{"id":72958,"date":"2017-03-26T06:30:54","date_gmt":"2017-03-25T22:30:54","guid":{"rendered":"\/\/m.iemloyee.com\/?p=72958"},"modified":"2017-03-25T22:43:26","modified_gmt":"2017-03-25T14:43:26","slug":"jacs%ef%bc%9a%e6%a0%b8%e5%a3%b3%e7%bb%93%e6%9e%84cusno2%e7%ba%b3%e7%b1%b3%e7%b2%92%e5%ad%90%e5%82%ac%e5%8c%96co2%e8%bf%98%e5%8e%9f%e8%87%b3co","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=72958","title":{"rendered":"JACS\uff1a\u6838\/\u58f3\u7ed3\u6784Cu\/SnO2\u7eb3\u7c73\u7c92\u5b50\u50ac\u5316CO2\u8fd8\u539f\u81f3CO"},"content":{"rendered":"

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

\u76ee\u524d\u6211\u56fd\u7684CO2<\/sub>\u6392\u653e\u5df2\u8fbe100\u4ebf\u5428\/\u5e74\u5de6\u53f3\uff0c\u7ea6\u5360\u5168\u7403\u768430%\uff0c\u9664\u4e86\u51cf\u5c11\u5316\u77f3\u80fd\u6e90\u7684\u4f7f\u7528\u548c\u964d\u4f4e\u78b3\u6392\u653e\u4e4b\u5916\uff0c\u5982\u4f55\u6709\u6548\u5730\u5c06\u8fc7\u91cf\u6392\u653e\u7684CO2<\/sub>\u8fd8\u539f\u6216\u8f6c\u5316\uff0c\u5b9e\u73b0\u201c\u78b3\u4e2d\u6027\u201d\u7684\u751f\u6001\u5e73\u8861\u662f\u4eba\u7c7b\u4e9f\u9700\u89e3\u51b3\u7684\u95ee\u9898\u3002CO\u662fCO2<\/sub>\u7535\u8fd8\u539f\u7684\u91cd\u8981\u4ea7\u7269\u4e4b\u4e00\uff0c\u7531\u4e8e\u52a0\u6c22\u540e\u80fd\u7ee7\u7eed\u8fd8\u539f\u81f3CH4<\/sub>\u3001C2<\/sub>H4<\/sub>\u7b49\u70c3\u7c7b\u71c3\u6599\uff0c\u5176\u4e5f\u662fCO2<\/sub>\u8fd8\u539f\u81f3\u70c3\u7c7b\u71c3\u6599\u7684\u91cd\u8981\u4e2d\u95f4\u4f53\u3002\u76ee\u524d\u6709\u6548\u7684\u751f\u6210CO\u7684\u50ac\u5316\u5242\u4e3b\u8981\u662f\u8d35\u91d1\u5c5e\u7eb3\u7c73\u6750\u6599\uff0c\u5305\u62ecAu\u3001Ag\u3001Pd\u7b49\u3002\u800c\u9ad8\u6d3b\u6027\u548c\u826f\u597d\u9009\u62e9\u6027\u7684\u975e\u8d35\u91d1\u5c5eCO2<\/sub>\u8fd8\u539f\u81f3CO\u7684\u50ac\u5316\u5242\u76ee\u524d\u5f88\u5c11\u6709\u6240\u62a5\u9053\uff0c\u4e9f\u5f85\u6df1\u5165\u7814\u7a76\u3002<\/p>\n

