{"id":131781,"date":"2018-03-25T06:30:29","date_gmt":"2018-03-24T22:30:29","guid":{"rendered":"\/\/m.iemloyee.com\/?p=131781"},"modified":"2018-03-26T17:47:38","modified_gmt":"2018-03-26T09:47:38","slug":"%e9%99%95%e5%b8%88%e5%a4%a7%e5%88%98%e7%94%9f%e5%bf%a0%e6%95%99%e6%8e%88%e8%af%be%e9%a2%98%e7%bb%84acs-energy-lett-%e9%80%9a%e8%bf%87%e9%97%b4%e9%9a%99%e6%8e%ba%e6%9d%82mn%e7%a6%bb%e5%ad%90%e5%be%97","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=131781","title":{"rendered":"\u9655\u5e08\u5927\u5218\u751f\u5fe0\u6559\u6388\u8bfe\u9898\u7ec4ACS Energy Lett.: \u901a\u8fc7\u95f4\u9699\u63ba\u6742Mn\u79bb\u5b50\u5f97\u5230\u7834\u7eaa\u5f55\u768413.47%\u6548\u7387\u7684\u65e0\u673a\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60"},"content":{"rendered":"

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

\u6709\u673a-\u65e0\u673a\u6742\u5316\u9499\u949b\u77ff\u7535\u6c60\u56e0\u5176\u7406\u60f3\u7684\u7981\u5e26\u5bbd\u5ea6\uff0c\u4f18\u5f02\u7684\u8f7d\u6d41\u5b50\u4f20\u8f93\u6027\u80fd\u7b49\u4e00\u76f4\u5907\u53d7\u5173\u6ce8\u3002\u4f46\u7531\u4e8e\u6709\u673a\u79bb\u5b50\u7684\u6613\u6325\u53d1\u6613\u5206\u89e3\u7b49\u95ee\u9898\u4e00\u76f4\u5236\u7ea6\u7740\u5176\u8fdb\u4e00\u6b65\u53d1\u5c55\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u65e0\u673a\u9499\u949b\u77ff\u6750\u6599\u56e0\u5176\u4f18\u5f02\u7684\u7a33\u5b9a\u6027\u6210\u4e3a\u7814\u7a76\u8005\u4eec\u65b0\u7684\u5173\u6ce8\u70ed\u70b9\u3002\u4e0d\u8fc7\u901a\u5e38\u5236\u5907\u7684\u65e0\u673a\u9499\u949b\u77ff\u6676\u7c92\u8f83\u5c0f\uff0c\u6676\u754c\u8f83\u591a\uff0c\u8f7d\u6d41\u5b50\u4f20\u5bfc\u65f6\u5728\u6676\u754c\u5904\u6613\u590d\u5408\uff0c\u8fd9\u9650\u5236\u4e86\u5176\u5149\u7535\u8f6c\u6362\u6548\u7387\u3002\u5728\u8be5\u7814\u7a76\u4e2d\uff0c\u4f5c\u8005\u91c7\u7528Mn\u79bb\u5b50\u63ba\u6742\u65e0\u673a\u9499\u949b\u77ff\u8584\u819c\uff0c\u589e\u5927\u4e86\u6676\u7c92\uff0c\u949d\u5316\u4e86\u8868\u9762\uff0c\u51cf\u5c0f\u4e86\u7535\u8377\u590d\u5408\uff0c\u6700\u7ec8\u5f97\u5230\u7684\u5668\u4ef6V<\/em>OC<\/sub> \u9ad8\u8fbe1.17 V\uff0cJ<\/em>SC<\/sub> \u4e3a14.37 mA\/cm2<\/sup>\uff0cFF 80.0%\uff0c\u5149\u7535\u8f6c\u6362\u6548\u7387\u4e3a13.47%\u3002\u8fd9\u662f\u76ee\u524d\u5df2\u77e5\u7684\u65e0\u673a\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60\u7684\u6700\u9ad8\u6548\u7387\u3002<\/p>\n

