{"id":249655,"date":"2023-04-24T06:24:40","date_gmt":"2023-04-23T22:24:40","guid":{"rendered":"\/\/m.iemloyee.com\/?p=249655"},"modified":"2023-04-25T20:55:34","modified_gmt":"2023-04-25T12:55:34","slug":"%e5%8e%a6%e5%a4%a7%e9%bb%84%e5%b0%8f%e9%9d%92%e6%95%99%e6%8e%88angew-%e4%b8%ad-%e9%ab%98%e7%86%b5%e6%b7%b7%e5%90%88%e6%a0%b8-%e5%a3%b3%e7%ba%b3%e7%b1%b3%e7%89%87%e7%9b%b4%e6%8e%a5%e7%94%b2%e9%85%b8","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=249655","title":{"rendered":"\u53a6\u5927\u9ec4\u5c0f\u9752\u6559\u6388Angew: \u4e2d\/\u9ad8\u71b5\u6df7\u5408\u6838\/\u58f3\u7eb3\u7c73\u7247\u76f4\u63a5\u7532\u9178\u71c3\u6599\u7535\u6c60"},"content":{"rendered":"<p>&nbsp;<\/p>\n<ul>\n<li>\u3010\u5bfc\u8bfb\u3011<\/li>\n<\/ul>\n<p>\u4e0e\u4f20\u7edf\u5408\u91d1\u76f8\u6bd4\uff0c\u9ad8\u71b5\u5408\u91d1\uff08High-entropy alloy\uff0cHEA\uff09\u7531\u4e8e\u56fa\u6709\u7684\u591a\u6837\u6027\u548c\u7ed3\u6784\u7a33\u5b9a\u6027\u4f18\u52bf\uff0c\u53ef\u4ee5\u8868\u73b0\u51fa\u622a\u7136\u4e0d\u540c\u7684\u7ed3\u6784\u548c\u7535\u5b50\u6027\u80fd\u3002\u5176\u7cbe\u786e\u63a7\u5236\u4ecd\u5904\u4e8e\u521d\u7ea7\u9636\u6bb5\u3002\u5230\u76ee\u524d\u4e3a\u6b62\uff0c\u7eb3\u7c73\u7ea7 HEA \u7684\u62a5\u9053\u4e3b\u8981\u96c6\u4e2d\u5728\u7eb3\u7c73\u7c92\u5b50\uff0c\u5b83\u4eec\u7684\u5f62\u6001\u63a7\u5236\u5f88\u5c11\u89c1\u4e5f\u6781\u5177\u6709\u6311\u6218\u6027\u3002\u7eb3\u7c73\u7ea7 HEA \u7684\u7ed3\u6784\u63a7\u5236\u56f0\u5883\u4e0e\u91d1\u5c5e\u539f\u5b50\u7684\u5de8\u5927\u4e0d\u540c\u7269\u7406\u5316\u5b66\u6027\u8d28\u9ad8\u5ea6\u76f8\u5173\uff0c\u5305\u62ec\u539f\u5b50\u5c3a\u5bf8\u3001\u6676\u4f53\u7ed3\u6784\u548c\u7535\u8d1f\u6027\u3002\u6574\u5408\u591a\u79cd\u5143\u7d20\u4ee5\u5f62\u6210\u7a33\u5b9a\u7684\u56fa\u6eb6\u4f53\u5df2\u7ecf\u5177\u6709\u6311\u6218\u6027\uff0c \u65e0\u8bba\u662f\u5426\u83b7\u5f97\u5177\u6709\u7ed3\u6784\u63a7\u5236\u7684 HEA\u3002\u53d7\u76ca\u4e8e\u7ed3\u6784\u63a7\u5236\u548c\u7eb3\u7c73\u7ea7 HEA \u7684\u5171\u540c\u4f18\u70b9\uff0c\u5176\u975e\u51e1\u7684\u7269\u7406\u5316\u5b66\u6027\u8d28\u548c\u50ac\u5316\u6027\u80fd\u5907\u53d7\u671f\u5f85\u3002<\/p>\n<p>\u4e8c\u3001\u3010\u6210\u679c\u63a0\u5f71\u3011<\/p>\n<p>\u8fd1\u65e5\uff0c\u53a6\u5927\u9ec4\u5c0f\u9752\u6559\u6388\u8bfe\u9898\u7ec4\u6784\u5efa\u4e86\u4e00\u7c7b\u72ec\u7279\u7684 PtBiPbNiCo HEA \u516d\u65b9\u7eb3\u7c73\u677f (HEA