{"id":91761,"date":"2017-07-16T06:30:17","date_gmt":"2017-07-15T22:30:17","guid":{"rendered":"\/\/m.iemloyee.com\/?p=91761"},"modified":"2017-07-15T17:56:19","modified_gmt":"2017-07-15T09:56:19","slug":"%e9%bb%84%e5%8a%b2%e6%9d%benature%e5%ad%90%e5%88%8a%e6%9c%80%e6%96%b0%e7%bb%bc%e8%bf%b0%ef%bc%9a%e5%ba%94%e7%94%a8%e4%ba%8e%e5%85%89%e4%bc%8f%e5%99%a8%e4%bb%b6%e7%9a%84%e6%9d%82%e5%8c%96%e9%92%99","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=91761","title":{"rendered":"\u9ec4\u52b2\u677eNature\u5b50\u520a\u6700\u65b0\u7efc\u8ff0\uff1a\u5e94\u7528\u4e8e\u5149\u4f0f\u5668\u4ef6\u7684\u6742\u5316\u9499\u949b\u77ff\u7684\u7269\u7406\u6027\u80fd"},"content":{"rendered":"

\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n

\u5728\u8fc7\u53bb\u7684\u51e0\u5341\u5e74\u95f4\uff0c\u7814\u7a76\u4eba\u5458\u4e00\u76f4\u81f4\u529b\u4e8e\u5bfb\u627e\u53ef\u81ea\u6e05\u6d01\u3001\u53ef\u518d\u751f\u3001\u6210\u672c\u4f4e\u7684\u65b0\u578b\u5149\u4f0f\u6750\u6599\u3002\u6709\u673a\u65e0\u673a\u6742\u5316\u9499\u949b\u77ff\uff08OIHPs\uff09\u7531\u4e8e\u5177\u6709\u539f\u6750\u6599\u4e30\u5bcc\u3001\u6210\u672c\u4f4e\u3001\u53ef\u4f4e\u6e29\u6279\u91cf\u5408\u6210\u3001\u8f6c\u6362\u6548\u7387\u9ad8\u7b49\u4f18\u70b9\uff0c\u5728\u5149\u4f0f\u5668\u4ef6\u7814\u7a76\u9886\u57df\u53d7\u5230\u5e7f\u6cdb\u5173\u6ce8\u3002\u4f46OIHPs\u4e2d\u542b\u91cd\u91d1\u5c5ePb\u3001\u6e7f\u70ed\u7a33\u5b9a\u6027\u5dee\u7b49\u7f3a\u70b9\u6781\u5927\u5730\u963b\u788d\u4e86\u5b83\u7684\u5546\u4e1a\u5316\u5e94\u7528\u3002\u5c3d\u7ba1\u79d1\u5b66\u5bb6\u5728\u8fd9\u4e9b\u95ee\u9898\u4e0a\u505a\u4e86\u5f88\u591a\u52aa\u529b\uff0c\u4f46\u6536\u83b7\u5374\u5f88\u5c0f\u3002\u6b64\u5916\uff0c\u5728\u6750\u6599\u7684\u8bbe\u8ba1\u65b9\u9762\u4ecd\u6ca1\u6709\u660e\u786e\u7684\u8bbe\u8ba1\u89c4\u5219\uff0c\u56e0\u6b64\uff0c\u5bf9\u6742\u5316\u9499\u949b\u77ff\u6750\u6599\u7684\u6df1\u5165\u7406\u89e3\u5bf9\u4e8e\u63d0\u9ad8\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60\u7684\u6027\u80fd\u548c\u4e0b\u4e00\u4ee3\u5149\u4f0f\u6750\u6599\u7684\u53d1\u5c55\u81f3\u5173\u91cd\u8981\u3002<\/p>\n

\u8fd1\u65e5\uff0c\u7f8e\u56fd\u5185\u5e03\u62c9\u65af\u52a0\u5927\u5b66\u6797\u80af\u5206\u6821\u7684\u9ec4\u52b2\u677e\u6559\u6388\uff08\u901a\u8baf\u4f5c\u8005\uff09<\/strong>\u7b49\u4eba\u5728Nature Reviews Materials<\/strong>\u4e0a\u53d1\u8868\u4e86\u4e00\u7bc7\u9898\u4e3a\u201cUnderstanding the physical propertiesof hybrid perovskites for photovoltaicapplications<\/strong>\u201d\u7684\u6587\u7ae0\u3002\u8fd9\u7bc7\u6587\u7ae0\u603b\u7ed3\u4e86\u5f00\u8def\u7535\u538b\u4e8f\u635f\u8f83\u5c0f\u3001\u6548\u7387\u8f83\u9ad8\u7684\u4e09\u7ef4\u548c\u4f4e\u7ef4OIHPs\u7684\u7269\u7406\u6027\u80fd\u7684\u6700\u65b0\u7814\u7a76\u8fdb\u5c55\uff0c\u4e3b\u8981\u5305\u62ec\u7269\u7406\u7f3a\u9677\u3001\u94c1\u7535\u6027\u3001\u6fc0\u5b50\u5206\u79bb\u8fc7\u7a0b\u3001\u8f7d\u6d41\u5b50\u590d\u5408\u5bff\u547d\u548c\u5149\u5b50\u5faa\u73af\u3002\u6b64\u5916\uff0c\u6587\u7ae0\u6279\u5224\u6027\u7684\u8bc4\u4f30\u4e86\u79bb\u5b50\u8fc1\u79fb\u5bf9\u592a\u9633\u80fd\u7535\u6c60\u7684\u6548\u7387\u548c\u7a33\u5b9a\u6027\u7684\u5f71\u54cd\uff0c\u5e76\u8ba8\u8bba\u4e86OIHPs\u8d70\u5411\u5546\u4e1a\u5316\u5e94\u7528\u5b58\u5728\u7684\u4e00\u4e9b\u6311\u6218\u3002<\/p>\n

\"\"<\/p>\n

\u7efc\u8ff0\u603b\u89c8\u56fe<\/strong><\/p>\n

1. \u9499\u949b\u77ff\u4e2d\u7684\u7535\u8377\u590d\u5408<\/strong><\/p>\n

1.1 <\/strong>\u5149\u5438\u6536\u548c\u7535\u8377\u8f6c\u79fb<\/strong><\/p>\n

\u5149\u4f0f\u6750\u6599\u9700\u8981\u5177\u6709\u8f83\u5927\u7684\u5149\u5438\u6536\u7cfb\u6570\u3002\u5438\u6536\u7cfb\u6570\u5927\u7684\u6750\u6599\u7684\u6d3b\u6027\u5c42\u5728\u5f88\u8584\u7684\u60c5\u51b5\u4e0b\u5c31\u80fd\u5438\u6536\u5e26\u9699\u4e4b\u4e0a\u51e0\u4e4e\u6240\u6709\u7684\u5149\u5b50\uff0c\u51cf\u5c11\u8f7d\u6d41\u5b50\u518d\u7ed3\u5408\u5bfc\u81f4\u7684\u9971\u548c\u6697\u7535\u6d41\uff0c\u4ece\u800c\u62e5\u6709\u8f83\u9ad8\u7684\u5149\u6355\u83b7\u6548\u7387\u548c\u8f83\u5927\u7684\u5f00\u8def\u7535\u538b\uff08VOC<\/sub>\uff09\u3002\u8584\u819c\u539a\u5ea6\u548cVOC<\/sub>\u4e4b\u95f4\u7684\u5173\u7cfb\u53ef\u4ee5\u7528\u8096\u514b\u5229-\u594e\u4f0a\u745f\u6a21\u578b\uff08Shockley\u2013Queisser model\uff09\u8868\u793a\uff1a<\/p>\n

\"\"<\/p>\n

\u5176\u4e2d\uff0ck<\/em>\u4e3a\u73bb\u5c14\u5179\u66fc\u5e38\u6570\uff0cT<\/em>\u4e3a\u6e29\u5ea6\uff0cq<\/em>\u4e3a\u5143\u7d20\u7535\u8377\uff0cJSC<\/sub><\/em>\u4e3a\u77ed\u8def\u7535\u6d41\u5bc6\u5ea6\uff0cJ0<\/sub><\/em>\u4e3a\u8d77\u59cb\u7535\u6d41\u5bc6\u5ea6\uff0cND<\/sub><\/em>\u4e3a\u63ba\u6742\u5bc6\u5ea6\uff0c\u03c4eff<\/sub><\/em>\u4e3a\u8f7d\u6d41\u5b50\u590d\u5408\u5bff\u547d\uff0cni<\/sub><\/em>\u4e3a\u672c\u5f81\u8f7d\u6d41\u5b50\u6d53\u5ea6\uff0cd<\/em>\u4e3a\u5438\u6536\u5c42\u7684\u539a\u5ea6\u3002<\/p>\n

