{"id":48896,"date":"2023-09-12T08:26:38","date_gmt":"2023-09-12T00:26:38","guid":{"rendered":"https:\/\/www.chemhui.com\/?p=48896"},"modified":"2023-08-28T10:27:05","modified_gmt":"2023-08-28T02:27:05","slug":"%e4%b8%89%e5%8d%95%e4%bd%8d%e8%81%94%e5%90%88angew-%ef%bc%9a%e5%90%ab%e6%b0%a7%e9%98%b4%e7%a6%bb%e5%ad%90%e7%ab%8b%e5%a4%a7%e5%8a%9f%ef%bc%81%e5%8a%a0%e9%80%9f%e5%82%ac%e5%8c%96%e5%89%82%e8%a1%a8","status":"publish","type":"post","link":"http:\/\/www.chemhui.com\/%e4%b8%89%e5%8d%95%e4%bd%8d%e8%81%94%e5%90%88angew-%ef%bc%9a%e5%90%ab%e6%b0%a7%e9%98%b4%e7%a6%bb%e5%ad%90%e7%ab%8b%e5%a4%a7%e5%8a%9f%ef%bc%81%e5%8a%a0%e9%80%9f%e5%82%ac%e5%8c%96%e5%89%82%e8%a1%a8\/","title":{"rendered":"\u4e09\u5355\u4f4d\u8054\u5408Angew.\uff1a\u542b\u6c27\u9634\u79bb\u5b50\u7acb\u5927\u529f\uff01\u52a0\u901f\u50ac\u5316\u5242\u8868\u9762\u91cd\u6784\u4ee5\u4fc3\u8fdb\u6790\u6c27\uff01"},"content":{"rendered":"
\u98ce\u80fd\u6216\u592a\u9633\u80fd\u7b49\u95f4\u6b47\u6027\u80fd\u6e90\u7684\u7535\u5316\u5b66\u8f6c\u6362\u548c\u50a8\u5b58\u88ab\u5e7f\u6cdb\u8ba4\u4e3a\u662f\u4e00\u79cd\u9ad8\u6548\u548c\u6e05\u6d01\u7684\u7b56\u7565\uff0c\u987a\u5e94\u4e86\u78b3\u4e2d\u548c\u7684\u4e16\u754c\u8d8b\u52bf\u3002\u8fd1\u5e74\u6765\uff0c\u57fa\u4e8e\u6676\u683c\u6c27\u6c27\u5316\u673a\u5236(LOM)\u7684\u9499\u949b\u77ff(ABO3<\/sub>)\u6750\u6599\u56e0\u5176\u826f\u597d\u7684\u7406\u5316\u6027\u8d28\u548c\u8f83\u4f18\u5f02\u7684\u6790\u6c27\u53cd\u5e94(OER)\u6027\u80fd\uff0c\u88ab\u5e7f\u6cdb\u8ba4\u4e3a\u662f\u78b1\u6027\u4ecb\u8d28\u4e2d\u6781\u5177\u524d\u666f\u7684OER\u7535\u50ac\u5316\u5242\u3002<\/section>\n

 <\/p>\n

\u9499\u949b\u77ff\u7535\u50ac\u5316\u5242\u7684\u8bbe\u8ba1\u65b9\u6cd5\u6709\u63ba\u6742\u5de5\u7a0b\u3001\u754c\u9762\u8bbe\u8ba1\u548c\u7f3a\u9677\u5de5\u7a0b\u3002\u8fd9\u4e9b\u9ad8\u6d3b\u6027\u7684\u9499\u949b\u77ff\u6750\u6599\u4f1a\u7ecf\u8fc7\u4e00\u4e2a\u8868\u9762\u91cd\u6784\u7684\u8fc7\u7a0b\uff0c\u5f62\u6210\u4e00\u4e2a\u975e\u6676\u6c27\u5316\u7269\u5c42\uff0c\u8fd9\u662f\u771f\u6b63\u7684\u50ac\u5316\u7269\u8d28\u3002\u56e0\u6b64\uff0c\u6df1\u5165\u4e86\u89e3\u8868\u9762\u91cd\u6784\u5bf9\u4e8e\u8bbe\u8ba1\u9ad8\u6027\u80fd\u7684LOM\u57fa\u9499\u949b\u77ff\u7535\u50ac\u5316\u5242\u81f3\u5173\u91cd\u8981\u3002\u8fd1\u5e74\u6765\uff0c\u8bb8\u591a\u5b66\u8005\u81f4\u