{"id":48276,"date":"2023-06-21T08:01:21","date_gmt":"2023-06-21T00:01:21","guid":{"rendered":"https:\/\/www.chemhui.com\/?p=48276"},"modified":"2023-06-05T10:02:07","modified_gmt":"2023-06-05T02:02:07","slug":"afm%ef%bc%9a%e5%88%a9%e7%94%a8v%e6%8f%90%e9%ab%98cuconifemn%e9%ab%98%e7%86%b5%e5%90%88%e9%87%91%e7%9a%84%e5%85%a8%e8%a7%a3%e6%b0%b4%e6%80%a7%e8%83%bd","status":"publish","type":"post","link":"http:\/\/www.chemhui.com\/afm%ef%bc%9a%e5%88%a9%e7%94%a8v%e6%8f%90%e9%ab%98cuconifemn%e9%ab%98%e7%86%b5%e5%90%88%e9%87%91%e7%9a%84%e5%85%a8%e8%a7%a3%e6%b0%b4%e6%80%a7%e8%83%bd\/","title":{"rendered":"\u200bAFM\uff1a\u5229\u7528V\u63d0\u9ad8CuCoNiFeMn\u9ad8\u71b5\u5408\u91d1\u7684\u5168\u89e3\u6c34\u6027\u80fd"},"content":{"rendered":"<section>\u901a\u8fc7\u7535\u89e3\u6c34\u5236\u6c22\u662f\u4e00\u79cd\u6709\u6f5c\u529b\u7684\u65b9\u6cd5\uff0c\u56e0\u4e3a\u5b83\u4e0d\u4ec5\u53ef\u4ee5\u572820~25\u2103\u7684\u73af\u5883\u6e29\u5ea6\u4e0b\u5de5\u4f5c\uff0c\u5176\u8fd8\u5177\u6709\u9ad8\u6cd5\u62c9\u7b2c\u6548\u7387\uff0c\u4ea7\u751f\u7684\u526f\u4ea7\u7269\u8fd8\u5bf9\u73af\u5883\u6ca1\u6709\u5371\u5bb3\u3002\u7136\u800c\uff0c\u8d35\u91d1\u5c5e(\u5982Pt)\u662f\u76ee\u524d\u6700\u4f18\u5f02\u7684\u6790\u6c22\u53cd\u5e94(HER)\u7535\u50ac\u5316\u5242\uff0c\u56e0\u4e3a\u5b83\u4eec\u5177\u6709\u826f\u597d\u7684\u7535\u50ac\u5316\u6d3b\u6027\u548c\u5feb\u901f\u7684HER\u52a8\u529b\u5b66\uff0c\u4ece\u800c\u53ef\u4ee5\u5b9e\u73b0\u9ad8\u6548\u7684\u5546\u4e1a\u7535\u89e3\u6c34\u3002\u4f46\u662f\u4f7f\u7528\u9ad8\u6210\u672c\u7684\u8d35\u91d1\u5c5e\u5bf9\u5927\u89c4\u6a21\u751f\u4ea7\u6c22\u6c14\u6709\u6781\u5927\u7684\u9650\u5236\uff0c\u56e0\u6b64\u5728\u76ee\u524d\u7684\u7814\u7a76\u573a\u666f\u4e2d\uff0c\u5f00\u53d1\u9ad8\u6027\u80fd\u3001\u4f4e\u6210\u672c\u3001\u975e\u8d35\u91d1\u5c5e\u548c\u7a33\u5b9a\u7684\u7535\u50ac\u5316\u5242\u662f\u5341\u5206\u6709\u610f\u4e49\u7684\u3002<\/section>\n<p>&nbsp;<\/p>\n<section>\u57fa\u4e8e\u6b64\uff0c<strong>\u97e9\u56fd\u4e9a\u6d32\u5927\u5b66Byungmin Ahn\u548cIn Sun Cho(\u5171\u540c\u901a\u8baf)\u7b49\u4eba<\/strong>\u5236\u5907\u4e86\u4e00\u79cdV<sub>x<\/sub>CuCoNiFeMn(x=0,0.5\u548c1.0)\u9ad8\u71b5\u5408\u91d1(HEAs)\u50ac\u5316\u5242\uff0c\u4ee5\u786e\u5b9aV\u5728\u63d0\u9ad8\u50ac\u5316\u5242HER\u6d3b\u6027\u4e2d\u7684\u79ef\u6781\u4f5c\u7528\u3002<\/section>\n<section><img