{"id":156493,"date":"2018-10-17T08:00:59","date_gmt":"2018-10-17T00:00:59","guid":{"rendered":"\/\/m.iemloyee.com\/?p=156493"},"modified":"2018-10-17T14:50:58","modified_gmt":"2018-10-17T06:50:58","slug":"%e4%b8%ad%e7%a7%91%e5%a4%a7%e5%90%b4%e5%ae%87%e6%81%a9%e6%9d%8e%e9%9c%87%e5%ae%87angew-chem-int-ed-%e9%95%8d%e7%ba%b3%e7%b1%b3%e9%a2%97%e7%b2%92%e9%80%9a%e8%bf%87%e5%8e%9f%e4%bd%8d%e5%8a%a0","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=156493","title":{"rendered":"\u4e2d\u79d1\u5927\u5434\u5b87\u6069&\u674e\u9707\u5b87Angew. Chem. Int. Ed. : \u954d\u7eb3\u7c73\u9897\u7c92\u901a\u8fc7\u539f\u4f4d\u52a0\u70ed\u800c\u539f\u5b50\u5316\u5f62\u6210\u8868\u9762\u5bcc\u96c6\u7684\u954d\u5355\u539f\u5b50\u50ac\u5316\u5242"},"content":{"rendered":"

\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n

\n \u7406\u60f3\u7684\u975e\u5747\u76f8\u7535\u8fd8\u539fCO2<\/sub>\u50ac\u5316\u5242\u5e94\u5728\u8f7d\u4f53\u4e0a\u542b\u6709\u9ad8\u5ea6\u5206\u6563\u7684\u6d3b\u6027\u7269\u8d28\u548c\u8db3\u591f\u7684\u53ef\u63a5\u89e6\u8868\u9762\u4ee5\u907f\u514d\u4f20\u8d28\u95ee\u9898\u3002\u56e0\u6b64\uff0c\u91c7\u7528\u591a\u5b54\u8f7d\u4f53\u4e0d\u4ec5\u53ef\u4ee5\u7a33\u5b9a\u53cd\u5e94\u4f4d\u70b9\uff0c\u800c\u4e14\u53ef\u4ee5\u4fdd\u8bc1\u53cd\u5e94\u7269\u7684\u5feb\u901f\u5438\u9644\u548c\u4ea7\u7269\u7684\u89e3\u5438\u3002\u6700\u8fd1\uff0c\u5355\u539f\u5b50\u50ac\u5316\u5242\u7531\u4e8e\u5176\u4f18\u5f02\u7684CO2<\/sub>\u7535\u8fd8\u539f\u6027\u80fd\u548c\u539f\u5b50\u7ecf\u6d4e\u6027\u800c\u5f15\u8d77\u4e86\u4eba\u4eec\u7684\u5173\u6ce8\u3002\u7136\u800c\uff0c\u5927\u591a\u6570\u5355\u539f\u5b50\u50ac\u5316\u5242\u7684\u5408\u6210\u65b9\u6cd5\u90fd\u662f\u57fa\u4e8e\u81ea\u4e0b\u800c\u4e0a\u7684\u7b56\u7565\uff0c\u5176\u4e2d\u91d1\u5c5e\u79bb\u5b50\u5438\u9644\u5728\u542b\u6709\u7f3a\u9677\u7684\u57fa\u8d28\u4e0a\uff0c\u7136\u540e\u5728\u6574\u4e2a\u8f7d\u4f53\u4e2d\u8fd8\u539f\u5f62\u6210\u5355\u4e2a\u539f\u5b50\u3002\u57fa\u4e8e\u8fd9\u79cd\u81ea\u4e0b\u800c\u4e0a\u7684\u65b9\u6cd5\uff0c\u591a\u5b54\u8f7d\u4f53\u4e0d\u80fd\u5c06\u5927\u591a\u6570\u539f\u5b50\u91d1\u5c5e\u7269\u8d28\u9650\u5236\u5728\u8868\u9762\uff0c\u56e0\u4e3a\u5176\u96be\u4ee5\u907f\u514d\u91d1\u5c5e\u5728\u8f7d\u4f53\u57fa\u8d28\u5185\u8fc1\u79fb\uff0c\u4f7f\u5f97\u5355\u91d1\u5c5e\u4f4d\u70b9\u662f\u5728\u6574\u4e2a\u57fa\u8d28\u5185\u800c\u4e0d\u662f\u5728\u8868\u9762\u4e0a\u5747\u5300\u5206\u5e03\uff0c\u5e76\u5bfc\u81f4\u5927\u91cf\u4f20\u8d28\u95ee\u9898\u4ee5\u53ca\u50ac\u5316\u8fc7\u7a0b\u7684\u5931\u6d3b\u3002<\/p>\n