529b\u4e8e\u63ed\u793aLOM\u57fa\u9499\u949b\u77ff\u7535\u50ac\u5316\u5242\u8868\u9762\u91cd\u6784\u7684\u5185\u5728\u6210\u56e0\u548c\u673a\u7406\u3002\u5176\u4e2d\uff0c\u6c27\u7a7a\u4f4d\u5f62\u6210\u80fd\u88ab\u8ba4\u4e3a\u662f\u51b3\u5b9a\u8868\u9762\u4ece\u91cd\u6784\u8fc7\u7a0b\u7684\u4e3b\u8981\u56e0\u7d20\u3002\u56e0\u6b64\uff0c\u4ee5\u5f80\u7684\u7814\u7a76\u5927\u591a\u96c6\u4e2d\u5728\u901a\u8fc7\u6210\u5206\u4f18\u5316\u6765\u8c03\u8282\u6c27\u7a7a\u4f4d\u5f62\u6210\u80fd\uff0c\u4ee5\u52a0\u901f\u8868\u9762\u91cd\u6784\u8fc7\u7a0b\u3002<\/section>\n
\u5728\u6b64\u80cc\u666f\u4e0b\uff0c\u65b0\u52a0\u5761\u79d1\u6280\u7814\u7a76\u5c40\u5316\u5b66\u3001\u80fd\u6e90\u548c\u73af\u5883\u53ef\u6301\u7eed\u6027\u7814\u7a76\u6240<\/strong>\u5e2d\u8bc6\u535a\u3001<\/strong>\u65b0\u52a0\u5761\u56fd\u7acb\u5927\u5b66\u859b\u519b\u6c11\u3001\u738b\u6653\u9e4f\u4ee5\u53ca\u56db\u5ddd\u5927\u5b66\u5434\u5bb6\u521a(\u5171\u540c\u901a\u8baf)\u7b49\u4eba<\/strong>\u53d1\u73b0\uff0c\u5728\u7535\u89e3\u8d28\u4e2d\u52a0\u5165\u542b\u6c27\u9634\u79bb\u5b50(SO4<\/sub>2-<\/sup>\u3001CO3<\/sub>2-<\/sup>\u3001NO3<\/sub>–<\/sup>)\u53ef\u4ee5\u6709\u6548\u8c03\u8282\u56fa\u6db2\u754c\u9762\uff0c\u663e\u8457\u52a0\u5feb\u8868\u9762\u91cd\u6784\u8fc7\u7a0b\uff0c\u4ee5\u589e\u5f3a\u50ac\u5316\u5242\u7684OER\u6d3b\u6027\u3002<\/section>\n
\"1\"<\/section>\n
\u672c\u6587\u901a\u8fc7\u4e00\u7cfb\u5217\u7535\u5316\u5b66\u6d4b\u8bd5\uff0c\u5206\u6790\u4e86LaNiO3-\u03b4<\/sub>\u57281 M KOH\u7535\u89e3\u6db2\u4e2d\u6d78\u6ce1\u540e\u7535\u5316\u5b66\u6027\u80fd\u7684\u53d8\u5316\u3002\u5728\u6d4b\u8bd5\u8fc7\u7a0b\u4e2d\uff0c\u4e3a\u4e86\u907f\u514dFe\u6742\u8d28\u7684\u5f71\u54cd\uff0c\u672c\u6587\u91c7\u7528\u4e86\u53bb\u94c1\u7535\u89e3\u6db2\u3002\u672c\u6587\u5229\u7528\u4e09\u7535\u6781\u4f53\u7cfb\uff0c\u57281.2~ 1.7 VRHE<\/sub>\u8303\u56f4\u5185\u5f97\u5230\u4e86\u50ac\u5316\u5242LaNiO3-\u03b4<\/sub>\u5728KOH\u4e2d\u6d78\u6ce1\u4e0d\u540c\u65f6\u95f4(0~24 h)\u540e\u7684\u6781\u5316\u66f2\u7ebf\u3002\u6d4b\u8bd5\u7ed3\u679c\u8868\u660e\uff0c\u968f\u7740\u6d78\u6ce1\u65f6\u95f4\u7684\u589e\u52a0\uff0c\u65bd\u52a0\u7684\u7535\u4f4d(\u572810 mA cm-2<\/sup>\u7535\u6d41\u5bc6\u5ea6\u4e0b)\u663e\u8457\u964d\u4f4e\u3002\u66f4\u5177\u4f53\u5730\u8bf4\uff0c\u5728KOH\u7535\u89e3\u8d28\u4e2d\u6d78\u6ce124 