{"id":177816,"date":"2019-06-14T06:30:08","date_gmt":"2019-06-13T22:30:08","guid":{"rendered":"\/\/m.iemloyee.com\/?p=177816"},"modified":"2019-06-13T14:04:25","modified_gmt":"2019-06-13T06:04:25","slug":"%e5%8d%8e%e5%8d%97%e7%90%86%e5%b7%a5%e5%a4%a7%e5%ad%a6%e9%99%88%e7%87%95%e6%95%99%e6%8e%88%e7%ad%89advanced-functional-materials%ef%bc%9a%e9%80%9a%e8%bf%87%e6%b0%a7%e7%bc%ba%e9%99%b7%e8%b0%83%e6%8e%a7","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=177816","title":{"rendered":"\u534e\u5357\u7406\u5de5\u5927\u5b66\u9648\u71d5\u6559\u6388\u7b49Advanced Functional Materials\uff1a\u901a\u8fc7\u6c27\u7f3a\u9677\u8c03\u63a7\u53cc\u9499\u949b\u77ff\u6c27\u5316\u7269\u63d0\u9ad8\u5176\u6c27\u6790\u51fa\u6d3b\u6027"},"content":{"rendered":"

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4.\u6c27\u7a7a\u7a74\u5bf9PBSCF\u7684OER\u6027\u80fd\u7684\u4e0d\u5229\u5f71\u54cd\uff1a\u542b\u6709\u6c27\u7a7a\u7a74\u7684PBSCF\u589e\u52a0\u4e86\u6750\u6599\u7684\u80fd\u91cf\u5e26\u9699\uff0c\u7531\u539f\u59cb\u7684 0.75 \u00b1 0.08 eV\u63d0\u9ad8\u81f3 0.94 \u00b1 0.10 eV (\u542b\u6709\u6c27\u7f3a\u9677)\u3002\u7531DOS\u7ed3\u679c\u8bc1\u5b9e\u542b\u6709\u6c27\u7a7a\u7a74\u7684PBSCF\u7684O 2p<\/i><\/em>\u4e2d\u5fc3\u7684\u4e0b\u964d\uff0c\u4ee5\u4e0a\u7ed3\u679c\u5bf9OER\u7684\u6027\u80fd\u7684\u63d0\u9ad8\u662f\u4e0d\u5229\u7684\u3002<\/p>\n

\"\"<\/p>\n

a\uff09STM\u56fe\u50cf\uff08V tip = 2.5 V\uff0cI tunel = 80pA\uff09\uff1b<\/p>\n

b\uff09\u672a\u5904\u7406\u8584\u819c\uff08\u65e0\u6c27\u7a7a\u4f4d\uff09\u548c400 \u00b0C\u572810-6<\/sup>\u00a0mbar \u6c22\u6c14\u73af\u5883\u4e2d\u70ed\u9000\u706b2\u5c0f\u65f6\uff08\u542b\u6709\u6c27\u7a7a\u4f4d\uff09\u7684STS\u8c31\u56fe;<\/p>\n

c\uff09\u5177\u6709\u548c\u4e0d\u5177\u6709\u6c27\u7f3a\u9677\u7684PBSCF\u7684O 2p<\/i><\/em>\uff0cFe 3d<\/i><\/em>\u548cCo 3d<\/i><\/em>\u7684DOS\u3002<\/p>\n

5.\u6c22\u6c14\u70ed\u5904\u7406\u53ca\u7535\u5316\u5b66\u8fd8\u539f\u5bf9PBSCF\u7c89\u672b\u7684\u5f71\u54cd\uff1a\u6c22\u6c14\u70ed\u5904\u7406\u53ca\u7535\u5316\u5b66\u8fd8\u539f\u540e\u7684PBSCF\u7c89\u672b\u7684\u5f62\u8c8c\u53d8\u5316\u4e0d\u5927\uff0c\u542b\u6709\u6c27\u7a7a\u7a74\u7684PBSCF\u7684OER\u6027\u80fd\u63d0\u9ad8\uff0c\u4e14\u957f\u671f\u7684OER\u7a33\u5b9a\u597d\u3002<\/p>\n

