{"id":69421,"date":"2017-03-08T06:30:10","date_gmt":"2017-03-07T22:30:10","guid":{"rendered":"\/\/m.iemloyee.com\/?p=69421"},"modified":"2017-03-06T14:56:42","modified_gmt":"2017-03-06T06:56:42","slug":"nature%e5%ad%90%e5%88%8a%e9%95%bf%e8%bd%bd%e6%b5%81%e5%ad%90%e5%af%bf%e5%91%bd%e4%bd%8e%e4%bb%b7%e5%b8%a6%e6%b7%b7%e5%90%88%e9%94%a1%e9%93%85%e7%a2%98%e5%8c%96%e9%92%99%e9%92%9b%e7%9f%bf%e7%94%a8","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=69421","title":{"rendered":"Nature\u5b50\u520a:\u957f\u8f7d\u6d41\u5b50\u5bff\u547d\u4f4e\u4ef7\u5e26\u6df7\u5408\u9521\u94c5\u7898\u5316\u9499\u949b\u77ff\u7528\u4e8e\u5168\u9499\u949b\u77ff\u4e32\u8054\u592a\u9633\u80fd\u7535\u6c60"},"content":{"rendered":"

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

\u5728\u8fd1\u51e0\u5e74\uff0c\u6709\u673a\u65e0\u673a\u91d1\u5c5e\u5364\u5316\u9499\u949b\u77ff\u4f5c\u4e3a\u4e00\u79cd\u6781\u5177\u53d1\u5c55\u524d\u666f\u7684\u5149\u4f0f\u6750\u6599\u5f97\u5230\u4e86\u5168\u7403\u7814\u7a76\u4eba\u5458\u7684\u5bc6\u5207\u5173\u6ce8\uff0c\u7ecf\u8fc7\u8fd9\u4e9b\u5e74\u7684\u53d1\u5c55\uff0c\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60\u7684\u5149\u7535\u8f6c\u6362\u6548\u7387\u4ece\u6700\u521d\u76843.8%\u8dc3\u5347\u81f3\u73b0\u5982\u4eca\u768422.1%\u3002\u82e5\u8981\u60f3\u8fdb\u4e00\u6b65\u63d0\u9ad8\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60\u7684\u6548\u7387\uff0c\u7814\u7a76\u4eba\u5458\u66fe\u63d0\u51fa\u4e00\u79cd\u7406\u5ff5\uff0c\u5c31\u662f\u5c06\u5355\u8282\u592a\u9633\u80fd\u7535\u6c60\u53d8\u6210\u4e32\u8054\u592a\u9633\u80fd\u7535\u6c60\uff0c\u8fd9\u79cd\u592a\u9633\u80fd\u7535\u6c60\u662f\u9876\u7aef\u7684\u5bbd\u4ef7\u5e26\u7535\u6c60\u548c\u5e95\u7aef\u7684\u5e95\u4ef7\u5e26\u7535\u6c60\u4e32\u8054\u800c\u6210\u3002\u94c5\u548c\u9521\u5364\u5316\u9499\u949b\u77ff\u7535\u6c60\u5177\u6709\u4f18\u5f02\u7684\u4ef7\u5e26\u53ef\u8c03\u6027\uff0c\u975e\u5e38\u9002\u5408\u5e94\u7528\u4e8e\u4e32\u8054\u592a\u9633\u80fd\u7535\u6c60\u4e2d\u3002<\/p>\n

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

\u8fd1\u65e5\uff0c\u7f8e\u56fd\u6258\u83b1\u591a\u5927\u5b66<\/strong>Dewei Zhao<\/strong><\/span>\u6559\u6388\u548c\u9122\u708e\u53d1\u6559\u6388<\/strong>(<\/strong>\u5171\u540c\u901a\u8baf\u4f5c\u8005<\/strong>)<\/strong>\u5728Nature Energy<\/strong>\u4e0a\u53d1\u8868\u4e86\u4e00\u7bc7\u9898\u4e3a\u201cLow-bandgap mixed tin\u2013lead iodide perovskite absorbers with long carrier lifetimes for all-perovskite tandem solar cells<\/strong>\u201d\u7684\u6587\u7ae0\u3002\u6587\u4e2d\uff0c\u7814\u7a76\u4eba\u5458\u62a5\u9053\u4e86\u4e00\u79cd\u9ad8\u6548\u6df7\u5408\u94c5\u9521\u7898\u5316\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60\uff0c\u8be5\u7535\u6c60\u4ef7\u5e26\u7ea6\u4e3a1.25 eV\uff0c\u5f00\u8def\u7535\u538b\u9ad8\u81f30.85 V\uff0c\u5728700 nm\u81f3900 nm\u7684\u7ea2\u5916\u6ce2\u6bb5\u5916\u91cf\u5b50\u6548\u7387\u8d85\u8fc770%\uff0c\u77ed\u8def\u7535\u6d41\u5bc6\u5ea6\u8d85\u8fc729 mA\/cm2<\/sup>\u3002\u7814\u7a76\u4eba\u5458\u6240\u5236\u6210\u7684\u6700\u4f73\u6027\u80fd\u7535\u6c60\u6548\u7387\u6700\u5927\u53ef\u8fbe17.6%\uff0c\u8ba4\u8bc1\u6548\u7387\u4e3a17.01%\uff0c\u56de\u6ede\u6548\u5e94\u53ef\u5ffd\u7565\u4e0d\u8ba1\u3002\u5f53\u9876\u7aef\u9499\u949b\u77ff\u7535\u6c60\u4ef7\u5e26\u7ea6\u4e3a1.58 eV\u65f6\uff0c\u6240\u5236\u6210\u76844\u4e32\u8054\u592a\u9633\u80fd\u7535\u6c60\u7a33\u6001\u6548\u7387\u6700\u9ad8\u4e3a21.0%\u3002<\/p>\n

