{"id":98118,"date":"2017-08-25T08:00:30","date_gmt":"2017-08-25T00:00:30","guid":{"rendered":"\/\/m.iemloyee.com\/?p=98118"},"modified":"2017-08-24T14:42:51","modified_gmt":"2017-08-24T06:42:51","slug":"nature-communications-%e7%83%ad%e7%a8%b3%e5%ae%9aptm-al2o3%e5%8d%95%e5%8e%9f%e5%ad%90%e5%82%ac%e5%8c%96%e5%89%82%e7%94%a8%e4%ba%8e%e9%80%89%e6%8b%a9%e6%80%a7%e5%8a%a0%e6%b0%a2%e5%92%8cco%e6%b0%a7","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=98118","title":{"rendered":"Nature Communications: \u70ed\u7a33\u5b9aPt\/m-Al2O3\u5355\u539f\u5b50\u50ac\u5316\u5242\u7528\u4e8e\u9009\u62e9\u6027\u52a0\u6c22\u548cCO\u6c27\u5316"},"content":{"rendered":"
\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n \u7531\u4e8e\u5168\u7403\u91d1\u5c5e\u5143\u7d20\u7684\u6301\u7eed\u6d88\u8017\uff0c\u5728\u672a\u676550\u5e74\u5185\u5c06\u6709\u7ea622\u79cd\u5143\u7d20\u9762\u4e34\u77ed\u7f3a\u95ee\u9898\uff0c\u7279\u522b\u662f\u5e7f\u6cdb\u7528\u4e8e\u50ac\u5316\u53cd\u5e94\u7684\u8d35\u91d1\u5c5e\u94c2\u3002\u5236\u5907\u5355\u539f\u5b50\u50ac\u5316\u5242\uff0c\u53ef\u4ee5\u66f4\u52a0\u6709\u6548\u7684\u5229\u7528\u91d1\u5c5e\u5143\u7d20\uff0c\u6709\u671b\u89e3\u51b3\u8fd9\u4e00\u95ee\u9898\u3002\u4f46\u662f\u5927\u91cf\u7684\u50ac\u5316\u53cd\u5e94\u662f\u5728\u9ad8\u6e29\u6216\u6c22\u6c14\u6c14\u6c1b\u4e0b\u8fdb\u884c\uff0c\u5e76\u4e14\u5355\u539f\u5b50\u50ac\u5316\u5242\u5728\u9ad8\u6e29\u6761\u4ef6\u4e0b\u5bb9\u6613\u56e2\u805a\uff0c\u56e0\u6b64\u5236\u5907\u9ad8\u6e29\u6c22\u6c14\u7a33\u5b9a\u7684\u5355\u539f\u5b50\u50ac\u5316\u5242\u5177\u6709\u91cd\u8981\u610f\u4e49\u3002<\/p>\n \u3010\u6210\u679c\u7b80\u4ecb\u3011<\/b><\/strong><\/p>\n \u6700\u8fd1\uff0c\u65b0\u52a0\u5761\u56fd\u7acb\u5927\u5b66\u7684\u989c\u5b81\u6559\u6388(\u901a\u8baf\u4f5c\u8005)<\/strong>\u548c\u4e2d\u79d1\u9662\u5927\u8fde\u5316\u7269\u6240\u7684\u5f20\u6d9b\u9662\u58eb\u3001\u738b\u7231\u7434\u7814\u7a76\u5458\uff0c\u963f\u535c\u675c\u62c9\u56fd\u738b\u79d1\u6280\u5927\u5b66Han Yu\u6559\u6388\u3001\u65e5\u672c\u4eac\u90fd\u5927\u5b66Tanaka Tsunehiro\u6559\u6388<\/strong>\u5408\u4f5c\u5728\u4ecb\u5b54\u6c27\u5316\u94dd\u4e0a\u5236\u5907\u4e86\u70ed\u7a33\u6027\u5355\u539f\u5b50Pt\u50ac\u5316\u5242\u3002\u7531\u4e8e\u5355\u539f\u5b50Pt\u7a33\u5b9a\u5d4c\u5165\u5728\u4e0d\u9971\u548c\u4e94\u914d\u4f4d\u94dd\u4e0a\uff0c\u4f7f\u5176\u5177\u6709\u66f4\u9ad8\u7684\u70ed\u7a33\u5b9a\u6027\u3002200 \u00b0C\u4e0b1,3-\u4e01\u4e8c\u70ef\u9009\u62e9\u6027\u52a0\u6c2224 h\uff1b550 \u00b0C\u6761\u4ef6\u4e0b\u5df1\u70f7\u91cd\u657448 