{"id":247918,"date":"2023-03-15T05:56:14","date_gmt":"2023-03-14T21:56:14","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=247918"},"modified":"2023-03-13T15:56:26","modified_gmt":"2023-03-13T07:56:26","slug":"am%e7%94%b5%e5%82%ac%e5%8c%96%e5%b0%bf%e7%b4%a0%e5%90%88%e6%88%90%e8%bf%87%e7%a8%8b%e4%b8%ad%e9%93%9c%e5%8d%95%e5%8e%9f%e5%ad%90%e4%b8%8e%e5%9b%a2%e7%b0%87%e4%b9%8b%e9%97%b4%e7%9a%84%e5%8a%a8","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=247918","title":{"rendered":"AM:\u7535\u50ac\u5316\u5c3f\u7d20\u5408\u6210\u8fc7\u7a0b\u4e2d\u94dc\u5355\u539f\u5b50\u4e0e\u56e2\u7c07\u4e4b\u95f4\u7684\u52a8\u6001\u91cd\u6784"},"content":{"rendered":"<p style=\"text-align: center;\"><strong><b>\u4e00\u3001\u3010\u5bfc<\/b><\/strong><strong><b>\u8bfb\u3011<\/b><\/strong><\/p>\n<p>\u4eba\u53e3\u7684\u589e\u957f\u548c\u5bf9\u5316\u5de5\u539f\u6599\u7684\u8fd0\u7528\u5bfc\u81f4\u4e86\u5bf9\u4e0d\u53ef\u518d\u751f\u7684\u5316\u77f3\u8d44\u6e90\u7684\u5927\u91cf\u6d88\u8017\u548c\u5927\u91cf\u4e8c\u6c27\u5316\u78b3\u7684\u6392\u653e\uff0c\u4e0e\u6b64\u540c\u65f6\uff0c\u5316\u80a5\u96c6\u7ea6\u5316\u519c\u4e1a\u548c\u5de5\u4e1a\u6392\u653e\u4f1a\u5bfc\u81f4\u785d\u9178\u76d0\u6c61\u67d3\u7269\u7684\u6392\u653e\uff0c\u5bf9\u4eba\u7c7b\u5065\u5eb7\u548c\u73af\u5883\u6784\u6210\u4e86\u4e25\u91cd\u7684\u5a01\u80c1\u3002\u867d\u7136\u785d\u9178\u76d0\u8f6c\u5316\u4e3a\u6c28\u53ef\u4ee5\u901a\u8fc7\u53ef\u518d\u751f\u7535\u529b\u9a71\u52a8\u7684\u50ac\u5316\u8fd8\u539f\u53cd\u5e94\u6765\u5b9e\u73b0\uff0c\u4f46\u5de5\u4e1a\u8fc7\u7a0b\u4ecd\u9700\u8981\u8fdb\u4e00\u6b65\u8f6c\u5316\u4e3a\u5c3f\u7d20\u3002\u4e8c\u6c27\u5316\u78b3\u548c\u785d\u9178\u76d0\u4e4b\u95f4\u7684\u7535\u50ac\u5316\u78b3\u6c2e\u8026\u5408\u662f\u51cf\u5c11\u5c3f\u7d20\u751f\u4ea7\u7684\u6709\u6548\u9014\u5f84\uff0c\u53ef\u4ee5\u51cf\u5c11\u5bf9\u73af\u5883\u7684\u5f71\u54cd\uff0c\u5e76\u6ee1\u8db3\u5e9f\u7269\u4ef7\u503c\u5316\u548c\u5c3f\u7d20\u7684\u53ef\u6301\u7eed\u751f\u4ea7\u7684\u7efc\u5408\u9700\u6c42\u3002\u7136\u800c\uff0c\u7535\u50ac\u5316\u5c3f\u7d20\u5408\u6210\u662f\u4e00\u4e2a\u591a\u6b65\u9aa4\u7684\u53cd\u5e94\u8fc7\u7a0b\uff0c\u50ac\u5316\u6d3b\u6027\u4f4d\u70b9\u7684\u8bc6\u522b\u548c\u9ad8\u6548\u7535\u50ac\u5316\u5242\u7684\u8bbe\u8ba1\u4ecd\u7136\u662f\u4e00\u5927\u6311\u6218\u3002<\/p>\n<p>\u5355\u539f\u5b50\u6750\u6599\u7531\u4e8e\u5176\u8f83\u9ad8\u7684\u539f\u5b50\u5229\u7528\u7387\u548c\u6d3b\u6027\uff0c\u5728\u50ac\u5316\u9886\u57df\u5f15\u8d77\u4e86\u5e7f\u6cdb\u7684\u5173\u6ce8\u3002\u5728\u7535\u89e3\u8fc7\u7a0b\u4e2d\u4f1a\u53d1\u751f\u5355\u539f\u5b50\u50ac\u5316\u5242\u7684\u91cd\u7ec4\uff0c\u8fd9\u4f7f\u5f97\u771f\u5b9e\u7684\u6d3b\u6