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

\u6700\u8fd1\u534e\u4e2d\u79d1\u6280\u5927\u5b66\u6750\u6599\u79d1\u5b66\u4e0e\u5de5\u7a0b\u5b66\u9662\u7684\u674e\u7b90\u6559\u6388\u3001<\/strong>\u7f8e\u56fd\u5e03\u6717\u5927\u5b66\u5b59\u5b88\u6052\u6559\u6388\uff08\u5171\u540c\u901a\u8baf\u4f5c\u8005\uff09\u8bfe\u9898\u7ec4<\/strong>\u5408\u4f5c\u62a5\u9053\u4e86\u4e00\u79cd\u6838\/\u58f3\u7ed3\u6784\u7684\u5355\u5206\u6563Cu\/SnO2<\/sub>\u7eb3\u7c73\u7c92\u5b50\u4f5c\u4e3a\u9ad8\u6548\u7684CO2<\/sub>\u7535\u8fd8\u539f\u81f3CO\u7684\u975e\u8d35\u91d1\u5c5e\u50ac\u5316\u5242\uff0c\u76f8\u5173\u7ed3\u679c\u4ee5\u201cTuning Sn-Catalysis for Electrochemical Reduction of CO2<\/sub> to CO via the Core\/Shell Cu\/SnO2<\/sub> Structure\u201d\u4e3a\u9898\u53d1\u8868\u5728 Journal of the American Chemical Society<\/em><\/strong>\u6742\u5fd7\u4e0a\u3002\u8be5\u7eb3\u7c73\u7c92\u5b50\u50ac\u5316\u5242\u662f\u91c7\u7528\u6709\u673a\u6eb6\u6db2\u76f8\u5408\u6210\u7684\u65b9\u6cd5\uff0c\u5728\u4f5c\u4e3a\u79cd\u5b50\u7684\u5355\u5206\u65637 nm Cu\u7eb3\u7c73\u7c92\u5b50\u7684\u8868\u9762\u5305\u8986\u4e0d\u540c\u539a\u5ea6(0.8\u548c1.8 nm)\u7684Sn\u5c42\u5236\u5907\u7684\u3002\u7eb3\u7c73\u7c92\u5b50\u66b4\u9732\u5728\u7a7a\u6c14\u4e2d\u540e\u58f3\u5c42\u7684Sn\u4f1a\u88ab\u6c27\u5316\u4e3aSnO2<\/sub>\u3002\u5728\u6c34\u76f8\u7684CO2<\/sub>\u7535\u5316\u5b66\u8fd8\u539f\u6d4b\u8bd5\u4e2d\uff0c1.8 nm SnO2<\/sub>\u58f3\u5c42\u7684Cu\/SnO2<\/sub>\u7eb3\u7c73\u7c92\u5b50\u7684\u6d3b\u6027\u548c\u6587\u732e\u4e2d\u62a5\u9053\u7684SnO2<\/sub>\u7eb3\u7c73\u6750\u6599\u6d3b\u6027\u7c7b\u4f3c\uff0c\u5747\u4ee5\u7532\u9178\u6839\u4e3a\u4e3b\u8981\u4ea7\u7269\uff1b\u800c\u5f53SnO2<\/sub>\u5c42\u7684\u539a\u5ea6\u964d\u4f4e\u52300.8 nm\u7684\u65f6\u5019\uff0cCu\/SnO2<\/sub>\u7eb3\u7c73\u7c92\u5b50\u7684\u50ac\u5316\u4ea7\u7269\u53d1\u751f\u4e86\u660e\u663e\u7684\u7ffb\u8f6c\uff0c\u4e3b\u8981\u4ea7\u7269\u53d8\u4e3a\u4e86CO\u3002\u5176CO\u4ea7\u751f\u7684\u6cd5\u62c9\u7b2c\u6548\u7387\u5728-0.7 V vs. RHE\u7684\u65f6\u5019\u9ad8\u8fbe93%\uff0c\u7535\u6d41\u5bc6\u5ea6\u8fbe\u52304.6 mA\/cm2<\/sup>\u3002\u8be5\u7814\u7a76\u7531\u534e\u4e2d\u5927\u548c\u7f8e\u56fd\u5e03\u6717\u5927\u5b66\u3001\u7f8e\u56fd\u52a0\u5dde\u5dde\u7acb\u5927\u5b66\u7b49\u5355\u4f4d\u5408\u4f5c\u5b8c\u6210\uff0c\u5f97\u5230\u4e86\u9752\u5e74\u5343\u4eba\u8ba1\u5212\u3001\u56fd\u5bb6\u91cd\u70b9\u7814\u53d1\u8ba1\u5212\u3001\u56fd\u5bb6\u81ea\u7136\u79d1\u5b66\u57fa\u91d1\u7b49\u9879\u76ee\u7684\u652f\u6301\u3002<\/p>\n

\u3010\u56fe\u6587\u5bfc\u8bfb<\/strong>\u3011<\/span><\/p>\n

\u56fe<\/strong>1<\/strong>\uff1a\u6750\u6599\u7ed3\u6784\u8868\u5f81<\/strong><\/span><\/p>\n

\"\"<\/p>\n

(a) 7 nm Cu\u7eb3\u7c73\u9897\u7c92\uff0c\u00a0 (b) 7\/0.8 nm Cu\/SnO2<\/sub>\u6838\/\u58f3\u7ed3\u6784\uff0c<\/p>\n

(c) 7\/1.8 nm Cu\/SnO2<\/sub>\u6838\/\u58f3\u7ed3\u6784\u7684TEM\u56fe\u7247\u3002<\/p>\n

(d) 7\/0.8 nm Cu\/SnO2<\/sub>\u6838\/\u58f3\u7ed3\u6784\u7684\u9ad8\u5206\u8fa8TEM\u56fe\u7247\u3002<\/p>\n

(e,f) 7\/0.8 nm Cu\/SnO2<\/sub>\u6838\/\u58f3\u7ed3\u6784\u7684EELS\u5143\u7d20\u6210\u50cf\u53ca\u7ebf\u626b\u7ed3\u679c\u3002<\/p>\n

