{"id":247645,"date":"2023-03-06T15:02:31","date_gmt":"2023-03-06T07:02:31","guid":{"rendered":"\/\/m.iemloyee.com\/?p=247645"},"modified":"2023-03-06T13:03:16","modified_gmt":"2023-03-06T05:03:16","slug":"%e3%80%90%e6%96%b0%e8%83%bd%e6%ba%90%e5%89%8d%e7%ba%bf%e3%80%91nat-commun-%ef%bc%9a%e5%8d%95%e5%8e%9f%e5%ad%90pt%e5%ae%9e%e7%8e%b0%e8%91%a1%e8%90%84%e7%b3%96%e9%80%89%e6%8b%a9%e6%80%a7%e5%85%89","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=247645","title":{"rendered":"\u3010\u65b0\u80fd\u6e90\u524d\u7ebf\u3011Nat. Commun.\uff1a\u5355\u539f\u5b50Pt\u5b9e\u73b0\u8461\u8404\u7cd6\u9009\u62e9\u6027\u5149\u7535\u5316\u5b66\u6c27\u5316"},"content":{"rendered":"

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

\u4f5c\u4e3a\u751f\u7269\u8d28\u6700\u91cd\u8981\u7684\u5206\u5b50\uff0c\u8461\u8404\u7cd6\u7684\u5404\u79cd\u589e\u503c\u4ea7\u54c1\u53d7\u5230\u8d8a\u6765\u8d8a\u591a\u7684\u5173\u6ce8\uff0c\u4f8b\u5982\u8461\u8404\u7cd6\u4e8c\u9178\uff08GLA\uff09\u3001\u8461\u8404\u7cd6\u9178\uff08GLU\uff09\u3001\u5c71\u68a8\u7cd6\u9187\u548c5-\u7f9f\u7532\u57fa\u7ce0\u919b\u3002GLA\u4f5c\u4e3a\u751f\u7269\u7ecf\u6d4e\u4e2d\u7684\u57fa\u7840\u5316\u5b66\u54c1\uff0c\u5df2\u4e8e2004\u5e74\u88ab\u7f8e\u56fd\u80fd\u6e90\u90e8\u786e\u5b9a\u4e3a12\u79cd\u9644\u52a0\u503c\u6700\u9ad8\u7684\u5316\u5b66\u54c1\u4e4b\u4e00\u3002\u5149\u7535\u5316\u5b66\uff08PEC\uff09\u6c27\u5316\u4e3aGLA\u751f\u4ea7\u63d0\u4f9b\u4e86\u53e6\u4e00\u79cd\u6709\u524d\u9014\u7684\u7b56\u7565\uff0c\u5b83\u53ef\u4ee5\u5728\u6e29\u548c\u7684\u6761\u4ef6\u4e0b\u64cd\u4f5c\uff0c\u65e0\u9700\u4f7f\u7528\u5371\u9669\u7684\u5316\u5b66\u6c27\u5316\u5242\u6216\u9ad8\u538bO2<\/sub>\u3002\u6b64\u5916\uff0cPEC\u7535\u6c60\u662f\u76f4\u63a5\u4ece\u592a\u9633\u5149\u4e2d\u5229\u7528\u5149\u751f\u7535\u5b50\u548c\u7a7a\u7a74\u6765\u9a71\u52a8\u53cd\u5e94\u7684\u65b9\u5f0f\uff0c\u5916\u52a0\u7535\u4f4d\u975e\u5e38\u4f4e\uff0c\u5177\u6709\u826f\u597d\u7684\u8282\u80fd\u73af\u4fdd\u6f5c\u529b\u3002\u56e0\u6b64\uff0cPEC GLA \u751f\u4ea7\u4f5c\u4e3a\u4e00\u79cd\u7eff\u8272\u6218\u7565\uff0c\u901a\u8fc7\u5c06\u7eff\u8272\u80fd\u6e90\u4e0e\u53ef\u518d\u751f\u539f\u6599\u76f8\u7ed3\u5408\uff0c\u4f7f\u7528\u6e05\u6d01\u71c3\u6599\u751f\u4ea7\u589e\u503c\u5316\u5b66\u54c1\u3002\u5c3d\u7ba1\u57fa\u4e8e\u8d35\u91d1\u5c5e\u7684\u50ac\u5316\u5242\u5728\u8461\u8404\u7cd6\u7684\u9633\u6781\u6c27\u5316\u8fc7\u7a0b\u4e2d\u5bf9GLA\u751f\u4ea7\u8868\u73b0\u51fa\u9ad8\u9009\u62e9\u6027\uff0c\u4f46\u9ad8\u6210\u672c\u9650\u5236\u4e86\u5b9e\u9645\u5e94\u7528\u3002\u5177\u6709\u660e\u786e\u6d3b\u6027\u4e2d\u5fc3\u548c\u6700\u5927\u539f\u5b50\u5229\u7528\u7387\u7684\u5355\u539f\u5b50\u50ac\u5316\u5242\u53ef\u4ee5\u5927\u5927\u51cf\u5c11\u8d35\u91d1\u5c5e\u7684\u7528\u91cf\uff0c\u4ece\u800c\u663e\u8457\u964d\u4f4e\u6210\u672c\u3002<\/p>\n

