{"id":143077,"date":"2018-06-21T06:30:01","date_gmt":"2018-06-20T22:30:01","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=143077"},"modified":"2018-06-20T23:36:04","modified_gmt":"2018-06-20T15:36:04","slug":"%e6%b8%85%e5%8d%8e%e5%a4%a7%e5%ad%a6%e7%8e%8b%e5%ae%9a%e8%83%9cadv-mater-%ef%bc%9a%e5%8d%95%e5%8e%9f%e5%ad%90%e9%92%a8%e7%a2%b3%e5%82%ac%e5%8c%96%e5%89%82%e5%8a%a9%e5%8a%9b%e7%94%b5%e5%8c%96%e5%ad%a6","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=143077","title":{"rendered":"\u6e05\u534e\u5927\u5b66\u738b\u5b9a\u80dcAdv. Mater.\uff1a\u5355\u539f\u5b50\u94a8\u78b3\u50ac\u5316\u5242\u52a9\u529b\u7535\u5316\u5b66\u6790\u6c22"},"content":{"rendered":"

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

\u6c22\u6c14\u88ab\u8ba4\u4e3a\u662f\u6781\u6709\u524d\u666f\u7684\u6e05\u6d01\u80fd\u6e90\u4e4b\u4e00\uff0c\u4e3a\u4e86\u80fd\u591f\u4ece\u6c34\u4e2d\u6709\u6548\u5730\u83b7\u53d6\u6c22\u80fd\u6e90\uff0c\u7535\u5316\u5b66\u6790\u6c22\u53cd\u5e94\uff08HER\uff09\u662f\u4e00\u4e2a\u5341\u5206\u91cd\u8981\u7684\u9014\u5f84\u3002\u4f20\u7edf\u7684\u94c2\u57fa\u7535\u6790\u6c22\u50ac\u5316\u5242\u5c3d\u7ba1\u8868\u73b0\u5341\u5206\u4f18\u5f02\uff0c\u4f46\u5176\u5546\u4e1a\u5316\u8fc7\u7a0b\u53d7\u9650\u4e8e\u94c2\u5143\u7d20\u7a00\u5c11\u7684\u50a8\u91cf\u548c\u9ad8\u6602\u7684\u4ef7\u683c\u3002\u56e0\u6b64\uff0c\u8bbe\u8ba1\u5f00\u53d1\u5177\u6709\u9ad8\u6548\u6790\u6c22\u6027\u80fd\u3001\u539f\u6599\u50a8\u91cf\u4e30\u5bcc\u7684\u66ff\u4ee3\u50ac\u5316\u5242\u6210\u4e3a\u5fc5\u7136\u3002\u8fd1\u5e74\u6765\uff0c\u7528\u4e8e\u7535\u5316\u5b66\u6790\u6c22\u8fc7\u7a0b\u7684\u8fc7\u6e21\u91d1\u5c5e\u50ac\u5316\u5242\u4f53\u7cfb\u53d7\u5230\u4eba\u4eec\u5e7f\u6cdb\u7684\u5173\u6ce8\u3002\u5728\u8be5\u7c7b\u6750\u6599\u4e2d\uff0c\u94a8\u57fa\u50ac\u5316\u5242(WCx<\/sub>, WNx<\/sub>, WPx<\/sub>, WSx<\/sub>\u7b49)\u56e0\u5176\u72ec\u7279\u7684\u6027\u80fd\u800c\u5438\u5f15\u4e86\u7814\u7a76\u8005\u7684\u76ee\u5149\uff0c\u4f46\u4f7f\u7528\u5176\u66ff\u4ee3\u4f20\u7edf\u8d35\u91d1\u5c5e\u50ac\u5316\u5242\uff0c\u4ecd\u5b58\u5728\u4e00\u4e9b\u74f6\u9888\u3002<\/p>\n