OIHPs\u51e0\u4e4e\u662f\u5149\u4f0f\u6750\u6599\u4e2d\u6700\u6709\u6548\u7684\u5438\u6536\u6750\u6599\u3002\u4f8b\u5982\uff0cMAPbI3<\/sub>\u5728\u53ef\u89c1\u5149\u533a\u7684\u5438\u6536\u7cfb\u6570\u5927\u4e8e3.0 \u00d7 104<\/sup> cm\u22121<\/sup>\uff0c\u6bd4Si\u7684\u5438\u6536\u7cfb\u6570\u5927\u4e00\u4e2a\u6570\u91cf\u7ea7\u3002\u73b0\u9636\u6bb5\u7814\u7a76\u62a5\u9053\u7684\u9ad8\u6548OIHPs\u592a\u9633\u80fd\u7535\u6c60\u4e2d\u8584\u819c\u7684\u539a\u5ea6\u4e3a0.3-0.6\u03bcm\uff0c\u800c\u7845\u592a\u9633\u80fd\u7535\u6c60\u4e2d\u8584\u819c\u7684\u539a\u5ea6\u4e3a300\u03bcm\u3002<\/p>\n

\u6eb6\u6db2\u6cd5\u5408\u6210\u7684\u5149\u4f0f\u6750\u6599\u7684VOC<\/sub>\u4e8f\u635f\u4e3b\u8981\u6765\u81ea\u4e8e\u5c06\u5149\u751fFrenkel\u6fc0\u5b50\u5206\u5f00\u7684\u80fd\u91cf\uff0c\u6fc0\u5b50\u7ed3\u5408\u80fd\uff08EB<\/sub>\uff09\u4e3a0.2-1.0eV\u3002\u56e0\u6b64\uff0c\u9700\u8981\u6709\u8f83\u5927\u80fd\u91cf\u504f\u79fb\uff08\uff1e0.3eV\uff09\u7684\u53d7\u4e3b\/\u65bd\u4e3b\u5f02\u8d28\u7ed3\u754c\u9762\u63d0\u4f9b\u9a71\u52a8\u529b\u5c06\u6fc0\u5b50\u5206\u79bb\u3002\u5bf9\u4e8e\u5149\u4f0f\u5668\u4ef6\uff0c\u8f83\u5c0f\u7684EB<\/sub>\u53ef\u4ee5\u51cf\u5c0f\u80fd\u91cf\u635f\u5931\u3002\u4f8b\u5982\uff0c\u5ba4\u6e29\u5c31\u53ef\u4ee5\u5c06\u5177\u6709\u8f83\u5c0f\u5e26\u9699\u7684Si\uff08EB<\/sub>~15meV\uff09\u548cGaAs\uff08EB<\/sub> ~4 mV\uff09\u7684\u6fc0\u5b50\u5206\u79bb\u3002\u6742\u5316\u9499\u949b\u77ff\u7684EB<\/sub>\u4e3a2-75meV\uff0c\u8868\u660e\u5149\u4f0f\u5e94\u7528\u4e2d\u7684OIHPs\u53ef\u4ee5\u88ab\u5f52\u7c7b\u4e3a\u975e\u6fc0\u5b50\u578b\u6750\u6599\u3002\u975e\u6fc0\u5b50\u7279\u5f81\u4f7f\u5f97\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60\u53ef\u4ee5\u505a\u6210\u5e73\u9762\u540c\u8d28\u7ed3\u6216\u5f02\u8d28\u7ed3\u8584\u819c\u7ed3\u6784\u3002<\/p>\n

\u56fe1 OIHPs<\/strong>\u592a\u9633\u80fd\u7535\u6c60\u7684VOC<\/sub><\/strong>\u4e8f\u635f<\/strong><\/p>\n

\"\"<\/p>\n

EB<\/sub>\u5bf9\u5fae\u89c2\u7ed3\u6784\u654f\u611f\uff0c\u5728\u6709\u8f83\u591a\u5c0f\u6676\u7c92\u7684\u9499\u949b\u77ff\u8584\u819c\u4e2d\uff0c\u65e0\u5e8f\u3001\u5927\u5c0f\u4e0d\u4e00\u7684\u7535\u4f4d\u4f1a\u964d\u4f4eEB<\/sub>\uff0c\u6291\u5236\u6fc0\u5b50\u7684\u4ea7\u751f\u3002\u6240\u4ee5MAPbI3<\/sub>\u8f83\u5f3a\u7684\u6fc0\u5b50\u5cf0\u53ea\u80fd\u5728\u8f83\u5927\u7684\u5355\u6676\u4e2d\u51fa\u73b0\u3002\u6700\u65b0\u7814\u7a76\u8868\u660e\uff0c\u6fc0\u5b50\u66f4\u5bb9\u6613\u5728\u9ad8\u7ed3\u6676\u5ea6\u7684\u5730\u65b9\u4ea7\u751f\uff0c\u81ea\u7531\u7535\u8377\u5728\u6709\u8f83\u591a\u5c0f\u6676\u7c92\u7684\u6676\u7c92\u4e2d\u5fc3\u51fa\u73b0\u3002<\/p>\n

\u56fe2 OIHPs<\/strong>\u7684\u5149\u751f\u6fc0\u5b50\u6216\u5149\u751f\u81ea\u7531\u8f7d\u6d41\u5b50<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a<\/strong>\uff09<\/strong>MAPbI3<\/sub>\u7684\u5b9e\u9645\u7684\uff08\u03b5’\uff09\u548c\u7406\u8bba\u7684\uff08\u03b5”\uff09\u4ecb\u7535\u5e38\u6570\uff1b<\/p>\n

\uff08b<\/strong>\uff09<\/strong>\u70ed\u529b\u5b66\u5e73\u8861\u72b6\u6001\u4e0b\uff0c\u81ea\u7531\u8f7d\u6d41\u5b50\u5360\u603b\u8f7d\u6d41\u5b50\u7684\u6bd4\u4f8b\uff1b<\/p>\n

\uff08c<\/strong>\uff09<\/strong> \u975e\u6fc0\u5b50\u578b\u6750\u6599MAPbBr3<\/sub>\u548c\u6fc0\u5b50\u578b\u6709\u673a\u6750\u6599PCBM\u5728\u76f8\u540c\u5668\u4ef6\u4e2d\u6d4b\u5f97\u7684EQE\uff1b<\/p>\n

\uff08d<\/strong>\uff09<\/strong>\u5c0f\u6676\u4f53\uff08\uff1c200nm\uff09\u548c\u5927\u6676\u4f53\uff08~1\u03bcm\uff09\u7684\u77ac\u6001\u5438\u6536\u5149\u8c31\uff1b<\/p>\n

\uff08e<\/strong>\uff09<\/strong>MAPbBr3<\/sub>\u539a\u5ea6\u4e3a3mm\u7684\u591a\u6676\u8584\u819c\u3001\u539a\u5ea6\u4e3a200mm\u7684\u591a\u6676\u8584\u819c\u548c\u5355\u6676\u7684\u5f52\u4e00\u5316EQEs\uff1b<\/p>\n

\uff08f<\/strong>\uff09<\/strong>MAPbBr3<\/sub>\u7684\u5438\u6536\u8c31\u56fe\u3002<\/p>\n

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1.2 <\/strong>\u7535\u8377\u590d\u5408\u7387<\/strong>\u00a0<\/strong><\/p>\n

\u8f83\u957f\u7684\u8f7d\u6d41\u5b50\u590d\u5408\u5bff\u547d\u9700\u8981\u8f83\u5927\u7684VOC<\/sub>\u6765\u63d0\u4f9b\u8f83\u9ad8\u7684\u8f7d\u6d41\u5b50\u6d53\u5ea6\u3002\u534a\u5bfc\u4f53\u6750\u6599\u4e2d\u7684\u8f7d\u6d41\u5b50\u590d\u5408\u5bff\u547d\u53ef\u4ee5\u7528\u4ee5\u4e0b\u516c\u5f0f\u8868\u793a\uff1a<\/p>\n

\"\"<\/p>\n

\u5176\u4e2d\uff0cG<\/em>\u4e3a\u8f7d\u6d41\u5b50\u751f\u6210\u901f\u7387\uff0ck1<\/sub><\/em>\u4e3a\u5355\u5206\u5b50\u8f7d\u6d41\u5b50\u590d\u5408\u5e38\u6570\uff0ck2<\/sub><\/em>\u4e3a\u53cc\u5206\u5b50\u8f7d\u6d41\u5b50\u590d\u5408\u5e38\u6570\uff0ck3<\/sub><\/em>\u4e3a\u4fc4\u6b47\u8f7d\u6d41\u5b50\u590d\u5408\u5e38\u6570\u3002\u5728\u592a\u9633\u80fd\u7535\u6c60\u4e2d\uff0c\u4fc4\u6b47\u8f7d\u6d41\u5b50\u590d\u5408\u51e0\u7387\u8fdc\u5c0f\u4e8e\u5176\u5b83\u4e24\u79cd\u8f7d\u6d41\u5b50\u7684\u590d\u5408\u51e0\u7387\u3002\u5229\u7528\u65f6\u95f4\u5206\u8fa8\u8367\u5149\u5149\u8c31(TRPL)\u3001\u77ac\u6001\u5149\u8c31\u548c\u65f6\u95f4\u5206\u8fa8\u5fae\u6ce2\u7535\u5bfc(TRMC)\u7b49\u65b9\u6cd5\u7814\u7a76\u5f97\u5230\u4e86\u7cfb\u5217k1<\/sub><\/em>\u548ck2<\/sub><\/em>\u7684\u503c\uff08\u88681\uff09\u3002\u7531\u8868\u53ef\u77e5\uff1a\u5728\u8f83\u4f4e\u6fc0\u5b50\u6d53\u5ea6\u7684\u9499\u949b\u77ff\u8584\u819c\u4e2d\uff0c\u5355\u5206\u5b50\u8f7d\u6d41\u5b50\u590d\u5408\u5728\u8f7d\u6d41\u5b50\u590d\u5408\u4e2d\u5360\u4e3b\u5bfc\u5730\u4f4d\u3002<\/p>\n