\"\"<\/p>\n

\u539f\u59cb\uff0c\u4ee5\u53ca\u7ecf\u8fc7\u6c22\u6c14\u70ed\u5904\u7406\u548c\u7535\u5316\u5b66\u8fd8\u539f\u540ePBSCF\u7c89\u672b\u7684a\uff0cd\uff09LSV\u66f2\u7ebf\uff1b<\/p>\n

b\uff0ce\uff09EIS\u66f2\u7ebf\uff08\u6d4b\u8bd5\u7535\u4f4d\u4e3aV = 1.67 V\uff08\u76f8\u5bf9\u4e8eRHE\uff09\uff09\uff1b<\/p>\n

c\uff0cf\uff09XRD\u8c31\u56fe\uff1b<\/p>\n

g\uff09\u539f\u59cbPBSCF\uff0cP-H-6h\uff0cP-V-20\u548cIrO2<\/sub>\u50ac\u5316\u5242\u5728\u7535\u6d41\u4e3a10 mA cm-2<\/sup>\u7684\u8ba1\u65f6\u7535\u4f4d\u66f2\u7ebf\uff1b<\/p>\n

h\uff09\u539f\u59cbPBSCF\u548cP-H-6h\u7684SEM\u56fe\u50cf\u3002<\/p>\n

6.\u6c22\u6c14\u70ed\u5904\u7406\u53ca\u7535\u5316\u5b66\u8fd8\u539f\u5bf9PBSCF\u7eb3\u7c73\u7ba1\u7684\u5f71\u54cd\uff1a\u6c22\u6c14\u70ed\u5904\u7406\u7684PBSCF\u7eb3\u7c73\u7ba1\uff08~200 nm\uff09\u56e2\u805a\uff0c\u4e2d\u7a7a\u7ed3\u6784\u7684\u5d29\u584c\uff0c\u6bd4\u8868\u9762\u4e0b\u964d\uff0c\u6c22\u6c14\u70ed\u5904\u7406\u540e\u7684PBSCF\u7eb3\u7c73\u7ba1\u7684OER\u6027\u80fd\u4e0b\u964d\u3002\u7535\u5316\u5b66\u8fd8\u539f\u540e\u7684PBSCF\u7684\u7eb3\u7c73\u7ba1\u7684\u5f62\u8c8c\u53d8\u5316\u4e0d\u5927\uff0c\u5f88\u597d\u7684\u7ef4\u6301\u4e86\u7eb3\u7c73\u7ba1\u7684\u4e2d\u7a7a\u7ed3\u6784\uff0c\u7535\u5316\u5b66\u8fd8\u539f\u540e\u7684PBSCF\u7eb3\u7c73\u7ba1\u7684OER\u6027\u80fd\u63d0\u9ad8\u3002\u7279\u522b\u662f\u7535\u5316\u5b66\u8fd8\u539f\u540e\u7684~80 nm\u7684\u7eb3\u7c73\u7ba1\uff0cOER\u7684\u6027\u80fd\u660e\u663e\u63d0\u9ad8\uff0c\u7535\u5316\u5b66\u8fd8\u539f\u540e\u7684\u7eb3\u7c73\u7ebf\u572810 mA cm-2<\/sup>\uff08\u7535\u6d41\u5f52\u4e00\u5316\u5230\u7535\u6781\u7684\u51e0\u4f55\u533a\u57df\uff09\u8fc7\u7535\u4f4d\u4e3a313 mV\uff08\u76f8\u5bf9\u4e8e\u53ef\u9006\u6c22\u7535\u6781\uff09\u548c\u5854\u83f2\u5c14\u659c\u7387\u4e3a58 mV dec-1<\/sup>\u3002<\/p>\n

\"\"<\/p>\n

PBSCF \u7eb3\u7c73\u7ba1\uff08~\u00a0200nm\uff09\uff0c\u6c22\u6c14\u70ed\u5904\u7406\u548c\u7535\u5316\u5b66\u8fd8\u539f\u540e\u7684a\uff0cd\uff09LSV\u66f2\u7ebf\uff1b<\/p>\n

b\uff0ce\uff09Tafel\u66f2\u7ebf\uff1b<\/p>\n

c\uff0cf\uff09NB-H-6h\u548cNB-V-20min\u6837\u54c1\u7684SEM\u56fe\u50cf\uff1b<\/p>\n

g\uff09\u5728\u8fd9\u9879\u5de5\u4f5c\u4e2d\u7ecf\u8fc7\u7535\u5316\u5b66\u8fd8\u539f\uff08NT-PBSCF-V-20 min\u548cNT80-PBSCF-V-20 min\uff09\u4e0e\u6700\u8fd1\u62a5\u9053\u7684\u9499\u949b\u77ff\u50ac\u5316\u5242\u7535\u6d41\u572810mA cm-2<\/sup>\u7684\u8fc7\u7535\u4f4d\u548cTafel\u659c\u7387\u7684\u6bd4\u8f83\u56fe\u3002<\/p>\n

