{"id":242143,"date":"2022-09-13T07:44:11","date_gmt":"2022-09-12T23:44:11","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=242143"},"modified":"2022-09-12T22:48:55","modified_gmt":"2022-09-12T14:48:55","slug":"%e3%80%90%e5%b7%b2%e5%ae%a1%e9%98%85%e3%80%91%e6%b8%af%e7%a7%91%e5%a4%a7nat-catal-%ef%bc%9a%e9%ab%98%e6%80%a7%e8%83%bdpcfcs%e9%98%b4%e6%9e%81%e7%9a%84%e5%90%88%e7%90%86%e8%ae%be%e8%ae%a1","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=242143","title":{"rendered":"\u6e2f\u79d1\u5927Nat. Catal.\uff1a\u9ad8\u6027\u80fdPCFCs\u9634\u6781\u7684\u5408\u7406\u8bbe\u8ba1"},"content":{"rendered":"

\u4e00\u3001\u3010\u5bfc\u8bfb\u3011<\/strong><\/p>\n

\u56fa\u4f53\u6c27\u5316\u7269\u71c3\u6599\u7535\u6c60\uff08SOFCs\uff09\u7531\u4e8e\u8d85\u4f4e\u7684\u6c61\u67d3\u7269\u6392\u653e\u548c\u9ad8\u7684\u70ed\u529b\u5b66\u6548\u7387\u800c\u6210\u4e3a\u6781\u5177\u524d\u666f\u7684\u53d1\u7535\u8bbe\u5907\u3002\u7136\u800c\uff0c\u7531\u4e8eSOFC\u7535\u89e3\u8d28\u4e2d\u7684\u6c27\u79bb\u5b50\uff08O2<\/sub>–<\/sup>\uff09\u8fc1\u79fb\u4e0d\u8db3\uff0c\u9700\u8981\u6781\u9ad8\u7684\u5de5\u4f5c\u6e29\u5ea6\uff08\u901a\u5e38\u4e3a800 -1000\u2009\u2103\uff09\uff0c\u6781\u5927\u7684\u963b\u788d\u4e86SOFC\u7684\u5546\u4e1a\u5316\u53d1\u5c55\u3002\u8d28\u5b50\uff08H+<\/sup>\uff09\u7684\u8fc1\u79fb\u901f\u5ea6\u901a\u5e38\u6bd4O2<\/sub>–<\/sup>\u8fc1\u79fb\u7684\u901f\u5ea6\u5feb\u5f97\u591a\u3002\u56e0\u6b64\uff0c\u7531\u8d28\u5b50\u5bfc\u7535\u7535\u89e3\u8d28\u7ec4\u6210\u7684\u8d28\u5b50\u9676\u74f7\u71c3\u6599\u7535\u6c60\uff08PCFCs\uff09\u53ef\u4ee5\u5728\u660e\u663e\u4f4e\u4e8eSOFCs\u7684\u6e29\u5ea6\u4e0b\u8fd0\u884c\u3002\u6b64\u5916\uff0cPCFCs\u9634\u6781\u7684\u6c34\u4ea7\u751f\u907f\u514d\u4e86\u5178\u578b\u7684SOFCs\u7684\u71c3\u6599\u7a00\u91ca\uff0c\u4ece\u800c\u63d0\u9ad8\u4e86\u6548\u7387\u548c\u71c3\u6599\u5229\u7528\u7387\u3002\u7136\u800cPCFCs\u5546\u4e1a\u5316\u7684\u6700\u5927\u969c\u788d\u662f\u7f3a\u4e4f\u9ad8\u6027\u80fd\u3001\u4f4e\u6210\u672c\u7684\u9634\u6781\u6750\u6599\u3002\u76ee\u524d\uff0c\u6700\u6709\u524d\u9014\u7684\u9634\u6781\u6750\u6599\u662f\u94b4\u57fa\u9499\u949b\u77ff\u3002\u4f46\u5176\u4e0d\u7a33\u5b9a\u7684\u7269\u76f8\u3001\u4e0e\u5176\u5b83\u8d28\u5b50\u9676\u74f7\u71c3\u6599\u7535\u6c60PCFCs\u7ec4\u5206\u8f83\u4f4e\u7684\u70ed\u529b\u5b66\u76f8\u5bb9\u6027\u3001\u9ad8\u6210\u672c\u548c\u4f4e\u6027\u80fd\uff0c\u9650\u5236\u4e86\u8fd9\u4e9b\u6750\u6599\u7684\u5546\u4e1a\u5316\u7684\u53ef\u884c\u6027\u3002<\/p>\n