\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n

\u8fd1\u65e5\uff0c\u9655\u897f\u5e08\u8303\u5927\u5b66\u9655\u897f\u5e08\u8303\u5927\u5b66\u9773\u5fd7\u6587\u535a\u58eb\uff0c\u738b\u5029\u535a\u58eb\u548c\u5218\u751f\u5fe0\u6559\u6388<\/strong> (<\/strong>\u5171\u540c\u901a\u8baf\u4f5c\u8005<\/strong>)<\/strong>\uff0c\u7855\u58eb\u751f\u767d\u4e1c\u826f\u548c\u5f20\u9759\u8339\uff08\u5171\u540c\u4e00\u4f5c\uff09<\/strong>\u5728 ACS Energy Letters<\/strong>\u4e0a\u53d1\u8868\u4e86\u4e00\u7bc7\u540d\u4e3a \u201cInterstitial Mn2<\/sub>+-Driven High-Aspect-Ratio Grain Growth for Low-Trap-Density Microcrystalline Film for Record Efficiency CsPbI2<\/sub>Br Solar Cells<\/strong>\u201d \u7684\u6587\u7ae0\u3002\u5728\u8fd9\u6b21\u7814\u7a76\u4e2d\uff0c\u7814\u7a76\u8005\u4f7f\u7528\u4e86Mn\u79bb\u5b50\u63ba\u6742\u65e0\u673a\u9499\u949b\u77ff\u8584\u819c\u3002\u7814\u7a76\u53d1\u73b0\uff0cMn\u79bb\u5b50\u63ba\u6742\u589e\u5927\u4e86\u6676\u7c92\uff0c\u949d\u5316\u4e86\u8868\u9762\uff0c\u51cf\u5c0f\u4e86\u7535\u8377\u590d\u5408\u3002\u540c\u65f6\uff0c\u5927\u6676\u7c92\u7684\u9499\u949b\u77ff\u8584\u819c\u758f\u6c34\u6027\u589e\u5927\uff0c\u4e0d\u6613\u53d1\u751f\u76f8\u53d8\uff0c\u5668\u4ef6\u7a33\u5b9a\u6027\u6709\u4e00\u5b9a\u7684\u63d0\u9ad8\u3002<\/p>\n

\u3010\u56fe\u6587\u7b80\u4ecb\u3011<\/strong><\/p>\n

\u56fe\u4e00\uff1a\u5668\u4ef6\u7ed3\u6784\u56fe\u548cMn\u63ba\u6742\u65b9\u5f0f\u7684\u7814\u7a76<\/strong><\/p>\n

\"\"<\/p>\n

(a) \u5668\u4ef6\u7684\u7ed3\u6784\u793a\u610f\u56fe\u548cMn\u79bb\u5b50\u63ba\u6742\u6a21\u578b\uff1a\u95f4\u9699\u63ba\u6742\u548c\u53d6\u4ee3\u63ba\u6742;
\n (b) \u5b8c\u6574\u5668\u4ef6SEM\u622a\u9762\u56fe;
\n (c) \u63ba\u6742\u4e0d\u540c\u6d53\u5ea6\u7684MnCl2<\/sub>\u7684CsPbBrI2<\/sub>\u8584\u819c\u7684XRD\u8c31\u56fe;
\n (d) XRD\u8c31\u56fe\u7684\u5c40\u90e8\u653e\u5927\u56fe\u3002<\/p>\n

\u56fe\u4e8c\uff1a\u9499\u949b\u77ff\u8584\u819c\u6676\u7c92\u5927\u5c0f\u53d8\u5316<\/strong><\/p>\n

\u63ba\u6742\u4e0d\u540c\u6d53\u5ea6MnCl2<\/sub>\u7684CsPbBrI2<\/sub>\u8584\u819c\u7684SEM\u5e73\u9762\u56fe\u3001\u653e\u5927\u7684SEM\u5e73\u9762\u56fe\u3001\u63a5\u89e6\u89d2\u548c\u5e73\u9762\u5206\u5e03\u76f4\u65b9\u56fe:<\/p>\n

\"\"<\/p>\n

(a)-(c) \u4e0d\u542bMnCl2<\/sub>;
\n (d)-(f) 0.5% MnCl2<\/sub>;
\n (g)-(i) 1% MnCl2<\/sub>;
\n (j)-(l) 2%MnCl2<\/sub>\u3002<\/p>\n

\u56fe\u4e09\uff1a<\/strong>Mn<\/strong>\u79bb\u5b50\u63ba\u6742\u65b9\u5f0f\u7684\u6d4b\u8bd5<\/strong><\/p>\n

\"\"<\/p>\n

(a) \u63ba\u6742\u548c\u672a\u63ba\u6742MnCl2<\/sub>\u7684CsPbBrI2<\/sub>\u8584\u819c\u4e2d\u7684\u5404\u5143\u7d20XPS\u8303\u56f4\u7684\u53d8\u5316;
\n (b) MnCl2<\/sub>\u63ba\u6742\u7684CsPbBrI2<\/sub>\u8584\u819c\u7684\u5782\u76f4\u8868\u9762\u6210\u5206\u5206\u6790(\u901a\u8fc7\u8680\u523b\u548cXPS\u8868\u5f81\u5f97\u51fa);
\n (c) 2%MnCl2<\/sub>\u63ba\u6742\u7684CsPbBrI2<\/sub>\u8584\u819c\u7684EDS\u9762\u626b\u5206\u6790\u3002<\/p>\n

