{"id":135119,"date":"2018-04-17T06:30:35","date_gmt":"2018-04-16T22:30:35","guid":{"rendered":"\/\/m.iemloyee.com\/?p=135119"},"modified":"2018-06-01T21:07:46","modified_gmt":"2018-06-01T13:07:46","slug":"%e5%82%ac%e5%8c%96%e6%83%b3%e5%8f%91%e5%a5%bd%e6%96%87%e7%ab%a0%ef%bc%9f%e5%b8%b8%e8%a7%81%e5%82%ac%e5%8c%96%e6%9c%ba%e7%90%86%e7%a0%94%e7%a9%b6%e6%96%b9%e6%b3%95%e4%ba%86%e8%a7%a3%e4%b8%80%e4%b8%8b","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=135119","title":{"rendered":"\u50ac\u5316\u60f3\u53d1\u597d\u6587\u7ae0\uff1f\u5e38\u89c1\u50ac\u5316\u673a\u7406\u7814\u7a76\u65b9\u6cd5\u4e86\u89e3\u4e00\u4e0b\uff01"},"content":{"rendered":"
<\/p>\n
\u636e\u7b14\u8005\u591a\u5e74\u8bfb\u6587\u732e\u7684\u7ecf\u9a8c\uff0cScience\u3001Nature\u3001Nature\u5927\u5b50\u520a\u4e0a\u50ac\u5316\u7c7b\u7684\u6587\u7ae0\u8981\u4e0d\u5c31\u662f\u80fd\u505a\u51fa\u7834\u4e16\u754c\u7eaa\u5f55\u7684\u50ac\u5316\u6027\u80fd\uff0c\u8981\u4e0d\u5c31\u662f\u80fd\u628a\u53cd\u5e94\u673a\u7406\u7814\u7a76\u7684\u5341\u5206\u900f\u5f7b\u3002\u524d\u8005\u5c5e\u4e8e\u53ef\u9047\u4e0d\u53ef\u6c42\uff0c\u800c\u540e\u8005\u5219\u662f\u8003\u9a8c\u79d1\u7814\u5de5\u4f5c\u8005\u7684\u529f\u5e95\u548c\u94b1\u5305\u3002\u673a\u7406\u7814\u7a76\u4e0d\u4ec5\u9700\u8981\u5de7\u5999\u7684\u5b9e\u9a8c\u8bbe\u8ba1\uff0c\u8fd8\u9700\u8981\u5148\u8fdb\u7684\u4eea\u5668\u8bbe\u5907\u3002\u7b14\u8005\u5bf9\u4e8e\u80fd\u5728\u8fd9\u4e9b\u9876\u7ea7\u671f\u520a\u4e0a\u53d1\u6587\u7684\u5927\u725b\u662f\u201c\u9ad8\u5c71\u4ef0\u6b62\uff0c\u666f\u884c\u884c\u6b62\uff0c\u867d\u4e0d\u80fd\u81f3\uff0c\u7136\u5fc3\u5411\u5f80\u4e4b\u201d\u3002\u56e0\u6b64\uff0c\u603b\u7ed3\u4e00\u4e0b\u5e38\u89c1\u7684\u50ac\u5316\u673a\u7406\u7814\u7a76\u65b9\u6cd5\u3002\u9650\u4e8e\u6c34\u5e73\uff0c\u5fc5\u6709\u758f\u6f0f\u4e4b\u5904\uff0c\u6b22\u8fce\u5927\u5bb6\u8865\u5145\u3002<\/p>\n
\u7b14\u8005\u628a\u673a\u7406\u7814\u7a76\u5206\u4e3a\u4e09\u4e2a\u5927\u65b9\u9762\uff0c\u5206\u522b\u662f\u52a8\u529b\u5b66\u5206\u6790\u3001\u8c31\u5b66\u5206\u6790\u548c\u7406\u8bba\u8ba1\u7b97\u3002\u4e0b\u9762\u5bf9\u8fd9\u4e09\u4e2a\u65b9\u9762\u8fdb\u884c\u8be6\u7ec6\u4ecb\u7ecd\u3002\u90e8\u5206\u7814\u7a76\u65b9\u6cd5\u7b14\u8005\u6682\u65f6\u6ca1\u627e\u5230\u76f8\u5173\u6587\u732e\u3002<\/p>\n
\u4e00\u3001 \u52a8\u529b\u5b66\u5206\u6790<\/p>\n
1) \u6539\u53d8\u53cd\u5e94\u7269<\/p>\n
A\u2192B\u2192C
\n \u56fe1. \u53cd\u5e94\u793a\u610f\u56fe<\/p>\n