\u4e8c\u3001\u3010\u6210\u679c\u63a0\u5f71\u3011<\/strong><\/p>\n

\u8fd1\u65e5\uff0c\u9999\u6e2f\u79d1\u6280\u5927\u5b66<\/strong>Francesco Ciucci<\/strong>\u6559\u6388\u56e2\u961f<\/strong>\u7ed3\u5408\u4e86\u4ece\u5934\u8ba1\u7b97\u548c\u5206\u5b50\u8f68\u9053\u6a21\u62df\u8ba1\u7b97\uff0c\u4ee5\u53caA\u4f4d\u548cB\u4f4d\u7684\u5171\u53d6\u4ee3\uff0c\u5f00\u53d1\u4e86\u4f18\u5f02\u6027\u80fd\u7684\u65e0\u94b4\u9499\u949b\u77ff\u3002\u7814\u7a76\u8868\u660e\uff0cBaFeO3\u2212\u03b4<\/em><\/sub>\u4e2d\uff0cA-\u548cB-\u4f4d\u53d6\u4ee3\u540e\uff0c\u4fc3\u8fdb\u4e86\u6c27\u7a7a\u4f4d\u548c\u6c22\u6c27\u6839\u79bb\u5b50\u7684\u5f62\u6210\uff0c\u540c\u65f6\u4fdd\u6301\u4e86\u7ed3\u6784\u7684\u7a33\u5b9a\u6027\u3002\u6700\u4f73\u8ba1\u7b97\uff0c\u786e\u5b9a\u4e86\u6750\u6599\u5728500\u00b0C\u65f6\uff0c\u8868\u73b0\u51fa\u4f18\u5f02\u7684\u6c27\u8fd8\u539f\u53cd\u5e94\u7535\u5316\u5b66\u6d3b\u6027\uff0c\u5cf0\u503c\u529f\u7387\u5bc6\u5ea6\u4e3a0.67 W cm-2<\/sup>\u3002\u8fd9\u79cd\u5408\u7406\u7684\u65b9\u6cd5\uff0c\u4e3a\u8bbe\u8ba1\u9ad8\u6d3b\u6027\u3001\u4f4e\u6210\u672c\u548c\u65e0\u94b4\u7684\u9499\u949b\u77ff\uff0c\u63d0\u4f9b\u4e86\u4e00\u79cd\u7b56\u7565\uff0c\u6807\u5fd7\u7740\u5b9e\u73b0\u5546\u4e1a\u53ef\u884c\u7684\u8d28\u5b50\u9676\u74f7\u71c3\u6599\u7535\u6c60PCFCs\u8fc8\u51fa\u4e86\u91cd\u8981\u7684\u4e00\u6b65\u3002\u76f8\u5173\u7814\u7a76\u6210\u679c\u4ee5\u9898\u4e3a\u201cRational design of perovskite ferrites as high-performance proton-conducting fuel cell cathodes<\/strong>\u201d\u53d1\u8868\u5728\u77e5\u540d\u671f\u520aNature Catalysis<\/em><\/strong>\u4e0a\u3002<\/p>\n

\"\"<\/p>\n

\u4e09\u3001\u3010\u6838\u5fc3\u521b\u65b0\u70b9\u3011<\/p>\n

\u901a\u8fc7\u4ece\u5934\u7b97\u6a21\u62df\u548c\u5206\u5b50\u8f68\u9053\u7406\u8bba\uff0c\u8bbe\u8ba1\u4e86\u4e00\u4e2a\u94a1\u4f4d\u7f3a\u4e4f\u548c\u9506\u7a33\u5b9a\u7684D-BFZ\u9634\u6781\u3002\u6240\u5f97\u5230\u7684\u57fa\u4e8eD-BFZ\u7684PCFCs\u5728500\u3001600\u548c700\u2103\u65f6\u4e3a0.67\u30011.28\u548c2.04W cm-2<\/sup>\uff0c\u5e76\u4e14\u5728\u73af\u5883\u7a7a\u6c14\u751a\u81f3\u9ad8\u84b8\u6c7d\u6d53\u5ea6\u5927\u6c14\u4e2d\u4fdd\u6301\u4e86\u8d85\u8fc7200\u5c0f\u65f6\u7684\u826f\u597d\u7684\u8fd0\u884c\u7a33\u5b9a\u6027\u3002<\/p>\n