h\uff1b100\u00a0o<\/sup>C-400\u00a0o<\/sup>C\u6761\u4ef6\u4e0bCO\u6c27\u5316\u53cd\u5e941\u4e2a\u6708\u540e\uff0c\u8be5\u50ac\u5316\u5242\u4ecd\u7136\u53ef\u4ee5\u4fdd\u6301\u5355\u539f\u5b50\u72b6\u6001\u3002<\/p>\n \u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/b><\/strong><\/p>\n \u56fe1\uff1a Pt\/m-Al<\/b><\/strong>2<\/b><\/sub><\/strong>O<\/b><\/strong>3<\/b><\/sub><\/strong>\u00a0\u5355\u539f\u5b50\u50ac\u5316\u5242\u5408\u6210\u793a\u610f\u56fe<\/b><\/strong><\/p>\n \u56fe2\uff1a\u5355\u539f\u5b50Pt\u50ac\u5316\u5242<\/b><\/strong>\u7ed3\u6784<\/b><\/strong>\u8868\u5f81<\/b><\/strong><\/p>\n (a,b<\/b><\/strong>)\u00a00.2Pt\/m-Al2<\/sub>O3<\/sub>-H2<\/sub>\u00a0\u5355\u539f\u5b50\u50ac\u5316\u5242TEM\u56fe,\u00a0(c<\/b><\/strong>)\u00a0TEM-EDS \u5143\u7d20\u626b\u63cf\u56fe, (d<\/b><\/strong>) HAADF-STEM\u56fe, (e<\/b><\/strong>) 532\u4e2a\u5355\u539f\u5b50\u4e4b\u95f4\u6700\u8fd1\u8ddd\u79bb\u5206\u5e03\u56fe\uff0c0.2Pt\/m-Al2<\/sub>O3<\/sub>-O2<\/sub>\u5355\u539f\u5b50\u50ac\u5316\u5242(f<\/b><\/strong>) HAADF-STEM \u56fe, (g<\/b><\/strong>,<\/b><\/strong>h<\/b><\/strong>) \u5355\u539f\u5b50\u7ebf\u626b\u9762\u56fe\u3002\u00a0 (a<\/b><\/strong>)\u00a0<\/b><\/strong>Pt\u00a0<\/sub>\u7247, H2<\/sub>PtCl6<\/sub>, PtO2<\/sub>, 0.2Pt\/m-Al2<\/sub>O3<\/sub>-O2<\/sub>\u00a0\u548c 0.2Pt\/m-Al2<\/sub>O3<\/sub>-H2<\/sub>\u7684 EXAFS \u56fe,\u00a0(b<\/b><\/strong>)\u00a0XANES \u56fe\uff0c\u00a0(c<\/b><\/strong>) \u5355\u539f\u5b50Pt\u5728\u6c27\u5316\u94dd\u8868\u9762\u7684\u7ed3\u6784\u793a\u610f\u56fe, (d<\/b><\/strong>) FT-EXAFS \u66f2\u7ebf\u56fe,\u00a0(e<\/b><\/strong>) H2<\/sub>-O2<\/sub>\u00a0\u6ef4\u5b9a\u66f2\u7ebf\u56fe, (f<\/b><\/strong>) CO \u5438\u9644\u7684\u7ea2\u5916\u5149\u8c31\u56fe, (g<\/b><\/strong>) 27<\/sup>Al MAS-NMR \u56fe, (h<\/b><\/strong>) \u4e0d\u540c\u914d\u4f4d\u94dd\u542b\u91cf\u56fe,\u00a0(i<\/b><\/strong>) \u5355\u539f\u5b50\u50ac\u5316\u5242\u548c\u5bf9\u6bd4\u6837\u54c1\u5728\u53ef\u89c1\u5149\u548c\u7d2b\u5916\u5149\u6761\u4ef6\u4e0b\u7684\u7167\u7247\u3002<\/p>\n \u56fe4\uff1a1,3-\u4e01\u4e8c\u70ef\u9009\u62e9\u6027\u52a0\u6c22\u548c\u5df1\u70f7\u91cd\u6574\u50ac\u5316\u53cd\u5e94<\/b><\/strong><\/p>\n \u00a0<\/b><\/strong>(a<\/b><\/strong>) \u4e19\u70ef\u548c\u4e01\u70ef\u572830 \u00b0C\u548c50 \u00b0C\u6761\u4ef6\u4e0b\u7684\u9009\u62e9\u6027, (b<\/b><\/strong>) \u5728200 \u00b0C \u6761\u4ef6\u4e0b\u52a0\u6c22\u53cd\u5e9424 h\u4e01\u70ef\u9009\u62e9\u6027\u548c1,3-\u4e01\u4e8c\u70ef\u8f6c\u5316\u7387,\u00a0<\/b><\/strong>(c<\/b><\/strong>) \u53cd\u5e9424h\u540e\uff0c\u4e19\u70ef\u548c\u4e01\u70ef\u572830 \u00b0C\u6761\u4ef6\u4e0b\u9009\u62e9\u6027, (d<\/b><\/strong>) \u53cd\u5e94\u540e HAADF-STEM\u56fe,\u548c(e<\/b><\/strong>)\u00a0CO \u7ea2\u5916\u5438\u9644\u5149\u8c31\u56fe, (f<\/b><\/strong>) \u5df1\u70f7\u5728400 o<\/sup>C \u548c550 o<\/sup>C\u91cd\u6574\u6761\u4ef6\u4e0b\u7684\u8f6c\u5316\u7387, (g<\/b><\/strong>) \u50ac\u5316\u5242\u5728550 o<\/sup>C\u6761\u4ef6\u4e0b\u7684\u5931\u6d3b\u66f2\u7ebf, (h<\/b><\/strong>) \u5728 400 o<\/sup>C\u6761\u4ef6\u4e0b\u5df1\u70f7\u5f02\u6784\u5316\u4ea7\u7269\u9009\u62e9\u6027\u548c (i<\/b><\/strong>) \u5728 550 o<\/sup>C\u6761\u4ef6\u4e0b\u5df1\u70f7\u5f02\u6784\u5316\u4ea7\u7269\u9009\u62e9\u6027\u3002<\/p>\n \u56fe5\uff1a\u5355\u539f\u5b50Pt\u50ac\u5316\u5242CO\u6c27\u5316\u53cd\u5e94<\/b><\/strong><\/p>\n (a<\/b><\/strong>)\u4ece100\u00b0C\u5230400 \u00b0C\u6761\u4ef6\u4e0bCO\u6c27\u5316\u8f6c\u5316\u7387(50\u4e2a\u5faa\u73af), (b<\/b><\/strong>) \u5728400 \u00b0C\u7ef4\u6301\u6c27\u5316\u53cd\u5e94\u00a0220 h, (c<\/b><\/strong>) \u53e6\u5916\u4ece100\u00b0C\u5230400 \u00b0C\u6761\u4ef6\u4e0bCO\u8f6c\u5316\u7387(10\u4e2a\u5faa\u73af), (d<\/b><\/strong>) \u7136\u540e\u5728230 \u00b0C\u6761\u4ef6\u4e0b\u53cd\u5e9470 h,\u00a0(e<\/b><\/strong>)CO\u6c27\u5316\u53cd\u5e94\u540e\u50ac\u5316\u5242\u7684\u7ea2\u5916\u5438\u6536\u5149\u8c31\u56fe, (f<\/b><\/strong>) EXAFS \u56fe, (g<\/b><\/strong>) \u4ece100\u00b0C\u5230400 \u00b0C\u5546\u4e1a\u50ac\u5316\u5242\u7b2c1\u548c\u7b2c10\u4e2a\u5faa\u73af\u6761\u4ef6\u4e0bCO\u8f6c\u5316\u7387\u3002<\/p>\n \u3010\u603b\u7ed3\u3011<\/b><\/strong><\/p>\n \u8be5\u6210\u679c\u901a\u8fc7\u4e0d\u9971\u548c\u4e94\u914d\u4f4d\u94dd\u5728\u4ecb\u5b54\u6c27\u5316\u94dd\u4e0a\u83b7\u5f97\u4e86\u70ed\u7a33\u5b9a\u7684\u5355\u539f\u5b50\u94c2\u50ac\u5316\u5242\uff0c\u4f7f\u5176\u5728\u6c22\u6c14\u6c14\u6c1b\u548c\u9ad8\u6e29\u6761\u4ef6\u4e0b\u4fdd\u6301\u7a33\u5b9a\u7684\u5355\u539f\u5b50\u72b6\u6001\u3002\u5e76\u4e14\u8be5\u50ac\u5316\u5242\u8868\u73b0\u51fa\u9ad8\u76841,3-\u4e01\u4e8c\u70ef\u9009\u62e9\u6027\u52a0\u6c22\uff0c\u5df1\u70f7\u91cd\u6574\u548cCO\u6c27\u5316\u6d3b\u6027\u3002<\/p>\n \u672c\u6587\u5408\u4f5c\u4f5c\u8005\u4e3a\u535a\u58eb\u751f\u5f20\u658c\uff0c\u535a\u58eb\u540e\u5f20\u4f73\u5149\uff0c\u53caZhu Yihan, Asakura Hiroyuki\u548cZhou Maoxiang\uff0c\u7b2c\u4e00\u4f5c\u8005\u4e3a\u5de5\u7a0b\u5e08\u5f20\u5728\u78ca\uff0c\u73b0\u4e3a\u4e2d\u79d1\u9662\u5317\u4eac\u7eb3\u7c73\u80fd\u6e90\u4e0e\u7cfb\u7edf\u7814\u7a76\u6240\u52a9\u7406\u7814\u7a76\u5458\u3002<\/p>\n \u6587\u732e\u8fde\u63a5<\/b><\/strong>\uff1aThermally stable single