{"id":50824,"date":"2024-02-21T08:59:23","date_gmt":"2024-02-21T00:59:23","guid":{"rendered":"https:\/\/www.chemhui.com\/?p=50824"},"modified":"2024-02-12T11:00:08","modified_gmt":"2024-02-12T03:00:08","slug":"nature%e5%ad%90%e5%88%8a%ef%bc%9a%e5%ae%9e%e9%aa%8c%e8%ae%a1%e7%ae%97%ef%bc%81%e6%8f%ad%e7%a4%badomm%e6%80%a7%e8%83%bd%e4%b8%8eau%e5%8e%9f%e5%ad%90%e8%a6%86%e7%9b%96%e7%8e%87%e4%b9%8b%e9%97%b4","status":"publish","type":"post","link":"http:\/\/www.chemhui.com\/nature%e5%ad%90%e5%88%8a%ef%bc%9a%e5%ae%9e%e9%aa%8c%e8%ae%a1%e7%ae%97%ef%bc%81%e6%8f%ad%e7%a4%badomm%e6%80%a7%e8%83%bd%e4%b8%8eau%e5%8e%9f%e5%ad%90%e8%a6%86%e7%9b%96%e7%8e%87%e4%b9%8b%e9%97%b4\/","title":{"rendered":"Nature\u5b50\u520a\uff1a\u5b9e\u9a8c+\u8ba1\u7b97\uff01\u63ed\u793aDOMM\u6027\u80fd\u4e0eAu\u539f\u5b50\u8986\u76d6\u7387\u4e4b\u95f4\u7684\u6027\u80fd-\u7ed3\u6784\u5173\u7cfb"},"content":{"rendered":"<section>\u5229\u7528\u7532\u70f7(CH<sub>4<\/sub>)\u5236\u5907\u7684\u7532\u9187(CH<sub>3<\/sub>OH)\u662f\u4e00\u79cd\u591a\u7528\u9014\u7684\u80fd\u91cf\u8f7d\u4f53\u548c\u5e73\u53f0\u5206\u5b50\uff0c\u7528\u4e8e\u5408\u6210\u91cd\u8981\u7684\u5927\u5b97\u5316\u5b66\u54c1\uff0c\u5982\u70ef\u70c3\u548c\u82b3\u70c3\u3002\u7136\u800c\uff0c\u7531\u4e8eCH<sub>4<\/sub>\u7684\u952e\u80fd(439.3 kJ mol<sup>\u22121<\/sup>)\u548c\u7535\u79bb\u52bf\u80fd(13.0 eV)\u8f83\u5927\uff0c\u4f7f\u5f97CH<sub>4<\/sub>\u4e2d\u7b2c\u4e00\u4e2aC-H\u952e\u7684\u65ad\u88c2\u6bd4\u8f83\u56f0\u96be\u3002\u6b64\u5916\uff0c\u7531\u4e8e\u5269\u4f59\u7684C-H\u952e\u5bb9\u6613\u88ab\u6c27\u5316\uff0c\u5bfc\u81f4CH<sub>4<\/sub>\u8fc7\u6c27\u5316\u4e3a\u4e8c\u6c27\u5316\u78b3(CO<sub>2<\/sub>)\uff0c\u56e0\u6b64CH<sub>3<\/sub>OH\u7684\u9009\u62e9\u6027\u662f\u4e0d\u53ef\u63a7\u7684\u3002\u6b64\u5916\uff0c\u4e3a\u4e86\u6ee1\u8db3\u7eff\u8272\u5316\u5b66\u7684\u8981\u6c42\uff0c\u4eba\u4eec\u63d0\u51fa\u4e86\u5728\u6e29\u548c\u6761\u4ef6\u4e0b\u7532\u70f7\u76f4\u63a5\u6c27\u5316\u4e3a\u7532\u9187(DOMM)\u7684\u65b9\u6cd5\uff0c\u8fd9\u4e2a\u8fc7\u7a0b\u88ab\u79f0\u4e3a\u201c\u5723\u676f\u201d\u53cd\u5e94\uff0c\u51e0\u5341\u5e74\u6765\u4e00\u76f4\u5904\u4e8e\u5b66\u672f\u548c\u5de5\u4e1a\u7814\u7a76\u7684\u524d\u6cbf\u3002<\/section>\n<p>&nbsp;<\/p>\n<section>\u8fc4\u4eca\u4e3a\u6b62\uff0c\u53cc\u91d1\u5c5ePdAu\u5408\u91d1\u662fDOMM\u6700\u6709\u6548\u7684\u50ac\u5316\u5242\u3002\u7136\u800c\uff0c\u4ee5\u524d\u5bf9PdAu\u5408\u91d1\u7684\u7814\u7a76\u4e3b\u8981\u96c6\u4e2d\u5728\u96f6\u7ef4(0D)\u7eb3\u7c73\u7c92\u5b50\uff0c\u8fd9\u4e9b\u7eb3\u7c73\u7c92\u5b50\u53d7\u5230\u96be\u4ee5\u63a7\u5236\u7684\u7ed3\u6784\u89c4\u5219\u548c\u968f\u673a\u539f\u5b50\u6392\u5217\u7684\u5f71\u54cd\uff0c\u56e0\u6b64\uff0c\u5efa\u7acb\u6e05\u6670\u7684PdAu\u50ac\u5316\u5242\u7684\u6784\u6548\u5173\u7cfb\u548c\u8bc4\u4f30Pd\u548cAu\u539f\u5b50\u7684\u4f5c\u7528\u662f\u975e\u5e38\u56f0\u96be\u7684\u3002<\/section>\n<section><img