h\u540e\uff0c\u50ac\u5316\u5242\u7684\u8fc7\u7535\u4f4d\u4ece416 mV\u4e0b\u964d\u5230346 mV\uff0c\u6bd4\u521d\u59cb\u65f6\u964d\u4f4e\u4e8670 mV\u3002\u540c\u65f6\uff0c\u5728KOH\u7535\u89e3\u8d28\u4e2d\u6d78\u6ce1LaNiO3-\u03b4<\/sub>\u540e\uff0c\u968f\u7740\u6d78\u6ce1\u65f6\u95f4\u7684\u589e\u52a0\uff0c\u53cd\u5411\u6781\u5316\u7684\u8fd8\u539f\u5cf0\u53d8\u5f97\u66f4\u52a0\u660e\u663e(1.3-1.4 VRHE<\/sub>)\u3002\u5728\u8fd9\u91cc\uff0c\u8fd8\u539f\u5cf0\u5f52\u56e0\u4e8e\u6781\u5316\u66f2\u7ebf\u8d1f\u626b\u63cf\u8fc7\u7a0b\u4e2d\u91cd\u6784\u7269\u8d28\u4eceNi3+<\/sup>\u8fd8\u539f\u4e3aNi2+<\/sup>\u3002\u6b64\u5916\uff0c\u8fd8\u539f\u5cf0\u9762\u79ef\u968f\u6d78\u6ce1\u65f6\u95f4\u7684\u589e\u52a0\u800c\u589e\u52a0\uff0c\u8fd9\u8868\u660eLaNiO3-\u03b4<\/sub>\u5728\u6d78\u6ce1\u8fc7\u7a0b\u4e2d\u4ea7\u751f\u4e86\u66f4\u591a\u7684\u7535\u5316\u5b66\u6d3b\u6027\u4f4d\u70b9\u3002<\/section>\n
\u63a5\u4e0b\u6765\uff0c\u672c\u6587\u7ee7\u7eed\u8fdb\u884c\u4e86\u7535\u5316\u5b66\u6d4b\u8bd5\u4ee5\u7814\u7a76\u542b\u6c27\u9634\u79bb\u5b50\u5f15\u5165\u52301 M KOH\u7535\u89e3\u8d28\u540e\u5bf9\u50ac\u5316\u5242OER\u6027\u80fd\u7684\u5f71\u54cd\u3002\u672c\u6587\u4f9d\u65e7\u5229\u7528\u4e09\u7535\u6781\u4f53\u7cfb\uff0c\u57281.2~1.7 VRHE<\/sub>\u8303\u56f4\u5185\u5f97\u5230\u4e86\u50ac\u5316\u5242\u7684\u6781\u5316\u66f2\u7ebf\u3002\u6d4b\u8bd5\u540e\u53d1\u73b0\uff0c\u6d78\u6ce1\u5728\u52a0\u51650.1 M SO4<\/sub>2-<\/sup>\u7684\u7535\u89e3\u6db2\u4e2d\u7684\u50ac\u5316\u5242\uff0c\u8fc7\u7535\u4f4d\u6700\u4f4e\uff0c\u4ec5\u4e3a309 mV(\u52a0\u51650.1 M CO3<\/sub>2-<\/sup>\u4e3a321 mV\uff0c\u52a0\u51650.1 M NO3<\/sub>–<\/sup>\u4e3a328 mV)\u3002\u6b64\u5916\uff0c\u57280.1 M SO4<\/sub>2-<\/sup>\u4e2d\uff0c\u50ac\u5316\u5242\u57281.6 VRHE<\/sub>\u65f6\u7684\u7535\u6d41\u5bc6\u5ea6\u4ece4.9 mA cm-2<\/sup>\u663e\u8457\u589e\u52a0\u523044.9 mA cm-2<\/sup>\uff0c\u8fc7\u7535\u4f4d(\u572810 mA cm-2<\/sup>\u7535\u6d41\u5bc6\u5ea6\u4e0b)\u964d\u4f4e\uff0c\u8fd9\u8868\u660e\u5728\u7535\u89e3\u8d28\u4e2d\u52a0\u5165\u542b\u6c27\u9634\u79bb\u5b50\u663e\u8457\u6539\u5584\u4e86\u50ac\u5316\u5242\u7684OER\u6d3b\u6027\uff0c\u5b9e\u9a8c\u7ed3\u679c\u4e5f\u8bc1\u5b9e\u4e86SO4<\/sub>2-<\/sup>\u7684\u8868\u9762\u91cd\u6784\u901f\u5ea6\u66f4\u5feb\u3002<\/section>\n
\"2\"<\/section>\n