\u5047\u5982\u4e00\u4e2a\u53cd\u5e94\u5982\u56fe1\u6240\u793a\u3002\u5f53\u8981\u9a8c\u8bc1\u8be5\u8def\u5f84\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u628a\u4e2d\u95f4\u4ea7\u7269B\u4f5c\u4e3a\u53cd\u5e94\u7269\u91cd\u65b0\u505a\u53cd\u5e94\u3002\u5982\u679c\u53cd\u5e94\u65e0\u6d3b\u6027\uff0c\u5219\u8bf4\u660e\u53cd\u5e94\u4e0d\u8d70\u8be5\u8def\u5f84\u3002\u5f53\u53cd\u5e94\u6709\u6d3b\u6027\uff0c\u4e14\u53cd\u5e94\u901f\u7387\u6bd4\u539f\u53cd\u5e94\u9ad8\u65f6\uff0c\u8bf4\u660e\u6574\u4e2a\u53cd\u5e94\u7684\u9650\u901f\u6b65\u9aa4\u5728A\u2192B\u4e4b\u95f4\uff1b\u82e5\u53cd\u5e94\u901f\u7387\u548c\u539f\u53cd\u5e94\u5dee\u4e0d\u591a\u65f6\uff0c\u8bf4\u660e\u6574\u4e2a\u53cd\u5e94\u7684\u9650\u901f\u6b65\u9aa4\u5728B\u2192C\u4e4b\u95f4\u3002\u4f46\u8981\u6ce8\u610f\uff0c\u5728\u505a\u53cd\u5e94\u65f6\uff0c\u9700\u8981\u4fdd\u6301\u8f6c\u5316\u7387\u5c3d\u53ef\u80fd\u4f4e\uff0c\u4f7f\u53cd\u5e94\u901f\u7387\u5c3d\u91cf\u4e0d\u53d7\u53cd\u5e94\u7269\u6d53\u5ea6\u7684\u5f71\u54cd\u3002<\/p>\n
\u88681. \u4e0d\u540cCo\u57fa\u50ac\u5316\u5242\u5341\u516d\u70f7\u88c2\u89e3\u7684\u6027\u80fd\uff08Angew. Chem. Int. Ed. 2015, 54, 4553-4556\uff09\u3002<\/p>\n
<\/p>\n
\u53a6\u5927\u7684\u738b\u91ce\u6559\u6388\u5728\u5176\u8d39\u6258\u53cd\u5e94\u5236\u67f4\u6cb9\u7684\u5de5\u4f5c\uff08Angew. Chem. Int. Ed. 2015, 54, 4553-4556\uff09\u4e2d\uff0c\u8ba4\u4e3a\u67f4\u6cb9\u9009\u62e9\u6027\u4e4b\u6240\u4ee5\u80fd\u7a81\u7834ASF\u5206\u5e03\uff0c\u662f\u56e0\u4e3a\u8f7d\u4f53\u4e0a\u5b58\u5728\u9178\u6027\u4f4d\u70b9\uff0c\u9178\u6027\u4f4d\u70b9\u53ef\u4ee5\u628a\u957f\u94fe\u70f7\u70c3\u88c2\u89e3\u3002\u5728\u8bc1\u660e\u50ac\u5316\u88c2\u89e3\u673a\u7406\u7684\u65f6\u5019\uff0c\u4ed6\u7528\u5341\u516d\u70f7\u4ee3\u8868\u957f\u94fe\u4ea7\u7269\u4f5c\u4e3a\u53cd\u5e94\u7269\uff0c\u53d1\u73b0Co\/Na-meso-Y\u4e0d\u4ec5\u88c2\u89e3\u7684\u8f6c\u5316\u7387\u9ad8\uff0894%\uff09\uff0c\u88c2\u89e3\u4ea7\u7269\u5728\u67f4\u6cb9\u7aef\uff08C10-15<\/sub>\uff09\u7684\u9009\u62e9\u6027\u4e5f\u9ad8\uff0885%\uff09\u3002\u800cCo\/H-meso-Y\u7684\u88c2\u89e3\u80fd\u529b\u592a\u5f3a\uff0c\u88c2\u89e3\u4ea7\u7269\u4e3b\u8981\u96c6\u4e2d\u5728\u6c7d\u6cb9\u7aef\uff08C5-9<\/sub>\uff0c65%\uff09\u3002<\/p>\n 2) \u6539\u53d8\u5206\u538b<\/p>\n \u6539\u53d8\u53cd\u5e94\u6c14\u4f53\u7684\u5206\u538b\uff0c\u53ef\u4ee5\u5f97\u5230\u50ac\u5316\u53cd\u5e94\u7684\u7ea7\u6570\uff0c\u4ece\u800c\u5224\u5b9a\u53cd\u5e94\u8def\u5f84\u3002\u53a6\u5927\u7684\u90d1\u5357\u5cf0\u6559\u6388\u5728\u5176Fe-OH-Ni\u754c\u9762\u95ee\u9898\u7684\u7ecf\u5178\u6587\u7ae0\uff08Science, 2014, 344, 