027\u4f4d\u70b9\u4e0e\u539f\u59cb\u50ac\u5316\u6784\u578b\u4e0d\u540c\uff0c\u5c24\u5176\u662f\u4ee5\u94dc\u539f\u5b50\u4e3a\u91d1\u5c5e\u4e2d\u5fc3\u7684\u50ac\u5316\u5242,\u5bf9\u50ac\u5316\u5242\u7684\u52a8\u6001\u91cd\u7ec4\u8fdb\u884c\u7814\u7a76\uff0c\u53ef\u4ee5\u786e\u5b9a\u53cd\u5e94\u7684\u771f\u5b9e\u6d3b\u6027\u4f4d\u70b9\uff0c\u7531\u6b64\u8bbe\u8ba1\u51fa\u5177\u6709\u9ad8\u6d3b\u6027\u7684\u50ac\u5316\u5242\u3002<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: center;\"><strong><b>\u4e8c\u3001\u3010<\/b><\/strong><strong><b>\u6210\u679c\u63a0\u5f71\u3011<\/b><\/strong><\/p>\n<p>\u8fd1\u65e5\uff0c\u6e56\u5357\u5927\u5b66\u738b\u53cc\u5370\u6559\u6388\u56e2\u961f\u62a5\u9053\u4e86\u4e00\u79cd\u5728\u6c27\u5316\u94c8\u8f7d\u4f53\u4e0a\u4fee\u9970\u94dc\u5355\u539f\u5b50\uff08\u8868\u793a\u4e3aCu<sub>1<\/sub>-CeO<sub>2<\/sub>\uff09\u50ac\u5316\u5242\u7684\u5408\u6210\uff0c\u8fd9\u79cd\u50ac\u5316\u5242\u5728\u5e94\u7528\u7535\u52bf\u4e3a-1.6 V versus RHE\u6761\u4ef6\u4e0b\u7684\u5e73\u5747\u5c3f\u7d20\u4ea7\u7387\u4e3a52.84 mmol h<sup>-1<\/sup>\u00a0g<sub>cat<\/sub><sup>-1<\/sup>\u3002XAS\u5149\u8c31\u663e\u793a\u4e86\u5728\u7535\u89e3\u8fc7\u7a0b\u4e2d\u94dc\u5355\u539f\u5b50\uff08Cu<sub>1<\/sub>\uff09\u5230\u56e2\u7c07\uff08Cu<sub>4<\/sub>\uff09\u7684\u91cd\u6784\uff0c\u8fd9\u79cd\u7535\u5316\u5b66\u91cd\u6784\u7684Cu<sub>4<\/sub>\u56e2\u7c07\u624d\u662f\u7535\u50ac\u5316\u5c3f\u7d20\u7684\u771f\u6b63\u6d3b\u6027\u4f4d\u70b9\u3002\u4f7f\u7528SR-FTIR\u548cDFT\u8ba1\u7b97\u9a8c\u8bc1\u4e86 Cu<sub>4<\/sub>\u4e0a\u6709\u5229\u7684\u78b3\u6c2e\u5076\u8054\u53cd\u5e94\u548c\u5c3f\u7d20\u5f62\u6210\u3002\u5f53\u65bd\u52a0\u7684\u7535\u52bf\u5207\u6362\u4e3a\u5f00\u8def\u7535\u52bf\u65f6\uff0c\u56e2\u7c07\u4f1a\u52a8\u6001\u548c\u53ef\u9006\u5730\u8f6c\u53d8\u4e3a\u5355\u539f\u5b50\u6784\u578b\uff0c\u4ece\u800c\u8d4b\u4e88\u50ac\u5316\u5242\u4f18\u5f02\u7684\u7ed3\u6784\u548c\u7535\u5316\u5b66\u7a33\u5b9a\u6027\u3002\u76f8\u5173\u7814\u7a76\u6210\u679c\u4ee5\u201c<em><i>Dynamic <\/i><\/em><em><i>R<\/i><\/em><em><i>econstitution <\/i><\/em><em><i>B<\/i><\/em><em><i>etween <\/i><\/em><em><i>C<\/i><\/em><em><i>opper <\/i><\/em><em><i>S<\/i><\/em><em><i>ingle atoms and <\/i><\/em><em><i>C<\/i><\/em><em><i>lusters for <\/i><\/em><em><i>E<\/i><\/em><em><i>lectrocatalytic <\/i><\/em><em><i>U<\/i><\/em><em><i>rea synthesis<\/i><\/em>\u201d\u4e3a\u9898\u53d1\u8868\u5728Advanced Materials\u4e0a\u3002<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-247919\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/02\/0-21.png\" alt=\"\" width=\"830\" height=\"344\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/02\/0-21.png 