{"id":246301,"date":"2023-02-01T06:00:17","date_gmt":"2023-01-31T22:00:17","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=246301"},"modified":"2023-01-31T11:33:58","modified_gmt":"2023-01-31T03:33:58","slug":"%e9%ab%98%e7%86%b5%e9%87%91%e5%b1%9e%e7%ba%b3%e7%b1%b3%e7%ba%bf%e7%94%b5%e5%82%ac%e5%8c%96%e5%89%82%e7%9a%84%e4%b8%80%e8%88%ac%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=246301","title":{"rendered":"\u9ad8\u71b5\u91d1\u5c5e\u7eb3\u7c73\u7ebf\u7535\u50ac\u5316\u5242\u7684\u4e00\u822c\u65b9\u6cd5"},"content":{"rendered":"

\u4e00\u3001\u5bfc\u8bfb<\/strong><\/p>\n

\u5177\u6709\u5b9a\u5236\u7ed3\u6784\u7684Pt\u57fa\u5408\u91d1\u5728\u7535\u5316\u5b66\u80fd\u91cf\u8f6c\u6362\u548c\u5b58\u50a8\u8bbe\u5907\u65b9\u5411\u5177\u6709\u5e7f\u9614\u7684\u5e94\u7528\u524d\u666f\u3002\u901a\u8fc7\u914d\u4f53\u6548\u5e94\u548c\u5e94\u53d8\u6548\u5e94\u8c03\u6574Pt\u7535\u5b50\u7ed3\u6784\uff0c\u53ef\u4ee5\u8fdb\u4e00\u6b65\u4f18\u5316PtM\u50ac\u5316\u5242(M =\u8fc7\u6e21\u91d1\u5c5e)\u7684\u50ac\u5316\u6027\u80fd\uff0c\u4f46\u4f18\u5316\u6548\u679c\u4e5f\u53d7\u9650\u4e8eM\u6709\u9650\u7684\u5143\u7d20\u79cd\u7c7b\u3002<\/p>\n

\u5df2\u6709\u5927\u91cf\u7814\u7a76\u8868\u660e\uff0c\u76f8\u6bd4\u4e8e\u5355\u91d1\u5c5e\u6216\u53cc\u91d1\u5c5e\u50ac\u5316\u5242\uff0c\u591a\u91d1\u5c5e\u5408\u91d1\u80fd\u63d0\u4f9b\u66f4\u5f3a\u7684\u914d\u4f53\u6548\u5e94\uff0c\u4ece\u800c\u83b7\u5f97\u66f4\u9ad8\u7684\u50ac\u5316\u5242\u6d3b\u6027\u3002\u5e76\u4e14\uff0c\u968f\u7740\u5408\u91d1\u5143\u7d20\u79cd\u7c7b\u589e\u52a0\uff0c\u7cfb\u7edf\u7684\u6df7\u5408\u71b5\u4f1a\u589e\u5927\uff0c\u5373\u9ad8\u71b5\u6548\u5e94\uff0c\u4f7f\u5f97\u5728\u70ed\u529b\u5b66\u548c\u52a8\u529b\u5b66\u4e0a\u5f62\u6210\u66f4\u7a33\u5b9a\u7684\u7ed3\u6784\u3002\u9ad8\u71b5\u5408\u91d1(HEA)\u901a\u5e38\u7531\u81f3\u5c115\u79cd\u5143\u7d20\u7ec4\u6210\uff0c\u6bcf\u79cd\u5143\u7d20\u7684\u6469\u5c14\u6bd4\u4e3a5%-35%\uff0c\u4e0e\u4f4e\u71b5\u5408\u91d1(LEA)\u6750\u6599\u76f8\u6bd4\uff0c\u5c06\u66f4\u6709\u5229\u4e8e\u50ac\u5316\u6027\u80fd\u7684\u63d0\u5347\u3002\u4f46\u662f\u6700\u8fd1\u62a5\u9053\u7684\u91d1\u5c5eHEA\u5236\u5907\u65b0\u65b9\u6cd5\u8981\u4e48\u9700\u8981\u8f83\u9ad8\u7684\u6e29\u5ea6\u6765\u514b\u670d\u53cd\u5e94\u80fd\u5792\uff0c\u8981\u4e48\u751f\u4ea7\u7684\u91d1\u5c5eHEA\u5c3a\u5bf8\u76f8\u5bf9\u8f83\u5927\uff0c\u4f7f\u5f97\u8fd9\u4e9b\u65b9\u6cd5\u90fd\u4e0d\u9002\u5408\u7528\u4e8e\u50ac\u5316\u3002\u6b64\u5916\uff0c\u7531\u4e8e\u5728\u7eb3\u7c73\u5c3a\u5ea6\u4e0a\u6df7\u5408\u591a\u79cd\u5143\u7d20\u7684\u96be\u5ea6\u5927\u5927\u589e\u52a0\uff0c\u81f3\u4eca\u5bf9Pt\u57faHEA\u7eb3\u7c73\u6750\u6599\u7684\u7814\u7a76\u4ecd\u7136\u8f83\u5c11\u3002\u56e0\u6b64\uff0c\u5bfb\u627e\u4e00\u79cd\u5728\u4f4e\u6e29\u4e0b\u53ef\u4ee5\u51c6\u786e\u5236\u5907\u6240\u9700\u7ed3\u6784\uff0c\u5e76\u4e14\u6210\u5206\u53ef\u8c03\u7684\u8d85\u8584HEA\u7eb3\u7c73\u6750\u6599\u7684\u901a\u7528\u65b9\u6cd5\u4ecd\u7136\u662f\u5de8\u5927\u7684\u6311\u6218\u3002<\/p>\n