\u56fe<\/strong>2<\/strong>\uff1a\u5149\u8c31\u548c\u7535\u5316\u5b66\u8868\u5f81<\/strong><\/span><\/p>\n

\"\"<\/p>\n

(a, b) Cu\/SnO2<\/sub>\u7eb3\u7c73\u7c92\u5b50\u7684XPS\u8c31\u56fe\uff1b\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 (c) UV-Vis\u5438\u6536\u5149\u8c31\u4ee5\u53ca(d) \u57280.5 M KHCO3<\/sub>\u4e2d\u7684\u7535\u5316\u5b66\u54cd\u5e94\u3002<\/p>\n

\u56fe<\/strong>3<\/strong>\uff1a\u7535\u50ac\u5316\u6027\u80fd\u8868\u5f81<\/strong><\/span><\/p>\n

\"\"<\/p>\n

(a) LSV\u56fe\uff1b\u00a0\u00a0 (b, c) Cu\/SnO2<\/sub>\u7eb3\u7c73\u7c92\u5b50\u548c\u00a0 (d) Sn foil\u5728\u4e0d\u540c\u7535\u4f4d\u4e0b\u50ac\u5316CO2<\/sub>\u8fd8\u539f\u7684\u4ea7\u7269\u548c\u6cd5\u62c9\u7b2c\u6548\u7387\u5206\u6790\u3002<\/p>\n

\u56fe<\/strong>4<\/strong>\uff1a<\/strong>DFT<\/strong>\u7406\u8bba\u8ba1\u7b97<\/strong><\/span><\/p>\n

\"\"<\/p>\n

(a) 1.8 nm SnO2<\/sub>\u5916\u58f3\uff0c(b) \u5355\u8f74\u538b\u7f2910%\u76840.8 nm SnO2<\/sub>\u5916\u58f3\uff0c(c) \u8868\u9762\u5b58\u5728\u4e24\u4e2aCu\u539f\u5b50\u76840.8 nm SnO2<\/sub>\u5916\u58f3\uff0c(d) \u5355\u8f74\u538b\u7f2910%\u4e14\u8868\u9762\u5b58\u5728\u4e24\u4e2aCu\u539f\u5b50\u76840.8 nm SnO2<\/sub>\u5916\u58f3\u50ac\u5316CO2<\/sub>\u5206\u522b\u8fd8\u539f\u81f3\u7532\u9178\u548cCO\u65f6\u7684\u53cd\u5e94\u5386\u7a0b\u53ca\u81ea\u7531\u80fd\u8ba1\u7b97\u3002<\/p>\n

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

\u672c\u6587\u8bbe\u8ba1\u4e86\u4e00\u79cdCu\/SnO2<\/sub>\u6838\/\u58f3\u7ed3\u6784\uff0c\u901a\u8fc7Cu\u6838\u5bf9SnO2<\/sub>\u58f3\u5c42\u7684\u5e94\u529b\u548c\u63ba\u6742\u4f5c\u7528\u6765\u8c03\u63a7\u58f3\u5c42\u6750\u6599\u7684CO2<\/sub>\u8fd8\u539f\u7535\u50ac\u5316\u884c\u4e3a\uff0c\u53d1\u73b0\u4e86Cu\/SnO2<\/sub>\u7eb3\u7c73\u7c92\u5b50\u80fd\u591f\u9ad8\u6548\u50ac\u5316CO2<\/sub>\u7535\u8fd8\u539f\u81f3CO\uff0c\u8868\u73b0\u51fa\u4e86\u4e0e\u5e38\u89c4SnO2<\/sub>\u53caCu\u5b8c\u5168\u4e0d\u540c\u7684\u50ac\u5316\u884c\u4e3a\u3002\u8be5\u4f53\u7cfb\u7684\u6784\u7b51\u4e3a\u8c03\u63a7CO2<\/sub>\u8f6c\u5316\u53cd\u5e94\u8def\u5f84\u548c\u4ea7\u7269\u3001\u8bbe\u8ba1\u65b0\u578bCO2<\/sub>\u8fd8\u539f\u50ac\u5316\u5242\u63d0\u4f9b\u4e86\u601d\u8def\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5<\/strong>\uff1aTuning Sn-Catalysis for Electrochemical Reduction of CO2<\/sub> to CO via the Core\/Shell Cu\/SnO2 <\/sub>Structure <\/em><\/a>(J. Am. Chem. Soc.<\/em> 2017<\/strong>, doi: 10.1021\/jacs.7b00261)<\/p>\n