[\u81f4\u6b49\uff1a\u5f88\u62b1\u6b49\uff0c\u5c0f\u7f16\u672a\u80fd\u627e\u5230\u901a\u8baf\u4f5c\u8005Dewei Zhao\u786e\u5207\u7684\u4e2d\u6587\u540d\uff0c\u5728\u6b64\u8868\u793a\u8bda\u631a\u7684\u6b49\u610f\uff01]<\/strong><\/p>\n

\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n

\u56fe<\/strong>1.<\/strong>\u7535\u6c60\u5668\u4ef6\u7ed3\u6784\u793a\u610f\u56fe\u53ca\u6027\u80fd<\/strong><\/p>\n

<\/p>\n

(a)<\/strong>(FASnI3<\/sub>)0.6<\/sub>(MAPbI3<\/sub>)0.4<\/sub>\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60\u7684\u6a2a\u622a\u9762SEM\u56fe\uff0c\u9499\u949b\u77ff\u5438\u6536\u5c42\u539a\u5ea6\u4e3a620 nm<\/p>\n

(b)<\/strong>\u7535\u6c60\u6b63\u53cd\u626bJ-V\u66f2\u7ebf<\/p>\n

(c)<\/strong>EQE\u8c31\u56fe\u548c\u96c6\u6210\u77ed\u8def\u7535\u6d41\u5bc6\u5ea6<\/p>\n

(d)<\/strong>\u6700\u4f73\u6027\u80fd\u7535\u6c60\u7684\u7a33\u6001\u5149\u7535\u6d41\u548cPCE<\/p>\n

(e)<\/strong>\u7535\u6c60PCE\u76f4\u65b9\u56fe<\/p>\n

\u56fe<\/strong>2.(FASnI3<\/sub>)0.6<\/sub>(MAPbI3<\/sub>)0.4<\/sub><\/strong>\u9499\u949b\u77ff\u8584\u819c\u8868\u5f81<\/strong><\/p>\n

<\/p>\n

(a-d)<\/strong>(FASnI3<\/sub>)0.6<\/sub>(MAPbI3<\/sub>)0.4<\/sub>\u9499\u949b\u77ff\u8584\u819cSEM\u9876\u89c6\u56fe\uff0c\u819c\u539a\u5ea6\u5206\u522b\u4e3a400 nm\u3001510 nm\u3001620 nm\u548c1010 nm<\/p>\n

(e-h)<\/strong>(FASnI3<\/sub>)0.6<\/sub>(MAPbI3<\/sub>)0.4<\/sub>\u9499\u949b\u77ff\u8584\u819cSEM\u6a2a\u622a\u9762\u56fe\uff0c\u819c\u539a\u5ea6\u5206\u522b\u4e3a400 nm\u3001510 nm\u3001620 nm\u548c1010 nm<\/p>\n

(i)<\/strong>\u4e0d\u540c\u539a\u5ea6(FASnI3<\/sub>)0.6<\/sub>(MAPbI3<\/sub>)0.4<\/sub>\u9499\u949b\u77ff\u8584\u819c\u7684\u5438\u6536\u5149\u8c31<\/p>\n

(j)<\/strong>\u4e0d\u540c\u539a\u5ea6(FASnI3<\/sub>)0.6<\/sub>(MAPbI3<\/sub>)0.4<\/sub>\u9499\u949b\u77ff\u8584\u819c\u7684XRD\u8c31\u56fe<\/p>\n

(e)<\/strong>\u4e0d\u540c\u539a\u5ea6(FASnI3<\/sub>)0.6<\/sub>(MAPbI3<\/sub>)0.4<\/sub>\u9499\u949b\u77ff\u8584\u819c\u7684\u6807\u51c6\u5316\u65f6\u95f4\u5206\u8fa8\u5149\u81f4\u53d1\u5149\u8870\u51cf\u56fe<\/p>\n

\u56fe<\/strong>3.(FASnI3<\/sub>)0.6<\/sub>(MAPbI3<\/sub>)0.4<\/sub><\/strong>\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60\u7684<\/strong>EQE<\/strong>\u8c31\u56fe<\/strong><\/p>\n