decoding=\"async\" title=\"1\" src=\"http:\/\/9794.seohost.cn\/storage\/9794\/article\/20230529\/1685326484172331.jpg\" alt=\"1\" \/><\/section>\n<section>\u672c\u6587\u4f7f\u7528\u4e09\u7535\u6781\u4f53\u7cfb\u57281 M KOH\u4e2d\u5bf9\u50ac\u5316\u5242\u7684\u50ac\u5316\u6027\u80fd\u8fdb\u884c\u4e86\u6027\u80fd\u6d4b\u8bd5\u3002\u7814\u7a76\u53d1\u73b0\uff0c\u5bf9\u6bd4\u50ac\u5316\u5242Control-HEA\u7684HER\u6d3b\u6027\u6700\u4f4e\uff0c\u5176\u572850 mA cm<sup>-2<\/sup>\u7684\u7535\u6d41\u5bc6\u5ea6\u4e0b\u7684\u8fc7\u7535\u4f4d(\u03b7<sub>50<\/sub>)\u4e3a422 mV\uff0c\u800cV<sub>0.5<\/sub>-HEA\u7684\u03b7<sub>50<\/sub>\u5219\u964d\u4f4e\u81f3344 mV\uff0c\u6bd4Control-HEA\u4f4e\u7ea680 mV\u3002\u867d\u7136V<sub>0.5<\/sub>-HEA\u4e0eControl-HEA\u76f8\u6bd4\uff0cHER\u6027\u80fd\u6709\u6240\u63d0\u9ad8\uff0c\u4f46\u662fV<sub>1.0<\/sub>-HEA\u5177\u6709\u6700\u4f18\u5f02\u7684HER\u6d3b\u6027\uff0c\u03b7<sub>50<\/sub>\u4e3a250 mV\uff0c\u6bd4Control-HEA\u4f4e\u7ea6170 mV\uff0c\u4e0ePt\/C(\u03b7<sub>50<\/sub>\u4e3a207 mV)\u76f8\u5f53\u3002<\/section>\n<section>\u6b64\u5916\uff0c\u672c\u6587\u8fd8\u6bd4\u8f83\u4e86V<sub>1.0<\/sub>-HEA\u548c\u5176\u4ed6\u6700\u8fd1\u62a5\u9053\u7684HEA\u50ac\u5316\u5242\u7684\u78b1\u6027HER\u6d3b\u6027\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0cV<sub>1.0<\/sub>-HEA\u6bd4\u5176\u4ed6\u975e\u8d35\u91d1\u5c5e\u7684HEA\u8868\u73b0\u51fa\u66f4\u9ad8\u7684HER\u6d3b\u6027\uff0c\u8fd9\u4e5f\u8868\u660e\u5728HEA\u4e2d\u5f15\u5165V\u53ef\u4ee5\u5927\u5927\u63d0\u9ad8\u50ac\u5316\u5242\u5728\u9ad8\u7535\u6d41\u5bc6\u5ea6\u4e0b\u7684HER\u6d3b\u6027\u3002\u6b64\u5916\uff0c\u672c\u6587\u8fd8\u57281 M KOH\u7535\u89e3\u8d28\u4e2d\u6d4b\u8bd5\u4e86V<sub>1.0<\/sub>-HEA\uff0cV<sub>0.5<\/sub>-HEA\u548cControl-HEA\u7684\u6790\u6c27\u53cd\u5e94(OER)\u6d3b\u6027\u3002\u6d4b\u8bd5\u540e\u53d1\u73b0\uff0cV<sub>1.0<\/sub>-HEA\u8fbe\u523050 mA cm<sup>-2<\/sup>\u7684OER\u7535\u6d41\u5bc6\u5ea6\u7684\u8fc7\u7535\u4f4d(370 mV)\uff0c\u5206\u522b\u6bd4Control-HEA(473 mV)\u548cV<sub>0.5<\/sub>-HEA(417 mV)\u4f4e\u7ea6100\u548c50 mV\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u5176\u6027\u80fd\u4e0e\u5546\u4e1aOER\u7535\u50ac\u5316\u5242RuO<sub>2<\/sub>(355 mV)\u76f8\u5f53\u3002<\/section>\n<section>\u4e4b\u540e\uff0c\u6839\u636eHEA\u7684\u53cc\u529f\u80fd\u6d3b\u6027\uff0c\u672c\u6587\u6784\u5efa\u4e86V<sub>1.0<\/sub>-HEA||V<sub>1.0<\/sub>-HEA\u53cc\u7535\u6781\u4f53\u7cfb\u3002\u4e0d\u51fa\u6240\u6599\u7684\u662f\uff0c\u5728\u7535\u6d41\u5bc6\u5ea6\u4e3a25 