HPs)\uff0c\u5177\u6709\u4e2d\u71b5\u6838\/\u9ad8\u71b5\u539f\u5b50\u5c42\u58f3\u7684\u65b0\u578b\u7eb3\u7c73\u7ed3\u6784\uff0c\u5bf9\u7532\u9178\u6c27\u5316\u53cd\u5e94 (FAOR) \uff0c\u751a\u81f3\u5728\u76f4\u63a5\u7532\u9178\u71c3\u6599\u7535\u6c60 (DFAFC) \u7684\u8fd0\u884c\u819c\u7535\u6781\u7ec4\u4ef6 (MEA) \u6761\u4ef6\u4e0b\u5177\u6709\u4f18\u5f02\u7684\u6027\u80fd\uff0c\u8be5\u5de5\u4f5c\u4e3a\u71c3\u6599\u7535\u6c60\u50ac\u5316\u5242\u63d0\u4f9b\u4e86\u4e00\u4e2a\u6709\u524d\u666f\u7684\u6750\u6599\u5e73\u53f0\u3002\u76f8\u5173\u7814\u7a76\u6210\u679c\u4ee5\u201c<strong>Medium\/High-Entropy Amalgamated Core\/Shell Nanoplate Achieves Efficient Formic Acid Catalysis for Direct Formic Acid Fuel Cell<\/strong>\u201d\u4e3a\u9898\u5728<em>Angew Chem. Int. Ed.<\/em>\u4e0a\u53d1\u8868\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u4e09\u3001\u3010\u6838\u5fc3\u521b\u65b0\u70b9\u3011<\/p>\n<p>\u221a\u72ec\u7279\u7684 HEA HPs \u7531\u65b0\u578b\u91d1\u5c5e\u95f4 PtBiPb \u6838\u548c PtBiNiCo \u58f3\u6784\u6210\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u5bf9\u4e8e FAOR\uff0cHEA HPs\/C \u7684\u6bd4\u6d3b\u5ea6\u548c\u8d28\u91cf\u6d3b\u5ea6\u9ad8\u8fbe 27.2 mA cm<sup>-2<\/sup> \u548c 7.1 A mg<sub>Pt<\/sub><sup>-1<\/sup>\uff0c\u4f18\u4e8e\u8fc4\u4eca\u4e3a\u6b62\u62a5\u9053\u7684\u6240\u6709 Pt \u57fa FAOR \u50ac\u5316\u5242\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u00a0\u56db\u3001\u3010\u6570\u636e\u6982\u89c8\u3011<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-249656\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2023\/04\/1-1.jpg\" alt=\"\" width=\"953\" height=\"717\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2023\/04\/1-1.jpg 953w, \/\/m.iemloyee.com\/wp-content\/uploads\/2023\/04\/1-1-300x226.jpg 300w, \/\/m.iemloyee.com\/wp-content\/uploads\/2023\/04\/1-1-768x578.jpg 768w\" sizes=\"(max-width: 953px) 100vw, 953px\" \/><\/p>\n<p><strong>\u56fe<\/strong><strong>1<\/strong> HEA HP\u7684\u5f62\u6001\u548c\u7ed3\u6784\u8868\u5f81\u3002(a) HAADF-STEM \u56fe\u50cf\u3002\u5355\u4e2a HEA HP \u7684 HAADF-STEM-EDS \u63d2\u56fe\u3002(b) TEM \u56fe\u50cf\u3002(c) HRTEM \u56fe\u50cf\u3002\u63d2\u56fe\u5206\u522b\u7528 He \u548c Ne \u629b\u5149\u5904\u7406\u7684ISS\uff0c\u6bcf\u6b21 120 s\uff08\u4e09\u6b21\u629b\u5149\u540e\u539a\u5ea6\u4e3a 1~2 nm\uff09\u3002(d) \u9876\u89c6\u56fe\u548c (e) \u4fa7\u89c6\u56fe\u7684\u5143\u7d20\u5206\u5e03\u3002(f) Pt L \u8fb9\u7f18\u7684 XANES\u56fe\u3002(g) FT-EXAFS\u56fe\u3002(h) HEA HP\u3001Pt \u7b94\u548c PtO2 \u7684 EXAFS \u5149\u8c31\u7684 WT\u56fe\u3002<strong>\u00a9 2023\u00a0<\/strong><strong>Xiamen University<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-249657\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2023\/04\/2-1.jpg\" alt=\"\" width=\"976\" height=\"684\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2023\/04\/2-1.jpg 976w, \/\/m.iemloyee.com\/wp-content\/uploads\/2023\/04\/2-1-300x210.jpg 300w, \/\/m.iemloyee.com\/wp-content\/uploads\/2023\/04\/2-1-768x538.jpg 768w\" sizes=\"(max-width: 976px) 100vw, 976px\" \/><\/p>\n<p><strong>\u56fe<\/strong><strong>2<\/strong> HEA HP \u7684\u539f\u5b50\u7ea7\u7ed3\u6784\u5206\u6790\u3002(a) \u4ece\u9876\u89c6\u56fe\u770b\u5355\u4e2a HEA HP \u7684 AC-HAADF-STEM \u56fe\u50cf\u3002(b) \u4ece (a) \u4e2d\u7684\u9009\u5b9a\u533a\u57df\u548c\u6240\u793a\u533a\u57df\u7684\u5f3a\u5ea6\u5256\u9762\u3002(c) \u4ece (a) \u4e2d\u7684\u9009\u5b9a\u533a\u57df\u3002(d) HEA HPs \u6838\u5fc3\u548c\u76f8\u5e94\u7684\u539f\u5b50\u5206\u8fa8\u7387\u5143\u7d20\u5206\u5e03\u3002(e) \u76f8\u5e94\u7684\u9876\u89c6\u56fe\u539f\u5b50\u6a21\u578b\u3002(f) \u4ece\u4fa7\u9762\u770b\u5355\u4e2a HEA HP \u7684 AC-HAADF-STEM \u56fe\u50cf\u3002(g) \u4ece (f) \u4e2d\u7684\u9009\u5b9a\u533a\u57df\u3002(h) \u76f8\u5e94\u7684\u4fa7\u89c6\u56fe\u539f\u5b50\u6a21\u578b\u3002(e) \u548c (h) \u4e2d\u7684\u6df1\u84dd\u8272\u3001\u6a59\u8272\u3001\u7eff\u8272\u3001\u767d\u8272\u548c\u7ea2\u8272\u7684\u5f69\u8272\u7403\u5206\u522b\u4ee3\u8868 Pt\u3001Pb\u3001Bi\u3001Ni \u548c Co\u3002<strong>\u00a9 2023\u00a0<\/strong><strong>Xiamen University<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-249658\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2023\/04\/3-1.jpg\" alt=\"\" width=\"992\" height=\"835\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2023\/04\/3-1.jpg 992w, \/\/m.iemloyee.com\/wp-content\/uploads\/2023\/04\/3-1-300x253.jpg 300w, \/\/m.iemloyee.com\/wp-content\/uploads\/2023\/04\/3-1-768x646.jpg 768w\" sizes=\"(max-width: 992px) 100vw, 992px\" \/><\/p>\n<p><strong>\u56fe<\/strong><strong>3<\/strong>\u00a0 HEA HPs\/C \u7684\u6027\u80fd\u8bc4\u4f30\u3002(a) \u4e0d\u540c\u50ac\u5316\u5242\u5728 0.5 M H2SO4 \u4e2d\u7684 CV \u66f2\u7ebf\u3002(b) \u4e0d\u540c\u50ac\u5316\u5242\u5728 0.5 M H2SO4 + 0.5 M HCOOH \u4e2d\u7684\u6b63\u5411\u626b\u63cf CV \u66f2\u7ebf\u3002(c) \u4e0d\u540c\u50ac\u5316\u5242\u7684\u8d28\u91cf\u548c\u6bd4\u6d3b\u6027\u3002(d) FAOR \u4e0d\u540c\u50ac\u5316\u5242\u7684\u7535\u4f4d\u4f9d\u8d56\u7535\u6d41\u5bc6\u5ea6\u3002(d) \u4e2d\u7684\u63d2\u56fe\u662f\u76f8\u5bf9\u4e8e Pt\/C \u7684\u7535\u6d41\u5bc6\u5ea6\u6bd4\u3002(e) HEA HPs\/C \u7684\u8d28\u91cf\u6d3b\u6027\u4e0e\u62a5\u544a\u7684 FAOR \u50ac\u5316\u5242\u7684\u6bd4\u8f83\u3002(f) \u57fa\u4e8e HEA HPs\/C \u7684\u76f4\u63a5\u7532\u9178\u71c3\u6599\u7535\u6c60\u793a\u610f\u56fe\u3002(g) MEA \u5728 9 M HCOOH \u4e0b\u7684\u7a33\u6001\u6781\u5316\u548c\u529f\u7387\u5bc6\u5ea6\u66f2\u7ebf\u3002(h) HEA HPs\/C \u548c\u5546\u7528 Pd\/C \u5728 0.4 V \u4e0b\u7684\u653e\u7535\u66f2\u7ebf\u3002(h) \u4e2d\u7684\u63d2\u56fe\u662f\u4e0d\u540c\u65f6\u95f4\u6bb5\u7684\u76f8\u5bf9\u7535\u6d41\u8870\u51cf\u3002<strong>\u00a9 2023\u00a0<\/strong><strong>Xiamen University<\/strong><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-249659\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2023\/04\/4-1.jpg\" alt=\"\" width=\"1270\" height=\"1075\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2023\/04\/4-1.jpg 1270w, \/\/m.iemloyee.com\/wp-content\/uploads\/2023\/04\/4-1-300x254.jpg 300w, \/\/m.iemloyee.com\/wp-content\/uploads\/2023\/04\/4-1-768x650.jpg 768w, \/\/m.iemloyee.com\/wp-content\/uploads\/2023\/04\/4-1-1024x867.jpg 1024w\" sizes=\"(max-width: 1270px) 100vw, 1270px\" \/><\/p>\n<p><strong>\u56fe<\/strong><strong>4<\/strong> FAOR\u8fc7\u7a0b\u7684\u673a\u7406\u7814\u7a76\u3002(a) \u5728 0.1 M H2SO4 + 0.05 M HCOOH \u4e2d Er \u4e3a \u2212250 mV \u548c Es \u4e3a 200 mV \u7684\u539f\u4f4d FTIR\u3002\u53f3\u56fe\u662f\u6ce2\u6570\u8303\u56f4\u4ece 2200 cm\u22121 \u5230 1600 cm\u22121 \u7684\u5c40\u90e8\u653e\u5927\u56fe\u3002(b) Pt\/C\u3001(c) PtPb HPs\/C \u548c (d) HEA HPs\/C \u7684\u539f\u4f4d FTIR \u7535\u538b\u8ddf\u8e2a\u4ece -0.2 V \u5230 0.8 V\u3002(e) Pt 4f \u548c (f) Pb 4f \u7684 XPS \u5149\u8c31\u3002(g) HEA HPs\/C\u3001PtPb HPs\/C \u548c Pt\/C \u7684 d \u5e26\u4e2d\u5fc3\u3002FAOR \u7684 (h) Pt\/C\u3001(i) PtPb HPs\/C \u548c (j) HEA HPs\/C \u7684\u5409\u5e03\u65af\u81ea\u7531\u80fd\u56fe\u3002<strong>\u00a9 2023\u00a0<\/strong><strong>Xiamen University<\/strong><\/p>\n<p><strong>\u00a0<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p>\u4e94\u3001\u3010\u6210\u679c\u542f\u793a\u3011<\/p>\n<p>\u8be5\u5de5\u4f5c\u8bc1\u660e\u4e86\u4e00\u79cd\u65b0\u578b\u7684HEA-HP\u7eb3\u7c73\u7ed3\u6784\uff0c\u5176\u5177\u6709\u6709\u5e8f\u7684PtBiPb\u6838\u548c\u539f\u5b50\u5c42\u72b6\u7684PtBiNiCo\u58f3\u7684\u72ec\u7279\u