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

\u8fd1\u65e5\uff0c\u6e05\u534e\u5927\u5b66\u738b\u5b9a\u80dc\u6559\u6388\uff08\u901a\u8baf\u4f5c\u8005\uff09<\/strong>\u5728Advanced Materials<\/strong>\u671f\u520a\u4e0a\u53d1\u8868\u4e86\u9898\u4e3a\u201cSingle Tungsten Atoms Supported on MOF-Derived N-Doped Carbon for Robust Electrochemical Hydrogen Evolution\u201d<\/strong>\u7684\u7814\u7a76\u8bba\u6587\u3002\u5728\u672c\u6587\u4e2d\uff0c\u7814\u7a76\u4eba\u5458\u8bbe\u8ba1\u5e76\u5408\u6210\u4e86\u4e00\u79cdMOF\u884d\u751f\u7684\u6c2e\u63ba\u6742\u78b3\u6750\u6599\u8d1f\u8f7d\u5355\u539f\u5b50\u94a8\u50ac\u5316\u5242(W-SAC)\uff0c\u7528\u4e8e\u78b1\u6027\u6761\u4ef6\u4e0b\u9ad8\u6548\u3001\u7a33\u5b9a\u7684\u7535\u5316\u5b66\u50ac\u5316\u6790\u6c22\u8fc7\u7a0b\u3002\u572810 mA\/cm2<\/sup>\u7684\u7535\u6d41\u5bc6\u5ea6\u4e0b\uff0c\u8be5\u50ac\u5316\u5242\u7684\u8fc7\u7535\u52bf\u53ef\u8fbe85 mV\uff0c\u4e14Tafel\u659c\u7387\u4ec553 mV\/dec\uff0c\u5176\u57280.1M KOH\u7535\u89e3\u8d28\u4e2d\u7684\u6790\u6c22\u6027\u80fd\u53ef\u4e0e\u5546\u4e1a\u5316\u7684Pt\/C\u50ac\u5316\u5242\u76f8\u5ab2\u7f8e\u3002\u901a\u8fc7\u7403\u5dee\u6821\u6b63\u900f\u5c04\u7535\u5b50\u663e\u5fae\u955c\uff08HAADF-STEM\uff09\u548c\u540c\u6b65\u8f90\u5c04X-\u5c04\u7ebf\u5438\u6536\u7cbe\u7ec6\u7ed3\u6784\u8c31\u5b66\uff08XAFS\uff09\u7b49\u8868\u5f81\u624b\u6bb5\uff0c\u7814\u7a76\u4eba\u5458\u8bc1\u660e\u4e86\u50ac\u5316\u53cd\u5e94\u7684\u6d3b\u6027\u4f4d\u70b9\u662f\u4ee5W1<\/sub>N1<\/sub>C3<\/sub>\u7684\u5f62\u5f0f\u5b58\u5728\u4e8e\u4f53\u7cfb\u4e2d\u3002<\/p>\n

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

\u56fe<\/strong>1 <\/strong>\u50ac\u5316\u5242\u5408\u6210\u793a\u610f\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>2 <\/strong>\u900f\u5c04\u7535\u955c\u53ca\u80fd\u8c31\u8868\u5f81<\/strong><\/p>\n

\"\"<\/p>\n

(A, B) \u6750\u6599\u7684TEM\u7167\u7247\uff1b<\/p>\n

(C) \u6750\u6599\u7684EDS\u80fd\u8c31\u56fe\u50cf\uff1b<\/p>\n

(D) \u6750\u6599\u7684\u5355\u539f\u5b50HAADF\u50cf\u3002<\/p>\n

\u56fe3<\/strong> X-<\/strong>\u5c04\u7ebf\u5438\u6536\u7cbe\u7ec6\u7ed3\u6784\u8c31\u5b66\u8868\u5f81<\/strong><\/p>\n

\"\"<\/p>\n

(A) W-L3<\/sub>\u8fb9XANES\u66f2\u7ebf\uff1b<\/p>\n

(B) W-SAC\u5728W L3<\/sub>-\u8fb9\u7684k3<\/sup><\/em>-weight FT-EXAFS \u66f2\u7ebf\uff1b<\/p>\n

(C) W-SAC\u548c\u6807\u51c6\u54c1\u7684WT-EXAFS\u4f2a\u5f69\u56fe\uff1b<\/p>\n

(D) W-SAC\u5728W L3<\/sub>-\u8fb9\u7684 k3<\/sup><\/em>-weight FT-EXAFS\u62df\u5408\u66f2\u7ebf\uff1b<\/p>\n

(E) W-SAC\u4e2d\u5355\u539f\u5b50W\u7684\u6a21\u578b\u3002<\/p>\n

\u56fe4<\/strong> 0.1 M KOH<\/strong>\u4e0b\u50ac\u5316\u5242\u7684\u7535\u50ac\u5316\u6027\u80fd\u8868\u5f81<\/strong><\/p>\n

\"\"<\/p>\n

(A) W-SAC\u7684HER\u6781\u5316\u66f2\u7ebf(5 mV\/s)\uff1b<\/p>\n

(B) W-SAC , WC, WN, 20% Pt\/C\u8fc7\u7535\u52bf\u5bf9\u6bd4 \uff1b<\/p>\n

(C) Tafel\u659c\u7387\u5bf9\u6bd4\uff1b<\/p>\n

(D) Nyquist \u56fe\u5bf9\u6bd4\uff1b<\/p>\n

(E) W-SAC TOF\u503c\uff1b<\/p>\n

(F) W-SAC\u50ac\u5316\u7a33\u5b9a\u6027\u6d4b\u8bd5\u3002<\/p>\n

\u56fe<\/strong>5 <\/strong>\u7406\u8bba\u6a21\u62df\u548c\u8ba1\u7b97<\/strong><\/p>\n

\"\"<\/p>\n

(A) \u6c22\u6c14\u5728W-SAC, WC, WN, N-doped graphene\u4e0a\u5438\u9644\u7684\u5409\u5e03\u65af\u81ea\u7531\u80fd(\u2206GH*)\uff1b<\/p>\n