\u88681 <\/strong>\u4e0d\u540c\u6750\u6599\u7684k1<\/sub><\/em><\/strong>\u548ck2<\/sub><\/em><\/strong>\u7684\u503c<\/strong><\/p>\n

\"\"<\/p>\n

1.3 <\/strong>\u7535\u8377\u5c4f\u853d<\/strong><\/p>\n

\u51e0\u4e4e\u6240\u6709\u7684\u9ad8\u6548\u592a\u9633\u80fd\u7535\u6c60\uff08\u4f8b\u5982GaAs\u548c\u6709\u673a\u4f53\u76f8\u5f02\u8d28\u7ed3\uff09\u5747\u4e3a\u975eLangevin\u578b\u53cc\u5206\u5b50\u590d\u5408\u3002Langevin\u578b\u7684\u53cc\u5206\u5b50\u590d\u5408\u7cfb\u6570\u4e3ae(\u03bce<\/sub> + \u03bch<\/sub>)\u2044(\u03b5\u03b50<\/sub>)<\/em>\uff0c\u5176\u4e2d\uff0ce<\/em>\u3001\u03bce<\/sub><\/em>\u3001\u03bch<\/sub><\/em>\u548c\u03b5\u03b50<\/sub><\/em>\u5206\u522b\u4e3a\u7535\u5b50\u7535\u8377\u3001\u7535\u5b50\u8fc1\u79fb\u7387\u3001\u7a7a\u7a74\u8fc1\u79fb\u7387\u548c\u4ecb\u7535\u5e38\u6570\uff0cLangevin\u578b\u7684\u53cc\u5206\u5b50\u590d\u5408\u4f53\u7cfb\u7684\u590d\u5408\u7cfb\u6570\u4e0e\u8f7d\u6d41\u5b50\u8fc1\u79fb\u7387\u76f8\u5173\u3002\u975eLangevin\u7279\u6027\u5bf9\u4e8e\u6709\u8f83\u5927\u8f7d\u6d41\u5b50\u8fc1\u79fb\u7387\u7684\u6709\u673a\u5206\u5b50\u6765\u8bf4\u5f88\u91cd\u8981\u3002\u4e00\u822c\u6765\u8bf4\uff0c\u7535\u8377\u5c4f\u853d\u673a\u5236\u9700\u8981\u51cf\u5c11\u4e8c\u6b21\u7535\u8377\u590d\u5408\uff0c\u62e5\u6709\u8f83\u5927\u4ecb\u7535\u5e38\u6570\u7684OIHPs\u53ef\u4ee5\u5c4f\u853d\u7535\u5b50\u548c\u7a7a\u7a74\u3002<\/p>\n

\u8fd8\u6709\u4e00\u4e9b\u5176\u5b83\u7684\u673a\u5236\u7528\u6765\u89e3\u91caOIHPs\u7684\u5149\u751f\u7535\u5b50\u7a7a\u7a74\u590d\u5408\u8f83\u6162\u7684\u539f\u56e0\u3002\u4e00\u4e9b\u7814\u7a76\u8005\u5047\u8bbe\u9499\u949b\u77ff\u53ef\u80fd\u5177\u6709\u94c1\u7535\u6027\uff0c\u4ea7\u751f\u6781\u5316\u7535\u573a\uff0c\u4ece\u800c\u5c06\u7535\u5b50-\u7a7a\u7a74\u5206\u79bb\u5f00\u3002\u6709\u7814\u7a76\u901a\u8fc7\u538b\u7535\u529b\u663e\u5fae\u955c\uff08PFM\uff09\u5728\u9499\u949b\u77ff\u7ed3\u6784\u4e2d\u89c2\u5bdf\u5230\u57df\u7ed3\u6784\u3002\u4f46\u662f\u5728\u6392\u9664\u6389\u7535\u8377\u6cc4\u9732\u7684\u5f71\u54cd\u540e\uff0c\u901a\u8fc7\u7ecf\u5178Sawyer\u2013Tower\u7535\u8def\u65b9\u6cd5\uff0c\u6ca1\u6709\u68c0\u6d4b\u5230MAPbI3<\/sub>\u4e2d\u5b58\u5728\u7a33\u5b9a\u7684\u78c1\u5316\u73b0\u8c61\uff08\u56fe3a\uff09\u3002\u901a\u8fc7\u5fae\u7eb3\u6280\u672f\u8bc1\u5b9e\u4e86\u5728MAPbI3<\/sub>\u591a\u6676\u8584\u819c\u548c\u5355\u6676\u4e2d\u7684\u94c1\u5f39\u6027\u6027\u80fd\uff08\u56fe3b\uff09\u3002\u901a\u8fc7\u504f\u5149\u663e\u5fae\u955c\u548cPFM\u89c2\u5bdf\u5230\u4e86\u660e\u663e\u768470\u00b0\u548c109\u00b0\u7684\u7574\u58c1\uff0c\u8fd9\u4e9b\u7574\u58c1\u53ef\u80fd\u662f\u7531\u4e8e\u6b63\u65b9\u6676\u7cfbMAPbI3<\/sub>\u4e2d\u4e0d\u540c\u53d6\u5411\u7684\u5b6a\u6676\u7574\u7684\u5b58\u5728\u800c\u4ea7\u751f\u7684\uff08\u56fe3c\uff09\u3002\u4e00\u4e9b\u7814\u7a76\u901a\u8fc7\u504f\u5149\u663e\u5fae\u955c\u548cPFM\u5728\u5355\u6676\u548c\u591a\u6676\u8584\u819c\u4e2d\u89c2\u5bdf\u5230\u94c1\u5f39\u7574\u8fd0\u52a8\uff08\u56fe3d\uff09\u3002\u7814\u7a76\u8005\u4e5f\u7814\u7a76\u4e86\u6709\u673a\u9633\u79bb\u5b50\u5728\u8f7d\u6d41\u5b50\u590d\u5408\u4e2d\u7684\u4f5c\u7528\u3002\u7814\u7a76\u8868\u660e\uff0c\u5c3d\u7ba1\u6709\u673a\u9633\u79bb\u5b50\u7684\u7c7b\u578b\u5bf9\u5e26\u8fb9\u590d\u5408\u6ca1\u6709\u660e\u663e\u7684\u5f71\u54cd\uff0c\u4f46\u6709\u673a\u9633\u79bb\u5b50\u5728\u8f7d\u6d41\u5b50\u7684\u70ed\u5316\u65b9\u9762\u8d77\u5230\u4e86\u8f83\u5927\u7684\u7535\u8377\u5c4f\u853d\u4f5c\u7528\uff08\u56fe3e\uff0cf\uff09\u3002<\/p>\n

\u56fe3 OIHPs<\/strong>\u7684\u7535\u5316\u5b66\u6027\u80fd<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a<\/strong>\uff09<\/strong>\u901a\u8fc7Sawyer\u2013Tower\u7535\u8def\u65b9\u6cd5\u6d4b\u8bd5\u7528\u4e8e\u592a\u9633\u80fd\u7535\u6c60\u7684\u5355\u6676MAPbI3<\/sub>\u7684\u6781\u5316\u6027\u8d28\uff1b<\/p>\n

\uff08b<\/strong>\uff09<\/strong>\u53cd\u5c04\u5f0f\u504f\u5149\u663e\u5fae\u955c\u89c2\u5bdf\u5230\u57df\u7ec4\u7684\u53cd\u8f6c\uff1b<\/p>\n

\uff08c<\/strong>\uff09<\/strong>MAPbI3<\/sub>\u5355\u6676\u548c\u5b6a\u6676\u4e2d\u6709\u4e24\u79cd\u6676\u4f53\u53d6\u5411\u7684\u7f20\u7ed5\u7ed3\u6784\u793a\u610f\u56fe\uff1b<\/p>\n

\uff08d<\/strong>\uff09<\/strong>\u591a\u6676MAPbI3<\/sub>\u7684AFM\u548cPFM\uff1b<\/p>\n

\uff08e<\/strong>\uff09<\/strong>\u57282.3eV\u548c2.6eV\u5904PL\u8870\u51cf\u52a8\u529b\u5b66\uff1b<\/p>\n

\uff08f<\/strong>\uff09<\/strong>MAPbI3<\/sub>\u7684\u6676\u4f53\u7ed3\u6784\u3002<\/p>\n

1.4\u00a0<\/strong>\u9499\u949b\u77ff\u534a\u5bfc\u4f53\u7684\u63ba\u6742<\/strong><\/p>\n