\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n

\n \u8fd1\u65e5\uff0c\u4e2d\u56fd\u79d1\u5b66\u6280\u672f\u5927\u5b66\u5434\u5b87\u6069\u6559\u6388\u3001\u674e\u9707\u5b87\u6559\u6388(\u5171\u540c\u901a\u8baf\u4f5c\u8005)\u7b49<\/strong>\u5229\u7528\u65b0\u578b\u7684\u81ea\u4e0a\u800c\u4e0b\u7b56\u7565\u5c06\u8d1f\u8f7d\u7684\u954d\u91d1\u5c5e\u7eb3\u7c73\u9897\u7c92\u8f6c\u53d8\u6210\u70ed\u7a33\u5b9a\u7684\u8868\u9762\u5bcc\u96c6\u7684\u954d\u5355\u539f\u5b50\uff0c\u5e76\u5728Angew. Chem. Int. Ed.<\/strong>\u4e0a\u53d1\u8868\u4e86\u9898\u4e3a\u201cIn Situ Thermal Atomization to Convert Supported Nickel Nanoparticles into Surface-Bound Nickel Single-Atom Catalysts<\/strong>\u201d\u7684\u7814\u7a76\u8bba\u6587\u3002\u5728\u5177\u6709\u4e30\u5bcc\u7f3a\u9677\u7684\u6c2e\u63ba\u6742\u78b3\u7684\u8f85\u52a9\u4e0b\uff0c\u4e0a\u8ff0\u5408\u6210\u5de5\u827a\u4e0d\u4ec5\u53ef\u5c06\u7eb3\u7c73\u9897\u7c92\u8f6c\u5316\u4e3a\u5355\u539f\u5b50\uff0c\u800c\u4e14\u8fd8\u4ea7\u751f\u8bb8\u591a\u5b54\u9699\u4ee5\u4fc3\u8fdb\u6eb6\u89e3\u7684CO2<\/sub>\u548c\u5355\u4e00\u954d\u4f4d\u70b9\u7684\u63a5\u89e6\u3002\u5176\u53ef\u80fd\u7684\u53cd\u5e94\u673a\u7406\u5982\u4e0b\uff1a\u954d\u7eb3\u7c73\u9897\u7c92\u5728\u9ad8\u6e29\u4e0b\u53ef\u4ee5\u7834\u574f\u8868\u9762C-C\u952e\u94bb\u5165\u78b3\u57fa\u8d28\uff0c\u5728\u8868\u9762\u7559\u4e0b\u5b54\u9699\u3002\u5f53Ni\u7eb3\u7c73\u9897\u7c92\u66b4\u9732\u4e8e\u6c2e\u63ba\u6742\u78b3\u65f6\uff0c\u5f3a\u914d\u4f4d\u4f5c\u7528\u5c06\u954d\u539f\u5b50\u4e0e\u954d\u91d1\u5c5e\u9897\u7c92\u5206\u79bb\u3002\u954d\u539f\u5b50\u7a33\u5b9a\u5728\u78b3\u57fa\u5e95\u7684\u8868\u9762\u5185\u3002\u954d\u7eb3\u7c73\u9897\u7c92\u4e2d\u539f\u5b50\u954d\u7269\u79cd\u7684\u8fde\u7eed\u635f\u5931\u6700\u7ec8\u4f1a\u5bfc\u81f4\u954d\u7eb3\u7c73\u9897\u7c92\u7684\u539f\u5b50\u5316\u3002\u6b64\u65f6\u542b\u6709\u5f3a\u914d\u4f4d\u4f5c\u7528\u7684\u6c2e\u5143\u7d20\u5fc5\u4e0d\u53ef\u5c11\uff0c\u5982\u679c\u6211\u4eec\u5c06\u5728\u6ca1\u6709\u6c2e\u7f3a\u9677\u7684\u78b3\u4e0a\u91cd\u590d\u76f8\u540c\u7684\u5b9e\u9a8c\uff0c\u53d1\u73b0\u6b64\u65f6\u7684\u954d\u4e0d\u4ec5\u4e0d\u4f1a\u539f\u5b50\u5316\uff0c\u53cd\u800c\u4f1a\u53d1\u751f\u719f\u5316\u800c\u56e2\u805a\u3002\u5728CO2<\/sub>\u7535\u8fd8\u539f\u6d4b\u8bd5\u8868\u660e\uff0c\u8868\u9762\u5bcc\u96c6\u7684\u954d\u5355\u539f\u5b50\u76f8\u5bf9\u4e8e\u4f53\u76f8\u5206\u5e03\u7684\u5355\u539f\u5b50\u5219\u5c55\u73b0\u51fa\u66f4\u9ad8\u7684TOF\uff0c\u8fdb\u4e00\u6b65\u7684\u9610\u91ca\u51fa\u5145\u5206\u66b4\u9732\u6d3b\u6027\u4f4d\u70b9\u548c\u964d\u4f4e\u4f20\u8d28\u80fd\u5792(\u7a7a\u95f4\u6548\u5e94)\u662f\u63d0\u9ad8\u50ac\u5316\u5242\u6d3b\u6027\u7684\u91cd\u8981\u624b\u6bb5\u4e4b\u4e00\u3002<\/p>\n

