{"id":198392,"date":"2020-03-20T06:40:05","date_gmt":"2020-03-19T22:40:05","guid":{"rendered":"\/\/m.iemloyee.com\/?p=198392"},"modified":"2020-03-19T18:17:57","modified_gmt":"2020-03-19T10:17:57","slug":"%e8%a5%bf%e5%8d%97%e4%ba%a4%e5%a4%a7%e6%9d%a8%e7%bb%b4%e6%b8%85advanced-functional-materials%ef%bc%9a%e8%b6%85%e5%bf%ab%e7%83%ad%e5%8a%9b%e5%ad%a6%e6%8e%a7%e5%88%b6%e6%8f%90%e9%ab%98","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=198392","title":{"rendered":"\u897f\u5357\u4ea4\u5927\u6768\u7ef4\u6e05Advanced\u00a0Functional\u00a0Materials\uff1a\u8d85\u5feb\u70ed\u529b\u5b66\u63a7\u5236\u63d0\u9ad8\u9499\u949b\u77ff\u7eb3\u7c73\u6676\u6676\u4f53\u8d28\u91cf"},"content":{"rendered":"

\u9ad8\u6e29\u70ed\u6ce8\u5165\u6cd5\u662f\u5e7f\u6cdb\u5e94\u7528\u4e8e\u591a\u4e2a\u9886\u57df\u7684\u7ecf\u5178\u5316\u5b66\u5408\u6210\u65b9\u6cd5\uff0c\u8be5\u65b9\u6cd5\u7684\u7279\u70b9\u4e4b\u4e00\u662f\u9700\u8981\u5916\u90e8\u7269\u7406\u51b7\u5374\u6765\u4f7f\u7cfb\u7edf\u70ed\u529b\u5b66\u4f4e\u4e8e\u53cd\u5e94\u9608\u503c\u4ece\u800c\u5feb\u901f\u7ec8\u6b62\u5316\u5b66\u5408\u6210\u3002\u5c24\u5176\u662f\u5408\u6210\u9499\u949b\u77ff\u91cf\u5b50\u70b9\uff0c\u6ce8\u5165\u524d\u9a71\u4f53\u540e\u51e0\u79d2\u949f\u5c31\u9700\u8981\u901a\u8fc7\u5916\u90e8\u51b7\u5374\u4f7f\u5408\u6210\u7ec8\u6b62\uff0c\u4ece\u800c\u83b7\u5f97\u9ad8\u8d28\u91cf\u91cf\u5b50\u70b9\u3002\u81ea\u4ece\u9ad8\u6e29\u70ed\u6ce8\u5165\u6cd5\u4e8e2015\u5e74\u88ab\u5e94\u7528\u4e8e\u5408\u6210\u9499\u949b\u77ff\u91cf\u5b50\u70b9\u4ee5\u6765\uff0c\u57fa\u4e8e\u8be5\u65b9\u6cd5\u5408\u6210\u7684\u9499\u949b\u77ff\u91cf\u5b50\u70b9\u5728LED\uff0c\u592a\u9633\u80fd\u7535\u6c60\uff0c\u5149\u7535\u63a2\u6d4b\u7b49\u591a\u4e2a\u9886\u57df\u90fd\u53d6\u5f97\u663e\u8457\u7684\u79d1\u7814\u6210\u679c\u3002\u7136\u800c\u5173\u4e8e\u5982\u4f55\u66f4\u9ad8\u6548\u5730\u4f7f\u53cd\u5e94\u7cfb\u7edf\u70ed\u529b\u5b66\u4f4e\u4e8e\u53cd\u5e94\u9608\u503c\u4e00\u76f4\u6ca1\u6709\u5f97\u5230\u5f88\u597d\u7684\u7814\u7a76\uff0c\u51b0\u6c34\u662f\u76ee\u524d\u6700\u5e7f\u6cdb\u4f7f\u7528\u548c\u6700\u9ad8\u6548\u7684\u51b7\u5374\u4ecb\u8d28\uff0c\u4f46\u5176\u5b58\u5728\u660e\u663e\u7684\u7f3a\u70b9\u3002\u9996\u5148\uff0c\u51b0\u6c34\u6e29\u5ea6\u4ec5\u4e3a0\u2103\uff0c\u51b7\u5374\u901f\u7387\u6709\u9650\u3002\u5176\u6b21\uff0c\u51b0\u6c34\u4e3a\u6781\u6027\u6eb6\u5242\u4e0d\u80fd\u76f4\u63a5\u52a0\u5165\u5230\u70e7\u74f6\u8fdb\u884c\u51b7\u5374\uff0c\u9694\u7740\u70e7\u74f6\u5bf9\u6eb6\u6db2\u8fdb\u884c\u51b7\u5374\u8fdb\u4e00\u6b65\u663e\u8457\u5730\u9650\u5236\u4e86\u5176\u51b7\u5374\u901f\u7387\u3002\u6b64\u5916\uff0c\u9694\u7740\u70e7\u74f6\u7684\u51b7\u5374\u8fd8\u4f1a\u4f7f\u51b7\u5374\u4e0d\u5747\u5300\uff0c\u8fd9\u4e0d\u4ec5\u4f1a\u8fdb\u4e00\u6b65\u5bfc\u81f4\u53cd\u5e94\u4e0d\u5747\u5300\uff0c\u6676\u7c92\u5c3a\u5bf8\u7684\u4e0d\u5747\u5300\uff0c\u8fd8\u4f1a\u4e25\u91cd\u5730\u6291\u5236\u8be5\u65b9\u6cd5\u5e94\u7528\u4e8e\u5de5\u4e1a\u751f\u4ea7\u7684\u5927\u6279\u91cf\u5408\u6210\uff0c\u589e\u52a0\u6210\u672c\u3002<\/p>\n