\u63ba\u6742\u5bf9\u534a\u5bfc\u4f53\u7684\u7535\u5bfc\u7387\u548c\u8f7d\u6d41\u5b50\u8fc1\u79fb\u7387\u7b49\u7535\u6027\u80fd\u8d77\u5230\u4e86\u5f88\u5927\u7684\u4f5c\u7528\u3002\u5728\u592a\u9633\u80fd\u7535\u6c60\u4e2d\uff0c\u63ba\u6742\u53ef\u4ee5\u76f4\u63a5\u6539\u53d8\u8f7d\u6d41\u5b50\u590d\u5408\u7387\u3001\u6269\u6563\u957f\u5ea6\u3001\u63a5\u89e6\u7535\u963b\u548cVOC<\/sub>\u7b49\u3002\u8f83\u4f4e\u7684\u63ba\u6742\u6d53\u5ea6\u4f7f\u8f7d\u6d41\u5b50\u7684\u6563\u5c04\u548c\u590d\u5408\u964d\u4f4e\uff0c\u4ece\u800c\u4f7f\u6750\u6599\u6709\u8f83\u957f\u7684\u8f7d\u6d41\u5b50\u6269\u6563\u957f\u5ea6\u3002\u9002\u5f53\u7684\u63ba\u6742\u6d53\u5ea6\u53ef\u4ee5\u964d\u4f4e\u592a\u9633\u80fd\u7535\u6c60\u7684\u5185\u90e8\u7535\u963b\u7387\uff0c\u4ece\u800c\u6709\u8f83\u5927\u7684VOC<\/sub>\u3002\u4e0d\u8fc7\uff0c\u7531\u4e8eOIHPs\u7684\u7ed3\u6784\u5177\u6709\u8f83\u4f4e\u7684\u5bb9\u9519\u5dee\u548c\u8f83\u4f4e\u7684\u79bb\u5b50\u8fc1\u79fb\u6d3b\u5316\u80fd\uff0c\u5f88\u96be\u505a\u5230\u975e\u672c\u5f81\u63ba\u6742\u3002\u5728OIHPs\u4e2d\uff0c\u7531\u4e8e\u81ea\u63ba\u6742\u4e2d\u65bd\u4e3b\u548c\u53d7\u4e3b\u7684\u5f62\u6210\u80fd\u76f8\u4f3c\uff0c\u6545\u53ef\u4ee5\u5b9e\u73b0\u81ea\u63ba\u6742\u3002OIHPs\u7684\u81ea\u63ba\u6742\u53d7\u524d\u9a71\u4f53\u7684\u7ec4\u6210\u548c\u5408\u6210\u53c2\u6570\u5f71\u54cd\uff0c\u5982MAPbI3<\/sub>\u8584\u819c\u7684\u524d\u9a71\u4f53\u4e2d\uff0c\u8f83\u591a\u7684PbI2<\/sub>\u4f7f\u8584\u819c\u6210\u4e3an\u578b\u63ba\u6742\u6750\u6599\uff1b\u968f\u7740MAI\u542b\u91cf\u7684\u53d8\u5316\uff0c\u70ed\u9000\u706b\u53ef\u4ee5\u5c06p\u578b\u63ba\u6742\u6750\u6599\u8f6c\u6362\u4e3an\u578b\u63ba\u6742\u6750\u6599\u3002<\/p>\n

1.5 <\/strong>\u5149\u5b50\u5faa\u73af<\/strong><\/p>\n

\u5b9e\u9a8c\u8bc1\u660e\uff0cGaAs\u592a\u9633\u80fd\u7535\u6c60\u7684\u5149\u5b50\u5faa\u73af\u6548\u5e94\uff08\u5149\u6d3b\u6027\u5c42\u672c\u8eab\u7684\u91cd\u5438\u6536\u548c\u91cd\u53d1\u5c04\uff09\u4f7f\u5149\u6d3b\u6027\u5c42\u7684\u8f7d\u6d41\u5b50\u805a\u96c6\uff0c\u4ece\u800c\u589e\u5f3a\u51c6\u8d39\u7c73\u80fd\u7ea7\u7684\u5206\u88c2\uff0c\u8fd9\u4f7f\u5176\u5177\u6709\u8f83\u9ad8\u7684VOC<\/sub>\uff0cPCE\u4ece25%\u5347\u81f329%\u3002\u4f46\u5e76\u4e0d\u77e5\u9053OIHPs\u4e2d\u662f\u5426\u5b58\u5728\u5149\u5b50\u5faa\u73af\u6548\u5e94\u3002\u5b9e\u9645\u4e0a\uff0c\u9499\u949b\u77ff\u548cGaAs\u6709\u5f88\u591a\u76f8\u4f3c\u4e4b\u5904\uff0c\u4f8b\u5982\uff0c\u5b83\u4eec\u5747\u4e3a\u76f4\u63a5\u5e26\u9699\u6750\u6599\u3001\u5747\u6709\u8f83\u9ad8\u7684\u5e26\u8fb9\u5438\u6536\u7cfb\u6570\uff0c\u8fd9\u4f7f\u6750\u6599\u7684\u8f7d\u6d41\u5b50\u5177\u6709\u8f83\u9ad8\u7684\u81ea\u5206\u79bb\u7387\u3002\u8fd9\u4e9b\u6027\u80fd\u5747\u4e3a\u5149\u5b50\u5faa\u73af\u63d0\u4f9b\u4e86\u524d\u63d0\u6761\u4ef6\u3002<\/p>\n

\u6700\u8fd1\uff0c\u4e00\u4e2a\u7814\u7a76\u9996\u6b21\u8bc1\u5b9e\u4e86MAPbI3<\/sub>\u591a\u6676\u8584\u819c\u7684\u5149\u5b50\u5faa\u73af\u6548\u5e94\u3002\u7814\u7a76\u8868\u660e\uff0c\u591a\u6676\u8584\u819c\u4e2d\u6709\u5927\u4e8e50\u03bcm\u7684\u5149\u5438\u6536\u533a\u5b58\u5728\u5149\u751f\u7535\u8377\uff08\u56fe4a-c\uff09\u3002\u4e0e\u6b64\u540c\u65f6\uff0c\u6839\u636e\u5b83\u4eec\u7684\u6781\u5316\u5dee\u5f02\u533a\u5206\u53d1\u5c04\u548c\u91cd\u5438\u6536\u5149\u5b50\u7684\u65b9\u5f0f\uff0c\u786e\u5b9a\u5355\u6676OIHPs\u7684\u5149\u5b50\u5faa\u73af\u6548\u7387\u3002\u7814\u7a76\u8868\u660e\uff0c\u6676\u4f53\u7684\u5149\u81f4\u53d1\u5149\u4fe1\u53f7\u5360\u4e3b\u5bfc\u5730\u4f4d\uff0c\u91cd\u5438\u6536\u548c\u91cd\u53d1\u5c04\u5f88\u5f31\uff08\u56fe4d-f\uff09\u3002\u5728\u8fd9\u4e9b\u4f53\u7cfb\u4e2d\uff0c\u5149\u5b50\u5faa\u73af\u6548\u7387\u5c11\u4e8e0.5%\uff0c\u8fd9\u5bf9\u4e8e\u592a\u9633\u80fd\u7535\u6c60\u6765\u8bf4\u53ef\u4ee5\u5ffd\u7565\u3002\u8f83\u4f4e\u7684\u5149\u5b50\u5faa\u73af\u6548\u7387\u53ef\u80fd\u662f\u7531\u4e8e\u9499\u949b\u77ff\u8584\u819c\u8f83\u4f4e\u7684\u5185PLQY\u9020\u6210\u7684\u3002<\/p>\n

\u56fe4 OIHPs<\/strong>\u7684\u5149\u5b50\u5faa\u73af\u6548\u5e94<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a<\/strong>\uff09<\/strong>\u6d4b\u91cf\u5149\u5b50\u5faa\u73af\u7684\u663e\u5fae\u955c\u8bbe\u7f6e\u793a\u610f\u56fe\uff1b<\/p>\n

\uff08b<\/strong>\uff09<\/strong>\u5728\u6fc0\u53d1\u548c\u6536\u96c6\u4e4b\u95f4\u4e0d\u540c\u5206\u79bb\u8ddd\u79bb\u7684\u53d1\u5149\u56fe\uff1b<\/p>\n

\uff08c<\/strong>\uff09<\/strong>\u6750\u6599\u5728765\u548c800nm\u5904\u5b9e\u9a8c\u6d4b\u5f97\u7684\u8870\u51cf\uff08\u5b9e\u7ebf\uff09\u548c\u7406\u8bba\u8ba1\u7b97\u7684\u8870\u51cf\uff08\u865a\u7ebf\uff09\u6bd4\u8f83\uff1b<\/p>\n

\uff08d<\/strong>\uff09<\/strong>\u9499\u949b\u77ff\u5355\u6676\u4e2d\u5149\u5b50\u5faa\u73af\u793a\u610f\u56fe\uff1b<\/p>\n

\uff08e<\/strong>\uff09<\/strong>1.3mm\u539a\u5ea6\u7684MAPbBr3<\/sub>\u5355\u6676\u7684\u8868\u9762PL\uff08\u84dd\u7ebf\uff09\u548c\u8fc7\u6ee4\u56de\u6536PL\uff08PLF<\/sub> + PLR<\/sub>\uff1b\u7ea2\u7ebf\uff09\u8c31\u56fe\uff1b<\/p>\n

\uff08f<\/strong>\uff09<\/strong>\u8fc7\u6ee4\u56de\u6536PL\uff08PLF<\/sub> + PLR<\/sub>\uff1b\u7ea2\u7ebf\uff09\u548c\u56de\u6536PL\uff08PLR<\/sub>\uff0c\u84dd\u7ebf\uff09\u8c31\u56fe\u3002<\/p>\n

