{"id":76470,"date":"2017-04-19T06:30:30","date_gmt":"2017-04-18T22:30:30","guid":{"rendered":"\/\/m.iemloyee.com\/?p=76470"},"modified":"2017-04-17T23:45:24","modified_gmt":"2017-04-17T15:45:24","slug":"jacs%ef%bc%9amof%e7%ac%bc%e9%99%90%e5%9f%9f%e7%83%ad%e8%a7%a3%e5%88%b6%e5%a4%87%e8%b6%85%e7%bb%86%e7%a2%b3%e5%8c%96%e9%92%a8%e7%ba%b3%e7%b1%b3%e9%a2%97%e7%b2%92%e7%94%a8%e4%ba%8e%e9%ab%98%e6%95%88","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=76470","title":{"rendered":"JACS\uff1aMOF\u7b3c\u9650\u57df\u70ed\u89e3\u5236\u5907\u8d85\u7ec6\u78b3\u5316\u94a8\u7eb3\u7c73\u9897\u7c92\u7528\u4e8e\u9ad8\u6548\u7535\u50ac\u5316\u4ea7\u6c22"},"content":{"rendered":"

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

\u6c22\u6c14\u4f5c\u4e3a\u53ef\u4ee3\u66ff\u5316\u77f3\u71c3\u6599\u5b9e\u73b0\u53ef\u6301\u7eed\u53d1\u5c55\u7684\u7406\u60f3\u6e05\u6d01\u80fd\u6e90\uff0c\u8fd1\u5e74\u6765\u5bf9\u6c22\u80fd\u7684\u7814\u7a76\u548c\u5f00\u53d1\u4e5f\u6210\u4e3a\u4e86\u80fd\u6e90\u9886\u57df\u4e2d\u7684\u91cd\u8981\u4efb\u52a1\u3002\u7535\u5316\u5b66\u6790\u6c22\uff08HER\uff09\u662f\u6c22\u80fd\u4ea7\u4e1a\u4e2d\u6700\u4e3a\u7ecf\u6d4e\u548c\u53ef\u6301\u7eed\u7684\u4ea7\u6c22\u624b\u6bb5\uff0c\u540c\u65f6\u9ad8\u6548\u50ac\u5316\u5242\u5728\u4fc3\u8fdb\u6790\u6c22\u8fc7\u7a0b\u4e2d\u626e\u6f14\u4e86\u91cd\u8981\u89d2\u8272\u3002\u94bc\u548c\u94a8\u7684\u5316\u5408\u7269\u5177\u6709\u7279\u6b8a\u7684\u7535\u5b50\u7ed3\u6784\uff0c\u53ef\u4ee3\u66ff\u8d35\u91d1\u5c5e\u94c2\u7528\u4e8e\u50ac\u5316\u6790\u6c22\u8fc7\u7a0b\u3002\u4f46\u8be5\u7c7b\u50ac\u5316\u5242\u6750\u6599\u7684\u51dd\u805a\u73b0\u8c61\u5f88\u96be\u907f\u514d\uff0c\u5728\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u9650\u5236\u4e86\u94bc\/\u94a8\u57fa\u50ac\u5316\u5242\u7684\u50ac\u5316\u6d3b\u6027\u3002\u56e0\u6b64\uff0c\u4f5c\u4e3a\u63d0\u9ad8\u50ac\u5316\u6d3b\u6027\u7684\u6709\u6548\u9014\u5f84\uff0c\u5c0f\u5c3a\u5bf8\u50ac\u5316\u5242\u7684\u53ef\u63a7\u5236\u5907\u4e5f\u662f\u76ee\u524d\u79d1\u5b66\u7814\u7a76\u4e2d\u7684\u70ed\u70b9\u3002<\/p>\n