495-499\uff09\u4e2d\uff0c\u901a\u8fc7\u6539\u53d8O2<\/sub>\u3001CO\u548c\u6c34\u7684\u5206\u538b\uff0c\u53d1\u73b0\u50ac\u5316\u5242\u5bf9O2<\/sub>\u662f1\u7ea7\u53cd\u5e94\uff0c\u5bf9CO\u662f0\u7ea7\u53cd\u5e94\u3002\u8be5\u53cd\u5e94\u4e0e\u7406\u8bba\u8ba1\u7b97\u7684\u673a\u7406\u4e00\u81f4\uff0c\u5373CO\u4e0eFe3+<\/sup>-OH-Pt\u754c\u9762\u5904\u7684OH\u53cd\u5e94\uff0c\u6d88\u8017\u4e86OH\u540e\u4ea7\u751f\u4e0d\u9971\u548c\u7684Fe\u4f4d\u70b9\u7528\u4e8eO2<\/sub>\u6d3b\u5316\u3002<\/p>\n \u56fe2. CO\u6c27\u5316\u53cd\u5e94\u7ea7\u6570\u6d4b\u5b9a\uff08Science, 2014, 344, 495-499\uff09\u3002<\/p>\n 3) \u540c\u4f4d\u7d20\u5b9e\u9a8c<\/p>\n \u540c\u4f4d\u7d20\u5b9e\u9a8c\u662f\u9a8c\u8bc1\u50ac\u5316\u5242\u4e2d\u67d0\u79cd\u5143\u7d20\u76f4\u63a5\u53c2\u4e0e\u50ac\u5316\u53cd\u5e94\u7684\u6700\u6709\u529b\u7684\u8bc1\u636e\u4e4b\u4e00\u3002MIT\u7684Yang Shao-Horn\u6559\u6388\u5728\u8bc1\u660e\u6676\u683cO\u53c2\u4e0e\u53cd\u5e94\u7684\u5b9e\u9a8c\u4e2d\u7528\u4e86\u540c\u4f4d\u7d20\u5b9e\u9a8c\uff08Nat. Chem. 2017, 9, 457-465\uff09\u3002\u56fe3a\u548c3b\u8868\u660e\uff0cLaCoO3<\/sub>\u50ac\u5316\u53cd\u5e94\u4e2d\u6ca1\u6709m\/z=34\uff0818<\/sup>O16<\/sup>O\uff09\u548cm\/z=36\uff0818<\/sup>O18<\/sup>O\uff09\u7684\u5f62\u6210\uff0c\u8bf4\u660e\u6676\u683cO\u4e0d\u53c2\u4e0eO2<\/sub>\u7684\u5f62\u6210\u3002La0.5<\/sub>Sr0.5<\/sub>CoO3-\u03b4<\/sub>\u548cPr0.5<\/sub>Ba0.5<\/sub>CoO3-\u03b4<\/sub>\u4e2d\u6709\u5fae\u91cf18<\/sup>O\u751f\u6210\uff0c\u8bf4\u660e\u6676\u683cO\u53c2\u4e0e\u4e86O2<\/sub>\u7684\u5f62\u6210\u3002SrCoO3-\u03b4<\/sub>\u50ac\u5316\u4ea7\u751f\u768418<\/sup>O\u4fe1\u53f7\u6700\u660e\u663e\u3002<\/p>\n \u56fe3. \u540c\u4f4d\u7d20\u5b9e\u9a8c\u8bc1\u660e18<\/sup>O\u6807\u8bb0\u7684\u9499\u949b\u77ff\u6676\u683cO\u53c2\u4e0eOER\u53cd\u5e94\uff08Nat. Chem. 2017, 9, 457-465\uff09\u3002<\/p>\n \u540c\u4f4d\u7d20\u6548\u5e94\uff08Kinetic Isotope Effect, KIE\uff09\u4e5f\u662f\u91cd\u8981\u7684\u52a8\u529b\u5b66\u6570\u636e\uff0c\u5b83\u7b49\u4e8e\u8f83\u8f7b\u540c\u4f4d\u7d20\u53c2\u4e0e\u53cd\u5e94\u7684\u901f\u7387\u5e38\u6570\u4e0e\u8f83\u91cd\u540c\u4f4d\u7d20\u53c2\u4e0e\u53cd\u5e94\u7684\u901f\u7387\u5e38\u6570\u7684\u6bd4\u503c\uff0c\u5e38\u7528\u4e8e\u8bc1\u660e\u9650\u901f\u6b65\u9aa4\u662f\u5426\u5305\u542b\u67d0\u4e00\u5316\u5b66\u952e\u7684\u5f62\u6210\u3002\u53a6\u5927\u7684\u90d1\u5357\u5cf0\u6559\u6388\u5728\u8bc1\u660e\u7f9f\u57fa\u6c22\u53c2\u4e0e\u53cd\u5e94\uff0c\u4e14\u662f\u901f\u63a7\u6b65\u9aa4\u65f6\uff0c\u7528\u4e86\u8be5\u65b9\u6cd5\uff08Science, 2016, 352, 797-800\uff09\u3002\u5bf9\u4e8ePd\/C\uff0ckH\/kD=1.43\uff0c\u4e3a\u4e8c\u7ea7\u540c\u4f4d\u7d20\u6548\u5e94\uff08KIE=0.71-1.41\uff09\u3002\u800c\u5bf9\u4e8ePd1\/TiO2\uff0ckH\/kD=5.75\uff0c\u4e3a\u4e00\u7ea7\u540c\u4f4d\u7d20\u6548\u5e94\uff08KIE~6.5\uff09\uff0c\u53d1\u751f\u4e86\u5316\u5b66\u952e\u65ad\u88c2\u3002\u56e0\u6b64\uff0cO-D\u952e\u7684\u65ad\u88c2\u662f\u901f\u63a7\u6b65\uff0c\u800c\u4e0d\u662fPd-D\u7684\u65ad\u88c2\u3002<\/p>\n \u4e8c\u3001 \u8c31\u5b66\u5206\u6790<\/p>\n 1) \u7a0b\u5e8f\u5347\u6e29<\/p>\n \u7a0b\u5e8f\u5347\u6e29\u6280\u672f\u5305\u62ec\u7a0b\u5e8f\u5347\u6e29\u8131\u9644\uff08Temperature Programmed Desorption\uff0cTPD\uff09\u3001\u7a0b\u5e8f\u5347\u6e29\u8fd8\u539f\/\u6c27\u5316\uff08Temperature Programmed Reduction\/Oxidation\uff0cTPR\/TPO\uff09\u3001\u7a0b\u5e8f\u5347\u6e29\u8868\u9762\u53cd\u5e94\uff08Temperature Programmed Surface Reaction\uff0cTPSR\uff09\u3002\u7a0b\u5e8f\u5347\u6e29\u6280\u672f\u8fd8\u5e38\u4e0e\u8d28\u8c31\u6280\u672f\u8054\u7528\uff0c\uff08Temperature Programmed Desorption-Mass Spectrometry\uff0cTPD-MS\uff09\u3002<\/p>\n TPD\u662f\u5b9a\u91cf\u6d4b\u91cf\u6d3b\u6027\u4f4d\u7684\u65b9\u6cd5\uff0c\u6bd4\u5982H2-TPD\u6d4bH\u5438\u9644\u4f4d\u70b9\uff08Science, 2016, 352, 969-974\uff09\u3001O2-TPD\u6d4bO\u6d3b\u6027\u4f4d\uff08Sci. Adv. 2015, 1, e1500462\uff09\u3001NH3<\/sub>-TPD\u6d4b\u9178\u6027\u4f4d\u70b9\uff08Science, 2016, 351, 1065\uff09\u3001CO2<\/sub>-TPD\u6d4bCO2<\/sub>\u5438\u9644\u4f4d\u70b9\uff08Sci. Adv. 2017, 3, e1701290\uff09\u3002<\/p>\n \u5317\u5927\u7684\u9a6c\u4e01\u6559\u6388\u5728\u7814\u7a76Au\/\u03b1-MoC\u4f4e\u6e29\u6c34\u6c7d\u8f6c\u6362\u5b9e\u9a8c\u4e2d\uff0c\u5229\u7528CO-TPSR\u7ed3\u5408MS\u7814\u7a76\u4e86\u53cd\u5e94\u8def\u5f84\uff08Science 2017, 357, 389-393\uff09\u3002\u56fe4A\u548c4B\u53ef\u4ee5\u770b\u51fa\u52a0\u5165\u6c34\uff08303 K\uff09\u540e2%Au\/\u03b1-MoC\u548c\u03b1-MoC\u7acb\u5373\u4ea7\u751fH2<\/sub>\uff0c\u8bf4\u660e\u6c34\u5728\u03b1-MoC\u4e0a\u53ef\u4ee5\u5728\u4f4e\u6e29\u89e3\u79bb\u30022%Au\/SiO2\u5374\u65e0\u6cd5\u4f4e\u6e29\u89e3\u79bb\u6c34\uff0c\u53ea\u6709\u6c34\u5728403 K\u8131\u9644\uff08\u56fe4C\uff09\u3002\u57282%Au\/\u03b1-MoC\u4e0a\uff0cCO2<\/sub>\u548cH2<\/sub>\u5728308 K\u540c\u65f6\u68c0\u6d4b\u5230\uff0c367 K\u8fbe\u5230\u4fe1\u53f7\u5f3a\u5ea6\u6700\u9ad8\u503c\u3002\u56e0\u6b64CO\u548c\u8868\u9762OH\u5728\u4f4e\u6e29\uff08308 K\uff09\u53cd\u5e94\u751f\u6210CO2<\/sub>\u548cH2<\/sub>\u3002\u6c34\u6c7d\u8f6c\u6362\u53cd\u5e94\u4e5f\u53ef\u4ee5\u5728\u03b1-MoC\u4e0a\u53d1\u751f\uff0c\u4f46\u8d77\u59cb\u6e29\u5ea6\u66f4\u9ad8\uff08347 K\uff09\u3002<\/p>\n \u56fe4. (A) 2%Au\/\u03b1-MoC, (B) \u03b1-MoC\u548c(C) 2%Au\/SiO2\u5438\u9644\u6c34\uff08303 K\uff09\u540eCO-TPSR-MS\u3002\u56fe\u4e2d\u7684\u4fe1\u53f7\u5206\u522b\u662fH2<\/sub>(m\/z=2), H2<\/sub>O (m\/z=18), CO (m\/z=28)\u548cCO2<\/sub>(m\/z=44)\u3002Science 2017, 357, 389-393\u3002<\/p>\n 2) \u7ea2\u5916<\/p>\n \u7ea2\u5916\u6280\u672f\u80fd\u591f\u76f4\u63a5\u7ed9\u51fa\u50ac\u5316\u5242\u8868\u9762\u7684\u5438\u9644\u6001\u7269\u79cd\u7684\u4fe1\u53f7\uff0c\u53ef\u8ddf\u8e2a\u9274\u5b9a\u53cd\u5e94\u4e2d\u95f4\u6001\u548c\u4ea7\u7269\uff0c\u4e3a\u53cd\u5e94\u8def\u5f84\u7684\u5efa\u7acb\u53ef\u7ed9\u51fa\u76f4\u63a5\u7684\u8bc1\u636e\u3002\u7f9f\u57fa\u3001\u80fa\u57fa\u3001\u7fb0\u57fa\u3001\u7fa7\u57fa\u7b49\u7269\u79cd\u90fd\u6709\u5f88\u5f3a\u7684\u7ea2\u5916\u6d3b\u6027\u3002\u800cO2<\/sub>\u3001H2<\/sub>\u3001N2<\/sub>\u7b49\u8fd9\u4e9b\u5bf9\u79f0\u7684\u53cc\u539f\u5b50\u5206\u5b50\u6ca1\u6709\u7ea2\u5916\u6d3b\u6027\u3002\u52a0\u5927Phillip Christopher\u6559\u6388\u5728\u7814\u7a76\u91d1\u5c5e-\u8f7d\u4f53\u76f8\u4e92\u4f5c\u7528\u4e2d\u5229\u7528\u6f2b\u53cd\u5c04\u539f\u4f4d\u7ea2\u5916\uff08in-situ DRIFT\uff09\u7814\u7a76\u4e86\u53cd\u5e94\u673a\u7406\uff08Nat. Chem. 2017, 9, 120-127\uff09\u3002\u56fe5a\u663e\u793a\u5728\u53cd\u5e94\u6761\u4ef6\u4e0b\uff0c\u8fd8\u539f\u540e\u7684\u6837\u54c1\u663e\u793a\uff0cCO\u7ebf\u6027\u5438\u9644\u5728Rh\u539f\u5b50\u7684\u9876\u4f4d\uff082046 cm-1<\/sup>\uff09\u548c\u6865\u4f4d\uff081880 cm-1<\/sup>\uff09\u548c\u6c34\uff081620 cm-1<\/sup>\uff09\u300220CO2<\/sub>:2H2<\/sub>\u5904\u7406\u540e\uff0cCO\u7ebf\u5f0f\u5438\u9644\u548c\u6865\u5f0f\u5438\u9644\u7ea2\u79fb\u4e8650 cm-1<\/sup>\uff0cCO\u7ebf\u5f0f\u5438\u9644\u79ef\u5206\u9762\u79ef\u964d\u4f4e\u4e86\u4e24\u500d\u3002CO\u7ebf\u5f0f\u5438\u9644\u5cf0\u4f4d\u7ea2\u79fb\u548c\u5f3a\u5ea6\u964d\u4f4e\u662f\u56e0\u4e3a\u7535\u8377\u8f6c\u79fb\u3001\u7535\u573a\u8bf1\u5bfc\u7684Stark\u6548\u5e94\u6216CO\u5728\u91d1\u5c5e-\u8f7d\u4f53\u754c\u9762\u7684\u914d\u4f4d\u5f15\u8d77\u7684CO\u5728Rh\u4e0a\u8986\u76d6\u5ea6\u7684\u964d\u4f4e\u300220CO2:2H2\u5904\u7406\u4e5f\u4f1a\u63d0\u9ad8HCOO*\u7684\u8986\u76d6\u5ea6\uff082973, 2923, 2853, 1531\u548c1351 cm-1<\/sup>\uff09\uff0c\u4ee5\u53caHCO3<\/sub>\uff081444 cm-1<\/sup>\uff09\u3002\u518d\u8fd8\u539f\u540e\u50ac\u5316\u5242\u6062\u590d\u6d3b\u6027\u3002\u56fe5b\u4e2d\u76842-5\u8c31\u7ebf\u8bc1\u660e\u4e86CO\u5438\u9644\u7ea2\u79fb\u6765\u6e90\u4e8e\u8986\u76d6\u5ea6\u7684\u964d\u4f4e\uff0c\u5373\u901a\u8fc7\u4ec5\u901aH2\u964d\u4f4e\u8868\u9762CO\u7684\u8986\u76d6\u5ea6\uff0c\u53d1\u73b0CO\u5438\u9644\u5cf0\u4f4d\u7ea2\u79fb\u3002\u56fe5b\u4e2d\u76846-8\u8c31\u7ebf\u8bc1\u660e\u4e86CO\u632f\u52a8\u5cf0\u7ea2\u79fb\u7684\u539f\u56e0\u3002\u968f\u7740\u7a0b\u5e8f\u5347\u6e29\uff0c\u5728\u9ad8\u4e8e300 o<\/sup>C\u7684\u65f6\u5019HCOx<\/sub>\u7269\u79cd\u5728TiO2<\/sub>\u8868\u9762\u8131\u9644\uff0cCO\u7ebf\u5f0f\u5438\u9644\u5cf0\u4f4d\u84dd\u79fb\u4e8635 cm-1<\/sup>\u52301996 