\u8fdb\u7535\u5316\u5b66CO2<\/sub>\u8fd8\u539f\u53cd\u5e94\u751f\u6210C2+<\/sub>\u4ea7\u7269\uff0c\u4e0d\u4ec5\u6df1\u5165\u63ed\u793a\u4e86p-d\u6742\u5316\u5bf9CO2<\/sub>RR\u4e2dC2+<\/sub>\u4ea7\u7269\u751f\u6210\u7684\u5f71\u54cd\uff0c\u800c\u4e14\u4e3a\u5728\u5b9e\u9645\u8bbe\u5907\u4e2d\u8bbe\u8ba1\u66f4\u5177\u521b\u65b0\u6027\u548c\u6548\u7387\u7684\u7528\u4e8e\u5b89\u57f9\u7ea7CO2<\/sub>\u7535\u89e3\u7684\u7535\u50ac\u5316\u5242\u5f00\u8f9f\u4e86\u9053\u8def\u3002\u76f8\u5173\u7814\u7a76\u6210\u679c\u4ee5\u201cp\u2013d Orbital Hybridization Induced by p-Block Metal-Doped Cu Promotes the Formation of C2+<\/sub> Products in Ampere-Level CO2<\/sub> Electroreduction<\/strong>\u201d\u4e3a\u9898\u53d1\u8868\u5728\u56fd\u9645\u77e5\u540d\u671f\u520aJ. Am. Chem. Soc.<\/em><\/strong>\u4e0a\u3002<\/p>\n

\"\"<\/p>\n

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

\u901a\u8fc7\u7b80\u5355\u7684\u4e24\u6b65\u6cd5\u5408\u6210\u4e86CuGa-II\u50ac\u5316\u5242\uff0c\u5728-1.07 V\u7535\u4f4d\u4e0b\u5176\u7684C2+<\/sub> FE\u53ef\u8fbe81.5%\uff0c\u7535\u6d41\u5bc6\u5ea6\u9ad8\u8fbe0.9 A\/cm2<\/sup>\u3002\u968f\u7740\u65bd\u52a0\u7535\u6d41\u5bc6\u5ea6\u7684\u589e\u52a0\uff0c\u50ac\u5316\u5242\u4ecd\u4fdd\u6301\u8f83\u9ad8\u7684C2+<\/sub> FE\uff0c\u57281.1 A\/cm2<\/sup>\u65f6\u4e3a76.9%\u3002\u901a\u8fc7\u7406\u8bba\u7814\u7a76\u63ed\u793a\u5176\u539f\u7406\u5e76\u5c06\u6b64p-d\u8f68\u9053\u6742\u5316\u7406\u8bba\u62d3\u5c55\u5230\u5176\u5b83p\u533a\u91d1\u5c5e\uff0c\u4f8b\u5982Al\u548cGe\uff0c\u5236\u5907\u7684\u50ac\u5316\u5242\u4e5f\u90fd\u5c55\u73b0\u51fa\u4e86\u8f83\u9ad8\u7684C2+<\/sub>\u4ea7\u7269\u9009\u62e9\u6027\u3002<\/p>\n

\u00a0<\/strong>\u56db\u3001\u3010\u6570\u636e\u6982\u89c8\u3011<\/strong><\/p>\n

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

\u56fe<\/strong>1\u00a0 CuGa<\/strong>\u6742\u5316\u6750\u6599\u7684\u5408\u6210<\/strong> \u00a9 ACS Publications<\/strong><\/p>\n

\uff08a\uff09CuGa\u5236\u5907\u793a\u610f\u56fe\u3002<\/p>\n

\uff08b-c\uff09CuGa-II\u7684TEM\u548cHRTEM\u56fe\u50cf\u3002<\/p>\n

\uff08d\uff09CuGa-II\u7684STEM\u56fe\u50cf\u4ee5\u53ca\u5143\u7d20mapping\u3002<\/p>\n

\uff08e\uff09Cu\u548cCuGa-II\u7684XRD\u56fe\u50cf\u3002<\/p>\n

\uff08f\uff09Cu\u548cCuGa-II\u7684Cu 2p1\/2<\/sub>\u548cCu 2p3\/2<\/sub>\u7684XPS\u56fe\u50cf\u3002<\/p>\n

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

\"\"<\/p>\n

\u56fe<\/strong>2\u00a0 CuGa<\/strong>\u6742\u5316\u6750\u6599\u7684<\/strong>CO2<\/sub><\/strong>\u7535\u50ac\u5316\u6027\u80fd<\/strong> \u00a9 ACS Publications<\/strong><\/p>\n

\uff08a-b\uff09\u5728Cu\u548cCuGa-ll\u4e0aCO2<\/sub>RR\u57280.3\u81f31.1 A\/cm2<\/sup>\u7684\u4e0d\u540c\u7535\u6d41\u5bc6\u5ea6\u4e0b\u7684\u4ea7\u7269\u5206\u5e03\u3002<\/p>\n

\uff08c\uff09\u57280.9 A\/cm2<\/sup>\u7684\u7535\u6d41\u5bc6\u5ea6\u4e0b\uff0c\u4e0d\u540c\u50ac\u5316\u5242\u4e0a\u7684C2+<\/sub>FE\u503c\u3002<\/p>\n

\uff08d-e\uff09\u5728CO2<\/sub>RR\u671f\u95f4\uff0cCu\u548cCuGa-ll\u5728\u4e0d\u540c\u7535\u4f4d\u4e0b\u7684\u539f\u4f4d\u62c9\u66fc\u5149\u8c31\u3002<\/p>\n

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

\"\"<\/p>\n

\u56fe<\/strong>3 \u00a0<\/strong>\u673a\u7406\u7814\u7a76<\/strong> \u00a9 ACS Publications<\/strong><\/p>\n