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

\u8fd1\u65e5\uff0c\u6e05\u534e\u5927\u5b66\u674e\u4e9a\u680b\u9662\u58eb\u3001\u4e2d\u5c71\u5927\u5b66\u5f20\u6770\u9e4f\u6559\u6388\u548c\u4f55\u7eaf\u633a\u535a\u58eb\u540e\uff08\u5171\u540c\u901a\u8baf\u4f5c\u8005\uff09<\/strong>\u62a5\u9053\u4e86\u5229\u7528MOF\u4f5c\u4e3a\u9650\u57df\u6a21\u7248\u5236\u5907\u8d85\u7ec6\u78b3\u5316\u94a8\u7eb3\u7c73\u9897\u7c92\uff0c\u5e76\u4f5c\u4e3a\u50ac\u5316\u5242\u7528\u4e8e\u9ad8\u6548\u7535\u50ac\u5316\u4ea7\u6c22\u7684\u5de5\u4f5c\uff0c\u76f8\u5173\u6210\u679c\u4ee5\u201cCage-Confinement Pyrolysis Route to Ultrasmall Tungsten Carbide Nanoparticles for Efficient Electrocatalytic Hydrogen Evolution<\/strong>\u201d\u4e3a\u9898\u53d1\u8868\u5728Journal of the American Chemical Society<\/strong>\u6742\u5fd7\u4e0a\u3002RHO\u6cb8\u77f3\u7ed3\u6784\u7684\u4e59\u57fa\u54aa\u5511\u950c\uff0c\u5373MAF-6\uff0c\u5177\u6709\u5927\u7eb3\u7c73\u7b3c\u548c\u5c0f\u7a7a\u7a97\u7684\u7279\u70b9\uff0c\u5bf9\u8f83\u5927\u7684\u5ba2\u4f53\u5206\u5b50\u80fd\u8868\u73b0\u51fa\u9650\u57df\u4f5c\u7528\u3002\u5229\u7528MAF-6\u4f5c\u4e3a\u9650\u57df\u6a21\u7248\uff0c\u7fa7\u57fa\u94a8\u4f5c\u4e3a\u5ba2\u4f53\uff0c\u7ecf\u8fc7\u70ed\u89e3\u6210\u529f\u5236\u5907\u4e86\u8d85\u7ec6\u78b3\u5316\u94a8\u7eb3\u7c73\u9897\u7c92\uff08\u5e73\u5747\u5c3a\u5bf8\u7ea62nm\uff09\u3002\u8be5\u6750\u6599\u7528\u4f5c\u7535\u89e3\u6c34\u4ea7\u6c22\u50ac\u5316\u65f6\uff0c0.5M H2<\/sub>SO4<\/sub>\u7535\u89e3\u6db2\u4e2d\uff0c10mA cm-2<\/sup>\u7684\u7535\u6d41\u5bc6\u5ea6\u4e0b\u8fc7\u7535\u4f4d\u4e3a51mV\uff0cTafe\u659c\u7387\u4e3a49mV\/dec\u3002\u5728\u4ea4\u6362\u7535\u6d41\u5bc6\u5ea6\u4e0a\uff0c\u5176\u6570\u503c\u66f4\u662f\u4e24\u500d\u4e8e\u5546\u7528Pt\/C\uff0c\u4f18\u4e8e\u6240\u6709\u76ee\u524d\u5df2\u62a5\u9053\u7684\u94bc\/\u94a8\u57fa\u50ac\u5316\u5242\u3002\u540c\u65f6\uff0c\u5728\u957f\u65f6\u95f4\u7535\u89e3\u8fc7\u7a0b\u540e\uff0c\u8be5\u50ac\u5316\u5242\u8868\u73b0\u51fa\u4f18\u5f02\u7684\u7a33\u5b9a\u6027\u548c\u6297\u805a\u96c6\u6027\u3002<\/p>\n

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

\u56fe<\/strong>1. <\/strong>\u7b3c\u9650\u57df\u4e0e\u975e\u7b3c\u9650\u57df\u6cd5\u5236\u5907\u7eb3\u7c73\u50ac\u5316\u5242\u5bf9\u6bd4\u793a\u610f\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

\u4f20\u7edf\u65b9\u6cd5\u5f88\u96be\u5f97\u5230\u5355\u7ec4\u5143\/\u5355\u76f8\u4e14\u5c3a\u5bf8\u5747\u4e00\u7684\u91d1\u5c5e\u78b3\u5316\u7269\u7eb3\u7c73\u9897\u7c92\uff0c\u800c\u7b3c\u9650\u57df\u70ed\u89e3\u6cd5\u53ef\u4ee5\u5f97\u5230\u8d85\u7ec6\u7eb3\u7c73\u7c92\u5b50\u3002<\/p>\n