1.6 <\/strong>\u9ad8\u7535\u5b50\u7ef4<\/strong><\/p>\n

\u8fd1\u65e5\uff0c\u7535\u5b50\u7ef4\u7684\u6982\u5ff5\u88ab\u7528\u6765\u89e3\u91caMAPbI3<\/sub>\u533a\u522b\u4e8e\u5176\u5b83\u7684\u91d1\u5c5e\u5364\u5316\u7269\u9499\u949b\u77ff\u5177\u6709\u8f83\u597d\u5149\u4f0f\u6027\u80fd\u7684\u539f\u56e0\u3002\u4e00\u822c\u6765\u8bf4\uff0c\u7ed3\u6784\u7ef4\u662f\u63cf\u8ff0\u5438\u6536\u5242\u7684\u5149\u4f0f\u7279\u6027\u548c\u5668\u4ef6\u6027\u80fd\u7684\u91cd\u8981\u6307\u6807\u3002\u7535\u5b50\u7ef4\u6307\u7535\u5b50\u8f68\u9053\u7684\u8fde\u901a\u6027\uff0c\u53ef\u4ee5\u5c06\u5bfc\u5e26\u964d\u4f4e\u3001\u4ef7\u5e26\u63d0\u9ad8\u3002\u4e0e\u7ed3\u6784\u7ef4\u76f8\u6bd4\uff0c\u7535\u5b50\u7ef4\u80fd\u66f4\u597d\u7684\u63cf\u8ff0\u6750\u6599\u7684\u5e26\u9699\u3001\u8f7d\u6d41\u5b50\u8fc1\u79fb\u7387\u548c\u7f3a\u9677\u80fd\u7ea7\u7b49\u7684\u7269\u7406\u6027\u80fd\u3002\u5c3d\u7ba1\u4e00\u4e9b\u9499\u949b\u77ff\u6750\u6599\u7ed3\u6784\u548c\u7535\u5b50\u7684\u7ef4\u5ea6\u5747\u4e3a\u4e09\u7ef4\uff0c\u4f46\u90e8\u5206\u4e09\u7ef4\u7ed3\u6784\u7684\u9499\u949b\u77ff\u62e5\u6709\u4f4e\u7535\u5b50\u7ef4\u7279\u6027\u3002\u9ad8\u7535\u5b50\u7ef4\u4e3a\u7406\u89e3\u592a\u9633\u80fd\u7535\u6c60\u7684\u6027\u80fd\u63d0\u4f9b\u4e86\u91cd\u8981\u7684\u6307\u5bfc\u610f\u4e49\u3002<\/p>\n

2. OIHPs<\/strong>\u4e2d\u7684\u7f3a\u9677<\/strong><\/p>\n

2.1 <\/strong>\u9499\u949b\u77ff\u7684\u5e26\u5c3e<\/strong><\/p>\n

\u8ba1\u7b97\u7684VOC<\/sub>SQ<\/sup>\u662f\u5728\u5047\u8bbe\u5149\u5438\u6536\u5242\u6709\u5b8c\u7f8e\u7a81\u53d8\u6216\u9636\u8dc3\u5438\u6536\u7cfb\u6570\u7684\u60c5\u51b5\u4e0b\u8ba1\u7b97\u5f97\u5230\u7684\uff0c\u8fd9\u5bfc\u81f4\u8ba1\u7b97\u6240\u5f97\u7684VOC<\/sub>\u6700\u5927\u6bd4\u5b9e\u9645\u8981\u5927\u3002\u5728\u5b9e\u9645\u592a\u9633\u80fd\u7535\u6c60\u4e2d\uff0c\u5438\u6536\u5149\u8c31\u4e0d\u662f\u7a81\u53d8\u7684\uff0c\u7531\u4e8e\u7f3a\u9677\u7b49\u539f\u56e0\uff0c\u5438\u6536\u5149\u8c31\u603b\u5b58\u5728\u5438\u6536\u5e26\u5c3e\u3002\u56e0\u6b64\uff0c\u53ef\u8fbe\u5230\u7684\u6700\u5927VOC<\/sub>\uff08\u8f90\u5c04\u590d\u5408\u6781\u9650VOC<\/sub>rad<\/sup>\uff09\u7684\u5b9a\u4e49\u4e3a\u8f90\u5c04\u7535\u8377\u590d\u5408\u7535\u6d41\u548c\u5149\u7535\u6d41\u7684\u5e73\u8861\u3002\u5bf9\u4e8e\u592a\u9633\u80fd\u7535\u6c60\u6765\u8bf4\uff0cVOC<\/sub>rad<\/sup>\uff08\u4e3a\u5b50\u5e26\u9699\u91cd\u7ec4\u9020\u6210\u7684VOC<\/sub>\u4e8f\u635f\u63d0\u4f9b\u8def\u5f84\uff09\u6bd4VOC<\/sub>SQ<\/sup>\u5c0f\u5f97\u591a\u3002OIHPs\u7531\u4e8e\u5177\u6709\u8f83\u5c0f\u7684\u5b50\u5e26\u9699\u5438\u6536\uff0c\u6240\u4ee5OIHPs\u5149\u4f0f\u5668\u4ef6\u6709\u8f83\u5c0f\u7684VOC<\/sub>\u4e8f\u635f\u3002<\/p>\n

OIHPs\u7684\u5438\u6536\u5149\u8c31\u6709\u8f83\u9661\u5ced\u7684\u5e26\u8fb9\uff0c\u9661\u5ced\u7684\u5e26\u8fb9\u7528Urbach\u80fd\u91cf\uff08\u5438\u6536\u66f2\u7ebf\u7684\u6307\u6570\u90e8\u5206\uff09\u6765\u8868\u5f81\u3002\u591a\u6676MAPbI3<\/sub>\u7684Urbach\u80fd\u91cf\u5728\u5ba4\u6e29\u4e0b\u4e3a~15meV\uff0c\u8fd9\u4e0e\u5355\u6676Si\uff08~11 meV\uff09\u548cGaAs\uff08~7.5 meV\uff09\u7684\u63a5\u8fd1\uff0c\u8868\u660e\u6eb6\u6db2\u6cd5\u5408\u6210\u7684\u591a\u6676MAPbI3<\/sub>\u8584\u819c\u62e5\u6709\u6709\u5e8f\u7684\u663e\u5fae\u7ed3\u6784\u548c\u8f83\u4f4e\u7684\u6df1\u80fd\u7ea7\u7f3a\u9677\u5bc6\u5ea6\u3002\u5b9e\u9a8c\u7ed3\u679c\u8868\u660e\uff0c\u5e26\u9699\u8f83\u5bbd\u7684\u542bCs+<\/sup>\u9499\u949b\u77ff\u7684\u7ed3\u6676\u5ea6\u548c\u76f8\u7eaf\u5ea6\u7684\u63d0\u9ad8\u51cf\u5c0f\u4e86Urbach\u80fd\u91cf\uff0c\u4ece\u800c\u63d0\u9ad8\u4e86\u5668\u4ef6\u7684VOC<\/sub>\u548c\u6548\u7387\u3002<\/p>\n

2.2 OIHPs<\/strong>\u7684\u70b9\u7f3a\u9677\u5bb9\u5fcd\u5ea6<\/strong><\/p>\n

\u4e00\u822c\u8ba4\u4e3a\uff0c\u5728OIHPs\u592a\u9633\u80fd\u7535\u6c60\u4e2d\uff0c\u8f83\u4f4e\u5bc6\u5ea6\u7684\u7535\u8377\u9677\u9631\u4f7f\u5176\u5177\u6709\u8f83\u5927\u7684VOC<\/sub>\u3002\u4e0d\u8fc7\uff0c\u73b0\u9636\u6bb5\u5bf9\u7535\u8377\u9677\u9631\u7684\u8ba4\u8bc6\u8fd8\u5904\u4e8e\u521d\u6b65\u4e86\u89e3\u9636\u6bb5\u3002\u5c3d\u7ba1\u5927\u90e8\u5206OIHP\u5668\u4ef6\u662f\u4f4e\u6e29\u6eb6\u6db2\u6cd5\u5408\u6210\u7684\uff0c\u5176\u7f3a\u9677\u6d53\u5ea6\u6bd4\u5f88\u591a\u591a\u6676\u65e0\u673a\u7269\u592a\u9633\u80fd\u7535\u6c60\u5c0f\u3002\u56fe5b\u548cc\u4e3a\u8ba1\u7b97\u6240\u5f97\u7684MAPbI3<\/sub>\u7684\u53ef\u80fd\u7684\u70b9\u7f3a\u9677\u3002\u6240\u6709\u53ef\u4ee5\u5f62\u6210\u6df1\u80fd\u7ea7\u7684\u70b9\u7f3a\u9677\u5747\u5177\u6709\u8f83\u5927\u7684\u7f3a\u9677\u5f62\u6210\u80fd\uff0c\u4e0d\u4f1a\u5f71\u54cd\u5668\u4ef6\u7684\u6027\u80fd\uff0c\u800c\u5927\u90e8\u5206\u5b58\u5728\u4e8e\u4f53\u76f8MAPbI3<\/sub>\u4e2d\u7684\u70b9\u7f3a\u9677\u4f1a\u5f62\u6210\u6d45\u80fd\u7ea7\u3002\u53e6\u5916\uff0c\u7814\u7a76\u8868\u660e\uff0c\u5373\u4f7f\u8584\u819c\u4e2d\u7684I\u79bb\u5b50\u635f\u593120%\uff0cMAPbI3<\/sub>\u7684\u80fd\u7ea7\u4e5f\u4e0d\u4f1a\u6539\u53d8\uff08\u56fe5d\uff09\u3002<\/p>\n

