{"id":142811,"date":"2018-06-21T06:30:12","date_gmt":"2018-06-20T22:30:12","guid":{"rendered":"\/\/m.iemloyee.com\/?p=142811"},"modified":"2018-06-21T09:02:31","modified_gmt":"2018-06-21T01:02:31","slug":"adv-mater-co%e2%80%90%e6%b0%b4%e6%bb%91%e7%9f%b3%e5%9f%ba%e5%82%ac%e5%8c%96%e5%89%82%e7%94%a8%e4%ba%8e%e5%85%89%e7%83%ad%e8%b4%b9%e6%89%98%e5%8f%8d%e5%ba%94%e5%88%b6%e5%a4%87%e4%bd%8e%e7%a2%b3","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=142811","title":{"rendered":"Adv. Mater.: Co\u2010\u6c34\u6ed1\u77f3\u57fa\u50ac\u5316\u5242\u7528\u4e8e\u5149\u70ed\u8d39\u6258\u53cd\u5e94\u5236\u5907\u4f4e\u78b3\u70ef\u70c3"},"content":{"rendered":"
\u3010\u524d\u8a00\u3011<\/strong><\/p>\n \u4f4e\u78b3\u70ef\u70c3\u4f5c\u4e3a\u8bb8\u591a\u5316\u5b66\u54c1\u7684\u5408\u6210\u539f\u6599\u662f\u5f53\u4eca\u5316\u5b66\u5de5\u4e1a\u7684\u57fa\u672c\u652f\u67f1\u3002\u4f20\u7edf\u7684\u5236\u5907\u4f4e\u78b3\u70ef\u70c3\u7684\u65b9\u6cd5\u662f\u7531\u5927\u5206\u5b50\u91cf\u7684\u70c3\u7c7b\u88c2\u89e3\u6216\u7531\u77f3\u6cb9\u88c2\u89e3\u5f97\u5230\u3002\u7136\u800c\u77f3\u6cb9\u50a8\u91cf\u7684\u9010\u6e10\u4e0b\u964d\u8feb\u4f7f\u6211\u4eec\u5f00\u53d1\u4e00\u79cd\u65b0\u578b\u7684\u5236\u5907\u4f4e\u78b3\u70ef\u70c3\u6280\u672f\u3002\u4e0e\u95f4\u63a5\u6cd5\u5408\u6210\u70ef\u70c3\u76f8\u6bd4\uff0c\u901a\u8fc7\u8d39 – \u6258\u5408\u6210\uff08FTS\uff09\u5c06\u5408\u6210\u6c14\u76f4\u63a5\u8f6c\u5316\u4e3a\u4f4e\u78b3\u70ef\u70c3\u88ab\u8ba4\u4e3a\u662f\u6700\u5b9e\u7528\u7684\u65b9\u6cd5\u3002\u8fc7\u53bb\u51e0\u5341\u5e74\u6765\uff0cNi\uff0cRu\u548cFe\uff0cCo\u57fa\u50ac\u5316\u5242\u5df2\u88ab\u5e7f\u6cdb\u7814\u7a76\u5e76\u7528\u4e8e\u5de5\u4e1a\u4e2d\u7684FTS\u3002\u7136\u800c 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\u4e0e\u4f20\u7edf\u7684\u70ed\u50ac\u5316FTS\u76f8\u6bd4\uff0c\u592a\u9633\u80fd\u9a71\u52a8\u7684FTS\u5177\u6709\u663e\u8457\u7684\u4f18\u52bf\u3002\u8fd1\u51e0\u5e74\uff0c\u62a5\u9053\u4e86\u5927\u91cf\u5229\u7528\u5149\u70ed\u6216\u7b49\u79bb\u5b50\u4f53\u6fc0\u5143\u6548\u5e94\u6765\u9a71\u52a8\u4e00\u6c27\u5316\u78b3\u548c\u4e8c\u6c27\u5316\u78b3\u52a0\u6c22\u7684\u5de5\u4f5c\u3002\u8fd9\u4e9b\u5de5\u4f5c\u6fc0\u53d1\u6211\u4eec\u601d\u8003\u662f\u5426\u53ef\u4ee5\u5229\u7528\u592a\u9633\u80fd\u9a71\u52a8FTS\u6765\u5236\u5907\u4f4e\u78b3\u70ef\u70c3\u3002\u6c34\u6ed1\u77f3\uff08Layered