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

\u8fd1\u65e5\uff0c\u65b0\u52a0\u5761\u56fd\u7acb\u5927\u5b66\u9648\u4f1f\u6559\u6388\u56e2\u961f<\/strong>\u5f00\u53d1\u4e86\u4e00\u79cd\u5149\u7535\u5316\u5b66\u65b9\u6cd5\uff0c\u901a\u8fc7\u4f7f\u7528\u951a\u5b9a\u5728\u6709\u7f3a\u9677\u7684TiO2<\/sub>\u7eb3\u7c73\u68d2\u9635\u5217\u4e0a\u7684\u5355\u539f\u5b50Pt\u4f5c\u4e3a\u5149\u7535\u9633\u6781\uff0c\u9009\u62e9\u6027\u5730\u5c06\u8461\u8404\u7cd6\u6c27\u5316\u6210\u9ad8\u9644\u52a0\u503c\u7684\u8461\u7cd6\u4e8c\u9178\u3002\u7531\u6c27\u7a7a\u4f4d\u5f15\u8d77\u7684\u7f3a\u9677\u7ed3\u6784\u53ef\u4ee5\u540c\u65f6\u8c03\u8282\u7535\u8377\u8f7d\u6d41\u5b50\u7684\u52a8\u529b\u5b66\u548c\u80fd\u5e26\u7ed3\u6784\u3002\u901a\u8fc7\u4f18\u5316\u6c27\u7a7a\u4f4d\uff0c\u6709\u7f3a\u9677\u7684TiO2<\/sub>\u5149\u7535\u9633\u6781\u663e\u793a\u51fa\u6781\u5927\u7684\u7535\u8377\u5206\u79bb\u80fd\u529b\u548c\u660e\u663e\u589e\u5f3a\u7684C6<\/sub>\u4ea7\u54c1\u7684\u9009\u62e9\u6027\u548c\u4ea7\u7387\u3002\u5728\u8fd9\u9879\u5de5\u4f5c\u4e2d\uff0c\u5e26\u6709\u5355\u539f\u5b50Pt\u7684\u7f3a\u9677TiO2<\/sub>\u57280.6V\u6761\u4ef6\u4e0b\u5b9e\u73b0\u4e861.91 mA cm-2<\/sup>\u7684\u8461\u8404\u7cd6\u6c27\u5316\u5149\u7535\u6d41\u5bc6\u5ea6\uff0c\u4ece\u800c\u5728\u6a21\u62df\u9633\u5149\u7167\u5c04\u4e0b\u8461\u7cd6\u4e8c\u9178\u4ea7\u7387\u4e3a84.3%\u3002\u8be5\u8bba\u6587\u4ee5\u9898\u4e3a\u201cSelective photoelectrochemical oxidation of glucose to glucaric acid by single atom Pt decorated defective TiO2<\/sub>\u201d<\/strong>\u53d1\u8868\u5728\u77e5\u540d\u671f\u520aNature Communications<\/em><\/strong>\u4e0a\uff0cTian Zhuangliu\u4e3a\u672c\u6587\u7684\u4e00\u4f5c\u517c\u901a\u8baf\u4f5c\u8005\u3002<\/p>\n