\u56fe5 OIHPs<\/strong>\u7684\u7f3a\u9677\u5bb9\u5fcd<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a<\/strong>\uff09<\/strong>MAPbI3<\/sub>\u591a\u6676\u8584\u819c\u548c\u5355\u6676\u7684\u7f3a\u9677\u6001\u5bc6\u5ea6\uff1b<\/p>\n

\uff08b<\/strong>\uff09<\/strong>MAPbI3<\/sub>\u4e2d\u672c\u5f81\u70b9\u7f3a\u9677\u7684\u5f62\u6210\u80fd\uff1b<\/p>\n

\uff08c<\/strong>\uff09<\/strong>MAPbI3<\/sub>\u4e2d\u672c\u5f81\u65bd\u4e3b\uff08\u5de6\uff09\u548c\u672c\u5f81\u53d7\u4e3b\uff08\u53f3\uff09\u7684\u80fd\u7ea7\uff1b<\/p>\n

\uff08d<\/strong>\uff09<\/strong>MAPbI3<\/sub>\u7684\u7f3a\u9677\u5bb9\u9650\u3002<\/p>\n

\u591a\u6676OIHPs\u5177\u6709\u8f83\u4f4e\u7684\u7f3a\u9677\u5bc6\u5ea6\uff0c\u53e6\u5916\u4e00\u4e2a\u539f\u56e0\u662f\u9499\u949b\u77ff\u6750\u6599\u6613\u7ed3\u6676\u7684\u6027\u8d28\u3002\u7814\u7a76\u8868\u660e\uff0c\u9499\u949b\u77ff\u7684\u7ed3\u6676\u52bf\u5792\u4e3a56.6\u201397.3 kJ\/ mol\uff0c\u800c\u591a\u6676\u7845\u7684\u52bf\u5792\u4e3a~471 kJ\/ mol\u3002<\/p>\n

2.3 <\/strong>\u8868\u9762\u548c\u6676\u754c\u7684\u7f3a\u9677<\/strong><\/p>\n

OIHPs\u6750\u6599\u4e2d\uff0c\u9664\u4e86\u70b9\u7f3a\u9677\uff0c\u6676\u754c\u548c\u754c\u9762\u5904\u7684\u6269\u5c55\u7f3a\u9677\u4e5f\u589e\u52a0\u4e86\u7f3a\u9677\u6d53\u5ea6\u3002\u6676\u754c\u548c\u8868\u9762\u5904\u7684\u539f\u5b50\u4e0d\u662f\u4e25\u683c\u6309\u7167\u5316\u5b66\u8ba1\u91cf\uff0c\u8fd9\u9020\u6210\u6b64\u5904\u7684\u7f3a\u9677\u6d53\u5ea6\u8f83\u9ad8\u3002\u4f8b\u5982\uff0c\u9000\u706b\u540e\uff0c\u6676\u4f53\u8868\u9762\u6709\u673a\u6210\u5206\u7684\u6325\u53d1\u4f1a\u9020\u6210\u8868\u9762\u8f83\u5927\u7684\u7f3a\u9677\u5bc6\u5ea6\u3002\u751a\u81f3OIHPs\u5355\u6676\u7684\u8868\u9762\u90fd\u5b58\u5728\u8f83\u591a\u7684\u7f3a\u9677\uff0c\u8868\u9762\u5149\u751f\u8f7d\u6d41\u5b50\u7684\u590d\u5408\u4f1a\u7ec8\u6b62\u77ed\u6ce2\u957f\u5149\u7684\u5149\u54cd\u5e94\u3002\u53ea\u6709\u5149\u751f\u7535\u8377\u7684\u80fd\u91cf\u4e0e\u80fd\u5e26\u63a5\u8fd1\u65f6\u624d\u4f1a\u9020\u6210\u5149\u54cd\u5e94\u3002\u8fd9\u79cd\u8868\u9762\u590d\u5408\u4e5f\u53ef\u4ee5\u89e3\u91ca\u9499\u949b\u77ff\u5355\u6676\u7684\u8367\u5149\u5bff\u547d\u968f\u7740\u5149\u7684\u4e0d\u540c\u7a7f\u900f\u6df1\u5ea6\u800c\u6539\u53d8\u7684\u73b0\u8c61\uff08\u56fe6a\uff09\u3002<\/p>\n

\u9499\u949b\u77ff\u6750\u6599\u7684\u8868\u9762\u7535\u8377\u590d\u5408\u673a\u5236\u5f88\u590d\u6742\u3002\u9499\u949b\u77ff\u8868\u9762\u7684\u6bcf\u4e2a\u6676\u9762\u7684\u7f3a\u9677\u5bc6\u5ea6\u5747\u4e0d\u540c\u3002MAPbI3<\/sub>\u5355\u6676\u7684\u8868\u9762\u5b58\u5728\u4e24\u4e2a\u6676\u9762\uff08100\uff09\u548c\uff08112\uff09\uff0c\u591a\u6676\u8584\u819c\u8868\u9762\u5b58\u5728\u5f88\u591a\u53d6\u5411\uff1a\uff08110\uff09\u3001\uff08202\uff09\u3001\uff08310\uff09\u548c\uff08314\uff09\u3002\u7814\u7a76\u8868\u660e\uff0c\u4ec5\uff08100\uff09\u4e0d\u5e26\u7535\uff0c\u5176\u5b83\u5747\u4e3a\u5e26\u7535\u6676\u9762\uff0c\u6545\u4f1a\u5b58\u5728\u5176\u5b83\u79bb\u5b50\u6765\u5e73\u8861\u8868\u9762\u7535\u8377\u3002\u53e6\u5916\uff0c\u4e0d\u540c\u6676\u9762\u7684\u6709\u673a\u6210\u5206\u7684\u7ed3\u5408\u80fd\u4e0d\u540c\uff0c\u4f7f\u5f97\u8868\u9762\u7f3a\u9677\u5bc6\u5ea6\u8868\u73b0\u4e3a\u6676\u9762\u4f9d\u8d56\u6027\u3002\u56fe6b\u8868\u660e\uff0c\u76f8\u540c\u6676\u7c92\u4e0a\u7684\u4e0d\u540c\u6676\u9762\u7684VOC<\/sub>\u7684\u6d6e\u52a8\u8fbe\u52300.6V\u3002<\/p>\n

\u53e6\u5916\uff0c\u8868\u9762\u590d\u5408\u7387\u5bf9\u6210\u5206\u548c\u73af\u5883\u6e7f\u5ea6\u654f\u611f\u3002\u81ed\u6c27\u5904\u7406\u8fc7\u7684MAPbBr3<\/sub>\u5355\u6676\u8868\u73b0\u51fa\u660e\u663e\u7684\u8367\u5149\u589e\u5f3a\u548c\u6676\u4f53\u8868\u9762\u8f90\u5c04\u590d\u5408\u5bff\u547d\u589e\u957f\uff08\u56fe6c\uff09\u3002<\/p>\n

\u56fe6 OIHPs<\/strong>\u7684\u8868\u9762\u7535\u8377\u590d\u5408<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a<\/strong>\uff09<\/strong>\u8868\u9762\u7f3a\u9677\u5f71\u54cd\u4e0b\u7684\u7535\u8377\u590d\u5408\u548c\u6536\u96c6\u793a\u610f\u56fe\u53ca\u5176\u5bf9\u8367\u5149\u5bff\u547d\uff08\u4e0b\u5de6\uff09\u548c\u7a84\u5e26\u5149\u68c0\u6d4b\uff08\u4e0b\u53f3\uff09\u7684\u5f71\u54cd\uff1b<\/p>\n

\uff08b<\/strong>\uff09<\/strong>\u591a\u6676\u8584\u819c\u7684AFM\uff1b<\/p>\n

\uff08c<\/strong>\uff09<\/strong>MAPbBr3<\/sub>\u5355\u6676\u5728\u771f\u7a7a\u548cUV\u2013O3<\/sub>\u5904\u7406\u540e\u7684PL\uff08\u5de6\uff09\uff0cMAPbBr3<\/sub>\u5355\u6676\u5728\u771f\u7a7a\u548c\u7a7a\u6c14\u4e2d\u5904\u7406\u540e\u7684\u8367\u5149\u5bff\u547d\u3002<\/p>\n

2.4\u00a0<\/strong>\u7f3a\u9677\u5bc6\u5ea6\u8868\u5f81<\/strong>\u00a0<\/strong><\/p>\n