decoding=\"async\" title=\"1\" src=\"https:\/\/9794.seohost.cn\/storage\/9794\/article\/20240211\/1707619333550216.jpg\" alt=\"1\" \/><\/section>\n<section><img decoding=\"async\" title=\"0\" src=\"https:\/\/9794.seohost.cn\/storage\/9794\/article\/20240211\/1707619416120560.jpg\" alt=\"0\" \/><\/section>\n<section><img decoding=\"async\" title=\"22\" src=\"https:\/\/9794.seohost.cn\/storage\/9794\/article\/20240211\/1707619348420118.jpg\" alt=\"22\" \/><\/section>\n<section>\u57fa\u4e8e\u6b64\uff0c<strong>\u5e7f\u4e1c\u5de5\u4e1a\u5927\u5b66\u5218\u5168\u5175<\/strong>\u3001<strong>\u6d77\u5357\u5927\u5b66\u7530\u65b0\u9f99<\/strong>\u3001<strong>\u9093\u57f9\u6797<\/strong>\u548c<strong>\u4e2d\u56fd\u79d1\u5b66\u9662\u7269\u7406\u7814\u7a76\u6240\u8c37\u6797<\/strong>\u7b49\u4f7f\u7528\u7535\u5076\u7f6e\u6362\u6cd5\u8c03\u8282\u8d85\u8584Pd<sub>x<\/sub>Au<sub>y<\/sub>\u7eb3\u7c73\u7247\u4e0aAu\u539f\u5b50\u7684\u8986\u76d6\u7387(Pd<sub>x<\/sub>Au<sub>y<\/sub>\u00a0NS)\uff0c\u5e76\u63ed\u793a\u4e86DOMM\u6027\u80fd\u4e0eAu\u539f\u5b50\u8986\u76d6\u7387\u4e4b\u95f4\u7684\u706b\u5c71\u578b\u6027\u80fd-\u7ed3\u6784\u5173\u7cfb\u3002<\/section>\n<section>\u5b9e\u9a8c\u7ed3\u679c\u8868\u660e\uff0c\u4f18\u5316\u540e\u7684Pd<sub>3<\/sub>Au<sub>1<\/sub>\u00a0NS\u572870 \u00b0C\u65f6\u7684CH<sub>3<\/sub>OH\u4ea7\u7387\u8fbe\u5230147.8 mmol g<sup>\u22121<\/sup>\u00a0h<sup>\u22121<\/sup>\uff0c\u9009\u62e9\u6027\u8fbe\u523098%\uff1b\u5728\u5ba4\u6e29\u4e0b\u5176CH<sub>3<\/sub>OH\u4ea7\u7387\u4e3a43.7 mmol g<sup>\u22121<\/sup>\u00a0h<sup>\u22121<\/sup>\uff0c\u9009\u62e9\u6027\u4e3a95%\uff0c\u8868\u73b0\u51fa\u76f8\u5f53\u5927\u7684\u5de5\u4e1a\u5e94\u7528\u6f5c\u529b\u3002\u6b64\u5916\uff0cPd<sub>3<\/sub>Au<sub>1<\/sub>\u00a0NS\u7684\u4ea7\u7387\u548c\u9009\u62e9\u6027\u572810\u4e2a\u5faa\u73af\u4e2d\u6ca1\u6709\u964d\u4f4e\uff0c\u5faa\u73af\u6d4b\u8bd5\u540e\u5176\u5f62\u8c8c\u548c\u7ed3\u6784\u6ca1\u6709\u6539\u53d8\uff0c\u8bc1\u5b9e\u4e86\u5176\u4f18\u5f02\u7684\u7a33\u5b9a\u6027\u3002<\/section>\n<section><img decoding=\"async\" title=\"3\" src=\"https:\/\/9794.seohost.cn\/storage\/9794\/article\/20240211\/1707619441945977.jpg\" alt=\"3\" \/><\/section>\n<section><img decoding=\"async\" title=\"4\" src=\"https:\/\/9794.seohost.cn\/storage\/9794\/article\/20240211\/1707619455363067.jpg\" alt=\"4\" \/><\/section>\n<section>\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba(DFT)\u8ba1\u7b97\u8868\u660e\uff0c\u6750\u6599\u6240\u8868\u73b0\u51fa\u7684\u6d3b\u6027-Au\u539f\u5b50\u8986\u76d6\u5ea6\u706b\u5c71\u578b\u5173\u7cfb\u53d7\u5230Pd<sub>x<\/sub>Au<sub>y<\/sub>\u00a0NS\u8868\u9762\u53cd\u5e94\u89e6\u53d1\u6b65\u9aa4\u548c\u53cd\u5e94\u