cm-1<\/sup>\uff0c\u6539\u5cf0\u4f4d\u4e0e\u4f4e\u8986\u76d6\u5ea6\u7684\u8fd8\u539f\u540e\u6837\u54c1\u76f8\u4f3c\uff08\u56fe5c\uff09\u3002\u56e0\u6b64\uff0c\u5cf0\u4f4d\u504f\u79fb\u6765\u6e90\u4e8eHCOx<\/sub>\u4e0eTiO2<\/sub>\u7684\u76f8\u4e92\u4f5c\u7528\u3002<\/p>\n \u56fe5. (a) 2%Rh\/TiO2<\/sub>\u5728\u53cd\u5e94\u6761\u4ef6\uff08180 o<\/sup>C, 1%CO2<\/sub>, 1%H2, 98% He\uff09\u4e0b\u7684in-situ DRIFT\u5149\u8c31\u3002\u7ea2\u8272\u4ee3\u8868H2\u8fd8\u539f\u540e\u7684\u50ac\u5316\u5242\uff1b\u84dd\u8272\u4ee3\u8868\u9884\u5904\u7406\uff0820CO2<\/sub>:2H2<\/sub>\uff09\u540e\u7684\u50ac\u5316\u5242\uff1b\u9ed1\u8272\u4ee3\u8868\u9884\u5904\u7406\uff0820CO2<\/sub>:2H2<\/sub>\uff09\u540e\u518dH2<\/sub>\u8fd8\u539f\u540e\u7684\u50ac\u5316\u5242\u3002(b) 2%Rh\/TiO2<\/sub>\u5728\u53cd\u5e94\u6c1b\u56f4\u4e2d\u7684DRIFT\u5149\u8c31\u30021\u4ee3\u8868\u53cd\u5e94\u540e\u7684\u6837\u54c1\uff1b2\u4ee3\u886820CO2<\/sub>:2H2<\/sub>\u5904\u7406\u540e\u7684\u6837\u54c1\uff1b3-5\u4ee3\u8868\u53bb\u9664CO2<\/sub>\uff0c\u4ec5\u75591%H2\u7684\u6c14\u6c1b\u5904\u74065, 15\u548c60 min\u540e\u7684\u6837\u54c1\uff1b6-8\u4ee3\u88685\u5149\u8c31\u5728He\u7a0b\u5e8f\u5347\u6e29\u8131\u9644\u5904\u7406\u540e\u7684\u6837\u54c1\uff0c\u6e29\u5ea6\u5206\u5e03\u4e3a213, 312\u548c370 o<\/sup>C\u3002Nat. Chem. 2017, 9, 120-127\u3002<\/p>\n 3) \u8d28\u8c31<\/p>\n \u540c\u6b65\u8f90\u5c04\u771f\u7a7a\u7d2b\u5916\u5149\u7535\u79bb\u8d28\u8c31\uff08synchrotron-based vacuum ultraviolet photoionization mass spectrometry, SVUV-PIMS\uff09\u662f\u63a2\u6d4b\u81ea\u7531\u57fa\u7684\u6709\u6548\u624b\u6bb5\u3002\u5305\u4fe1\u548c\u9662\u58eb\u5728\u5176\u5408\u6210\u6c14\u9ad8\u9009\u62e9\u6027\u5236\u70ef\u70c3\u7684\u5de5\u4f5c\u4e2d\uff0c\u5229\u7528SVUV-PIMS\u6355\u6349\u5230\u8d39\u6258\u53cd\u5e94\u4e2d\u7684\u70ef\u916e\u81ea\u7531\u57fa\uff0c\u53d1\u73b0\u4e86\u8d39\u6258\u53cd\u5e94\u4e2dC-C\u5076\u8054\u7684\u81ea\u7531\u57fa\u673a\u5236\uff08\u56fe6\uff0cScience, 2016, 351, 1065-1068\uff09\u3002<\/p>\n \u56fe6. \u8d39\u6258\u53cd\u5e94\u4e2dZnCrOx<\/sub>\u7684SVUV-PIMS\u6570\u636e\uff08Science, 2016, 351, 1065-1068\uff09\u3002<\/p>\n 4) XPS<\/p>\n XPS\u7684C\u8c31\u3001N\u8c31\u3001O\u8c31\u7b49\u8f7b\u5143\u7d20\u7684\u8c31\u56fe\u53ef\u4ee5\u4f5c\u4e3a\u7ea2\u5916\u7684\u8865\u5145\u8bc1\u660e\u624b\u6bb5\uff08Nat. Energy 2017, 2, 869-876\uff09\u3002XPS\u4e5f\u5e38\u7528\u4e8e\u68c0\u6d4b\u91d1\u5c5e\u5143\u7d20\u5728\u5316\u5b66\u53cd\u5e94\u8fc7\u7a0b\u4e2d\u7684\u4ef7\u6001\u53d8\u5316\uff0c\u6b64\u65f6\u4e5f\u53ef\u7528XANES\u66ff\u4ee3\uff08Science 2017, 355, 1399-1403\uff09\u3002<\/p>\n 5) \u8d85\u5feb\u5149\u8c31<\/p>\n \u8d85\u5feb\u5149\u8c31\u662f\u7814\u7a76\u5149\u50ac\u5316\u7684\u6709\u6548\u5de5\u5177\uff0c\u53ef\u4ee5\u7528\u6765\u63a2\u6d4b\u6fc0\u53d1\u6001\u7684\u7535\u5b50\u548c\u7a7a\u7a74\u8f90\u5c04\u590d\u5408\uff0c\u4f53\u76f8\u8fc1\u79fb\u548c\u754c\u9762\u7535\u8377\u5206\u79bb\u7b49\u8fc7\u7a0b\u3002\u4e2d\u79d1\u5927\u7684\u8c22\u6bc5\u548c\u5f20\u7fa4\u6559\u6388\u501f\u52a9\u8d85\u5feb\u5149\u8c31\uff0c\u7814\u7a76\u4e86\u6c34\u6eb6\u6027\u5206\u5b50\uff08Tri\ufb02uoroacetic acid, TFA\uff09\u4f5c\u4e3a\u5171\u50ac\u5316\u5242\u4fc3\u8fdb\u7a7a\u7a74\u8f6c\u79fb\uff0c\u4ece\u800c\u63d0\u9ad8\u5149\u50ac\u5316\u4ea7\u6c22\u6d3b\u6027\uff08\u56fe8\uff0cNat. Commun. 2015, 6, 8647\uff09\u3002<\/p>\n \u56fe8. \u8d85\u5feb\u5149\u8c31\uff08Nat. Commun. 2015, 6, 8647\uff09\u3002<\/p>\n \u4e09\u3001 \u7406\u8bba\u8ba1\u7b97<\/p>\n \u7406\u8bba\u8ba1\u7b97\u662f\u7814\u7a76\u50ac\u5316\u673a\u7406\u6700\u91cd\u8981\u7684\u624b\u6bb5\u4e4b\u4e00\uff0c\u53ef\u4ee5\u7ed9\u51fa\u539f\u5b50\u5c42\u9762\u7684\u89e3\u91ca\u3002\u7531\u4e8e\u7406\u8bba\u8ba1\u7b97\u65b9\u9762\u5185\u5bb9\u975e\u5e38\u4e30\u5bcc\uff0c\u9650\u4e8e\u7bc7\u5e45\uff0c\u4ec5\u7528\u7b80\u5355\u7f57\u5217\u4e09\u79cd\u7406\u8bba\u8ba1\u7b97\u53ef\u4ee5\u5f97\u5230\u7684\u4fe1\u606f\u3002<\/p>\n 1\uff09 \u53cd\u5e94\u8def\u5f84<\/p>\n \u5e03\u9c81\u514b\u6d77\u6587\u56fd\u5bb6\u5b9e\u9a8c\u5ba4\u7684Jos\u00e9 A. Rodriguez\u6559\u6388\u5728\u7814\u7a76Cu\/ZnO\u5728CO2<\/sub>\u52a0\u6c22\u4e2d\u6d3b\u6027\u4f4d\u70b9\u7684\u5de5\u4f5c\u4e2d\uff0c\u901a\u8fc7\u7406\u8bba\u8ba1\u7b97\u5224\u5b9a\u4e86\u50ac\u5316\u53cd\u5e94\u8def\u5f84\uff08Science 2017, 355, 1296-1299\uff09\u3002\u4ece\u56fe9A\u548c9B\u53d1\u73b0\uff0c\u5bf9\u4e8eZnCu(211)\u548cZnO\/Cu(111)\uff0c\u4e0eRWGS+CO-hydro\u8def\u5f84\u76f8\u6bd4\uff0c\u7532\u9178\u8def\u5f84\u53cd\u5e94\u80fd\u5792\u66f4\u4f4e\uff0c\u53cd\u5e94\u66f4\u503e\u5411\u8d70\u7532\u9178\u8def\u5f84\u3002<\/p>\n \u56fe9. (A) ZnCu(211)\u548c(B) ZnO\/Cu(111)\u4e0aCO2<\/sub>\u901a\u8fc7RWGS+CO-hydro\u8def\u5f84\uff08\u9ed1\u8272\uff09\u548c\u7532\u9178\uff08\u84dd\u8272\uff09\u8def\u5f84\u52a0\u6c22\u6210\u7532\u9187\u7684\u53cd\u5e94\u8def\u5f84\uff08Science 2017, 355, 1296-1299\uff09\u3002<\/p>\n 2\uff09 \u8868\u9762\u7535\u8377<\/p>\n \u53a6\u5927\u7684\u90d1\u5357\u5cf0\u6559\u6388\u548c\u5085\u521a\u6559\u6388\u5728\u7814\u7a76Pt\u7eb3\u7c73\u7ebf\u8868\u9762\u914d\u4f53\u6539\u6027\u7684\u5de5\u4f5c\u4e2d\uff0c\u8ba1\u7b97\u4e86Pt\u7eb3\u7c73\u7ebf\u548cEDA\u5438\u9644\u7684Pt\u7eb3\u7c73\u7ebf\u8868\u9762Bader\u7535\u8377\uff08Nat. Mater. 