OIHPs\u6750\u6599\u7684\u7535\u8377\u7f3a\u9677\u5bc6\u5ea6\u7684\u51c6\u786e\u8868\u5f81\u5bf9\u4e8e\u7406\u89e3\u76f8\u5173\u7684\u5149\u7535\u7279\u6027\u81f3\u5173\u91cd\u8981\u3002\u73b0\u9636\u6bb5\u4ecd\u6709\u5f88\u591a\u7f3a\u9677\u6570\u636e\u672a\u77e5\u3002\u8f83\u65e9\u7684\u7528\u6765\u68c0\u6d4b\u7f3a\u9677\u5bc6\u5ea6\u7684\u65b9\u6cd5\u4e3a\u70ed\u5bfc\u7eb3\u8c31\u6cd5\uff0c\u8fd9\u79cd\u65b9\u6cd5\u80fd\u7ed9\u51fa\u4e0d\u540c\u6df1\u5ea6\u80fd\u7ea7\u5904\u7684\u7f3a\u9677\u6001\u5bc6\u5ea6\u3002\u7814\u7a76\u8868\u660e\uff0cMAPbI3<\/sub>\u591a\u6676\u8584\u819c\u4e0ePCBM\u548cC60<\/sub>\u7684\u7269\u7406\u63a5\u89e6\u53ef\u4ee5\u5c06\u6d45\u80fd\u7ea7\u548c\u6df1\u80fd\u7ea7\u964d\u4f4e1~2\u4e2a\u6570\u91cf\u7ea7\uff0c\u8868\u660e\u7f3a\u9677\u4e3b\u8981\u5728\u8584\u819c\u7684\u8868\u9762\uff08\u56fe7a\uff09\u3002\u4e3a\u4e86\u4e86\u89e3\u5355\u6676\u7684\u5185\u90e8\u7f3a\u9677\u5bc6\u5ea6\uff0c\u901a\u8fc7\u9677\u9631\u586b\u5145\u7a7a\u95f4\u7535\u8377\u9650\u5236\u7535\u6d41\u65b9\u6cd5\u6765\u8bc4\u4f30\u7f3a\u9677\u5bc6\u5ea6\uff08\u56fe7b\uff09\u3002<\/p>\n

\u4e86\u89e3\u7535\u5b50\u548c\u7a7a\u7a74\u7684\u7f3a\u9677\u5bc6\u5ea6\u53ef\u4ee5\u4e3a\u8bbe\u8ba1\u66f4\u597d\u6027\u80fd\u7684\u65b0\u578b\u9499\u949b\u77ff\u6750\u6599\u63d0\u4f9b\u66f4\u597d\u7684\u6761\u4ef6\u3002\u4e0d\u8fc7\uff0c\u73b0\u9636\u6bb5\u6d4b\u91cf\u7f3a\u9677\u5bc6\u5ea6\u7684\u65b9\u6cd5\u53ea\u80fd\u5f97\u5230\u603b\u7684\u7f3a\u9677\u5bc6\u5ea6\u3002\u4e3a\u4e86\u5c06\u7535\u5b50\u548c\u7a7a\u7a74\u5206\u5f00\uff0c\u56fe7c\u6240\u793a\u4e3a\u4ec5\u6709\u4e00\u79cd\u8f7d\u6d41\u5b50\u7684\u8f7d\u6d41\u5b50\u53d7\u4f53\u5c42\u7684\u5149\u7535\u5bfc\u5143\u4ef6\u3002<\/p>\n

\u56fe7 OIHPs<\/strong>\u7684\u7535\u8377\u7f3a\u9677\u5bc6\u5ea6\u548c\u8868\u9762\u949d\u5316<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a<\/strong>\uff09 <\/strong>\u901a\u8fc7C60<\/sub>\u548cPCBM\u7684\u8868\u9762\u949d\u5316\u964d\u4f4e\u6df1\u80fd\u7ea7\u7f3a\u9677\u548c\u6d45\u80fd\u7ea7\u7f3a\u9677\u7684\u7f3a\u9677\u6001\u5bc6\u5ea6\uff1b<\/p>\n

\uff08b<\/strong>\uff09<\/strong>MAPbI3<\/sub>\u5355\u6676\u5668\u4ef6\u7684\u7535\u6d41-\u7535\u538b\u56fe\uff1b<\/p>\n

\uff08c<\/strong>\uff09<\/strong>\u5bf9\u79f0\u6a2a\u5411\u63a5\u89e6\u88c5\u7f6e\u793a\u610f\u56fe\uff1b<\/p>\n

\uff08d<\/strong>\uff09<\/strong>\u5e26\u9699\u5185\u7684\u7f3a\u9677\u6001\u5bc6\u5ea6\uff08nt<\/sub>\uff09\u3002<\/p>\n

2.5 <\/strong>\u79bb\u5b50\u8fc1\u79fb\u7684\u4f5c\u7528<\/strong><\/p>\n

\u79bb\u5b50\u8fc1\u79fb\u662fOIHPs\u533a\u522b\u4e8e\u5176\u5b83\u5149\u4f0f\u6750\u6599\u7684\u72ec\u7279\u6027\u80fd\u3002\u672c\u6587\u4e3b\u8981\u5173\u6ce8\u79bb\u5b50\u8fc1\u79fb\u5bf9\u5668\u4ef6\u6548\u7387\u548c\u7a33\u5b9a\u6027\u7684\u5f71\u54cd\u3002\u79bb\u5b50\u8fc1\u79fb\u548c\u805a\u96c6\u53ef\u4ee5\u5f62\u6210\u5316\u5b66\u63ba\u6742\u6548\u5e94\uff0c\u8fd9\u662f\u5177\u6709p\u2013i\u2013n\u6216n\u2013i\u2013p\u7ed3\u6784\u7684\u9ad8\u6548\u592a\u9633\u80fd\u7535\u6c60\u7684\u6b27\u59c6\u63a5\u89e6\u7684\u7ed3\u679c\uff08\u56fe8a\uff09\u3002\u6700\u8fd1\u7684\u4e00\u9879\u7814\u7a76\u663e\u793a\uff0cn\u2013i\u2013p\u7ed3\u6784\u7684\u592a\u9633\u80fd\u7535\u6c60\u5b58\u5728\u53cd\u5e38\u5149\u751f\u4f0f\u6253\u6548\u5e94\uff08\u56fe8b\uff09\u3002\u5728MAPbI3<\/sub>\u3001MAPbBr3<\/sub>\u548cCsPbBr3<\/sub>\u4f5c\u4e3a\u6d3b\u6027\u5c42\u7684\u592a\u9633\u80fd\u7535\u6c60\u4e2d\u5747\u89c2\u5bdf\u5230\u4e86\u8fd9\u79cd\u6548\u5e94\u3002\u4e00\u4e9b\u7814\u7a76\u8868\u660e\uff0c\u79bb\u5b50\u8fc1\u79fb\u6709\u5229\u4e8e\u63d0\u9ad8\u6750\u6599\u7684\u77ed\u671f\u7a33\u5b9a\u6027\uff0c\u4f46\u4f1a\u524a\u5f31\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60\u7684\u957f\u671f\u7a33\u5b9a\u6027\u3002\u56fe8c\u8868\u660e\uff0c\u5668\u4ef6\u5728\u5149\u7167\u4e0b\u6027\u80fd\u8870\u51cf\uff0c\u5728\u6697\u5904\u653e\u7f6e\u4e00\u6bb5\u65f6\u95f4\u540e\uff0c\u6027\u80fd\u53ef\u4ee5\u90e8\u5206\u6216\u5b8c\u5168\u6062\u590d\u3002\u8fd9\u79cd\u81ea\u6108\u6548\u5e94\u5f88\u53ef\u80fd\u4e0e\u79bb\u5b50\u8fc1\u79fb\u6709\u5173\uff08\u56fe8d\uff09\u3002\u7531\u4e8e\u79bb\u5b50\u5728\u8584\u819c\u4e2d\u8fc1\u79fb\u6240\u7528\u65f6\u95f4\uff08\u51e0\u79d2\u6216\u51e0\u5206\u949f\uff09\u6bd4\u8584\u819c\u8001\u5316\u65f6\u95f4\uff08\u51e0\u5929\u6216\u51e0\u4e2a\u6708\uff09\u77ed\u5f88\u591a\uff0cMAPbI3<\/sub>\u548cPbI2<\/sub>\u4e4b\u95f4\u7684\u6676\u76f8\u8f6c\u53d8\u4fc3\u4f7f\u53ef\u9006\u7684\u79bb\u5b50\u8fc1\u79fb\uff0c\u6240\u4ee5\u79bb\u5b50\u8fc1\u79fb\u6709\u201c\u4fee\u590d\u201d\u5c40\u90e8\u6676\u683c\u7578\u53d8\u7684\u4f5c\u7528\u3002\u79bb\u5b50\u8fc1\u79fb\u5f15\u8d77\u7684\u81ea\u6108\u9700\u8981\u5bc6\u5c01\u6837\u54c1\uff0c\u9632\u6b62\u7269\u8d28\u6325\u53d1\u4ee5\u53ca\u8868\u9762\u4e0e\u7a7a\u6c14\u4e2d\u7269\u8d28\u53d1\u751f\u5316\u5b66\u53cd\u5e94\u3002\u4e00\u4e9b\u7814\u7a76\u5c06MAPbI3<\/sub>\u8584\u819c\u7684\u6676\u754c\u7528\u805a\u4e59\u70ef\u9187\u586b\u5145\uff0c\u9632\u6b62MA+<\/sup>\u9633\u79bb\u5b50\u7684\u6325\u53d1\uff0c\u4ece\u800c\u8d77\u5230\u589e\u5f3a\u5668\u4ef6\u7a33\u5b9a\u6027\u7684\u81ea\u6108\u6548\u5e94\uff08\u56fe8e\uff09\u3002<\/p>\n