\u3010\u56fe\u6587\u7b80\u4ecb\u3011<\/strong>
\n \u56fe1 SE-Ni SAs@PNC\u7684\u5236\u5907\u53ca\u5176\u7ed3\u6784\u8868\u5f81<\/strong><\/p>\n

\"\"<\/p>\n

a) \u954d\u7eb3\u7c73\u9897\u7c92\u5411\u954d\u5355\u539f\u5b50\u8f6c\u5316\u7684\u8fc7\u7a0b\u793a\u610f\u56fe\uff1b
\n b) Ni NPs@NC\u7684TEM\u56fe\u50cf\uff1b
\n c) Ni NPs@NC\u7684HRTEM\u56fe\u50cf\uff1b
\n d) Ni NPs@NC\u7684EDS\u5143\u7d20\u5206\u5e03\u56fe\u50cf\uff1b
\n e) SE-Ni SAs@PNC\u7684TEM\u56fe\u50cf\uff1b
\n f) SE-Ni SAs@PNC \u7684AC HAADF-STEM\u56fe\u50cf(\u767d\u8272\u865a\u7ebf\u5708\u8868\u793a\u954d\u7eb3\u7c73\u9897\u7c92\u70ed\u6269\u6563\u8fc7\u7a0b\u7559\u4e0b\u7684\u5b54\u9699)\uff1b
\n g) SE-Ni SAs@PNC\u7684EDS\u5143\u7d20\u5206\u5e03\u56fe\u50cf\u3002<\/p>\n