\u4e8c\u3001\u6210\u679c\u63a0\u5f71<\/strong><\/p>\n

\u5317\u4eac\u5927\u5b66\u90ed\u5c11\u519b\u6559\u6388\u56e2\u961f\u8bbe\u8ba1\u4e86\u4e00\u79cd\u65b0\u7684\u8fd8\u539f-\u6269\u6563\u666e\u9002\u6027\u65b9\u6cd5\uff0c\u7528\u4e8e\u5236\u5907\u539f\u5b50\u7ea7\u539a\u5ea6\u7684Pt\u57fa\u71b5\u53ef\u63a7HEA\u7eb3\u7c73\u7ebf(NWs)\u5e93\u3002\u5e76\u4e14\u786e\u5b9a\u4e86Pt NWs\u7684\u521d\u59cb\u7ed3\u6784\u548c\u5176\u4ed6\u8fc7\u6e21\u91d1\u5c5e\u7684\u6210\u6838\u901f\u7387\u662f\u5f62\u6210\u5747\u5300HEA\u56fa\u6eb6\u4f53\u7684\u5173\u952e\u3002\u8be5\u65b9\u6cd5\u53ef\u4ee5\u5408\u621026\u79cd\u591a\u91d1\u5c5eNWs\uff0c\u5176\u4e2dHEAs 17\u79cd\u3002<\/p>\n

\u76f8\u5173\u7814\u7a76\u5de5\u4f5c\u4ee5\u201cA general approach to high-entropy metallic nanowire electrocatalysts<\/strong>\u201d\u4e3a\u9898\u53d1\u8868\u5728\u56fd\u9645\u9876\u7ea7\u671f\u520aMatter<\/em>\u4e0a\u3002<\/p>\n

\"\"\u4e09\u3001\u6838\u5fc3\u521b\u65b0<\/strong><\/p>\n

\u62a5\u9053\u4e86\u4e00\u79cd\u65b0\u7684\u8fd8\u539f-\u6269\u6563\u666e\u9002\u6027\u65b9\u6cd5\uff0c\u5e76\u5236\u5907\u4e86\u542b\u67093-10\u79cd\u5143\u7d20\u7684Pt\u57fa\u591a\u91d1\u5c5eHEA NWs\u3002\u4e0e\u4ee5\u5f80\u7684\u9ad8\u6e29\u5236\u5907\u65b9\u6cd5\u4e0d\u540c\uff0c\u8be5\u5236\u5907\u65b9\u6cd5\u53ef\u5728\u4f4e\u6e29\uff08180~220\u2103\uff09\u4e0b\u5c06\u591a\u4e2a\u5143\u7d20\u5747\u5300\u6df7\u5408\uff0c\u5f62\u6210\u7ed3\u6784\u548c\u5143\u7d20\u79cd\u7c7b\u53ef\u63a7\u7684HEA NWs\u3002\u8be5\u65b9\u6cd5\u53ef\u62d3\u5c55\u5236\u5907\u66f4\u591a\u7c7b\u578b\u7684Pt\u57faHEA NWs\uff0c\u5e76\u4e14\u5316\u5b66\u8ba1\u91cf\u6bd4\u53ef\u8c03\u3002<\/p>\n

\u56db\u3001\u6570\u636e\u6982\u89c8<\/strong><\/p>\n

\"\"\u56fe<\/strong>1 Pt<\/strong>\u57fa\u591a\u91d1\u5c5e\u5408\u91d1<\/strong>NWs<\/strong>\u7684\u5f62\u8c8c\u8868\u5f81\u3002<\/strong>\u00a9 2023 Elsevier B.V.<\/p>\n

\u00a0(A-H)\u5404\u79cdPt\u57fa\u591a\u91d1\u5c5e\u5408\u91d1\u7eb3\u7c73\u7ebf\u7684STEM\u56fe\u50cf\u6620\u5c04\u4e0e\u5206\u6790\u3002<\/p>\n