\u9274\u4e8e\u6b64\uff0c\u5728\u897f\u5357\u4ea4\u901a\u5927\u5b66\u6768\u7ef4\u6e05\u6559\u6388\u6307\u5bfc\u4e0b\uff0c\u5b66\u751f\u9a86\u8d85\u548c\u95eb\u6210\u9996\u6b21\u63d0\u51fa\u7528\u6db2\u6c2e\u6765\u5bf9\u9ad8\u6e29\u53cd\u5e94\u7cfb\u7edf\u7684\u8d85\u5feb\u70ed\u529b\u5b66\u63a7\u5236\u65b9\u6cd5\u3002\u9996\u5148\u6db2\u6c2e\u6e29\u5ea6\u4e3a-196\u2103\uff0c\u8fdc\u8fdc\u4f4e\u4e8e\u4f20\u7edf\u51b0\u6c34\u3002\u5176\u6b21\uff0c\u6db2\u6c2e\u4e3a\u60f0\u6027\u4ecb\u8d28\uff0c\u53ef\u76f4\u63a5\u52a0\u5165\u5230\u53cd\u5e94\u9ad8\u6e29\u6eb6\u6db2\u4e2d\uff0c\u5728\u4e0d\u5f71\u54cd\u672c\u5f81\u6676\u4f53\u7ed3\u6784\u7684\u540c\u65f6\u80fd\u4f7f\u51b7\u5374\u7684\u6548\u7387\u548c\u5747\u5300\u6027\u5927\u5e45\u63d0\u5347\uff0c\u514b\u670d\u4e86\u4f20\u7edf\u51b7\u5374\u4ecb\u8d28\u5e26\u6765\u7684\u8bf8\u591a\u7f3a\u70b9\u3002\u57fa\u4e8e\u6b64\u8d85\u5feb\u70ed\u529b\u5b66\u63a7\u5236\u53ef\u4ee5\u4ee5\u4f20\u7edf\u65b9\u6cd533\u500d\u7684\u901f\u7387\u4f7f\u53cd\u5e94\u7a81\u7136\u7ec8\u6b62\uff0c\u5feb\u901f\u51bb\u4f4f\u9ad8\u6e29\u83b7\u5f97\u7684\u4f18\u5f02\u6676\u4f53\u8d28\u91cf\uff0c\u6709\u6548\u5730\u907f\u514d\u4e86\u4f20\u7edf\u65b9\u6cd5\u5728\u4f4e\u6e29\u9636\u6bb5\u957f\u65f6\u95f4\u505c\u7559\u5bfc\u81f4\u7684\u6676\u4f53\u8d28\u91cf\u53d8\u5dee\u548c\u6676\u7c92\u4e0d\u5747\u5300\u6027\u3002\u6b64\u5916\uff0c\u57286\u79d2\u5185\u9ad8\u8fbe373 K\u7684\u6e29\u5dee\u53ef\u4ee5\u5c06\u53cd\u5e94\u6eb6\u6db2\u8fc5\u901f\u56fa\u5316\u3002\u5f97\u76ca\u4e8e\u6b64\u7b56\u7565\uff0c\u5408\u6210\u7684\u84dd\u5149\u9499\u949b\u77ffCsPbBrx<\/sub>Cl3-x<\/sub>\u91cf\u5b50\u70b9\u4e0d\u4ec5\u62e5\u6709\u9ad8\u7684\u53d1\u5149\u6548\u7387\u8fd8\u62e5\u6709\u9ad8\u7684\u7a33\u5b9a\u6027\u3002\u8be5\u5de5\u4f5c\u4e3a\u4e0d\u4ec5\u4e3a\u5408\u6210\u66f4\u9ad8\u8d28\u91cf\u9499\u949b\u77ff\u91cf\u5b50\u70b9\u63d0\u4f9b\u4e86\u4e00\u79cd\u65b0\u7b56\u7565\uff0c\u8fd8\u53ef\u4ee5\u62d3\u5c55\u5230\u5176\u4ed6\u9886\u57df\u7684\u9ad8\u6e29\u70ed\u6ce8\u5165\u5408\u6210\u4e2d\uff0c\u800c\u4f5c\u4e3a\u4e00\u79cd\u901a\u7528\u7684\u9ad8\u6548\u5316\u5b66\u5408\u6210\u65b9\u6cd5\u3002\u76f8\u5173\u7814\u7a76\u4ee5\u9898\u4e3a\u201cUltrafast-Thermodynamic Control for Stable and Efficient<\/b><\/strong>\u00a0Mixed Halide Perovskite Nanocrystals<\/b><\/strong>\u201d\u53d1\u8868\u4e8eAdv<\/i><\/b><\/em><\/strong>anced<\/i><\/b><\/em><\/strong>\u00a0Funct<\/i><\/b><\/em><\/strong>ional<\/i><\/b><\/em><\/strong>\u00a0Mater<\/i><\/b><\/em><\/strong>ials<\/i><\/b><\/em><\/strong><\/p>\n