\u56fe2 SE-Ni SAs@PNC\u7684\u7cbe\u7ec6\u7ed3\u6784\u5206\u6790<\/strong><\/p>\n

\"\"<\/p>\n

a) \u954d\u7b94\u3001SE-Ni SAs@PNC\u3001Ni NPs@NC\u548cNi NPs@C\u7684FT-EXAFS\u5149\u8c31\uff1b
\n b-d) SE-Ni SAs@PNC\u3001Ni NPs@NC\u548cNi NPs@C\u7684WT-EXAFS\u5149\u8c31\uff1b
\n e) NC\u548cSE-Ni SAs@PNC\u7684N K\u8fb9 NEXAFS\u5149\u8c31\uff1b
\n f) NC\u548cSE-Ni SAs@PNC\u7684N2<\/sub>\u5438-\u8131\u9644\u7b49\u6e29\u7ebf\uff1b
\n g) NC\u548cSE-Ni SAs@PNC\u76f8\u5e94\u7684\u5b54\u5f84\u5206\u5e03\u66f2\u7ebf\u3002<\/p>\n

\u56fe3 \u954d\u7eb3\u7c73\u9897\u7c92\u5411\u954d\u5355\u539f\u5b50\u8f6c\u5316\u7684\u8fc7\u7a0b<\/strong><\/p>\n

\"\"<\/p>\n

a-f) Ni NPs@NC\u572825\u2103\u3001200\u2103\u3001400\u2103\u3001600\u2103\u3001700\u2103\u548c800\u2103\u539f\u4f4d\u70ed\u89e3\u7684TEM\u56fe\u50cf\uff1b
\n g) \u5421\u54af\u6c2e\u3001\u5421\u5576\u6c2e\u3001\u5b63\u6c2e\u548c\u77f3\u58a8\u70ef\u5bf9\u954d\u5438\u9644\u539f\u5b50\u548c\u954d\u5782\u76f4\u4e8c\u805a\u4f53\u7684\u5438\u9644\u80fd(\u5176\u4e2d\u78b3\u539f\u5b50\u4e3a\u7070\u8272\uff0c\u954d\u539f\u5b50\u4e3a\u84dd\u8272\uff0c\u6c2e\u539f\u5b50\u4e3a\u7ea2\u8272)\u3002<\/p>\n

\u56fe4 SE-Ni SAs@PNC\u7684\u7535\u50ac\u5316\u6d3b\u6027<\/strong><\/p>\n

\"\"<\/p>\n

a) \u5728CO2<\/sub>\u9971\u548c\u76840.1 M KHCO3<\/sub>\u6eb6\u6db2\u4e2d\uff0cSE-Ni SAs@PNC\u3001Ni NPs@NC\u548cNC\u7535\u50ac\u5316\u5242\u5728\u4e0d\u540c\u7535\u52bf\u4e0b\u7684\u7535\u6d41\u5bc6\u5ea6\u66f2\u7ebf\uff1b
\n b) SE-Ni SAs@PNC\u3001Ni NPs@NC\u3001NC\u3001Ni NPs@C\u548cNi SAs@NC\u5728\u4e0d\u540c\u7535\u52bf\u4e0b\u7684\u4e00\u6c27\u5316\u78b3FEs\uff1b
\n c) SE-Ni SAs@PNC\u548cNi SAs@NC\u50ac\u5316\u5242\u7684TOFs\u548c\u5c40\u90e8CO\u7535\u6d41\u5bc6\u5ea6\u66f2\u7ebf\uff1b
\n d) SE-Ni SAs@PNC\u57281.0 V(vs RHE)\u7684\u7a33\u5b9a\u6027\u6d4b\u8bd5\uff1b
\n e) \u7535\u5316\u5b66\u8fd8\u539fCO2<\/sub>\u8fc7\u7a0b\u4e2d\u6d3b\u6027\u4f4d\u70b9\u7684\u7ed3\u6784\u6f14\u5316\uff1b
\n f) SE-Ni SAs@PNC\u548cNi NPs(111)\u5c06CO2<\/sub>\u8f6c\u5316\u4e3aCO\u7684\u81ea\u7531\u80fd\u56fe\u3002<\/p>\n