\u56db\u3001\u3010\u8bba\u6587\u63a0\u5f71\u3011<\/p>\n

\u56fe\u4e00\u3001\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba\u8ba1\u7b97<\/strong> \u00a9 2022 Springer Nature<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a-c\uff09\u5206\u522b\u8fdb\u884cDFT\u8ba1\u7b97\u5f97\u5230\u7684E<\/em>form<\/sub>\u3001E<\/em>vac<\/sub>\u548cE<\/em>hydr<\/sub>\u3002<\/p>\n

\uff08d\uff09BFO\u3001K-BFO\u3001Na-BFO\u3001Li-BFO\u548cD-BFO\u7684Ba-H\u8ddd\u79bb\u3001A-H\u8ddd\u79bb\u548cA\u4f4d\u70b9\u7f3a\u9677Bader\u7535\u8377\u7684\u8ba1\u7b97\u3002<\/p>\n

\u56fe\u4e8c\u3001<\/strong>BFO<\/strong>\u53ca\u884d\u751f\u6750\u6599\u7b49\u503c\u7ebf\u56fe<\/strong> \u00a9 2022 Springer Nature<\/strong><\/p>\n

\"\"<\/p>\n

\u5bf9BFO\u53ca\u5176\u884d\u751f\u6750\u6599\u7684E<\/em>vac<\/sub>\u548cE<\/em>hydr<\/sub>\u7684\u8ba1\u7b97E<\/em>form<\/sub>\u56fe\u3002<\/p>\n

\u56fe\u4e09\u3001\u91d1\u5c5e<\/strong>–<\/strong>\u6c27\u952e\u5206\u5b50\u8f68\u9053\u76f8\u4e92\u4f5c\u7528\u548c<\/strong>PDOS<\/strong>\u5206\u6790<\/strong> \u00a9 2022 Springer Nature<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a-b\uff09Fe-O\u952e\u7684\u81ea\u65cb\u5411\u4e0a\u7535\u5b50\u548c\u76f8\u5e94\u7684PDOS\u3002<\/p>\n

\uff08c-d\uff09Fe-O\u952e\u7684\u81ea\u65cb\u5411\u4e0b\u7535\u5b50\u548c\u76f8\u5e94\u7684PDOS\u3002<\/p>\n

\uff08e-f\uff09Zr-O\u952e\u7684\u81ea\u65cb\u4e0a\u3001\u81ea\u65cb\u4e0b\u7535\u5b50\u548c\u76f8\u5e94\u7684PDOS\u3002<\/p>\n

\uff08g-h\uff09Y-O\u952e\u7684\u81ea\u65cb\u4e0a\u3001\u81ea\u65cb\u4e0b\u7535\u5b50\u548c\u76f8\u5e94\u7684PDOS\u3002<\/p>\n

\u56db\u3001\"\"<\/strong>\u548c\"\"<\/strong>\u4e24\u79cd\u5316\u5b66\u73af\u5883\u793a\u610f\u56fe\u3002<\/strong> \u00a9 2022 Springer Nature<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a,c\uff09\u7528\u9506\u3001\u9487\u3001\u9521\u548c\u950c\u53d6\u4ee3BFO\u7684Fe-O-Fe\u94fe\u6216M-O-Fe\u94fe\u4e2d\u7684\"\"\u548c\"\"\u3002<\/p>\n

\uff08b,d\uff09\u8fc7\u6e21\u91d1\u5c5e\u4e0eO\u548cOH\u7684\u8f68\u9053\u76f8\u4e92\u4f5c\u7528\u793a\u610f\u56fe\u3002<\/p>\n

\u4e94\u3001<\/strong>D-BFZ<\/strong>\u4e0a<\/strong>ORR<\/strong>\u7684<\/strong>DFT<\/strong>\u8ba1\u7b97<\/strong> \u00a9 2022 Springer Nature<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09\u5728\u90bb\u8fd1\"\"\u548c\u6c22\u6c27\u6839\u79bb\u5b50\u7684D-BFZ\u8868\u9762\u8ba1\u7b97\u7684\u6807\u51c6ORR\u81ea\u7531\u80fd\u3002<\/p>\n