830w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/02\/0-21-300x124.png 300w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/02\/0-21-768x318.png 768w\" sizes=\"(max-width: 830px) 100vw, 830px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: center;\"><strong><b>\u4e09\u3001\u3010<\/b><\/strong><strong><b>\u6838\u5fc3\u521b\u65b0\u70b9\u3011<\/b><\/strong><\/p>\n<p>\u5bf9\u50ac\u5316\u5242\u7684\u52a8\u6001\u91cd\u7ec4\u8fdb\u884c\u7814\u7a76\uff0c\u786e\u5b9a\u53cd\u5e94\u7684\u771f\u5b9e\u6d3b\u6027\u4f4d\u70b9\uff0c\u53ef\u4ee5\u8bbe\u8ba1\u51fa\u5177\u6709\u9ad8\u6d3b\u6027\u7684\u50ac\u5316\u5242,\u4f46\u5355\u539f\u5b50\u94dc\u7535\u50ac\u5316\u5242\u5728\u7535\u50ac\u5316\u5c3f\u7d20\u5408\u6210\u4e2d\u7684\u52a8\u6001\u8f6c\u5316\u81f3\u4eca\u672a\u89c1\u62a5\u9053\uff0c\u672c\u6587\u62a5\u9053\u4e86\u4e00\u79cd\u5728\u6c27\u5316\u94c8\u8f7d\u4f53\u4e0a\u4fee\u9970\u94dc\u5355\u539f\u5b50\u50ac\u5316\u5242\u7684\u5408\u6210\u3002<\/p>\n<p style=\"text-align: center;\"><strong><b>\u00a0\u56db\u3001\u3010<\/b><\/strong><strong><b>\u6570\u636e\u6982\u89c8\u3011<\/b><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-247920\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/02\/\u56fe\u72471-47.png\" alt=\"\" width=\"1016\" height=\"620\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/02\/\u56fe\u72471-47.png 1016w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/02\/\u56fe\u72471-47-300x183.png 300w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/02\/\u56fe\u72471-47-768x469.png 768w\" sizes=\"(max-width: 1016px) 100vw, 1016px\" \/><\/p>\n<p><strong><b>\u56fe1 <\/b><\/strong><strong><b>\u00a0<\/b><\/strong><strong><b>a)L-Cu<\/b><\/strong><strong><sub><b>1<\/b><\/sub><\/strong><strong><b>-CeO<\/b><\/strong><strong><sub><b>2<\/b><\/sub><\/strong><strong><b>\u7684\u7403\u5dee\u6821\u6b63\u626b\u63cf\u900f\u5c04\u7535\u5b50\u663e\u5fae\u955c\uff08AC-TEM\uff09\u56fe<\/b><\/strong><strong><b>\uff0cb)L-Cu<\/b><\/strong><strong><sub><b>1<\/b><\/sub><\/strong><strong><b>-CeO<\/b><\/strong><strong><sub><b>2<\/b><\/sub><\/strong><strong><b>\u7684\u7403\u5dee\u6821\u6b63\u9ad8\u89d2\u5ea6\u73af\u5f62\u6697\u573a\u626b\u63cf\u900f\u5c04\u7535\u5b50\u663e\u5fae\u955c\uff08AC-HAADF-STEM\uff09\u56fe<\/b><\/strong><strong><b>\uff0cc-f)L-Cu<\/b><\/strong><strong><sub><b>1<\/b><\/sub><\/strong><strong><b>-CeO<\/b><\/strong><strong><sub><b>2<\/b><\/sub><\/strong><strong><b>\u4e2d<\/b><\/strong><strong><b>\u7684\u94dc\u3001\u94c8\u548c\u6c27\u7684\u5143\u7d20\u6620\u5c04<\/b><\/strong><strong><b>\u56fe<\/b><\/strong><strong><b>\uff0cg)<\/b><\/strong><strong><b>L-Cu<\/b><\/strong><strong><sub><b>1<\/b><\/sub><\/strong><strong><b>-CeO<\/b><\/strong><strong><sub><b>2<\/b><\/sub><\/strong><strong><b>, H-Cu-CeO<\/b><\/strong><strong><sub><b>2<\/b><\/sub><\/strong><strong><b>\u00a0\u548c\u53c2\u8003\u6837\u54c1<\/b><\/strong><strong><b>\u00a0Cu<\/b><\/strong><strong><sub><b>2<\/b><\/sub><\/strong><strong><b>O\uff0cCuO\u548c\u94dc\u7b94\u4e2dCu\u7684K\u8fb9\u7f18\u7684X\u5c04\u7ebf\u5438\u6536\u8fd1\u8fb9\u8c31 (XANES)\uff0c h)L-Cu<\/b><\/strong><strong><sub><b>1<\/b><\/sub><\/strong><strong><b>-CeO<\/b><\/strong><strong><sub><b>2<\/b><\/sub><\/strong><strong><b>, H-Cu-CeO<\/b><\/strong><strong><sub><b>2<\/b><\/sub><\/strong><strong><b>\u00a0\u548c\u53c2\u8003\u6837\u54c1<\/b><\/strong><strong><b>\u00a0Cu<\/b><\/strong><strong><sub><b>2<\/b><\/sub><\/strong><strong><b>O\uff0cCuO\u548c\u94dc\u7b94\u4e2dCu\u7684R\u7a7a\u95f4\u6269\u5c55X\u5c04\u7ebf\u5438\u6536\u7cbe\u7ec6\u7ed3\u6784\u56fe(EXAFS)\uff0c i)L-Cu<\/b><\/strong><strong><sub><b>1<\/b><\/sub><\/strong><strong><b>-CeO<\/b><\/strong><strong><sub><b>2<\/b><\/sub><\/strong><strong><b>\u548cH-Cu-CeO<\/b><\/strong><strong><sub><b>2<\/b><\/sub><\/strong><strong><b>\u7684x\u5c04\u7ebf\u884d\u5c04\u56fe\uff08XRD\uff09<\/b><\/strong><strong><b>\u00a9 <\/b><\/strong><strong><b>Wiley<\/b><\/strong><\/p>\n<p>&nbsp;<\/p>\n<p><strong><b><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-247921\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/02\/\u56fe\u72472-45.png\" alt=\"\" width=\"805\" height=\"596\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/02\/\u56fe\u72472-45.png 805w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/02\/\u56fe\u72472-45-300x222.png 300w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/02\/\u56fe\u72472-45-768x569.png 768w\" sizes=\"(max-width: 805px) 100vw, 805px\" \/><\/b><\/strong><\/p>\n<p><strong><b>\u56fe2<\/b><\/strong><strong><b>\u00a0\u00a0<\/b><\/strong><strong><b>a)CeO<\/b><\/strong><strong><sub><b>2<\/b><\/sub><\/strong><strong><b>\u3001L-Cu<\/b><\/strong><strong><sub><b>1<\/b><\/sub><\/strong><strong><b>-CeO<\/b><\/strong><strong><sub><b>2<\/b><\/sub><\/strong><strong><b>\u3001H-Cu-CeO<\/b><\/strong><strong><sub><b>2<\/b><\/sub><\/strong><strong><b>\u548cCuO-CeO<\/b><\/strong><strong><sub><b>2<\/b><\/sub><\/strong><strong><b>\u50ac\u5316\u5242\u5728\u4e0d\u540c\u5e94\u7528\u7535\u4f4d\u4e0b\u7684\u5c3f\u7d20\u6536\u7387<\/b><\/strong><strong><b>\uff0c<\/b><\/strong><strong><b>b)<\/b><\/strong><strong><b>\u5728\u5e94\u7528\u7535\u52bf\u4e3a-1.6 V versus