(B) W-SAC\u5728\u5e73\u884c\u4e8exy\u5e73\u9762\u4e0a\u7684\u5dee\u5206\u7535\u8377\u5bc6\u5ea6(\u5b9a\u4e49\u5dee\u5206\u7535\u8377\u5bc6\u5ea6\u4e3aW\u539f\u5b50\u63ba\u6742\u4e0e\u5426\u7684\u5c40\u90e8\u7535\u5b50\u5bc6\u5ea6\u53d8\u5316\u7a0b\u5ea6\uff0c\u7ea2\u8272\u548c\u84dd\u8272\u5206\u522b\u5bf9\u5e94\u5347\u9ad8\u548c\u964d\u4f4e\uff1b\u539f\u5b50\u989c\u8272\uff1a\u7070\u8272\uff1a\u78b3\uff0c \u84dd\u8272\uff1a\u6c2e\uff0c \u9152\u7ea2\u8272\uff1a\u94a8)\u3002<\/p>\n

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

\u672c\u6587\u62a5\u9053\u4e86\u4e00\u79cd\u7528\u4e8e\u78b1\u6027\u73af\u5883\u4e0b\u50ac\u5316\u7535\u5316\u5b66\u6790\u6c22\u7684\u5355\u539f\u5b50\u94a8\u50ac\u5316\u5242\uff0c\u4e14\u8be5\u4f53\u7cfb\u5728\u9178\u78b1\u7535\u89e3\u8d28\u4e2d\u5747\u53ef\u8868\u73b0\u51fa\u8f83\u9ad8\u7684\u50ac\u5316\u6d3b\u6027\u548c\u7a33\u5b9a\u6027\u3002\u540c\u65f6\uff0c\u7814\u7a76\u4eba\u5458\u4e5f\u63ed\u793a\u4e86\u50ac\u5316\u4f53\u7cfb\u4e2d\u7684\u94a8\u5355\u539f\u5b50\u5c40\u90e8\u7ed3\u6784\uff0c\u5e76\u901a\u8fc7DFT\u7406\u8bba\u8ba1\u7b97\u7b49\u8bc1\u660e\u4e86W1<\/sub>N1<\/sub>C3<\/sub>\u4f4d\u70b9\u5728\u50ac\u5316\u8fc7\u7a0b\u4e2d\u7684\u91cd\u8981\u6027\u3002\u7814\u7a76\u4eba\u5458\u901a\u8fc7\u53d1\u73b0\u548c\u5408\u6210\u7b2c\u4e00\u4f8b\u94a8\u5355\u539f\u5b50\u50ac\u5316\u5242\uff0c\u4e3a\u7814\u7a76\u66ff\u4ee3\u8d35\u91d1\u5c5e\u57fa\u7684\u7535\u6790\u6c22\u50ac\u5316\u5242\u63d0\u4f9b\u4e86\u66f4\u591a\u9009\u62e9\u548c\u601d\u8def\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a<\/strong>Single Tungsten Atoms Supported on MOF-Derived N-Doped Carbon for Robust Electrochemical Hydrogen Evolution.<\/a> (Adv. Mater., 2018, DOI:<\/strong> 10.1002\/adma.201800396)<\/strong><\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u65b0\u4eba\u7ec4\u9648\u660e\u66e6\u7f16\u8f91\uff0c\u8d75\u98de\u9f99\u5ba1\u6838\uff0c\u70b9\u6211\u52a0\u5165\u6750\u6599\u4eba\u7f16\u8f91\u90e8<\/a>\u3002<\/p>\n

\u6750\u6599\u6d4b\u8bd5\u3001\u6570\u636e\u5206\u6790\uff0c\u4e0a<\/strong>\u6d4b\u8bd5\u8c37<\/a><\/strong>\uff01<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

\u3010\u5f15\u8a00\u3011 \u6c22\u6c14\u88ab\u8ba4\u4e3a\u662f\u6781\u6709\u524d\u666f\u7684\u6e05\u6d01\u80fd\u6e90\u4e4b\u4e00\uff0c\u4e3a\u4e86\u80fd\u591f\u4ece\u6c34\u4e2d\u6709\u6548\u5730\u83b7\u53d6\u6c22\u80fd\u6e90\uff0c\u7535\u5316\u5b66\u6790\u6c22\u53cd\u5e94\uff08HER\uff09\u662f\u4e00\u4e2a\u5341\u5206\u91cd\u8981\u7684\u9014\u5f84\u3002\u4f20\u7edf\u7684\u94c2\u57fa\u7535\u6790\u6c22\u50ac\u5316\u5242\u5c3d\u7ba1\u8868\u73b0\u5341\u5206\u4f18…<\/p>\n","protected":false},"author":230,"featured_media":143084,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215,2],"tags":[1906,2923],"class_list":["post-143077","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-jiedu","category-keji","tag-her","tag-2923"],"_links":{"self":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/143077"}],"collection":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/users\/230"}],"replies":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=143077"}],"version-history":[{"count":11,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/143077\/revisions"}],"predecessor-version":[{"id":143327,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/143077\/revisions\/143327"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/media\/143084"}],"wp:attachment":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=143077"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=143077"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=143077"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}