\uff08b\uff09D-BFZ\u548cD-BFZ\u4e2d\u7684OO*\u3001OOH*\u4e2d\u95f4\u4f53\u4e0e\u90bb\u8fd1\u7684\"\"\u548c\u6c22\u6c27\u6839\u79bb\u5b50\u7684\u8d39\u7c73\u80fd\u548c\u5438\u9644\u81ea\u7531\u80fd\u3002<\/p>\n

\u56fe\u516d\u3001\u7ed3\u6784\u8868\u5f81<\/strong> \u00a9 2022 Springer Nature<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09BFZ\u7cfb\u5217\u7c89\u672b\u6837\u54c1\u7684XRD\u56fe\u50cf\u3002<\/p>\n

\uff08b\uff09D-BFZ\u6837\u54c1\u7684Fe 2p<\/em>\u7684XPS\u5149\u8c31\u3002<\/p>\n

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\uff08d\uff09D-BFZ\u3001BFZ\u548c\u76f8\u5e94\u7684\u6c34\u4e2d\u6d78\u6ce1\u6837\u54c1\u7684Fe K\u8fb9XANES\u5149\u8c31\u3002<\/p>\n

\uff08e\uff09D-BFZ\u3001D-BFZ@water\u3001BFZ\u3001BFZ@water\u548c\u53c2\u8003\u94c1\u7b94\u6837\u54c1\u7684k<\/em>3<\/sup>-\u52a0\u6743\u03c7(k)\u4fe1\u53f7\u7684\u5085\u91cc\u53f6\u53d8\u6362\u3002<\/p>\n

\uff08f-i\uff09\u5bf9D-BFZ\u3001D-BFZ@water\u3001BFZ\u548cBFZ@water\u6837\u672c\u7684k<\/em>3<\/sup>-\u52a0\u6743EXAFS\u4fe1\u53f7\u7684\u5c0f\u6ce2\u53d8\u6362\u3002<\/p>\n

\u56fe\u4e03\u3001<\/strong>D-BFZ<\/strong>\u7684\u6c22\u6e17\u900f\u6d4b\u8bd5\u3001<\/strong>SEM<\/strong>\u8868\u5f81\u548c\u71c3\u6599\u7535\u6c60\u6d4b\u8bd5<\/strong> \u00a9 2022 Springer Nature<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09\u4e0e\u6587\u732e\u62a5\u9053\u7684\u6750\u6599H2<\/sub>\u901a\u91cf\u76f8\u6bd4\uff0cN2<\/sub>\uff08\u4f9b\u7ed9\u4fa7\uff09\/Ar\uff08\u6e17\u900f\u4fa7\uff0910% H2<\/sub>\u5206\u538b\u68af\u5ea6\u4e0b\u7684D-BFZ\u819c\u7684\u6e29\u5ea6\u4f9d\u8d56\u6027\u7684H2<\/sub>\u6e17\u900f\u901a\u91cf\u3002<\/p>\n

\uff08b\uff09ASRs\u7684Arrhenius\u56fe\u3002<\/p>\n

\uff08c\uff09I-V\u548c\u7535\u6d41\u529f\u7387\uff08I-P\uff09\u66f2\u7ebf\u3002<\/p>\n

\uff08d\uff09\u6a2a\u622a\u9762SEM\u56fe\u50cf\u3002<\/p>\n

\uff08e\uff09\u57281.2 A cm2<\/sup>\u548c\u5f00\u8def\u7535\u538b\u4e0b\uff0cNi-BZCYYb|BZCYYb|D-BFZ\u7535\u6c60\u7684\u957f\u671f\u7a33\u5b9a\u6027\u3002<\/p>\n

\u4e94\u3001\u3010\u524d\u666f\u5c55\u671b\u3011<\/strong><\/p>\n

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\u6587\u732e\u94fe\u63a5\uff1aRational design of perovskite ferrites as high-performance proton-conducting fuel cell cathodes<\/a> (Nature Catalysis <\/em>2022<\/strong>, DOI: 10.1038\/s41929-022-00829-9)<\/p>\n","protected":false},"excerpt":{"rendered":"

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