\u3010\u603b\u7ed3\u5c55\u671b\u3011<\/strong><\/p>\n

\u8be5\u7814\u7a76\u56e2\u961f\u7cfb\u7edf\u5730\u7814\u7a76\u4e86\u53cc\u9499\u949b\u77ffPBSCF\u7684\u6c27\u7f3a\u9677\u5bf9OER\u6d3b\u6027\u7684\u5f71\u54cd\uff0c\u4ee5\u53ca\u8bc1\u660e\u6c27\u7f3a\u9677\u8c03\u63a7\u662f\u4e00\u4e2a\u5f88\u6709\u524d\u666f\u7684\u63d0\u9ad8OER\u50ac\u5316\u6548\u679c\u7684\u65b9\u6cd5\u3002\u901a\u8fc7\u6c22\u6c14\u70ed\u5904\u7406\u548c\u7535\u5316\u5b66\u8fd8\u539f\u5f15\u5165PBSCF\u8584\u819c\u6a21\u578b\u7cfb\u7edf\u6c27\u7a7a\u4f4d\uff0c\u7535\u50ac\u5316\u6d4b\u8bd5\u548c\u7406\u8bba\u8ba1\u7b97\u8bc1\u5b9e\u6c27\u7a7a\u4f4d\u53ef\u4ee5\u6539\u5584PBSCF\u5438\u9644OH–<\/sup>\u548c\u964d\u4f4eOH*\u5230O*\u901f\u63a7\u6b65\u7684\u7406\u8bba\u80fd\u91cf\uff0c\u5bfc\u81f4\u66f4\u5feb\u7684OER\u52a8\u529b\u5b66\u3002\u7136\u800c\uff0c\u53e6\u4e00\u65b9\u9762\uff0c\u6c27\u7a7a\u4f4d\u5bfc\u81f4\u66f4\u5927\u7684\u80fd\u5e26\u9699\u548c\u66f4\u4f4e\u7684O 2p<\/i><\/em>\u4e2d\u5fc3\uff0c\u8fd9\u53ef\u80fd\u4f1a\u963b\u788dOER\u52a8\u529b\u5b66\u3002\u9002\u5f53\u4f18\u5316\u540e\uff0c\u6c27\u7f3a\u9677\u5bf9OER\u7684\u4fc3\u8fdb\u4f5c\u7528\u53d1\u6325\u4e86\u4e3b\u5bfc\u4f5c\u7528\uff0c\u5bfc\u81f4PBSCF\u7684OER\u50ac\u5316\u6027\u80fd\u63d0\u9ad8\u3002\u867d\u7136\u6c22\u6c14\u70ed\u5904\u7406\u548c\u7535\u5316\u5b66\u8fd8\u539f\u53ef\u4ee5\u5411PBSCF\u5f15\u5165\u6c27\u7f3a\u9677\u5e76\u589e\u5f3a\u7535\u50ac\u5316\u6d3b\u6027\uff0c\u4f46\u662f\uff0c\u4ea7\u751f\u7684\u6c27\u7f3a\u9677\u7684\u5206\u5e03\u662f\u4e0d\u4e00\u6837\u3002\u6c22\u6c14\u70ed\u5904\u7406\u662f\u6574\u4e2a\u6c27\u5316\u7269\u5185\u7684\u6c27\u7f3a\u9677\uff0c\u800c\u7535\u5316\u5b66\u8fd8\u539f\u53ea\u4ea7\u751fPBSCF\u6750\u6599\u7684\u8868\u9762\u533a\u57df\u3002\u6211\u4eec\u8fdb\u4e00\u6b65\u53d1\u73b0\u4e86\u6c22\u6c14\u70ed\u5904\u7406\u5bfc\u81f4\u7eb3\u7c73\u7ed3\u6784\u7684\u805a\u96c6\uff0c\u5e86\u5e78\u7684\u662f\uff0c\u7535\u5316\u5b66\u8fd8\u539f\u540e\u7684PBSCF\u7eb3\u7c73\u7ba1\u53ef\u4ee5\u5f88\u597d\u4fdd\u7559\u7eb3\u7c73\u7684\u4e2d\u7a7a\u7ed3\u6784\uff0c\u5bfc\u81f4\u51fa\u8272\u7684OER\u6027\u80fd\u3002\u6211\u4eec\u7684\u7814\u7a76\u7ed3\u679c\u63ed\u793a\u4e86\u6c27\u7f3a\u9677\u5bf9\u7535\u50ac\u5316\u6d3b\u6027\u7684\u590d\u6742\u4f5c\u7528\uff0c\u8bc1\u660e\u6c27\u7f3a\u9677\u7531\u4e0d\u540c\u5904\u7406\u65b9\u6cd5\u4ea7\u751f\u7684\u7279\u5f81\u6709\u5f88\u5927\u5dee\u5f02\u3002\u5728\u8fd9\u9879\u5de5\u4f5c\u4e2d\u83b7\u5f97\u7684\u77e5\u8bc6\u53ef\u4ee5\u63d0\u4f9b\u5bf9\u5176\u4ed6\u7535\u50ac\u5316\u5242\uff08\u4f8b\u5982\uff0c\u786b\u5316\u7269\u548c\u6c2e\u5316\u7269\uff09\u7684\u5408\u7406\u8bbe\u8ba1\u7684\u89c1\u89e3\u3002\u53e6\u5916\uff0c\u5236\u5907\u5f97\u5230\u7684\u7535\u50ac\u5316\u5242\u53ef\u66f4\u52a0\u5e7f\u6cdb\u7684\u5e94\u7528\uff0c\u5982\u71c3\u6599\u7535\u6c60\uff0c\u7535\u89e3\u69fd\u548c\u53ef\u5145\u653e\u7535\u91d1\u5c5e\u7a7a\u6c14\u7535\u6c60\u7b49\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5<\/strong>\uff1aImproving the Activity for Oxygen Evolution Reaction\u00a0by Tailoring Oxygen Defects in Double Perovskite Oxides.<\/p>\n