\u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u5728KOH\u73af\u5883\u4e2d\uff0cLaNiO3-\u03b4<\/sub>\u8868\u9762\u88ab\u5927\u91cf\u5185\u4ea5\u59c6\u970d\u5179\u5e73\u9762(IHP)\u548c\u5916\u4ea5\u59c6\u970d\u5179\u5e73\u9762(OHP)\u5c42\u4e0a\u7684OH–<\/sup>\u79bb\u5b50\u548cH2<\/sub>O\u5206\u5b50\u5305\u56f4\u3002\u5728\u8868\u9762\u91cd\u6784\u8fc7\u7a0b\u4e2d\uff0c\u5468\u56f4OH–<\/sup>\u79bb\u5b50\u4e0eOH–<\/sup>\u79bb\u5b50\u91ca\u653e\u4e4b\u95f4\u5b58\u5728\u52a8\u6001\u5e73\u8861\u3002\u57281 M KOH\u4e2d\uff0c\u5468\u56f4\u7684OH–<\/sup>\u79bb\u5b50\u4f1a\u963b\u788dOH–<\/sup>\u79bb\u5b50\u7684\u91ca\u653e\u3002\u5f53\u5728\u7535\u89e3\u8d28\u4e2d\u52a0\u5165\u9634\u79bb\u5b50(SO4<\/sub>2-<\/sup>\u3001CO3<\/sub>2-<\/sup>\u3001NO3<\/sub>–<\/sup>\u7b49)\u65f6\uff0c\u8fd9\u4e9b\u9634\u79bb\u5b50\u66f4\u5bb9\u6613\u53d1\u751f\u7279\u5f02\u6027\u5438\u9644\uff0c\u66f4\u5bb9\u6613\u5728IHP\u5c42\u5438\u9644\u3002\u7535\u6781\u754c\u9762\u53d1\u751f\u7684\u7279\u5f02\u6027\u5438\u9644\u4f1a\u6781\u5927\u5730\u5f71\u54cdOH–<\/sup>\u5728IHP\u5c42\u5185\u7684\u5206\u5e03\uff0c\u5c06\u4f1a\u5265\u79bb\u5468\u56f4\u7684OH–<\/sup>\u79bb\u5b50\u3002\u8fd9\u6253\u7834\u4e86\u5468\u56f4OH–<\/sup>\u79bb\u5b50\u4e0eOH–<\/sup>\u79bb\u5b50\u91ca\u653e\u4e4b\u95f4\u7684\u52a8\u6001\u5e73\u8861\uff0c\u4f1a\u91ca\u653e\u66f4\u591a\u7684OH–<\/sup>\u79bb\u5b50\u3002<\/section>\n
\u56e0\u6b64\uff0c\u542b\u6c27\u9634\u79bb\u5b50\u7684\u52a0\u5165\u53ef\u4ee5\u964d\u4f4eIHP\u5c42\u4e2dOH–<\/sup>\u79bb\u5b50\u7684\u6d53\u5ea6\uff0c\u4fc3\u8fdb\u8868\u9762\u91cd\u6784\u8fc7\u7a0b\u3002\u672c\u6587\u7684Zeta\u7535\u52bf\u7ed3\u679c\u4e5f\u8bc1\u660e\u4e86\u8fd9\u4e00\u70b9\u3002\u603b\u4e4b\uff0c\u672c\u6587\u7684\u7814\u7a76\u7ed3\u679c\u52a0\u6df1\u4e86\u5bf9\u50ac\u5316\u5242\u8868\u9762\u91cd\u6784\u8fc7\u7a0b\u7684\u8ba4\u8bc6\u3002<\/section>\n
\"9\"<\/section>\n
Accelerated Surface Reconstruction through Regulating the Solid-Liquid Interface by Oxyanions in Perovskite Electrocatalysts for Enhanced Oxygen Evolution,\u00a0Angewandte Chemie International Edition<\/em><\/strong>,\u00a02023<\/strong>, DOI: 10.1002\/anie.202309107.<\/section>\n
https:\/\/doi.org\/10.1002\/anie.202309107.<\/section>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

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