\u56fe\u56db\uff1a<\/strong>MnCl2<\/sub><\/strong>\u63ba\u6742\u540e\u7ed3\u6676\u8fc7\u7a0b\u793a\u610f\u56fe\u548c<\/strong>CsPbBrI2<\/sub><\/strong>\u8584\u819c\u7684\u5149\u5b66\u548c\u7535\u5b66\u6d4b\u8bd5<\/strong><\/p>\n

\"\"<\/p>\n

(a) MnCl2<\/sub>\u63ba\u6742\u7684\u7ed3\u6676\u3001\u6676\u7c92\u957f\u5927\u548c\u8868\u9762\u949d\u5316\u539f\u7406\u56fe;
\n (b) \u4e0d\u540c\u6d53\u5ea6MnCl2<\/sub>\u63ba\u6742\u7684\u5149\u5438\u6536\u8303\u56f4;
\n (c) \u4e0d\u540c\u6d53\u5ea6MnCl2<\/sub>\u63ba\u6742\u7684\u8367\u5149\u8303\u56f4;
\n (d) \u4e0d\u540c\u6d53\u5ea6MnCl2<\/sub>\u63ba\u6742\u7684\u8367\u5149\u5bff\u547d;
\n (e) \u4e0d\u540c\u6d53\u5ea6MnCl2<\/sub>\u63ba\u6742\u7684\u6697\u6001I-V\u8c31\u56fe;
\n (f) \u4e0d\u540c\u6d53\u5ea6MnCl2<\/sub>\u63ba\u6742\u7684\u963b\u6297\u8c31\u56fe;
\n (g) \u4e0d\u540c\u6d53\u5ea6MnCl2<\/sub>\u63ba\u6742\u7684\u83ab\u7279-\u8096\u7279\u57fa\u62df\u5408\u7684C-V\u66f2\u7ebf\u3002<\/p>\n

\u56fe\u4e94\uff1a<\/strong>\u4e0d\u540c\u6d53\u5ea6MnCl2<\/sub>\u63ba\u6742\u7684\u5668\u4ef6\u6027\u80fd\u5bf9\u6bd4<\/strong><\/p>\n

\"\"<\/p>\n

(a) \u5668\u4ef6\u7684J-V\u66f2\u7ebf;
\n (b) \u5bf9\u6bd4\u5668\u4ef6\u7684EQE\u66f2\u7ebf;
\n (c) \u5bf9\u6bd4\u5668\u4ef6\u7684PCE\u7edf\u8ba1\u5206\u5e03;
\n (d) \u6700\u4f18\u5668\u4ef6\u7684\u6b63\u53cd\u626b;
\n (e) \u5668\u4ef6I-t\u66f2\u7ebf\u548cPCE-t\u66f2\u7ebf;
\n (f) \u5668\u4ef6\u7684\u7a33\u5b9a\u6027\u6d4b\u8bd5\u3002<\/p>\n

\u8868\u4e00\uff1a\u4e0d\u540c\u6d53\u5ea6<\/strong>MnCl2<\/sub><\/strong>\u63ba\u6742\u7684<\/strong>CsPbBrI2<\/sub><\/strong>\u5668\u4ef6\u7684\u53c2\u6570<\/strong><\/p>\n

\"\"<\/p>\n

\u3010\u5c0f\u7ed3<\/strong>\u3011<\/p>\n

\u7814\u7a76\u8868\u660e\uff0cMn\u79bb\u5b50\u7684\u63ba\u6742\u53ef\u4ee5\u6709\u6548\u63d0\u9ad8\u5668\u4ef6\u7684\u6027\u80fd\u3002Mn\u79bb\u5b50\u7684\u63ba\u6742\u80fd\u591f\u6709\u6548\u5730\u4f7f\u6676\u7c92\u957f\u5927\uff0c\u949d\u5316\u8868\u9762\uff0c\u6700\u7ec8\u4f7f\u65e0\u673aCsPbBrI2<\/sub>\u592a\u9633\u80fd\u7535\u6c60\u6548\u7387\u63d0\u9ad8\u523013.47%\uff0c\u8fd9\u662f\u76ee\u524d\u5df2\u77e5\u7684\u65e0\u673a\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60\u7684\u6700\u9ad8\u6548\u7387\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a<\/strong>Interstitial Mn2+<\/sup>-Driven High-Aspect-Ratio Grain Growth for Low-Trap-Density Microcrystalline Film for Record Efficiency CsPbI2<\/sub>Br Solar Cells<\/a> (ACS Energy Lett. 2018, DOI:\u00a010.1021\/acsenergylett.8b00270)<\/p>\n