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

\u56fe1.\u6db2\u6c2e\u8d85\u5feb\u70ed\u529b\u5b66\u63a7\u5236\u5408\u6210\u65b9\u6cd5\u793a\u610f\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

\u56fe2.\u57fa\u4e8e\u4e0d\u540c\u7684\u70ed\u529b\u5b66\u63a7\u5236\u65b9\u6cd5\u5408\u6210\u7684CsPbBrx<\/sub>Cl3-x<\/sub>\u91cf\u5b50\u70b9\u8868\u5f81<\/strong><\/p>\n

\"\"<\/p>\n

(a,b,c) \u81ea\u7136\u51b7\u5374\uff1b<\/p>\n

(d,e,f) \u51b0\u6c34\u51b7\u5374\u548c(g,h,i) \u6db2\u6c2e\u51b7\u5374\u7684HRTEM\u5f62\u8c8c\u3001\u7c92\u5ea6\u5206\u5e03\u7edf\u8ba1\u56fe\u548cSAED\uff0c\u523b\u5ea6\u6761\u4e3a50 nm\uff1b<\/p>\n

(j) \u4e0d\u540c\u51b7\u5374\u901f\u7387\u7684\u6bd4\u8f83\uff1b<\/p>\n

(k) \u5728\u521d\u59cb\u53cd\u5e94\u6db2\u4e2d\u52a0\u5165\u4e0d\u540c\u91cf\u7684\u6db2\u6c2e3\u79d2\u949f\u540e\uff0c\u8bb0\u5f55\u76f8\u5e94\u6837\u54c1\u7684\u6e29\u5ea6\u548c\u91cf\u5b50\u4ea7\u7387\uff1b<\/p>\n

(m) \u4e09\u79cd\u4e0d\u540c\u51b7\u5374\u65b9\u5f0f\u5bf9\u5e94\u7684\u91cf\u5b50\u4ea7\u7387\u3001\u5438\u6536\u5149\u8c31\u548c\u53d1\u5c04\u5149\u8c31\u3002<\/p>\n

\u56fe3.\u57fa\u4e8e\u6db2\u6c2e\u51b7\u5374\u548c\u7f3a\u9677\u949d\u5316\u8f85\u52a9\u4f5c\u7528\u4e0b\u91cf\u5b50\u70b9\u5149\u5b66\u8868\u5f81<\/strong><\/p>\n

\"\"<\/p>\n

(a) \u7f3a\u9677\u949d\u5316\u7b56\u7565\u7684\u793a\u610f\u56fe\uff1b<\/p>\n

(b) \u7f3a\u9677\u949d\u5316\u524d\u540e\u84dd\u5149\u5149\u8c31\u7684Stokes\u4f4d\u79fb\u548cUrbach energy\uff0c\u7f3a\u9677\u949d\u5316\u524d\u540e\u7684(c)\u8367\u5149\u5bff\u547d\u8870\u51cf\u548c(d) \u53d1\u5c04\u5149\u8c31\uff1b<\/p>\n