double hydroxides\uff08LDH\uff09\uff09\uff0c\u662f\u4e00\u7c7b\u4e8c\u7ef4\u5c42\u72b6\u9634\u79bb\u5b50\u578b\u5316\u5408\u7269\uff0c\u4ee5\u5176\u5c42\u95f4\u79bb\u5b50\u53ef\u8c03\u63a7\uff0c\u5c42\u677f\u91d1\u5c5e\u53ef\u8c03\u63a7\uff0c\u5c42\u539a\u5ea6\u53ef\u8c03\u8282\u7b49\u4f18\u70b9\u800c\u5e7f\u6cdb\u7684\u5e94\u7528\u4e0e\u5149\u3001\u7535\u50ac\u5316\u9886\u57df\u3002<\/p>\n \u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n \u8fd1\u65e5\uff0c\u6765\u81ea\u4e2d\u56fd\u79d1\u5b66\u9662\u7406\u5316\u6280\u672f\u7814\u7a76\u6240\u7684\u5f20\u94c1\u9510\u7814\u7a76\u5458\uff08\u901a\u8baf\u4f5c\u8005\uff09<\/strong>\u5728Advanced Materials<\/strong>\u4e0a\u53d1\u8868\u6587\u7ae0\uff0c\u9898\u4e3a\uff1aCo\u2010based Catalysts Derived from Layered\u2010Double\u2010Hydroxide Nanosheets for the Photothermal Production of Light Olefins<\/strong>\u3002\u7814\u7a76\u4eba\u5458\u5c06ZnCoAl\u5c42\u72b6\u53cc\u6c22\u6c27\u5316\u7269\u7eb3\u7c73\u7247\u5728300 ~ 700\u2103\u4e0b\u901a\u8fc7H2<\/sub>\u8fd8\u539f\uff0c\u6210\u529f\u5236\u5907\u4e86\u4e00\u7cfb\u5217\u4e0d\u540c\u5316\u5b66\u6210\u5206\u7684\u65b0\u578bCo\u57fa\u5149\u70ed\u50ac\u5316\u5242\u3002\u5728UV – vis\u8f90\u5c04\u4e0b\uff0c\u5728450\u2103\u4e0b\u5236\u5907\u7684\u5149\u70ed\u50ac\u5316\u5242\u663e\u793a\u51fa\u663e\u8457\u7684\u4e00\u6c27\u5316\u78b3\u52a0\u6c22\u6027\u80fd\uff0cCO\u8f6c\u5316\u7387\u4e3a15.4 %\uff0c\u4f4e\u78b3\u70ef\u70c3(C2\u20134<\/sub>=<\/sup>)\u9009\u62e9\u6027\u4e3a36.0 %\uff0c\u4f4e\u78b3\u70ef\u70c3\/\u70f7\u70c3\u6bd4\u4e3a6.1\u3002\u901a\u8fc7X\u5c04\u7ebf\u5438\u6536\u7cbe\u7ec6\u7ed3\u6784\u548c\u9ad8\u5206\u8fa8\u7387\u900f\u5c04\u7535\u955c\u8868\u5f81\u7814\u7a76\u8868\u660e\uff0c\u6d3b\u6027\u50ac\u5316\u5242\u7531ZnO\u2013Al2<\/sub>O3<\/sub>\u6df7\u5408\u91d1\u5c5e\u6c27\u5316\u7269\u8d1f\u8f7d\u7684Co\u548cCo3<\/sub>O4<\/sub>\u7eb3\u7c73\u9897\u7c92\u7ec4\u6210\u3002\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba\u8ba1\u7b97\