mA cm<sup>-2<\/sup>\u65f6\uff0cV<sub>1.0<\/sub>-HEA||V<sub>1.0<\/sub>-HEA\u6240\u9700\u7684\u7535\u538b\u4e3a1.85 V\uff0c\u8fdc\u4f4e\u4e8eControl-HEA||Control-HEA(2.1 V)\u3002\u8fd9\u4e9b\u7ed3\u679c\u5f3a\u70c8\u8868\u660e\uff0cV\u7684\u5f15\u5165\u53ef\u4ee5\u540c\u65f6\u63d0\u9ad8\u50ac\u5316\u5242\u7684HER\u548cOER\u6d3b\u6027\uff0c\u5e76\u4f7f\u5f97\u50ac\u5316\u5242\u5c55\u73b0\u51fa\u4f18\u5f02\u7684\u5168\u89e3\u6c34\u6027\u80fd\u3002<\/section>\n<section><img decoding=\"async\" title=\"2\" src=\"http:\/\/9794.seohost.cn\/storage\/9794\/article\/20230529\/1685326493836901.jpg\" alt=\"2\" \/><\/section>\n<section>\u4e4b\u540e\uff0c\u672c\u6587\u901a\u8fc7\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba(DFT)\u8ba1\u7b97\u4e86\u89e3\u4e86\u50ac\u5316\u5242\u7684HER\u8fc7\u7a0b\u7684\u53cd\u5e94\u52a8\u529b\u5b66\u3002\u6839\u636e\u8ba1\u7b97\u7ed3\u679c\u53ef\u4ee5\u53d1\u73b0\uff0cControl-HEA\u8868\u73b0\u51fa\u6700\u9ad8\u7684\u6c34\u89e3\u79bb\u80fd\u5792(\u0394G<sub>(H2O)<\/sub>\u4e3a-2.594 eV)\uff0c\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u5728\u5f15\u5165V\u540e\uff0cV<sub>0.5<\/sub>-HEA\u548cV<sub>1.0<\/sub>-HEA\u7684\u0394G<sub>(H2O)<\/sub>\u503c\u5206\u522b\u5927\u5927\u964d\u4f4e\u81f3-2.108\u548c-1.614 eV\uff0c\u8fd9\u8868\u660e\u5176\u5177\u6709\u8f83\u5feb\u7684Volmer\u8fc7\u7a0b\u3002<\/section>\n<section>\u6b64\u5916\uff0c\u5bf9\u4e8eControl-HEA\uff0c\u5176\u6c22\u5438\u9644\u81ea\u7531\u80fd(\u0394G<sub>H*<\/sub>)\u4e3a-0.477 eV\uff0c\u800cV<sub>0.5<\/sub>-HEA\u548cV<sub>1.0<\/sub>-HEA\u7684\u0394G<sub>H*<\/sub>\u5219\u5206\u522b\u4e3a-0.393\u548c-0.128 eV\uff0c\u8fd9\u8868\u660eHEA\u8868\u9762\u7684\u6c22\u5438\u9644\u8fc7\u7a0b\u663e\u8457\u589e\u5f3a\uff0c\u8fd9\u4e5f\u8bf4\u660e\u4e86V<sub>1.0<\/sub>-HEA\u7684HER\u6d3b\u6027\u7684\u63d0\u9ad8\u662f\u901a\u8fc7\u4fc3\u8fdb\u6c22\u5438\u9644\/\u8131\u9644\u6b65\u9aa4\u5b9e\u73b0\u7684\u3002<\/section>\n<section>\u603b\u4f53\u800c\u8a00\uff0c\u975e\u6c27\u5316\u7269\u57fa\u7535\u50ac\u5316\u5242\uff0c\u7279\u522b\u662f\u5177\u6709\u9ad8\u7535\u5b50\u6001\u7684\u91d1\u5c5e\/\u5408\u91d1\uff0c\u4e0e\u5b83\u4eec\u5bf9\u5e94\u7684\u6c27\u5316\u7269\u76f8\u6bd4\uff0c\u53ef\u80fd\u5177\u6709\u6700\u9002\u4e2d\u7684\u4e2d\u95f4\u4ea7\u7269\u7ed3\u5408\u80fd\uff0c\u8fd9\u610f\u5473\u7740\u6c22\u5438\u9644\u81ea\u7531\u80fd\u53ef\u4ee5\u63a5\u8fd10 