(e) \u84dd\u5149CsPbBrx<\/sub>Cl3-x<\/sub>\u91cf\u5b50\u70b9\u8584\u819c\u548c\u80f6\u4f53\u6eb6\u6db2\u53ca\u5176\u76f8\u5e94\u7684\u91cf\u5b50\u4ea7\u7387\uff1b<\/p>\n

(f) 30\u4e2a\u6837\u672c\u7684\u91cf\u5b50\u4ea7\u7387\u7edf\u8ba1\u76f4\u65b9\u56fe\u3002<\/p>\n

\u56fe4.\u57fa\u4e8e\u6db2\u6c2e\u8d85\u5feb\u70ed\u529b\u5b66\u63a7\u5236\u7684\u52a8\u529b\u5b66\u8868\u5f81<\/strong><\/p>\n

\"\"<\/p>\n

\u56fe5.\u7a33\u5b9a\u6027\u5206\u6790<\/strong><\/p>\n

\"\"<\/p>\n

(a,b,c) \u79bb\u5b50\u8fc1\u79fb\u7684\u793a\u610f\u56fe\uff0c\u5bfc\u81f4\u5bccBr\u548c\u5bccCl\u533a\u57df\u7684\u5f62\u6210\uff1b<\/p>\n

(d) CsPbCl3<\/sub>\uff0cCsPbBrx<\/sub>Cl3-x<\/sub>\u548cCsPbBr3<\/sub>\u76f8\u4e4b\u95f4\u7684\u8f7d\u6d41\u5b50\u8f6c\u79fb\u3002<\/p>\n

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

\u672c\u5de5\u4f5c\u901a\u8fc7\u5f15\u5165\u6db2\u6c2e\u6765\u5bf9\u9499\u949b\u77ff\u91cf\u5b50\u70b9\u9ad8\u6e29\u53cd\u5e94\u6eb6\u6db2\u8fdb\u884c\u8d85\u5feb\u70ed\u529b\u5b66\u63a7\u5236\uff0c\u4f7f\u5176\u7cfb\u7edf\u70ed\u529b\u5b66\u80fd\u91cf\u8fc5\u901f\u4f4e\u4e8e\u9608\u503c\uff0c\u4ece\u800c\u5b9e\u73b0\u91cf\u5b50\u70b9\u5408\u6210\u7684\u7a81\u7136\u7ec8\u6b62\uff0c\u51bb\u7ed3\u9ad8\u6e29\u83b7\u5f97\u7684\u4f18\u5f02\u6676\u4f53\uff0c\u907f\u514d\u4f20\u7edf\u51b7\u5374\u4ecb\u8d28\u5bfc\u81f4\u7684\u957f\u65f6\u95f4\u4f4e\u6e29\u9636\u6bb5\u505c\u7559\u5bfc\u81f4\u7684\u6676\u4f53\u8d28\u91cf\u53d8\u5dee\u548c\u6676\u7c92\u5c3a\u5bf8\u4e0d\u5747\u5300\u3002\u4e0d\u4ec5\u663e\u8457\u63d0\u9ad8\u4e86\u84dd\u5149\u9499\u949b\u77ff\u91cf\u5b50\u70b9\u7684\u53d1\u5149\u6548\u7387\uff0c\u8fd8\u5927\u5e45\u63d0\u5347\u4e86\u5176\u7a33\u5b9a\u6027\u3002\u56e0\u6b64\uff0c\u8be5\u5de5\u4f5c\u4e3a\u5408\u6210\u66f4\u9ad8\u6548\u7684\u9499\u949b\u77ff\u91cf\u5b50\u70b9\u63d0\u4f9b\u4e86\u4e00\u79cd\u65b0\u7684\u7b56\u7565\u3002\u00a0<\/b><\/strong><\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a<\/strong>Ultrafast-Thermodynamic Control for Stable and Efficient Mixed Halide Perovskite Nanocrystals\u00a0.\u00a0<\/i><\/em>Adv. Funct. Mater. <\/i><\/em>2020<\/b><\/strong>, 2000026\u00a0(DOI: 10.1002\/adfm.202000026) https:\/\/doi.org\/10.1002\/adfm.202000026<\/u><\/a><\/p>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

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