\u56e2\u961f\u4ecb\u7ecd\uff1a<\/p>\n

\u5218\u751f\u5fe0\u6559\u6388\u9886\u5bfc\u7684\u56e2\u961f\u662f\u56fd\u5185\u5916\u8f83\u65e9\u4ece\u4e8b\u9499\u949b\u77ff\u592a\u9633\u7535\u6c60\u7814\u7a76\u7684\u56e2\u961f\u4e4b\u4e00\u3002\u56e2\u961f\u7814\u53d1\u4e86\u9499\u949b\u77ff\u5355\u6676\u751f\u957f\u65b0\u65b9\u6cd5\uff0c\u6210\u529f\u5236\u5907\u4e86\u8d85\u5927\u5c3a\u5bf8\u9499\u949b\u77ff\u5355\u6676\uff0c\u5404\u65b9\u9762\u6307\u6807\u5747\u9886\u5148\u9886\u57df\u5148\u8fdb\u6c34\u5e73\u3010Adv. Mater. 2015<\/strong>, 27, 5176-5183; Adv Mater. 2016<\/strong>, 28, 9204-9209; Adv. Opt. Mater. 2016<\/strong>, 4, 1829-1837\u3011\u3002\u5728\u5e73\u9762\u578b\u9499\u949b\u77ff\u7535\u6c60\u548c\u67d4\u6027\u9499\u949b\u77ff\u7535\u6c60\u65b9\u9762\uff0c\u5747\u5148\u540e\u51e0\u6b21\u62a5\u9053\u4e86\u9886\u57df\u6700\u9ad8\u6548\u7387 \u3010Adv. Mater. 2016, 28, 5206-5213; Energy Environ. Sci. 2015, 8, 3208-3214; Energy Environ. Sci. 2016<\/strong>, 9, 3071-3078; Adv. Energy Mater. 2018<\/strong>, 8, 1701757.\u3011\u3002\u7279\u522b\u662f\u91c7\u7528\u72ec\u7279\u7684\u754c\u9762\u4fee\u9970\u65b9\u6cd5\u548c\u53cc\u6e90\u5171\u84b8\u6cd5\uff0c\u5e73\u9762\u5f02\u8d28\u7ed3\u7535\u6c60\u6548\u7387\u8d85\u8fc7\u4e8620%\uff1b\u53d1\u5c55\u4e86\u4f18\u8d28\u7684TiO2<\/sub>\u548cNb2<\/sub>O5<\/sub>\u7535\u5b50\u4f20\u8f93\u5c42\u7684\u4f4e\u6e29\u6c89\u79ef\u5de5\u827a\uff0c\u5236\u5907\u7684\u67d4\u6027\u9499\u949b\u77ff\u7535\u6c60\u6548\u7387\u8fbe\u523018.32%\u3002\u8fd1\u671f\uff0c\u5728\u65e0\u673a\u9499\u949b\u77ff\u91cf\u5b50\u70b9\u53ca\u592a\u9633\u80fd\u7535\u6c60\u65b9\u5411\u4e5f\u53d6\u5f97\u4e86\u4e00\u4e9b\u8fdb\u5c55 \u3010ACS Energy Lett. 2017<\/strong>, 2, 1479-1486; Adv. Energy Mater. 2018<\/strong>, 1703246; ACS Appl. Mater. Interfaces.<\/em> 2018<\/strong>, 10<\/em>, 7145-7154.\u3011\u3002\u8fd9\u4e9b\u6210\u679c\u90fd\u8fbe\u5230\u4e86\u540c\u7c7b\u7814\u7a76\u7684\u56fd\u9645\u5148\u8fdb\u6c34\u5e73\u3002<\/p>\n

\u4ee5\u4e0a\u8d44\u6599\u6765\u81ea\u9655\u897f\u5e08\u8303\u5927\u5b66\u5218\u751f\u5fe0\u6559\u6388\u8bfe\u9898\u7ec4\uff0c\u7279\u6b64\u611f\u8c22\uff01<\/p>\n

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