\"\"<\/p>\n

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

\u5728\u6709\u7f3a\u9677\u7684TiO2<\/sub>\u4e0a\u4fee\u9970\u5355\u539f\u5b50Pt\uff0c\u53ef\u4ee5\u5b9e\u73b0\u8461\u8404\u7cd6\u9009\u62e9\u6027\u6c27\u5316\u4e3a\u8461\u8404\u7cd6\u4e8c\u9178\uff0c\u57280.6 V\u4e0b\u5b9e\u73b0\u4e861.91 mA cm-2<\/sup>\u7684\u8461\u8404\u7cd6\u6c27\u5316\u5149\u7535\u6d41\u5bc6\u5ea6\uff0c\u6a21\u62df\u9633\u5149\u7167\u5c04\u4e0b\u8461\u8404\u7cd6\u4e8c\u9178\u7684\u4ea7\u7387\u4e3a84.3%\u3002<\/p>\n

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

\"\"<\/p>\n

\u56fe<\/strong>1<\/strong>\u3001\u53cd\u5e94\u56fe\u793a<\/strong> \u00a9 2023 The Author<\/strong><\/p>\n

\u901a\u8fc7PEC\u7b56\u7565\u5728\u7528\u5355\u539f\u5b50Pt\u88c5\u9970\u7684\u6709\u7f3a\u9677\u7684TiO2<\/sub>\u7684\u5149\u7535\u9633\u6781\u4e0a\u5b9e\u73b0\u4e86\u8461\u8404\u7cd6\u5230GLA\u7684\u9009\u62e9\u6027\u6c27\u5316\u3002<\/p>\n

 <\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>2<\/strong>\u3001\u542b<\/strong>Pt<\/strong>\u539f\u5b50\u7684<\/strong>NRAs<\/strong>\u7684\u5236\u5907\u4e0e\u8868\u5f81<\/strong> \u00a9 2023 The Author<\/strong><\/p>\n

\uff08a\uff09TiO2<\/sub>\u3001def-TiO2<\/sub>\u548cPt\/def-TiO2<\/sub> NRAs\u7684\u5408\u6210\u793a\u610f\u56fe\u3002<\/p>\n

\uff08b-c\uff09TiO2<\/sub> NRA\u7684SEM\u4fef\u89c6\u56fe\u548c\u4fa7\u89c6\u56fe\u3002<\/p>\n

\uff08d\uff09TiO2<\/sub>\u3001def-TiO2<\/sub>\u548cPt\/def-TiO2<\/sub> NRAs\u7684XRD\u56fe\u6848\u3002<\/p>\n

\uff08e\uff09TiO2<\/sub>\u3001def-TiO2<\/sub>\u548cPt\/def-TiO2<\/sub>\u7684\u7d2b\u5916-\u53ef\u89c1\u5438\u6536\u5149\u8c31\u3002<\/p>\n

\uff08f\uff09TiO2<\/sub>\u3001def-TiO2<\/sub>\u548cPt\/def-TiO2<\/sub>\u7684Ti 2p\u7684XPS\u5149\u8c31\u3002<\/p>\n

 <\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>3<\/strong>\u3001\u7f3a\u9677<\/strong>TiO2<\/sub><\/strong>\u7eb3\u7c73\u68d2\u4e0a\u7684\u5355\u539f\u5b50<\/strong> \u00a9 2023\u00a0The Author<\/strong><\/p>\n

\uff08a-b\uff09Pt\/def-TiO2<\/sub>\u7684TEM\u3001HR-TEM\u548cHAADF-STEM\u56fe\u50cf\u3002<\/p>\n