<\/p>\n

(a)<\/strong>\u4e0d\u540c\u7535\u6c60\u7684EQE\u8c31\u56fe\uff0c(FASnI3<\/sub>)0.6<\/sub>(MAPbI3<\/sub>)0.4<\/sub>\u5438\u6536\u5c42\u539a\u5ea6\u5206\u522b\u4e3a400 nm\u3001510 nm\u3001620 nm\u548c1010 nm<\/p>\n

(b)<\/strong>\u4e0d\u540c\u7535\u6c60\u4e4b\u95f4\u7684EQE\u5dee\u5f02\u53d8\u5316\u56fe\uff0c(FASnI3<\/sub>)0.6<\/sub>(MAPbI3<\/sub>)0.4<\/sub>\u5438\u6536\u5c42\u539a\u5ea6\u5206\u522b\u4e3a510 nm\u3001620 nm\u548c1010 nm<\/p>\n

\u56fe<\/strong>4.<\/strong>\u56db\u4e32\u8054\u9499\u949b\u77ff\u7535\u6c60\u7279\u6027<\/strong><\/p>\n

<\/p>\n

(a)<\/strong>\u4e0d\u540c\u4ef7\u5e26\u9499\u949b\u77ff\u7535\u6c60\u7684\u6b63\u53cd\u626bJ-V\u66f2\u7ebf\u56fe\uff0c\u7ea2\u8272\u662f\u6307\u6709\u5149\u5b66\u6ee4\u7247<\/p>\n

(b)<\/strong>\u9876\u7aef\u5bbd\u4ef7\u5e26(1.58 eV)\u9499\u949b\u77ff\u7535\u6c60\u548c\u6ee4\u7247\u4f4e\u7aef\u4f4e\u4ef7\u5e26(1.25 eV)\u9499\u949b\u77ff\u7535\u6c60\u7684EQE\u8c31\u56fe\uff0c\u77ed\u8def\u7535\u6d41\u5bc6\u5ea6\u5206\u522b\u4e3a20.0 mA\/cm2<\/sup>\u548c4.8 mA\/cm2<\/sup><\/p>\n

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

\u672c\u6587\u62a5\u9053\u4e00\u79cd\u9ad8\u6548\u4f4e\u4ef7\u5e26\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60\uff0c\u5176\u6700\u9ad8\u6548\u7387\u53ef\u8fbe17.6%\uff0c\u6240\u5236\u6210\u7684\u56db\u4e32\u8054\u9499\u949b\u77ff\u7535\u6c60\u6548\u7387\u63a5\u8fd121%\uff0c\u8be5\u5de5\u4f5c\u4e3a\u5236\u9020\u9ad8\u6548\u5168\u9499\u949b\u77ff\u4e32\u8054\u7535\u6c60\u63d0\u4f9b\u4e86\u91cd\u8981\u7684\u5b9e\u9a8c\u4f9d\u636e\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5<\/strong>\uff1aLow-bandgap mixed tin\u2013lead iodide perovskite absorbers with long carrier lifetimes for all-perovskite tandem solar cells<\/a>(Nature Energy, 2017, DOI: 10.1038\/nenergy.2017.18)<\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u65b0\u80fd\u6e90\u7ec4 Jon \u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u7f16\u8f91\u6574\u7406\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\u6750\u6599\u4eba\u7f16\u8f91\u90e8<\/a>\uff0c\u53c2\u4e0e\u65b0\u80fd\u6e90\u8bdd\u9898\u8ba8\u8bba\u8bf7\u52a0\u5165\u201c\u6750\u6599\u4eba\u65b0\u80fd\u6e90\u6750\u6599\u4ea4\u6d41\u7fa4 422065952\u201d<\/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":"

\u3010\u5f15\u8a00\u3011 \u5728\u8fd1\u51e0\u5e74\uff0c\u6709\u673a\u65e0\u673a\u91d1\u5c5e\u5364\u5316\u9499\u949b\u77ff\u4f5c\u4e3a\u4e00\u79cd\u6781\u5177\u53d1\u5c55\u524d\u666f\u7684\u5149\u4f0f\u6750\u6599\u5f97\u5230\u4e86\u5168\u7403\u7814\u7a76\u4eba\u5458\u7684\u5bc6\u5207\u5173\u6ce8\uff0c\u7ecf\u8fc7\u8fd9\u4e9b\u5e74\u7684\u53d1\u5c55\uff0c\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60\u7684\u5149\u7535\u8f6c\u6362\u6548\u7387\u4ece\u6700\u521d\u76843…<\/p>\n","protected":false},"author":2136,"featured_media":69435,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[1029],"class_list":["post-69421","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-jiedu","tag-1029"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/69421"}],"collection":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/users\/2136"}],"replies":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=69421"}],"version-history":[{"count":5,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/69421\/revisions"}],"predecessor-version":[{"id":69823,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/69421\/revisions\/69823"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/media\/69435"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=69421"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=69421"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=69421"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}