\uff08a\uff09CuGa\u7684\u4e0d\u540c\u91d1\u5c5e\u8f68\u9053\u7684PDOS\u3002<\/p>\n

\uff08b\uff09\u91d1\u5c5e\u94dc\u7684Cu 3d\/4s\u8f68\u9053\u7684PDOS\uff0cCO\u5206\u5b50\u7684DOS\u4ee5\u53caCO\u5728\u94dc\u8868\u9762\u5316\u5b66\u5438\u9644\u540e\u7684\u76f8\u4e92\u4f5c\u7528\u3002<\/p>\n

\uff08c\uff09CuGa\u7684Ga 4p\/3d\u8f68\u9053PDOS\uff0cCO\u5206\u5b50\u7684DOS\u4ee5\u53caCO\u5728CuGa\u8868\u9762\u5316\u5b66\u5438\u9644\u540e\u7684\u76f8\u4e92\u4f5c\u7528\u3002<\/p>\n

\uff08d\uff09\u53cd\u5e94\u4e2d\u95f4\u4f53\u5728Ga \u63ba\u6742Cu\uff08111\uff09\u7ed3\u6784\u4e0a\u7684\u4f18\u5316\u5438\u9644\u6784\u578b\u3002<\/p>\n

\uff08e\uff09Cu\u548cCuGa\u50ac\u5316\u5242\u4e0a*CO\u5230*OCCO\u7684\u81ea\u7531\u80fd\u56fe\u3002<\/p>\n

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

\"\"<\/p>\n

\u56fe<\/strong>4 \u00a0<\/strong>\u5176\u4ed6<\/strong>p<\/strong>\u533a\u91d1\u5c5e\u63ba\u6742\u7684<\/strong>Cu<\/strong>\u50ac\u5316\u5242\u7684\u7814\u7a76<\/strong> \u00a9 ACS Publications<\/strong><\/p>\n

\u5728CuAl\u548cCuGe\u50ac\u5316\u5242\u4e0a\uff0c\u57280.3\u81f31.1 A\/cm2<\/sup>\u7684\u5404\u79cd\u7535\u6d41\u5bc6\u5ea6\u4e0b\u7684C2+<\/sub> FE\u503c\u3002<\/p>\n

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

\u672c\u7814\u7a76\u53d1\u73b0\u901a\u8fc7\u5c06p\u533a\u91d1\u5c5e\u539f\u5b50\u63ba\u6742\u5230Cu\u4e2d\u8bf1\u5bfcp-d\u8f68\u9053\u6742\u5316\uff0c\u53ef\u4ee5\u5728\u5927\u7535\u6d41\u5bc6\u5ea6\u4e0b\u4fc3\u8fdbCO2<\/sub>RR\u751f\u6210\u591a\u78b3\u4ea7\u7269\u3002\u5728-1.07 V\u7535\u4f4d\u4e0b\uff0cCuGa-II\u7684C2+<\/sub> FE\u53ef\u8fbe81.5%\uff0c\u7535\u6d41\u5bc6\u5ea6\u9ad8\u8fbe0.9 A\/cm2<\/sup>\uff0c\u5176\u4e2dC2+<\/sub>\u4ea7\u7269\u7684\u5206\u7535\u6d41\u5bc6\u5ea6\u53ef\u8fbe0.73 A \/cm2<\/sup>\u3002\u968f\u7740\u65bd\u52a0\u7535\u6d41\u5bc6\u5ea6\u7684\u589e\u52a0\uff0c\u50ac\u5316\u5242\u4ecd\u4fdd\u6301\u8f83\u9ad8\u7684C2+<\/sub> FE\uff0c\u57281.1 A\/cm2<\/sup>\u65f6\u4e3a76.9%\u3002\u50ac\u5316\u5242\u4f18\u5f02\u7684\u7535\u50ac\u5316\u6027\u80fd\u6e90\u4e8ep-d\u6742\u5316\u76f8\u4e92\u4f5c\u7528\uff0c\u901a\u8fc7\u4f18\u5316\u6d3b\u6027\u4f4d\u70b9\u7684\u7535\u5b50\u7ed3\u6784\uff0c\u589e\u5f3a*CO\u4e2d\u95f4\u4f53\u7684\u7ed3\u5408\u5f3a\u5ea6\uff0c\u964d\u4f4eC-C\u5076\u8054\u7684\u53cd\u5e94\u80fd\u5792\uff0c\u6765\u63d0\u9ad8C2+<\/sub>\u9009\u62e9\u6027\u3002\u8fd9\u9879\u5de5\u4f5c\u4e0d\u4ec5\u6df1\u5165\u63ed\u793a\u4e86p-d\u6742\u5316\u5bf9CO2<\/sub>RR\u4e2dC2+<\/sub>\u4ea7\u7269\u9009\u62e9\u6027\u7684\u5f71\u54cd\uff0c\u800c\u4e14\u4e3a\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u8bbe\u8ba1\u66f4\u591a\u7528\u4e8e\u5b89\u57f9\u7ea7CO2<\/sub>\u7535\u89e3\u7684\u50ac\u5316\u5242\u5f00\u8f9f\u4e86\u65b0\u9053\u8def\u3002<\/p>\n

\u539f\u6587\u8be6\u60c5<\/strong>\uff1ap\u2013d Orbital Hybridization Induced by p-Block Metal-Doped Cu Promotes the Formation of C2+<\/sub> Products in Ampere-Level CO2<\/sub> Electroreduction<\/a> (J. Am. Chem. Soc.,<\/em> 2023<\/strong>, 145<\/em>, 4675\u20134682)<\/p>\n

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