\u56fe<\/strong>2. WC@NPC<\/strong>\u7684\u7269\u76f8\u8868\u5f81<\/strong><\/p>\n

\"\"<\/p>\n

(a). \u6240\u6709\u76f8\u5173\u7269\u8d28\u7684PXRD\u8c31\uff0c\u5176\u4e2dWC@NPC\u7684PXRD\u8c31\u4e2d\u4f4d\u4e8e31.5\u00b0\uff0c35.6\u00b0\u548c48.3\u00b0\u5904\u7684\u8f83\u5bbd\u7684\u5fae\u5f31\u5cf0\u5206\u522b\u5bf9\u5e94\u4e8eWC\u7684(001)\uff0c(100)\u548c(101)\u6676\u9762\u3002<\/p>\n

(b). WC@NPC\u6837\u54c1W 4f\u8f68\u9053\u7684\u9ad8\u5206\u8fa8XPS\u8c31\uff0c\u5176\u4e2dWC@NPC\u6750\u6599\u663e\u793a\u51fa\u4e24\u4e2a\u5bf9\u5e94\u4e8eWC\u7684W 4f7\/2<\/sub>\u548cW 4f5\/2<\/sub>\u8f83\u5f3a\u4fe1\u53f7\u3002<\/p>\n

\u56fe<\/strong>3. WC@NPC<\/strong>\u7684\u900f\u5c04\u8868\u5f81\u53ca\u9897\u7c92\u5c3a\u5bf8\u7edf\u8ba1<\/strong><\/p>\n

\"\"<\/p>\n

(a). WC@NPC\u7684TEM\uff0c\u63d2\u56fe\u4e3a\u5bf9\u5e94\u6837\u54c1\u7684\u4f4e\u500dTEM\u3002<\/p>\n

(b). WC@NPC\u7684HRTEM\u3002<\/p>\n

(c). WC@NPC\u7684\u5143\u7d20\u5206\u5e03\u56fe\u3002<\/p>\n

(d). WC@NPC\u7684\u9897\u7c92\u5c3a\u5bf8\u5206\u5e03\u3002<\/p>\n

\u56fe<\/strong>4. WC@NPC<\/strong>\u7684\u6790\u6c22\u6027\u80fd\u53ca<\/strong>DFT<\/strong>\u6a21\u62df\u8ba1\u7b97<\/strong><\/p>\n

\"\"<\/p>\n

(a). 0.5 M H2<\/sub>SO4<\/sub>\u4e2d\uff0c\u626b\u901f5mVs-1<\/sup>\u4e0bHER\u6781\u5316\u66f2\u7ebf\uff0c\u53ef\u4ee5\u770b\u51fa\uff0c\u51e0\u79cd\u6750\u6599\u4e2d\uff0cWC@NPC\u8868\u73b0\u51fa\u5f88\u9ad8\u7684HER\u50ac\u5316\u6d3b\u6027\uff0c\u8fc7\u7535\u4f4d\u4e3a51mV\u3002<\/p>\n

(b). \u4ee5\u516c\u5f0f\u00a0\u03b7=alg\u2061|j|+b\u00a0\u8ba1\u7b97\u5f97\u5230\u7684Tafel \u66f2\u7ebf\uff0c\u5176Tafel\u659c\u7387\u4e3a49mV\/dec\u3002<\/p>\n

(c). WC@NPC\u50ac\u5316\u7684i-t\u66f2\u7ebf\uff0c\u53ef\u4ee5\u770b\u51fa\u6750\u6599\u50ac\u5316\u6027\u80fd\u7a33\u5b9a\uff0c\u63d2\u56fe\u4e3a\u7a33\u5b9a\u6027\u6d4b\u8bd5\u524d\u540e\u7684\u6781\u5316\u66f2\u7ebf\u3002<\/p>\n

(d). \u5bc6\u5ea6\u6cdb\u51fd\u8ba1\u7b97\u51faH*<\/sup>\u5728\u4e0d\u540c\u8868\u9762\u7684\u5438\u9644\u81ea\u7531\u80fd\uff0c\u6c22\u539f\u5b50\u5728W\uff0cWC\uff0cGraphene\u548cN-Graphene\u8868\u9762\u7684\u5438\u9644\u81ea\u7531\u80fd\u5206\u522b\u4e3a-1.10\uff0c-0.93\uff0c+1.71\u548c0.68eV\uff0c\u867d\u7136\u4e0e\u7406\u60f3\u6750\u6599Pt\uff08-0.24eV\uff09\u4ecd\u5b58\u5728\u4e00\u5b9a\u5dee\u8ddd\uff0cWC\u548cN-Graphene\u4e5f\u76f8\u6bd4\u4e8e\u5176\u4ed6\u6750\u6599\u66f4\u9002\u5408\u50ac\u5316HER\u3002<\/p>\n