7ed3\u6784\u5177\u6709FAOR\u7684\u5de8\u5927\u4f18\u52bf\u3002HEA-HPs\/C\u7684\u6bd4\u6d3b\u6027\u548c\u8d28\u91cf\u6d3b\u6027\u53ef\u4ee5\u8fbe\u523027.2mAcm<sup>-2<\/sup>\u548c7.1mg<sub>Pt<\/sub><sup>-1<\/sup>\uff0c\u5206\u522b\u662f\u5546\u4e1aPt\/C\u7684133\u500d\u548c56\u500d\uff0c\u4f7f\u5176\u6210\u4e3a\u8fc4\u4eca\u4e3a\u6b62\u5728Pt\/Pd\u57faFAOR\u50ac\u5316\u5242\u4e2d\u5b9e\u73b0\u7684\u6700\u6709\u6548\u7684\u50ac\u5316\u5242\u3002\u66f4\u91cd\u8981\u7684\u662f\uff0cHEA-HPs\/C\u663e\u8457\u7684MEA\u6027\u80fd\uff08321.2 mWcm<sup>-2<\/sup>\u7684\u529f\u7387\u5bc6\u5ea6\uff09\u548c\u5bff\u547d\uff0830\u5c0f\u65f6\u540e44.1%\u7684\u5269\u4f59\u529f\u7387\u5bc6\u5ea6\uff09\u8fdb\u4e00\u6b65\u8bc1\u660e\u4e86HEA-HPs\u5728\u5b9e\u9645DFAFC\u5668\u4ef6\u4e2d\u7684\u6f5c\u5728\u5e94\u7528\u3002\u672c\u7814\u7a76\u91cd\u70b9\u4ecb\u7ecd\u4e86\u7528\u4e8e\u71c3\u6599\u7535\u6c60\u53cd\u5e94\u7684\u9ad8\u6027\u80fd\u4e8c\u7ef4\uff082D\uff09Pt\u57fa\u6838\/\u58f3HEA\u7684\u5148\u8fdb\u7ed3\u6784\u63a7\u5236\u3002<\/p>\n<p>&nbsp;<\/p>\n<p><strong>\u539f\u6587\u8be6\u60c5<\/strong>\uff1ahttps:\/\/onlinelibrary.wiley.com\/doi\/full\/10.1002\/anie.202213783<\/p>\n<p>\u672c\u6587\u7531\u56fe\u56fe\u4f9b\u7a3f<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; \u3010\u5bfc\u8bfb\u3011 \u4e0e\u4f20\u7edf\u5408\u91d1\u76f8\u6bd4\uff0c\u9ad8\u71b5\u5408\u91d1\uff08High-entropy alloy\uff0cHEA\uff09\u7531\u4e8e\u56fa\u6709\u7684\u591a\u6837\u6027\u548c\u7ed3\u6784\u7a33\u5b9a\u6027\u4f18\u52bf\uff0c\u53ef\u4ee5\u8868\u73b0\u51fa\u622a\u7136\u4e0d\u540c\u7684\u7ed3\u6784\u548c\u7535\u5b50&#8230;<\/p>\n","protected":false},"author":50318,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-249655","post","type-post","status-publish","format-standard","hentry","category-keji"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/249655"}],"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\/50318"}],"replies":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=249655"}],"version-history":[{"count":2,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/249655\/revisions"}],"predecessor-version":[{"id":250320,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/249655\/revisions\/250320"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=249655"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=249655"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=249655"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}