eV\uff0c\u4ece\u800c\u4fc3\u8fdb\u5feb\u901f\u7684\u6c22\u5438\u9644(H<sup>*<\/sup>)\u548c\u6c22\u6c14\u7684\u751f\u6210\uff0c\u4ece\u800c\u5b9e\u73b0\u9ad8\u6548\u7684\u7535\u89e3\u6c34\u3002<\/section>\n<section>\u6b64\u5916\uff0c\u7535\u50ac\u5316\u5242\u7684\u91d1\u5c5e\u6027\u8d28\u901a\u5e38\u6bd4\u91d1\u5c5e\u6c27\u5316\u7269\u63d0\u4f9b\u66f4\u9ad8\u6548\u7684\u7535\u8377\u8f6c\u79fb\u52a8\u529b\u5b66\u3002\u603b\u4e4b\uff0c\u672c\u6587\u7684\u7814\u7a76\u65b9\u6cd5\u53ef\u4ee5\u4fc3\u8fdb\u672a\u6765\u975e\u8d35\u91d1\u5c5e\u548c\u9ad8\u6d3b\u6027HEA\u50ac\u5316\u5242\u7684\u53d1\u5c55\u3002<\/section>\n<section><img decoding=\"async\" title=\"3\" src=\"http:\/\/9794.seohost.cn\/storage\/9794\/article\/20230529\/1685326512680920.jpg\" alt=\"3\" \/><\/section>\n<section>Complementary Functions of Vanadium in Boosting Electrocatalytic Activity of CuCoNiFeMn High-Entropy Alloy for Water Splitting,\u00a0<strong><em>Advanced Functional Materials<\/em><\/strong>,\u00a0<strong>2023<\/strong>, DOI: 10.1002\/adfm.202301153.<\/section>\n<section>https:\/\/doi.org\/10.1002\/adfm.202301153.<\/section>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u901a\u8fc7\u7535\u89e3\u6c34\u5236\u6c22\u662f\u4e00\u79cd\u6709\u6f5c\u529b\u7684\u65b9\u6cd5\uff0c\u56e0\u4e3a\u5b83\u4e0d\u4ec5\u53ef\u4ee5\u572820~25\u2103\u7684\u73af\u5883\u6e29\u5ea6\u4e0b\u5de5\u4f5c\uff0c\u5176\u8fd8\u5177\u6709\u9ad8\u6cd5\u62c9\u7b2c\u6548\u7387\uff0c\u4ea7\u751f\u7684\u526f [&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-48276","post","type-post","status-publish","format-standard","hentry","category-tuijianyuedu"],"_links":{"self":[{"href":"http:\/\/www.chemhui.com\/wp-json\/wp\/v2\/posts\/48276","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=48276"}],"version-history":[{"count":1,"href":"http:\/\/www.chemhui.com\/wp-json\/wp\/v2\/posts\/48276\/revisions"}],"predecessor-version":[{"id":48277,"href":"http:\/\/www.chemhui.com\/wp-json\/wp\/v2\/posts\/48276\/revisions\/48277"}],"wp:attachment":[{"href":"http:\/\/www.chemhui.com\/wp-json\/wp\/v2\/media?parent=48276"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.chemhui.com\/wp-json\/wp\/v2\/categories?post=48276"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.chemhui.com\/wp-json\/wp\/v2\/tags?post=48276"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}