\"\"<\/strong><\/p>\n

\u56fe<\/strong>2 3-NWs<\/strong>\u548c<\/strong>10-HEA NWs<\/strong>\u7684\u5f62\u8c8c\u548c\u7ed3\u6784\u8868\u5f81\u3002<\/strong>\u00a9 2023 Elsevier B.V.<\/p>\n

(A – C) 3-PtRhMo NWs\u7684HAADF-STEM (A)\uff0cFFT\u56fe\u50cf(B)\u548c\u5355\u5143\u6a21\u578b(C)\u3002(D – F) 10-HEA NWs\u7684HAADF-STEM\u56fe\u50cf (D)\uff0c FFT\u56fe\u50cf(E)\uff0c\u4ee5\u53ca\u5355\u5143\u6a21\u578b(F)\u3002(G) GPA\u65b9\u6cd5\u8ba1\u7b97\u5f97\u5230\u768410-HEA NWs\u7684AC-HAADF-STEM\u56fe\u50cf\u548c\u5e94\u53d8\u5206\u5e03\u56fe\u3002(I)3-PtRhMo\u548c10-HEA NWs\u7684XAFS\u56fe\u3002<\/p>\n

\"\"<\/strong><\/p>\n

\u56fe<\/strong>3 10-HEA NWs<\/strong>\u7684\u5f62\u6210\u673a\u5236\u3002<\/strong>\u00a9 2023 Elsevier B.V.<\/p>\n

(A – E)\u5728(A)150\u2103\u3001(B)170\u2103\u3001(C)200\u2103\u3001(D)220\u2103\u4e0b\u53cd\u5e9415 min\u540e\u6536\u96c6\u5230\u7684\u4ea7\u7269\u7684TEM\u56fe\u50cf\uff1b(E)\u5728220\u2103\u4e0b\u53cd\u5e9490 min\u540e\u6536\u96c6\u5230\u768410-HEA NWs\u4e2d\u95f4\u4f53\u7684TEM\u56fe\u50cf\uff1b(F)\u7531ICP-OES\u6d4b\u5b9a10-HEA NWs\u4e2d\u95f4\u4f53\u4e2d\u5404\u91d1\u5c5e\u7684\u539f\u5b50\u7ec4\u6210\u6bd4\uff1b(G) 10-HEA NWs\u7684\u5f62\u6210\u793a\u610f\u56fe\u3002<\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>4 Pt<\/strong>\u57fa\u591a\u91d1\u5c5e<\/strong>NWs<\/strong>\u7684\u666e\u9002\u6027\u5408\u6210\u3002<\/strong>\u00a9 2023 Elsevier B.V.<\/p>\n

(A)HEAs\u5177\u6709\u6f5c\u5728\u50ac\u5316\u6d3b\u6027\u7684\u5143\u7d20\u7b5b\u9009\uff1b(B)\u5408\u6210\u768426\u79cd\u591a\u91d1\u5c5ePt\u57faNWs\u4e2d\u5404\u5143\u7d20\u7684\u6bd4\u4f8b\u5206\u5e03\u3002<\/p>\n

\"\"<\/strong><\/p>\n

\u56fe<\/strong>5 5-PtRhMoRuIr HEA NWs<\/strong>\u7684\u7ed3\u6784\u8868\u5f81\u53ca<\/strong>HOR<\/strong>\u6027\u80fd\u3002<\/strong>\u00a9 2023 Elsevier B.V.<\/p>\n

(A\uff0cB)5-HEA NWs\u7684HAADF-STEM\u56fe\u50cf\u4e0eSTEM\u6620\u5c04\uff1b(C)\u5728H2<\/sub>\u9971\u548c\u76840.1 M KOH\u4e0b\u76845-HEA NWs\/C\u30013-PtRuMo NWs\/C\u3001\u5546\u7528PtRu\/C\u3001\u5546\u7528Pt\/C\u7684HOR\u6781\u5316\u66f2\u7ebf\uff1b(D)\u4ea4\u6362\u7535\u6d41\u5bc6\u5ea6\u4e0e\u52a8\u529b\u5b66\u7535\u6d41\u5bc6\u5ea6\u5f52\u4e00\u5316\u56fe\u6bd4\u8f83\uff1b(E)\u5728\u7eafH2<\/sub>\u6216\u542b\u67091000 ppm CO\u7684CO\/H2<\/sub>\u6c1b\u56f4\u4e0b\u7684HOR\u6781\u5316\u66f2\u7ebf\uff1b(F)\u4e0d\u540c\u50ac\u5316\u5242\u57281000ppm CO\/H2<\/sub>\u9971\u548c\u76840.1 m KOH\u4e2d0.1 V\u4e0eRHE\u7684\u8ba1\u65f6\u76f8\u5bf9\u7535\u6d41\u66f2\u7ebf\u3002<\/p>\n