\uff08d\uff09Pt\/def-TiO2<\/sub>\u7684\u5143\u7d20\u6620\u5c04\u3002<\/p>\n

\uff08e\uff09Pt 4f\u7684XPS\u5149\u8c31\u2009\u3002<\/p>\n

\uff08f\uff09Pt L3-edge XANES\u5149\u8c31\u3002<\/p>\n

\uff08g\uff09PtO2<\/sub>\u3001Pt\u7b94\u548cPt\/def-TiO2<\/sub>\u7684\u5085\u91cc\u53f6\u53d8\u6362EXAFS\u5149\u8c31\u3002<\/p>\n

\uff08h\uff09Pt\u7b94\u548cPt\/def-TiO2<\/sub>\u7684WT-EXAFS\u3002<\/p>\n

 <\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>4<\/strong>\u3001\u8461\u8404\u7cd6\u6c27\u5316\u7684<\/strong>PEC<\/strong>\u6027\u80fd<\/strong> \u00a9 2023 The Author<\/strong><\/p>\n

\uff08a\uff09\u8461\u8404\u7cd6\u6c27\u5316\u7684TiO2<\/sub>\u3001def-TiO2<\/sub>\u548cPt\/def-TiO2<\/sub>\u5149\u7535\u9633\u6781\u7684LSV\u66f2\u7ebf\u3002<\/p>\n

\uff08b\uff09\u6837\u54c1\u57280.6 VRHE<\/sub> 1 M KOH\u6709\/\u65e010 mM\u8461\u8404\u7cd6\u65f6\u7684\u77ac\u6001\u5149\u7535\u6d41\u54cd\u5e94\u3002<\/p>\n

\uff08c\uff09TiO2<\/sub>\u3001def-TiO2<\/sub>\u548cPt\/def-TiO2<\/sub>\u7684Mott\u2013Schottky\u56fe\u3002<\/p>\n

\uff08d\uff09TiO2<\/sub>\u548cPt\/def-TiO2<\/sub>\u5149\u7535\u9633\u6781\u7684\u65f6\u95f4\u5e38\u6570\u3002<\/p>\n

\uff08e-f\uff09TiO2<\/sub>\u548cPt\/def-TiO2<\/sub>\u5149\u7535\u9633\u6781\u7684\u76f8\u5e94\u7684\u7535\u5b50\u6269\u6563\u957f\u5ea6\u4ee5\u53ca\u6536\u96c6\u6548\u7387\u548c\u5916\u52a0\u7535\u52bf\u7684\u5173\u7cfb\u3002<\/p>\n

\uff08g\uff09\u57280.6 VRHE<\/sub>\u4e0b\uff0cPt\/def-TiO2<\/sub>\u5149\u7535\u9633\u6781\u4e0aGLA\u3001GLU\u548c\u8461\u8404\u7cd6\u6d53\u5ea6\u7684\u65f6\u95f4\u4f9d\u8d56\u6027\u53d8\u5316\u3002<\/p>\n

\uff08h\uff09Pt\/def-TiO2<\/sub>\u5149\u7535\u9633\u6781\u5728\u4e0d\u540c\u7535\u4f4d\u4e0b\u7684\u8461\u8404\u7cd6\u8f6c\u6362\u548cGLA\u9009\u62e9\u6027\u3002<\/p>\n

\uff08i\uff09Pt\/def-TiO2<\/sub>\u5149\u7535\u9633\u6781\u57280.6 VRHE<\/sub>\u4e0b\u7684\u5165\u5c04\u5149\u5230GLA\u8f6c\u6362\u6548\u7387\u5149\u8c31\u3002<\/p>\n

 <\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>5<\/strong>\u3001\u8461\u8404\u7cd6<\/strong>PEC<\/strong>\u6c27\u5316\u7684\u52a8\u529b\u5b66<\/strong> \u00a9 2023 The Author<\/strong><\/p>\n

\uff08a\uff09\u4ea7\u7269\u768413<\/sup>C-1<\/sup>H HMBC NMR\u8c31\u3002<\/p>\n

\uff08b-d\uff09\u57281 M KOH\u6c34\u6eb6\u6db2\u4e2d\u6d4b\u91cf\u7684GLU\u3001GLA\u548cGUR\u7684k<\/em>t<\/sub>\u3002<\/p>\n