u8fdb\u4e00\u6b65\u8868\u660e\uff0c\u6c27\u5316\u7269\u4fee\u9970\u7684\u91d1\u5c5eCo\u7eb3\u7c73\u9897\u7c92\u5f02\u8d28\u7ed3\u6784\u524a\u5f31\u4e86\u70ef\u70c3\u7684\u52a0\u6c22\u80fd\u529b\uff0c\u4ece\u800c\u4f7f\u4f4e\u78b3\u70ef\u70c3\u7684\u9ad8\u9009\u62e9\u6027\u589e\u52a0\u3002\u672c\u5de5\u4f5c\u9996\u6b21\u5229\u7528\u592a\u9633\u80fd\u9a71\u52a8\u94b4\u57fa\u50ac\u5316\u5242\u5b9e\u73b0\u4f4e\u78b3\u70ef\u70c3\u7684\u5236\u5907\u3002\u8be5\u8bba\u6587\u7684\u7b2c\u4e00\u4f5c\u8005\u662f\u5f20\u94c1\u9510\u8bfe\u9898\u7ec4\u7855\u58eb\u7814\u7a76\u751f\u674e\u632f\u534e\uff0c\u901a\u8baf\u4f5c\u8005\u4e3a\u5f20\u94c1\u9510\u7814\u7a76\u5458\u3002<\/strong><\/p>\n \u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n \u56fe 1. ZnCoAl-LDH\u5728\u4e0d\u540c\u6c22\u6c14\u8fd8\u539f\u6e29\u5ea6\u4e0b\u7684\u7ed3\u6784\u8868\u5f81<\/strong><\/p>\n a) Co-x \u50ac\u5316\u5242\u7684Co K-edge XANES\u548cb) EXAFS\u8c31\u56fe\uff1b<\/p>\n c) Co-x \u50ac\u5316\u5242\u7684Zn K\u2010edge XANES\u548cd) EXAFS\u8c31\u56fe\uff1b<\/p>\n Co-x \u50ac\u5316\u5242\u7684e) Co 2p\u548cf) Zn 2p\u7684XPS\u8c31\u56fe\uff1b<\/p>\n \u56fe2.Co3 O4\/Co\/ZnO-Al2O3\u50ac\u5316\u5242\u5149\u9a71\u52a8\u8d39\u6258\u53cd\u5e94\u6027\u80fd\u56fe<\/strong><\/p>\n a) ZnCoAl-LDH \u524d\u9a71\u4f53\uff0cMMO \u53c2\u6bd4\u6837\u4ee5\u53caCo-x\u50ac\u5316\u5242\u7684UV-vis\u5438\u6536\u8c31\uff1b<\/p>\n b) Co-450\u5728UV\u2013vis\u7167\u5c04\u4e0b\u7684\u78b3\u70c3\u4ea7\u7269\u5206\u5e03\u8c31\u56fe\uff1b<\/p>\n c) \u53cd\u5e94\u6e29\u5ea6\u968f\u5149\u7167\u65f6\u95f4\u53d8\u5316\u8c31\u56fe\uff1b<\/p>\n d) Co-450\u5149\u7167(UV-vis\u7167\u5c04)\u548c\u76f4\u63a5\u52a0\u70ed(\u65e0UV-vis\u7167\u5c04)\u7684CO\u8f6c\u6362\u7387\u6bd4\u8f83\u8c31\u56fe\uff1b<\/p>\n \u56fe3. Co-450\u50ac\u5316\u5242\u7684\u7ed3\u6784\u8868\u5f81<\/strong><\/p>\n a,b) HRTEM\u56fe, c) HAADF\u2010STEM\u56fe, d) Co, Zn, Al, \u548cO\u7684EDX\u56fe\uff1b<\/p>\n \u56fe4. \u7406\u8bba\u8ba1\u7b97<\/strong><\/p>\n a\uff09CO\u5728Co3<\/sub>O4<\/sub>\uff08220\uff09\u3001Co\uff08111\uff09\/ Co3<\/sub>O4<\/sub>\uff08220\uff09\u548cCo\uff08111\uff09\u4e0a\u89e3\u79bb\u7684\u52bf\u80fd\u8c31\u56fe\uff1b<\/p>\n