\u4e94\u3001\u6210\u679c\u542f\u793a<\/strong><\/p>\n

\u6587\u7ae0\u5c55\u793a\u4e86\u4e00\u79cd\u901a\u7528\u7684\u4f4e\u6e29\u8fd8\u539f-\u6269\u6563\u53d1\u65b9\u6cd5\uff0c\u7528\u4e8e\u6784\u5efa\u53ef\u4ee5\u591a\u8fbe10\u79cd\u5143\u7d20\u7684Pt\u57fa\u7684HEA NW\u56fa\u6eb6\u4f53\u3002\u7814\u7a76\u53d1\u73b0\u4e86\u901a\u8fc7\u8c03\u63a7\u5404\u79cd\u539f\u5b50\u5728\u9884\u5236\u7684Pt NWs\u4e0a\u7684\u8fd8\u539f\u548c\u6269\u6563\u901f\u7387\u662f\u83b7\u5f97Pt\u57faHEA NWs\u7684\u5173\u952e\u3002\u5176\u4e2d\uff0cCO\u5206\u5b50\u4e0d\u4ec5\u80fd\u5438\u9644\u5728\u7279\u5b9a\u7684\u6676\u9762\u4e0a\u63a7\u5236\u6676\u4f53\u7684\u751f\u957f\u65b9\u5411\uff0c\u8fd8\u80fd\u6291\u5236\u5143\u7d20\u5206\u79bb\u548c\u76f8\u504f\u6790\u3002\u5229\u7528\u8fd9\u79cd\u8fd8\u539f-\u6269\u6563\u7684\u6e7f\u5316\u5b66\u6cd5\uff0c\u5b9e\u9a8c\u6709\u6548\u5408\u6210\u4e8617\u79cdPt\u57faHEA NWs\u3002\u4e0eLEA\u76f8\u6bd4\uff0cPt\u57faHEA NWs\u8868\u73b0\u51fa\u660e\u663e\u7684\u6676\u683c\u7578\u53d8\uff0c\u53ef\u4ee5\u901a\u8fc7\u8c03\u8282\u548c\u8c03\u6574\u5e94\u53d8\u5206\u5e03\u548c\u7535\u5b50\u7ed3\u6784\uff0c\u4ece\u800c\u83b7\u5f97\u4f18\u5f02\u7684HOR\/HER\u50ac\u5316\u6027\u80fd\u3002\u603b\u4e4b\uff0c\u672c\u6587\u6240\u63d0\u51fa\u7684\u4f4e\u6e29\u5236\u5907\u7b56\u7565\uff0c\u4e3a\u5728\u4f4e\u6e29\u4e0b\u5236\u5907\u5177\u6709\u5b9a\u5236\u7ed3\u6784\u7684Pt\u57faHEAs\u63d0\u4f9b\u4e86\u4e00\u79cd\u65b0\u7684\u901a\u7528\u65b9\u6cd5\uff0c\u7528\u4e8e\u80fd\u91cf\u7535\u50ac\u5316\u548c\u5176\u4ed6\u7535\u4f4d\u53cd\u5e94\u3002<\/p>\n

 <\/p>\n

\u539f\u6587\u94fe\u63a5\uff1ahttps:\/\/www.sciencedirect.com\/science\/article\/abs\/pii\/S2590238522005410<\/p>\n

\u672c\u6587\u7531\u96fe\u8d77\u4f9b\u7a3f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u4e00\u3001\u5bfc\u8bfb \u5177\u6709\u5b9a\u5236\u7ed3\u6784\u7684Pt\u57fa\u5408\u91d1\u5728\u7535\u5316\u5b66\u80fd\u91cf\u8f6c\u6362\u548c\u5b58\u50a8\u8bbe\u5907\u65b9\u5411\u5177\u6709\u5e7f\u9614\u7684\u5e94\u7528\u524d\u666f\u3002\u901a\u8fc7\u914d\u4f53\u6548\u5e94\u548c\u5e94\u53d8\u6548\u5e94\u8c03\u6574Pt\u7535\u5b50\u7ed3\u6784\uff0c\u53ef\u4ee5\u8fdb\u4e00\u6b65\u4f18\u5316PtM\u50ac\u5316\u5242(M =\u8fc7…<\/p>\n","protected":false},"author":39250,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-246301","post","type-post","status-publish","format-standard","hentry","category-keji"],"_links":{"self":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/246301"}],"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\/39250"}],"replies":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=246301"}],"version-history":[{"count":1,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/246301\/revisions"}],"predecessor-version":[{"id":246308,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/246301\/revisions\/246308"}],"wp:attachment":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=246301"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=246301"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=246301"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}