2016, 15, 564-569\uff09\u3002\u8ba1\u7b97\u7ed3\u679c\u663e\u793aEDA-Pt\u7eb3\u7c73\u7ebf\u8868\u9762\u5e26\u8d1f\u7535\uff08-0.14 a.u.\/Pt atom\uff09\uff0c\u800cPt\u7eb3\u7c73\u7ebf\u8868\u9762\u4e3a\u4e2d\u6027\uff08+0.02 a.u.\/Pt atom\uff09\u3002\u8be5\u7ed3\u8bba\u4e0eXPS\u7ed3\u679c\u76f8\u7b26\u3002<\/p>\n \u56fe10. Pt\u7eb3\u7c73\u7ebf\u548cEDA-Pt\u7eb3\u7c73\u7ebf\u8868\u9762Bader\u7535\u8377\u5206\u6790\uff08Nat. Mater. 2016, 15, 564-569\uff09\u3002<\/p>\n 3\uff09 \u81ea\u7531\u80fd<\/p>\n \u65af\u5766\u798f\u7684Thomas F. Jaramillo\u6559\u6388\u4e0eJens K. Norskov\u6559\u6388\u5728\u7814\u7a76OER\u6027\u80fd\u7684\u5de5\u4f5c\u4e2d\uff0c\u901a\u8fc7\u7406\u8bba\u8ba1\u7b97O\u4e0eOH\u7684Gibbs\u81ea\u7531\u80fd\uff08\u0394GO<\/sub>\u548c\u0394GOH<\/sub>\uff09\uff0c\u5efa\u7acb\u4e86\u6d3b\u6027\u4e0e\u0394GO<\/sub>\u548c\u0394GOH<\/sub>\u7684\u5173\u7cfb\uff0c\u4e3a\u7b5b\u9009\u9ad8\u6d3b\u6027\u7684OER\u50ac\u5316\u5242\u63d0\u4f9b\u4e86descriptor\uff08Science 2016, 353, 1011-1014\uff09\u3002<\/p>\n \u56fe11. OER\u7406\u8bba\u5206\u6790\uff08Science 2016, 353, 1011-1014\uff09\u3002<\/p>\n \u603b\u800c\u8a00\u4e4b\uff0c\u5355\u7eaf\u7684\u4e00\u79cd\u6216\u51e0\u79cd\u624b\u6bb5\u5e76\u4e0d\u80fd\u5b8c\u5907\u7684\u8bc1\u660e\u67d0\u79cd\u673a\u7406\u3002\u56e0\u6b64\uff0c\u9700\u8981\u5404\u79cd\u7814\u7a76\u624b\u6bb5\u76f8\u4e92\u7ed3\u5408\uff0c\u76f8\u4e92\u4f50\u8bc1\u624d\u80fd\u7ed9\u51fa\u5b8c\u7f8e\u7684\u8bc1\u636e\u3002\u5f53\u7136\uff0c\u60f3\u8981\u5f97\u5230\u5b8c\u5168\u81ea\u6d3d\u7684\u673a\u7406\u8bc1\u636e\u96be\u5ea6\u4e5f\u662f\u5341\u5206\u5de8\u5927\u3002\u8fd9\u4e0d\u4ec5\u8981\u6c42\u63d0\u51fa\u7684\u673a\u7406\u786e\u5b9e\u53ef\u884c\uff0c\u8fd8\u9700\u8981\u9ad8\u96be\u5ea6\u7684\u5b9e\u9a8c\u5de5\u4f5c\u3002<\/p>\n \u672c\u6587\u7531\u6750\u6599\u4eba\u4e13\u680f\u79d1\u6280\u987e\u95eeWater\u4f9b\u7a3f\u3002<\/p>\n \u5982\u679c\u60a8\u60f3\u5229\u7528\u7406\u8bba\u8ba1\u7b97\u6765\u89e3\u6790\u50ac\u5316\u673a\u7406\uff0c\u6b22\u8fce\u60a8\u4f7f\u7528\u6750\u6599\u4eba\u8ba1\u7b97\u6a21\u62df\u89e3\u51b3\u65b9\u6848\u3002\u6750\u6599\u4eba\u7ec4\u5efa\u4e86\u4e00\u652f\u6765\u81ea\u5168\u56fd\u77e5\u540d\u9ad8\u6821\u8001\u5e08\u53ca\u4f01\u4e1a\u5de5\u7a0b\u5e08\u7684\u79d1\u6280\u987e\u95ee\u56e2\u961f\uff0c\u4e13\u6ce8\u4e8e\u4e3a\u5927\u5bb6\u89e3\u51b3\u5404\u7c7b\u8ba1\u7b97\u6a21\u62df\u9700\u6c42\u3002\u5982\u679c\u60a8\u6709\u9700\u6c42\uff0c\u6b22\u8fce\u626b\u4ee5\u4e0b\u4e8c\u7ef4\u7801\u63d0\u4ea4\u60a8\u7684\u9700\u6c42\uff0c\u6216\u76f4\u63a5\u8054\u7cfb\u5fae\u4fe1\u5ba2\u670d\uff08\u5fae\u4fe1\u53f7\uff1aiceshigu\uff09<\/p>\n<\/p>\n
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