atom Pt\/m-Al2<\/sub>O3<\/sub>\u00a0for selective hydrogenation and CO oxidation<\/a>\uff08Nature Communications, 2017, 8, 16100. DOI: 10.1038\/ncomms16100\uff09<\/p>\n \u672c\u6587\u7531\u5f20\u5728\u78ca\u6295\u7a3f\uff0c\u7279\u6b64\u611f\u8c22\uff01\u6750\u6599\u4eba\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\u5927\u5bb6\u5ead<\/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\u7bb1tougao@cailiaoren.com\u3002<\/p>\n \u6295\u7a3f\u4ee5\u53ca\u5185\u5bb9\u5408\u4f5c\u53ef\u52a0\u7f16\u8f91\u5fae\u4fe1\uff1axiaofire-18\uff0c\u5434\u73ab\uff0c\u6211\u4eec\u4f1a\u62c9\u5404\u4f4d\u8001\u5e08\u52a0\u5165\u4e13\u5bb6\u7fa4\u3002<\/b><\/strong><\/p>\n \u4eea\u5668\u8bbe\u5907\u3001\u8bd5\u5242\u8017\u6750\u3001\u6750\u6599\u6d4b\u8bd5\u3001\u6570\u636e\u5206\u6790\uff0c\u627e<\/b><\/strong>\u6750\u6599\u4eba<\/b><\/strong><\/a>\u3001\u4e0a<\/b><\/strong>\u6d4b\u8bd5\u8c37<\/b><\/strong><\/a>\uff01<\/b><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":" \u3010\u5f15\u8a00\u3011 \u7531\u4e8e\u5168\u7403\u91d1\u5c5e\u5143\u7d20\u7684\u6301\u7eed\u6d88\u8017\uff0c\u5728\u672a\u676550\u5e74\u5185\u5c06\u6709\u7ea622\u79cd\u5143\u7d20\u9762\u4e34\u77ed\u7f3a\u95ee\u9898\uff0c\u7279\u522b\u662f\u5e7f\u6cdb\u7528\u4e8e\u50ac\u5316\u53cd\u5e94\u7684\u8d35\u91d1\u5c5e\u94c2\u3002\u5236\u5907\u5355\u539f\u5b50\u50ac\u5316\u5242\uff0c\u53ef\u4ee5\u66f4\u52a0\u6709\u6548\u7684\u5229\u7528\u91d1\u5c5e\u5143\u7d20…<\/p>\n","protected":false},"author":349,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[],"class_list":["post-98118","post","type-post","status-publish","format-standard","hentry","category-jiedu"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/98118"}],"collection":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/users\/349"}],"replies":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=98118"}],"version-history":[{"count":1,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/98118\/revisions"}],"predecessor-version":[{"id":98125,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/98118\/revisions\/98125"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=98118"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=98118"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=98118"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
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\n \u56fe3\uff1a\u5355\u539f\u5b50\u50ac\u5316\u5242\u548c\u5bf9\u6bd4\u6837\u54c1<\/b><\/strong>\u7ed3\u6784\u8868\u5f81<\/b><\/strong><\/p>\n<\/p>\n
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