8f6c\u5316\u6b65\u9aa4\u7684\u80fd\u5792\u63a7\u5236\u3002\u6b64\u5916\uff0c\u91c7\u7528\u79ef\u5206\u6676\u4f53\u8f68\u9053\u54c8\u5bc6\u987f\u5e03\u5c45(ICOHP)\u65b9\u6cd5\u6d4b\u5f97\u7684M-O\u952e\u5f3a\u5ea6(\u5373\u2022OH\u81ea\u7531\u57fa\u5728\u50ac\u5316\u5242\u8868\u9762\u7684\u7ed3\u5408\u5f3a\u5ea6)\u4e0e\u53cd\u5e94\u89e6\u53d1\u6b65\u9aa4\u548c\u53cd\u5e94\u8f6c\u5316\u6b65\u9aa4\u7684\u80fd\u5792\u9ad8\u5ea6\u76f8\u5173\uff0c\u53ef\u4f5c\u4e3a\u4e00\u4e2a\u6709\u6548\u7684\u50ac\u5316\u63cf\u8ff0\u7b26(M-O ICOHP)\u3002\u56e0\u6b64\uff0c\u901a\u8fc7M-O ICOHP\u4e0e\u50ac\u5316\u6027\u80fd\u4e4b\u95f4\u7684\u706b\u5c71\u578b\u5173\u7cfb\uff0c\u89e3\u91ca\u4e86Pd<sub>x<\/sub>Au<sub>y\u00a0<\/sub>NS\u4e0aDOMM\u6027\u80fd\u63d0\u9ad8\u7684\u539f\u56e0\u3002<\/section>\n<section>\u7efc\u4e0a\uff0c\u8be5\u9879\u7814\u7a76\u4e0d\u4ec5\u4e3a\u6df1\u5165\u7814\u7a76\u4e86DOMM\u5728PdAu\u5408\u91d1\u4e0a\u7684\u53cd\u5e94\u673a\u7406\uff0c\u800c\u4e14\u4e3a\u5f00\u53d1\u9ad8\u6027\u80fd\u7684PdAu\u5408\u91d1\u63d0\u4f9b\u4e86\u53ef\u9760\u7684\u6a21\u578b\u3002<\/section>\n<section>Regulating Au coverage for the direct oxidation of methane to methanol. Nature Communications, 2024. DOI: 10.1038\/s41467-024-44839-6<\/section>\n","protected":false},"excerpt":{"rendered":"<p>\u5229\u7528\u7532\u70f7(CH4)\u5236\u5907\u7684\u7532\u9187(CH3OH)\u662f\u4e00\u79cd\u591a\u7528\u9014\u7684\u80fd\u91cf\u8f7d\u4f53\u548c\u5e73\u53f0\u5206\u5b50\uff0c\u7528\u4e8e\u5408\u6210\u91cd\u8981\u7684\u5927\u5b97\u5316\u5b66\u54c1\uff0c\u5982\u70ef\u70c3\u548c [&hellip;]<\/p>\n","protected":false},"author":326,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14],"tags":[],"class_list":["post-50824","post","type-post","status-publish","format-standard","hentry","category-tuijianyuedu"],"_links":{"self":[{"href":"http:\/\/www.chemhui.com\/wp-json\/wp\/v2\/posts\/50824","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.chemhui.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.chemhui.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.chemhui.com\/wp-json\/wp\/v2\/users\/326"}],"replies":[{"embeddable":true,"href":"http:\/\/www.chemhui.com\/wp-json\/wp\/v2\/comments?post=50824"}],"version-history":[{"count":1,"href":"http:\/\/www.chemhui.com\/wp-json\/wp\/v2\/posts\/50824\/revisions"}],"predecessor-version":[{"id":50825,"href":"http:\/\/www.chemhui.com\/wp-json\/wp\/v2\/posts\/50824\/revisions\/50825"}],"wp:attachment":[{"href":"http:\/\/www.chemhui.com\/wp-json\/wp\/v2\/media?parent=50824"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.chemhui.com\/wp-json\/wp\/v2\/categories?post=50824"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.chemhui.com\/wp-json\/wp\/v2\/tags?post=50824"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}