\u3010\u674e\u7b90\u6559\u6388\u7b80\u4ecb\u3011<\/span><\/strong><\/p>\n

\u534e\u4e2d\u79d1\u6280\u5927\u5b66\u6750\u6599\u5b66\u9662\u6559\u6388\uff0c\u5165\u9009\u4e2d\u7ec4\u90e8\u9752\u5e74\u5343\u4eba\u8ba1\u5212(A\u7c7b)\u30022010\u5e74\u535a\u58eb\u6bd5\u4e1a\u4e8e\u5317\u4eac\u5927\u5b66\u5316\u5b66\u4e0e\u5206\u5b50\u5de5\u7a0b\u5b66\u9662\uff0c\u4e4b\u540e\u5728\u7f8e\u56fdLos Alamos National Lab\u548cBrown University\u505a\u535a\u58eb\u540e\u7814\u7a76\u3002\u957f\u671f\u4ece\u4e8b\u8d28\u5b50\u4ea4\u6362\u819c\u71c3\u6599\u7535\u6c60\u3001\u7535\u50ac\u5316\u3001\u80fd\u6e90\u6750\u6599\u3001\u7535\u5206\u6790\u5316\u5b66\u7b49\u9886\u57df\u7684\u7814\u7a76\u3002\u5df2\u5728JACS<\/em>, Angew. Chem.<\/em>, Adv. Mater.<\/em>\u7b49SCI\u82f1\u6587\u671f\u520a\u4e0a\u53d1\u8868\u5b66\u672f\u8bba\u658770\u4f59\u7bc7, \u8bba\u6587\u5171\u88ab\u5f15\u75282000\u4f59\u6b21\u3002\u4e3b\u6301\/\u53c2\u4e0e\u5343\u4eba\u8ba1\u5212\u3001\u56fd\u5bb6\u81ea\u7136\u79d1\u5b66\u57fa\u91d1\u3001\u56fd\u5bb6\u91cd\u70b9\u7814\u53d1\u8ba1\u5212\u7b49\u591a\u4e2a\u9879\u76ee\u3002\u7f51\u9875\uff1ahttp:\/\/mat.hust.edu.cn\/T\/Li%20Qing.htm<\/u><\/a><\/p>\n

\u4ee3\u8868\u6027\u8bba\u6587<\/strong><\/p>\n

    \n
  1. Li, Q.*, et al., J. Am. Chem. Soc.<\/strong> 2017, doi: 10.1021\/jacs.7b00261.<\/a><\/li>\n
  2. Li, Q.*, et al., Nano Energy<\/strong>, 2016, 24, 1.<\/a><\/li>\n
  3. Li, Q., et al., J. Am. Chem. Soc.<\/strong>, 2015, 137, 7071. <\/a>(ESI highly cited paper)<\/li>\n
  4. Li, Q., et al., Angew. Chem. Int. Ed.<\/strong>, 2015, 127, 7634.<\/a><\/li>\n
  5. Li, Q., et al., Nano Lett.<\/strong>, 2015, 15, 2468.<\/a> (ESI highly cited paper)<\/li>\n
  6. Li, Q., et al., Adv. Mater.<\/strong>, 2014, 26, 1378. <\/a>(ESI highly cited paper)<\/li>\n
  7. Li, Q., et al., Adv. Energy Mater.<\/strong>, 2014, 4, 1301415.<\/a> (ESI highly cited paper)<\/li>\n
  8. Li, Q., et al., Angew. Chem. Int. Ed.<\/em><\/strong>,<\/a> 2009, 48, 8010.<\/li>\n
  9. Li, Q., et al., Nano Today<\/em><\/strong>, 2014, 9, 668.<\/a> (ESI highly cited paper<\/em>)<\/strong><\/li>\n
  10. Li, Q., et al., ACS Catalysis<\/em><\/strong>, 2014, 4, 3193.<\/a> (ACS Editor\u2019s Choice<\/em>)<\/li>\n<\/ol>\n

    \u672c\u6587\u7531\u534e\u4e2d\u79d1\u6280\u5927\u5b66\u674e\u7b90\u6559\u6388\u6295\u7a3f\uff0c\u6750\u6599\u4eba \u80cc\u9006\u65f6\u5149 \u7f16\u8f91\u6574\u7406\u3002<\/p>\n

    \u6750\u6599\u725b\u7f51\u4e13\u6ce8\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u53ca\u884c\u4e1a\u8fdb\u5c55\uff0c\u8fd9\u91cc\u6c47\u96c6\u4e86\u5404\u5927\u9ad8\u6821\u7855\u535a\u751f\u3001\u4e00\u7ebf\u79d1\u7814\u4eba\u5458\u4ee5\u53ca\u884c\u4e1a\u4ece\u4e1a\u8005\uff0c\u5982\u679c\u60a8\u5bf9\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u8fdb\u5c55\uff0c\u89e3\u8bfb\u9ad8\u6c34\u5e73\u6587\u7ae0\u6216\u662f\u8bc4\u8ff0\u884c\u4e1a\u6709\u5174\u8da3\uff0c\u70b9\u6211\u52a0\u5165\u7f16\u8f91\u90e8<\/a>\u3002<\/p>\n

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