\uff08e\uff09\u57fa\u4e8ePt\/def-TiO2<\/sub>\u7684\u7535\u8377\u8f6c\u79fb\u548c\u4f20\u8f93\u7684\u80fd\u91cf\u56fe\u3002<\/p>\n

 <\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>6<\/strong>\u3001\u53cd\u5e94\u673a\u7406\u7814\u7a76<\/strong> \u00a9 2023 The Author<\/strong><\/p>\n

\uff08a\uff09\u5728\u542b\u670910 mM\u8461\u8404\u7cd6\u76841 M KOH\u4e2d\uff0cPt\/def-TiO2<\/sub>\u5149\u7535\u9633\u6781\u4e0a\u8461\u8404\u7cd6PEC\u8f6c\u5316\u7684\u539f\u4f4d\u5085\u91cc\u53f6\u53d8\u6362\u7ea2\u5916\u5149\u8c31\u3002<\/p>\n

\uff08b\uff09\u57281 M KOH\u4e2d\u7684Pt\/def-TiO2<\/sub>\u5149\u7167\u4e0b\uff0c\u5bf9\u2022OH\u68c0\u6d4b\u7684EPR\u5149\u8c31\u3002<\/p>\n

\uff08c\uff09Pt\/def-TiO2<\/sub>\u5149\u7535\u9633\u6781\u4e0a\u8461\u8404\u7cd6PEC\u6c27\u5316\u4e3aGLU\u548cGLA\u7684\u53ef\u80fd\u9014\u5f84\u56fe\u793a\u3002<\/p>\n

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

\u7efc\u4e0a\u6240\u8ff0\uff0c\u7814\u7a76\u4eba\u5458\u5f00\u53d1\u4e86\u4e00\u79cdPEC\u65b9\u6cd5\u9009\u62e9\u6027\u5730\u5c06\u8461\u8404\u7cd6\u8f6c\u5316\u4e3a\u9ad8\u9644\u52a0\u503c\u7684GLA\u3002\u65e0\u5e8f\u7684TiO2<\/sub>\u548c\u5355\u539f\u5b50Pt\u4e4b\u95f4\u7684\u76f8\u4e92\u4f5c\u7528\u5bf9GLA\u7684\u9009\u62e9\u6027\u751f\u4ea7\u81f3\u5173\u91cd\u8981\u3002\u4ef7\u5e26\u7a7a\u7a74\u7684\u80fd\u91cf\u53ef\u4ee5\u901a\u8fc7\u7f3a\u9677\u7ed3\u6784\u8fdb\u884c\u8c03\u5236\uff0c\u5b9e\u73b0C6<\/sub>\u4ea7\u54c1\u7684\u4f18\u5316\u3002GLA\u7684\u9009\u62e9\u6027\u53ef\u4ee5\u901a\u8fc7Pt SAs\u901a\u8fc7\u52a0\u901fGLU\u6c27\u5316\u6765\u8c03\u8282\u3002\u56e0\u6b64\uff0c\u5728Pt\/def-TiO2<\/sub>\u5149\u7535\u9633\u6781\u4e0a\uff0c\u5728\u6a21\u62df\u65e5\u5149\u7167\u5c04\u30010.6 VRHE<\/sub>\u4e0b\uff0cGLA\u7684\u9009\u62e9\u6027\u8fbe\u5230\u4e8684.3%\u3002\u8fd9\u79cd\u7528\u4e8e\u6709\u673a\u5316\u5408\u7269\u9009\u62e9\u6027\u6c27\u5316\u7684PEC\u7b56\u7565\u4e3a\u5229\u7528\u751f\u7269\u8d28\u539f\u6599\u5f00\u53d1\u4e86\u65b0\u7684\u9014\u5f84\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1aSelective photoelectrochemical oxidation of glucose to glucaric acid by single atom Pt decorated defective TiO2<\/sub><\/a> ( Nat. Commun. <\/em>2023<\/strong>, 14<\/em>, 142)<\/p>\n

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