\u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n

\n \u7efc\u4e0a\u6240\u8ff0\uff0c\u7814\u7a76\u4eba\u5458\u901a\u8fc7\u70ed\u539f\u5b50\u5316\u8bf1\u5bfc\u4e86Ni\u5355\u539f\u5b50\u5728\u591a\u5b54\u6c2e\u63ba\u6742\u78b3\u8868\u9762\u7684\u5bcc\u96c6\u3002\u4e0e\u954d\u5355\u539f\u5b50\u5206\u5e03\u4e8e\u6574\u4e2a\u57fa\u5e95\u4e2d\u7684\u4f53\u7cfb\u76f8\u6bd4\uff0c\u591a\u5b54NC\u8f7d\u4f53\u4e0a\u7684\u8868\u9762\u954d\u5355\u539f\u5b50\u66f4\u6709\u5229\u4e8e\u7535\u8fd8\u539fCO2<\/sub>\u4f20\u8d28\u8fc7\u7a0b\uff0c\u8fdb\u800c\u4ea7\u751f\u4e86\u66f4\u9ad8\u7684\u6d3b\u6027\u3001\u9009\u62e9\u6027\u548c\u7a33\u5b9a\u6027\u3002\u4e0a\u8ff0\u7814\u7a76\u6210\u679c\u53ef\u4e3a\u5408\u6210\u5355\u539f\u5b50\u5bcc\u96c6\u8868\u9762\u63d0\u4f9b\u65b0\u7684\u673a\u9047\uff0c\u8fdb\u4e00\u6b65\u63d0\u9ad8\u539f\u5b50\u5229\u7528\u7387\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1aIn Situ Thermal Atomization to Convert Supported Nickel Nanoparticles into Surface-Bound Nickel Single-Atom Catalysts<\/a> <\/strong>(Angew. Chem. Int. Ed.<\/strong>, 2018, DOI: 10.1002\/anie.201808049)<\/p>\n

\u3010\u901a\u8baf\u4f5c\u8005\u56e2\u961f\u7b80\u4ecb\u3011<\/strong><\/p>\n

\u5434\u5b87\u6069<\/strong>\uff0c\u73b0\u4e3a\u4e2d\u56fd\u79d1\u5b66\u6280\u672f\u5927\u5b66\u5316\u5b66\u7cfb\u6559\u6388\uff0c\u535a\u58eb\u751f\u5bfc\u5e08\u3002\u8fd1\u5e74\u6765\uff0c\u4e13\u6ce8\u4e8e\u91d1\u5c5e\u5355\u539f\u5b50\u3001\u56e2\u7c07\u50ac\u5316\u5242\u7684\u5408\u6210\u65b9\u6cd5\u5b66\u7814\u7a76\uff0c\u5e76\u5c06\u50ac\u5316\u5242\u5e94\u7528\u4e8e\u4ee5\u71c3\u6599\u7535\u6c60\u76f8\u5173\u7684\u5c0f\u5206\u5b50\u6d3b\u5316\u53cd\u5e94\u7814\u7a76\u3002\u8fd15\u5e74\u6765\u4ee5\u7b2c\u4e00\/\u901a\u8baf\u4f5c\u8005\u53d1\u8868\u5b66\u672f\u8bba\u658730\u4f59\u7bc7\uff0c\u5305\u62ecNature Cat. 1\u7bc7\u3001Chem.Soc. Rev. 1\u7bc7\u3001Nature Commun. 2\u7bc7\u3001J.Am. Chem. Soc. 7\u7bc7\u3001Angew. Chem. Int. Ed. 8\u7bc7\u3001Adv. Mater 1\u7bc7\u7b49\uff0c\u8bba\u6587\u5171\u8ba1SCI\u5f15\u75282500\u4f59\u6b21\u3002<\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8abc940504\u7f16\u8bd1\u6574\u7406\u3002<\/p>\n

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