\u56fe8 OIHPs<\/strong>\u4e2d\u7684\u79bb\u5b50\u8fc1\u79fb<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a<\/strong>\uff09<\/strong>MAPbI3<\/sub>\u592a\u9633\u80fd\u7535\u6c60\u5668\u4ef6\u4e2dp\u578b\u3001n\u578b\u539f\u4f4d\u63ba\u6742\u548c\u6b27\u59c6\u63a5\u89e6\u754c\u9762\u7b80\u56fe\uff1b<\/p>\n

\uff08b<\/strong>\uff09<\/strong>\u7535\u6781\u5316\u591a\u6676\u9499\u949b\u77ff\u8584\u819c\u4e2d\u7531\u4e8e\u5c40\u90e8\u79bb\u5b50\u805a\u96c6\u9020\u6210\u7684\u5206\u6563\u96a7\u9053\u7ed3\uff0c\u7531\u6b64\u9020\u6210\u7684\u9891\u5e26\u504f\u79fb\u548c\u53cd\u5e38\u5149\u751f\u4f0f\u6253\u6548\u5e94\uff1b<\/p>\n

\uff08c<\/strong>\uff09<\/strong>\u4e24\u79cd\u7c7b\u578b\u7684\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60\u7684\u81ea\u6108\u73b0\u8c61\uff1b<\/p>\n

\uff08d<\/strong>\uff09<\/strong>MAPbI3<\/sub>\u8584\u819c\u4e2d\uff0c\u7531\u4e8e\u5149\u751f\u8f7d\u6d41\u5b50\u7684\u91cd\u65b0\u5206\u914d\u9020\u6210\u7f3a\u9677\u6d53\u5ea6\u964d\u4f4e\uff1b<\/p>\n

\uff08e<\/strong>\uff09<\/strong>\u7528\u805a\u4e59\u70ef\u9187\u586b\u5145MAPbI3<\/sub>\u6676\u754c\u7684\u65b9\u5f0f\u5b9e\u73b0\u81ea\u6108\u7684\u56fe\u793a\u8bf4\u660e\u3002<\/p>\n

3. \u7ed3\u8bba\u4e0e\u5c55\u671b<\/strong><\/p>\n

\u8fc7\u53bb\u7684\u51e0\u5e74\u95f4\uff0c\u4eba\u4eec\u5728\u7406\u89e3OIHPs\u72ec\u7279\u7684\u7269\u7406\u6027\u8d28\u65b9\u9762\u53d6\u5f97\u4e86\u5de8\u5927\u7684\u8fdb\u6b65\u3002\u8fd9\u7bc7\u6587\u7ae0\u8ba8\u8bba\u4e86OIHPs\u6750\u6599\u7684\u672c\u5f81\u5149\u7535\u7279\u6027\uff0c\u5e76\u5c06\u8fd9\u4e9b\u7279\u6027\u4e0e\u5668\u4ef6\u7684\u6027\u80fd\u7ed3\u5408\u8ba8\u8bba\u3002\u6eb6\u6db2\u6cd5\u5408\u6210\u7684OIHPs\u6750\u6599\u7684\u5f88\u591a\u6027\u80fd\uff08\u5982\u5149\u5438\u6536\u3001\u8f7d\u6d41\u5b50\u7f3a\u9677\u6df1\u5ea6\u3001\u6fc0\u5b50\u7ed3\u5408\u548c\u7535\u8377\u6269\u6563\u957f\u5ea6\u7b49\uff09\u8fdc\u4f18\u4e8e\u9ad8\u6e29\u3001\u771f\u7a7a\u6cd5\u5408\u6210\u7684\u5171\u4ef7\u952e\u578b\u5149\u4f0f\u6750\u6599\uff08\u5982Si\u3001GaAs \u548c CdTe\uff09\u3002\u4f46\u73b0\u9636\u6bb5\u5bf9\u6750\u6599\u7684\u672c\u5f81\u5149\u7535\u6027\u8d28\uff08\u5982\u672c\u5f81\u7f3a\u9677\u6d53\u5ea6\u3001\u7535\u8377\u5c4f\u853d\u548c\u79bb\u5b50\u8fc1\u79fb\u7b49\uff09\u5bf9\u6027\u80fd\u7684\u5f71\u54cd\u7684\u7406\u89e3\u4ecd\u4e0d\u591f\u3002<\/p>\n

\u5c3d\u7ba1\u5728\u673a\u7406\u4e0a\u7684\u7814\u7a76\u53d6\u5f97\u4e86\u5f88\u5927\u7684\u8fdb\u6b65\uff0c\u4f46\u4ecd\u7136\u6709\u5f88\u591a\u91cd\u8981\u95ee\u9898\u9700\u8981\u8fdb\u4e00\u6b65\u63a2\u7d22\u3002MAPbI3<\/sub>\u7684\u94c1\u7535\u6027\u80fd\u4ecd\u9700\u8981\u8fdb\u4e00\u6b65\u7814\u7a76\uff0cFA+<\/sup>\u3001Rb+<\/sup>\u3001Cs+<\/sup>\u6216Co2+<\/sup>\u5bf9MA+<\/sup>\u9633\u79bb\u5b50\u53d6\u4ee3\u79bb\u5b50\u5c06\u4f1a\u4e3a\u7406\u89e3\u94c1\u7535\u5076\u6781\u5b50\u7684\u4f5c\u7528\u63d0\u4f9b\u4e00\u79cd\u9014\u5f84\u3002\u6700\u8fd1\u7684\u4e00\u4e9b\u7814\u7a76\u901a\u8fc7\u5f15\u5165\u5916\u754c\u79bb\u5b50\u3001\u8c03\u63a7\u7ec4\u6210\u7684\u65b9\u6cd5\u63d0\u9ad8\u5668\u4ef6\u6548\u7387\uff0c\u5916\u754c\u79bb\u5b50\u7684\u4f5c\u7528\u9700\u8981\u88ab\u8fdb\u4e00\u6b65\u7406\u89e3\uff0c\u6709\u5229\u4e8e\u8fdb\u4e00\u6b65\u8ba4\u8bc6\u5230\u5355\u4e00\u7ec4\u5206MAPbI3<\/sub>\u6750\u6599\u7684\u4e0d\u8db3\u3002\u53e6\u5916\u4e00\u4e2a\u65b9\u5411\u4e3a\u7406\u89e3\u6750\u6599\u672c\u5f81\u7279\u5f81\uff08\u7535\u3001\u529b\u3001\u5149\u5b66\u548c\u81ea\u65cb\u6027\u8d28\uff09\u4e0e\u5668\u4ef6\u6027\u8d28\u7684\u5185\u90e8\u5173\u8054\u3002\u5c3d\u7ba1OIHPs\u8f83\u5927\u7684\u6676\u683c\u5e38\u6570\u4f7f\u6750\u6599\u5177\u6709\u79bb\u5b50\u8fc1\u79fb\u6548\u5e94\uff0c\u4f46\u8fd9\u4e9b\u6027\u80fd\u5982\u4f55\u4f7f\u6750\u6599\u5177\u6709\u8f83\u5927\u4ecb\u7535\u5e38\u6570\u548c\u8f83\u597d\u7684\u7ed3\u6784\u7a33\u5b9a\u6027\u7684\u539f\u56e0\u4ecd\u4e0d\u6e05\u695a\u3002\u5bf9OIHPs\u6750\u6599\u72ec\u7279\u5149\u7535\u6027\u80fd\u7684\u7406\u89e3\u5c06\u4f1a\u4e3a\u53d1\u73b0\u65e0\u6bd2\u3001\u5728\u7a7a\u6c14\u4e2d\u80fd\u957f\u671f\u7a33\u5b9a\u5b58\u5728\u7684\u9499\u949b\u77ff\u5149\u5438\u6536\u5242\u63d0\u4f9b\u6761\u4ef6\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a<\/strong>Understanding the physical propertiesof hybrid perovskites for photovoltaicapplications<\/a>\uff08Nat. Rev. Mater., 2017, DOI: 10.1038\/natrevmats.2017.42\uff09<\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u6731\u6653\u79c0\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u6574\u7406\u7f16\u8f91\u3002<\/p>\n

\u6750\u6599\u725b\u7f51\u4e13\u6ce8\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u53ca\u884c\u4e1a\u8fdb\u5c55\uff0c\u8fd9\u91cc\u6c47\u96c6\u4e86\u5404\u5927\u9ad8\u6821\u7855\u535a\u751f\u3001\u4e00\u7ebf\u79d1\u7814\u4eba\u5458\u4ee5\u53ca\u884c\u4e1a\u4ece\u4e1a\u8005\uff0c\u5982\u679c\u60a8\u5bf9\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u8fdb\u5c55\uff0c\u89e3\u8bfb\u9ad8\u6c34\u5e73\u6587\u7ae0\u6216\u662f\u8bc4\u8ff0\u884c\u4e1a\u6709\u5174\u8da3\uff0c\u70b9\u6211\u52a0\u5165\u7f16\u8f91\u90e8<\/a>\u3002<\/p>\n

\u6750\u6599\u6d4b\u8bd5\uff0c\u6570\u636e\u5206\u6790\uff0c\u4e0a<\/strong>\u6d4b\u8bd5\u8c37<\/strong><\/a>\uff01<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

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