RHE\u65f6M<\/b><\/strong><strong><sub><b>1<\/b><\/sub><\/strong><strong><b>-CeO<\/b><\/strong><strong><sub><b>2<\/b><\/sub><\/strong><strong><b>(M\u8868\u793a\u4e0d\u540c\u7684\u91d1\u5c5e\u5143\u7d20\uff09\u5c3f\u7d20\u7684\u4ea7\u7387\uff0cc)L-Cu<\/b><\/strong><strong><sub><b>1<\/b><\/sub><\/strong><strong><b>-CeO<\/b><\/strong><strong><sub><b>2<\/b><\/sub><\/strong><strong><b>\u548cCuO-CeO<\/b><\/strong><strong><sub><b>2<\/b><\/sub><\/strong><strong><b>\u50ac\u5316\u5242\u7684\u7a33\u5b9a\u6027\u6d4b\u8bd5\u7ed3\u679c<\/b><\/strong><strong><b>\u00a0<\/b><\/strong><strong><b>\u00a9 <\/b><\/strong><strong><b>Wiley<\/b><\/strong><\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-247922\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/02\/\u56fe\u72473-46.png\" alt=\"\" width=\"931\" height=\"422\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/02\/\u56fe\u72473-46.png 931w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/02\/\u56fe\u72473-46-300x136.png 300w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/02\/\u56fe\u72473-46-768x348.png 768w\" sizes=\"(max-width: 931px) 100vw, 931px\" \/><\/p>\n<p><strong><b>\u56fe3 \u00a0<\/b><\/strong><strong><b>a<\/b><\/strong><strong><b>)C<\/b><\/strong><strong><b>&#8211;<\/b><\/strong><strong><b>N\u8026\u5408\u8fc7\u7a0b\u4e2d\u4e0d\u540c\u9634\u6781\u7535\u4f4d\u4e0bCu<\/b><\/strong><strong><sub><b>1<\/b><\/sub><\/strong><strong><b>-CeO<\/b><\/strong><strong><sub><b>2<\/b><\/sub><\/strong><strong><b>\u7684Cu<\/b><\/strong><strong><b>\u7684<\/b><\/strong><strong><b>k<\/b><\/strong><strong><b>\u8fb9\u7f18<\/b><\/strong><strong><b>XANES\u8c31<\/b><\/strong><strong><b>\uff0c<\/b><\/strong><strong><b>b)C-N\u8026\u5408\u8fc7\u7a0b\u4e2d\u4e0d\u540c\u9634\u6781\u7535\u4f4d\u4e0bCu<\/b><\/strong><strong><sub><b>1<\/b><\/sub><\/strong><strong><b>-CeO<\/b><\/strong><strong><sub><b>2<\/b><\/sub><\/strong><strong><b>\u7684Cu<\/b><\/strong><strong><b>\u7684R<\/b><\/strong><strong><b>\u7a7a\u95f4EXAFS\u8c31<\/b><\/strong><strong><b>\uff0cc)XAS\u64cd\u4f5c\u6d4b\u91cf\u663e\u793a\u7684\u94dc\u5355\u539f\u5b50\u91cd\u6784\u4e3a\u56e2\u7c07\u7684\u793a\u610f\u56fe<\/b><\/strong><strong><b>\u00a0<\/b><\/strong><strong><b>\u00a9 <\/b><\/strong><strong><b>Wiley<\/b><\/strong><\/p>\n<p>&nbsp;<\/p>\n<p><strong><b><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-247923\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/02\/\u56fe\u72474-39.png\" alt=\"\" width=\"890\" height=\"675\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/02\/\u56fe\u72474-39.png 890w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/02\/\u56fe\u72474-39-300x228.png 300w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/02\/\u56fe\u72474-39-768x582.png 768w\" sizes=\"(max-width: 890px) 100vw, 890px\" \/><\/b><\/strong><\/p>\n<p><strong><b>\u56fe4 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