b\uff09CH2-\u5728Co\uff08111\uff09\/ Co3<\/sub>O4<\/sub>\uff08220\uff09\u548cCo\uff08111\uff09\u4e0a\u7684\u53cd\u5e94\u8def\u5f84\u80fd\u5792\u8c31\u56fe\uff1b<\/p>\n \u7efc\u4e0a\u6240\u8ff0\uff0c\u901a\u8fc7\u5728300 – 700\u2103\u4e0b\u8fd8\u539fZnCoAl\u2010LDH\u7eb3\u7c73\u7247\u524d\u9a71\u4f53\uff0c\u7814\u7a76\u4eba\u5458\u6210\u529f\u5408\u6210\u4e86\u4e00\u7cfb\u5217Co\u57fa\u5149\u70ed\u5f02\u8d28\u7ed3\u6784\u50ac\u5316\u5242\uff0c450\u2103\u4e0b\u8fd8\u539f\u5f97\u5230\u7684\u50ac\u5316\u5242\u5728UV – vis\u8f90\u5c04\u4e0b\u7684\u4e00\u6c27\u5316\u78b3\u52a0\u6c22\u53cd\u5e94\u4e2d\u5177\u6709\u8f83\u9ad8\u7684\u4f4e\u78b3\u70ef\u70c3\u9009\u62e9\u6027(\u9009\u62e9\u6027\u224836.0 %\uff0c\u4f4e\u78b3\u70ef\u70c3\/\u70f7\u70c3\u6bd4=6.1)\uff0c\u901a\u8fc7\u8be6\u7ec6\u7684\u7ed3\u6784\u8868\u5f81\u7814\u7a76\u548cDFT\u8ba1\u7b97\u8868\u660e\uff0cCo3<\/sub>O4<\/sub><\/strong>\u4fee\u9970\u7684\u7eb3\u7c73<\/strong>Co<\/strong>\u9897\u7c92\u53ef\u4ee5\u6291\u5236\u70ef\u70c3\u7684\u8fdb\u4e00\u6b65\u52a0\u6c22\u4ece\u800c\u4f7f\u4f4e\u78b3\u70ef\u70c3\u7684\u9009\u62e9\u6027\u589e\u52a0\u3002\u672c\u5de5\u4f5c\u4e3a\u5236\u5907\u4f4e\u78b3\u70ef\u70c3\u5f00\u8f9f\u4e86\u4e00\u6761\u65b0\u7684\u5236\u5907\u8def\u5f84\u3002<\/strong><\/p>\n \u6587\u732e\u94fe\u63a5\uff1a<\/strong>Co\u2010Based Catalysts Derived from Layered\u2010Double\u2010Hydroxide Nanosheets for the Photothermal Production of Light Olefins<\/a>\uff0c(Adv. Mater., 2018, DOI: 10.1002\/adma.201800527)<\/p>\n \u672c\u6587\u7531\u6750\u6599\u4eba\u65b0\u80fd\u6e90\u5b66\u672f\u7ec4Z. Chen\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u6574\u7406\u7f16\u8f91\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\u6750\u6599\u4eba\u7f16\u8f91\u90e8<\/a>\u3002<\/p>\n \u6b22\u8fce\u5927\u5bb6\u5230\u6750\u6599\u4eba\u5ba3\u4f20\u79d1\u6280\u6210\u679c\u5e76\u5bf9\u6587\u732e\u8fdb\u884c\u6df1\u5165\u89e3\u8bfb\uff0c\u6295\u7a3f\u90ae\u7bb1\uff1atougao@cailiaoren.com\u3002<\/p>\n \u6295\u7a3f\u4ee5\u53ca\u5185\u5bb9\u5408\u4f5c\u53ef\u52a0\u7f16\u8f91\u5fae\u4fe1\uff1acailiaokefu\u3002<\/p>\n
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