https:\/\/doi.org\/10.1002\/adfm.201901783<\/u><\/a><\/p>\n

\u3010\u4f5c\u8005\u7b80\u4ecb\u3011<\/strong><\/p>\n

Yan Chen \u00a0(\u9648\u71d5)<\/p>\n

\"\"<\/p>\n

Professor<\/p>\n

Chen Research Group focus on rational design of new materials to enable high performance, economic energy devices based on understanding and controlling the surface and interface properties under extreme conditions (electric polarization, reactive gas or liquid environment, high temperature, radiation and mechanic stress). We are also working on the application of ion beam implantation in low dimensional materials for energy and electronics.<\/p>\n

\u8bfe\u9898\u7ec4\u4e3b\u9875\uff1ahttp:\/\/www2.scut.edu.cn\/yanchen\/<\/a><\/p>\n

\uff08\u9648\u71d5\u6559\u6388\u8bfe\u9898\u7ec4\u62db\u8058\u4ece\u4e8bDFT\u8ba1\u7b97\u3001\u7535\u50ac\u5316\u5242\u5f00\u53d1\u3001\u8868\u9762\u4e0e\u754c\u9762\u79d1\u5b66\u7b49\u9886\u57df\u7684\u535a\u58eb\u540e\uff0c\u535a\u58eb\u540e\u85aa\u6c3426-32\u4e07\uff0c\u7ee9\u6548\u5de5\u8d44\u53e6\u7b97\uff0c\u6b22\u8fce\uff09\u3002<\/p>\n

\u672c\u6587\u7531\u534e\u5357\u7406\u5de5\u5927\u5b66\u9648\u71d5\u6559\u6388\u7814\u7a76\u56e2\u961f\u4f9b\u7a3f<\/p>\n

\u6b22\u8fce\u5927\u5bb6\u5230\u6750\u6599\u4eba\u5ba3\u4f20\u79d1\u6280\u6210\u679c\u5e76\u5bf9\u6587\u732e\u8fdb\u884c\u6df1\u5165\u89e3\u8bfb\uff0c\u6295\u7a3f\u90ae\u7bb1: tougao@cailiaoren.com.<\/p>\n

\u6295\u7a3f\u4ee5\u53ca\u5185\u5bb9\u5408\u4f5c\u53ef\u52a0\u7f16\u8f91\u5fae\u4fe1\uff1acailiaorenVIP.<\/p>\n","protected":false},"excerpt":{"rendered":"

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