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

\u672c\u6587\u5229\u7528MAF-6\u4f5c\u4e3a\u9650\u57df\u6a21\u7248\uff0c\u7fa7\u57fa\u94a8\u4f5c\u4e3a\u5ba2\u4f53\uff0c\u7ecf\u8fc7\u70ed\u89e3\u6210\u529f\u5236\u5907\u4e86\u8d85\u7ec6\u78b3\u5316\u94a8\u7eb3\u7c73\u9897\u7c92\uff08\u5e73\u5747\u5c3a\u5bf8\u7ea62nm\uff09\uff0c\u5e76\u8868\u73b0\u51fa\u8f83\u597d\u7684HER\u50ac\u5316\u6d3b\u6027\u53ca\u5f88\u597d\u7684\u7a33\u5b9a\u6027\u548c\u6297\u805a\u96c6\u6027\uff0cWC@NPC\u4f18\u5f02\u7684\u50ac\u5316\u6027\u80fd\u5f52\u529f\u4e8e\u8d85\u7ec6WC\u7eb3\u7c73\u7c92\u5b50\u548c\u77f3\u58a8\u70ef\u58f3\u5c42\u7684\u5171\u540c\u4f5c\u7528\u3002\u8fd9\u79cd\u7b80\u5355\u5ec9\u4ef7\u7684\u7b3c\u9650\u57df\u70ed\u89e3\u6cd5\u7b56\u7565\u4e5f\u53ef\u6269\u5c55\u5e94\u7528\u4e8e\u5176\u4ed6\u7eb3\u7c73\u9897\u7c92\/\u7eb3\u7c73\u7c07\u5236\u5907\u4e2d\uff0c\u7528\u4ee5\u66ff\u4ee3\u8d35\u91d1\u5c5e\u50ac\u5316\u5242\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a<\/strong>Cage-Confinement Pyrolysis Route to Ultrasmall Tungsten Carbide Nanoparticles for Efficient Electrocatalytic Hydrogen Evolution<\/a>(J. Am. Chem. Soc.\uff0c2017\uff0cDOI: 10.1021\/jacs.7b00165)<\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u4efb\u4e39\u4e39\u7f16\u8bd1\uff0c\u4e01\u83f2\u83f2\u5ba1\u6838\uff0c\u70b9\u6211\u52a0\u5165\u6750\u6599\u4eba\u7f16\u8f91\u90e8<\/a>\u3002<\/p>\n

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

\u3010\u5f15\u8a00\u3011 \u6c22\u6c14\u4f5c\u4e3a\u53ef\u4ee3\u66ff\u5316\u77f3\u71c3\u6599\u5b9e\u73b0\u53ef\u6301\u7eed\u53d1\u5c55\u7684\u7406\u60f3\u6e05\u6d01\u80fd\u6e90\uff0c\u8fd1\u5e74\u6765\u5bf9\u6c22\u80fd\u7684\u7814\u7a76\u548c\u5f00\u53d1\u4e5f\u6210\u4e3a\u4e86\u80fd\u6e90\u9886\u57df\u4e2d\u7684\u91cd\u8981\u4efb\u52a1\u3002\u7535\u5316\u5b66\u6790\u6c22\uff08HER\uff09\u662f\u6c22\u80fd\u4ea7\u4e1a\u4e2d\u6700\u4e3a\u7ecf\u6d4e\u548c\u53ef…<\/p>\n","protected":false},"author":230,"featured_media":76472,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[116,18,245],"class_list":["post-76470","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-jiedu","tag-catalyst","tag-xinnengyuan","tag-mof"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/76470"}],"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\/230"}],"replies":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=76470"}],"version-history":[{"count":5,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/76470\/revisions"}],"predecessor-version":[{"id":76645,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/76470\/revisions\/76645"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/media\/76472"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=76470"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=76470"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=76470"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}