{"id":241054,"date":"2022-08-14T06:28:35","date_gmt":"2022-08-13T22:28:35","guid":{"rendered":"\/\/m.iemloyee.com\/?p=241054"},"modified":"2022-08-13T20:28:44","modified_gmt":"2022-08-13T12:28:44","slug":"nat-mater-%ef%bc%9a%e4%b8%89%e4%b8%aa%e6%95%b0%e9%87%8f%e7%ba%a7%ef%bc%81%e4%bb%8b%e7%94%b5%e8%b0%83%e6%8e%a7%e5%a2%9e%e5%bc%batadf%e4%b8%adrisc%e9%80%9f%e7%8e%87%ef%bc%81","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=241054","title":{"rendered":"Nat. Mater.\uff1a\u4e09\u4e2a\u6570\u91cf\u7ea7\uff01\u4ecb\u7535\u8c03\u63a7\u589e\u5f3aTADF\u4e2drISC\u901f\u7387\uff01"},"content":{"rendered":"
\u4e00\u3001\u3010\u5bfc\u8bfb\u3011<\/strong><\/p>\n \u57fa\u4e8e\u70ed\u6fc0\u6d3b\u5ef6\u8fdf\u8367\u5149\uff08TADF\uff09\u6750\u6599\u7684\u6709\u673a\u53d1\u5149\u4e8c\u6781\u7ba1\uff08OLEDs\uff09\u56e0\u5176\u901a\u8fc7\u70ed\u8f85\u52a9\u53cd\u5411\u7cfb\u95f4\u7a9c\u8d8a\uff08rISC\uff09\u8fc7\u7a0b\u5229\u7528\u6697\u4e09\u91cd\u6001\u6fc0\u5b50\u8fdb\u884c\u53d1\u5149\u8f6c\u53d8\u4e3a\u660e\u4eae\u7684\u5355\u7ebf\u6001\u800c\u53d7\u5230\u5e7f\u6cdb\u5173\u6ce8\u3002\u56e0\u6b64\uff0cTADF OLEDs\u7684\u5185\u90e8\u91cf\u5b50\u6548\u7387\u73b0\u5728\u53ef\u4ee5\u63a5\u8fd1100%\u3002\u7531\u4e8e\u5176\u6fc0\u53d1\u6001\u7684\u7535\u8377\u8f6c\u79fb\uff08CT\uff09\u6027\u8d28\uff0cTADF\u6750\u6599\u5728\u5149\u6216\u7535\u6fc0\u53d1\u65f6\u901a\u5e38\u8868\u73b0\u51fa\u5de8\u5927\u7684\u5076\u6781\u77e9\u53d8\u5316\uff0c\u53ef\u4ee5\u8d85\u8fc720\u2009D\u3002\u5076\u6781\u77e9\u7684\u8fd9\u79cd\u53d8\u5316\u5c06\u5f15\u8d77\u5c40\u90e8\u4ecb\u7535\u73af\u5883\u7684\u91cd\u65b0\u5b9a\u5411\uff0c\u4ee5\u66f4\u597d\u5730\u7a33\u5b9a\u53d1\u8272\u56e2\u7684\u65b0\u9759\u7535\u6784\u578b\u3002\u8fd9\u79cd\u6548\u5e94\u4e0d\u4ec5\u5c40\u9650\u4e8e\u6eb6\u5242\u53ef\u4ee5\u81ea\u7531\u65cb\u8f6c\u7684\u6eb6\u6db2\u73af\u5883\uff0c\u800c\u4e14\u5728\u7531\u5206\u6563\u5728\u805a\u5408\u7269\u548c\u5c0f\u5206\u5b50\u4e3b\u4f53\u4e2d\u7684TADF\u53d1\u5c04\u5668\u7ec4\u6210\u7684\u56fa\u4f53\u8584\u819c\u4e2d\u4e5f\u53ef\u4ee5\u89c2\u5bdf\u5230\u3002\u8fd9\u4e9b\u73af\u5883\u91cd\u7ec4\u6548\u5e94\u53ef\u4ee5\u5bf9\u5206\u5b50\u7684\u7535\u5b50\u6027\u8d28\u4ea7\u751f\u91cd\u5927\u5f71\u54cd\uff0c\u5305\u62ec\u5149\u5b66\u5e26\u9699\u7684\u5927\u4f4d\u79fb\u3001\u7535\u5b50\u6001\u4e4b\u95f4\u8026\u5408\u7684\u8c03\u5236\uff0c\u751a\u81f3CT\u548c\u5c40\u90e8\u4e09\u91cd\u6001\u6fc0\u5b50\uff083LE\uff09\u7684\u76f8\u5bf9\u80fd\u91cf\u6709\u5e8f\u53d8\u5316\u3002\u7136\u800c\uff0c\u5c3d\u7ba1\u5bf9TADF\u53d1\u5c04\u4f53\u4e2drISC\u7684\u673a\u5236\u8fdb\u884c\u4e86\u5927\u91cf\u7684\u7814\u7a76\uff0c\u4f46\u5bf9\u5468\u56f4\u4ecb\u8d28\u73af\u5883\u5728\u8fd9\u4e00\u8fc7\u7a0b\u4e2d\u6240\u8d77\u4f5c\u7528\u4e86\u89e3\u76f8\u5bf9\u8f83\u5c11\u3002<\/p>\n \u4e8c\u3001\u3010\u6210\u679c\u63a0\u5f71\u3011<\/strong><\/p>\n 2022\u5e748\u67084\u65e5\uff0c\u5251\u6865\u5927\u5b66<\/strong>Alexander J. Gillett<\/strong>\u6559\u6388\u4e0e\u8499\u65af\u5927\u5b66<\/strong>David Beljonne<\/strong>\u6559\u6388<\/strong>\u5408\u4f5c\u5728\u77e5\u540d\u671f\u520aNat. Mater.<\/em><\/strong>\u4e0a\u4ee5\u9898\u4e3a\u201cDielectric control of reverse intersystem crossing in thermally activated delayed fluorescence emitters<\/strong>\u201d\u53d1\u8868\u4e86\u70ed\u6fc0\u6d3b\u5ef6\u8fdf\u8367\u5149\u53d1\u5c04\u5668\u4e2d\u4ecb\u7535\u63a7\u5236\u7684\u76f8\u5173\u8fdb\u5c55\u3002\u5728\u5076\u6781\u53d1\u5c04\u4f53\u4e2d\uff0c\u7814\u7a76\u4eba\u5458\u89c2\u5bdf\u5230\u6fc0\u53d1\u540e\u7684\u73af\u5883\u91cd\u7ec4\u5982\u4f55\u89e6\u53d1\u5b8c\u5168\u7535\u8377\u8f6c\u79fb\u6fc0\u5b50\u7684\u5f62\u6210\uff0c\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u5355\u7ebf\u6001-\u4e09\u91cd\u6001\u7684\u80fd\u9699\uff0c\u540c\u65f6\u51fa\u73b0\u4e24\u79cd\uff08\u53cd\u5e94\u7269-\u60f0\u6027\uff09\u6a21\u5f0f\u4f5c\u4e3a\u7535\u8377\u8f6c\u79fb\u4ea7\u7269\u7684\u632f\u52a8\u6307\u7eb9\u3002\u76f8\u53cd\uff0c\u4ecb\u7535\u73af\u5883\u5728\u975e\u5076\u6781\u6750\u6599\u4e2d\u8d77\u7684\u4f5c\u7528\u8f83\u5c0f\u3002\u5bf9\u80fd\u91cf-\u65f6\u95f4\u8f68\u8ff9\u53ca\u5176\u81ea\u7531\u80fd\u51fd\u6570\u7684\u5206\u6790\u8868\u660e\uff0c\u4ecb\u7535\u73af\u5883\u5927\u5927\u964d\u4f4e\u4e86\u5076\u6781\u70ed\u6fc0\u6d3b\u5ef6\u8fdf\u8367\u5149\u53d1\u5c04\u4f53\u7684\u53cd\u5411\u7cfb\u95f4\u7a9c\u8d8a\u6d3b\u5316\u80fd\uff0c\u4e0e\u5b64\u7acb\u5206\u5b50\u76f8\u6bd4\uff0c\u53cd\u5411\u7cfb\u95f4\u7a9c\u8d8a\u901f\u7387\u589e\u52a0\u4e86\u4e09\u4e2a\u6570\u91cf\u7ea7\u3002<\/p>\n 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\uff08b\uff09\u672c\u6587\u7814\u7a76\u7684\u4e3b\u4f53\u6750\u6599\u7684\u5316\u5b66\u7ed3\u6784\uff0c\u9009\u62e9\u4ee3\u8868\u6eb6\u6db2\uff08\u7532\u82ef\uff09\uff0c\u5c0f\u5206\u5b50\uff08UGH2\uff09\u548c\u805a\u5408\u7269\uff08\u805a\u82ef\u4e59\u70ef\uff09\u3002<\/p>\n \uff08c\uff09\u6d4b\u91cf\u76841<\/sup>CT PIA\u5cf0\u57280.3\u5230100 ps\u4e4b\u95f4\u7684\u4f4d\u79fb\uff0c\u4f5c\u4e3a\u8ba1\u7b97\u51fa\u7684\u53d1\u5c04\u5668\u5076\u6781\u77e9\u5728\u57fa\u6001\u6fc0\u53d1\u52301<\/sup>CT\u6001\u65f6\u7684\u53d8\u5316\u7684\u51fd\u6570\u3002<\/p>\n \u56fe\u4e8c\u3001\u7532\u82ef\u6eb6\u6db2\u4e2d<\/strong>TXO-TPA<\/strong>\u548c<\/strong>4CzIPN<\/strong>\u7684\u8d85\u5feb\u77ac\u6001\u5438\u6536\uff08<\/strong>TA<\/strong>\uff09\u548c<\/strong>PL<\/strong>\u6d4b\u91cf<\/strong><\/p>\n \uff08a\uff09TXO-TPA\u5728\u65e0\u6c27\u7532\u82ef\u6eb6\u6db2\u4e2d\u7684TA\u5149\u8c31\uff0c\u6fc0\u53d1\u6ce2\u957f\u4e3a400 nm\uff0c\u901a\u91cf\u4e3a15.6 \u03bcJ cm-2<\/sup>\u3002<\/p>\n \uff08b\uff09TXO-TPA\u5728\u7532\u82ef\u4e2d\u7684TA\u52a8\u529b\u5b66\u7814\u7a76\u3002<\/p>\n \uff08c\uff09TXO-TPA\u5728\u7532\u82ef\u6eb6\u6db2\u4e2d\u7684\u77ac\u6001\u5149\u6805PL\u5149\u8c31\uff0c\u6fc0\u53d1\u6ce2\u957f\u4e3a400 nm\uff0c\u901a\u91cf\u4e3a50.9 \u03bcJ cm-2<\/sup>\u3002<\/p>\n \uff08d\uff09\u5728\u9ad8\u80fd\u548c\u4f4e\u80fd\u7684TXO-TPA PL\u8fb9\u7f18\u83b7\u5f97\u7684\u77ac\u6001\u5149\u6805PL\u7684\u52a8\u529b\u5b66\u3002<\/p>\n \uff08e\uff094CzIPN\u5728\u65e0\u6c27\u7532\u82ef\u6eb6\u6db2\u4e2d\u7684TA\u5149\u8c31\uff0c\u6fc0\u53d1\u6ce2\u957f\u4e3a400 nm\uff0c\u901a\u91cf\u4e3a28.3 \u03bcJ cm-2<\/sup>\u3002<\/p>\n \uff08f\uff094CzIPN\u5728\u7532\u82ef\u4e2d\u7684TA\u52a8\u529b\u5b66\u7814\u7a76\u3002<\/p>\n \uff08g\uff094CzIPN\u5728\u7532\u82ef\u6eb6\u6db2\u4e2d\u7684\u77ac\u6001\u5149\u6805PL\u5149\u8c31\uff0c\u6fc0\u53d1\u6ce2\u957f\u4e3a400 nm\uff0c\u901a\u91cf\u4e3a50.9 \u03bcJ cm-2<\/sup>\u3002<\/p>\n \uff08h\uff09\u57284CzIPN PL\u9644\u8fd1\u7684\u77ac\u6001\u5149\u6805PL\u7684\u52a8\u529b\u5b66\u3002<\/p>\n \u56fe\u4e09\u3001<\/strong>TXO-TPA<\/strong>\u548c<\/strong>4CzIPN<\/strong>\u5728\u7532\u82ef\u6eb6\u6db2\u4e2d\u7684\u8109\u51b2\u632f\u52a8\u5149\u8c31\uff08<\/strong>IVS<\/strong>\uff09<\/strong><\/p>\n \uff08a\uff09TXO-TPA\u7684IVS\u548c\u7a33\u6001\u62c9\u66fc\u5149\u8c31\u3002<\/p>\n \uff08b\uff094CzIPN\u7684IVS\u548c\u7a33\u6001\u62c9\u66fc\u5149\u8c31\u3002<\/p>\n \u56fe\u56db\u3001\u7532\u82ef\u6eb6\u6db2\u4e2d<\/strong>TXO-TPA<\/strong>\u7684\u91cf\u5b50\u5316\u5b66\u8ba1\u7b97<\/strong><\/p>\n \uff08a\uff091<\/sup>CT\u72b6\u6001\u6cbf\u6a21\u62df\u8f68\u8ff9\u7684\u5782\u76f4\u6fc0\u53d1\u80fd\u3002<\/p>\n \uff08b\uff09\u5728\u6a21\u62df\u8f68\u8ff9\u7684\u65e9\u671f\uff080-3 ps\uff09\u548c\u665a\u671f\uff083-10 ps\uff09\u6bb5\u7684\u5782\u76f41<\/sup>CT\u6fc0\u53d1\u80fd\u7684\u5206\u5e03\u3002<\/p>\n \uff08c\uff09\u6a21\u62df\u8f68\u8ff9\u4e2dD:A\u4e8c\u9762\u89d2\u7684\u53d8\u5316\u3002<\/p>\n \uff08d\uff091<\/sup>CT\u548c3<\/sup>CT\u6001\u4e4b\u95f4\u6cbf\u6a21\u62df\u8f68\u8ff9\u7684\u0394E<\/em>ST<\/sub>\u3002<\/p>\n \uff08e\uff09TXO-TPA\u5728\u4e0d\u540c\u65f6\u95f4\u65f6\u6eb6\u5242\u7684\u9759\u7535\u7535\u52bf\u7684\u53ef\u89c6\u5316\u3002<\/p>\n \u56fe\u4e94\u3001<\/strong>TXO-TPA<\/strong>\u5728\u7532\u82ef\u6eb6\u6db2\u4e2d\u8ba1\u7b97\u7684\u632f\u52a8\u6a21\u5f0f\u6f14\u53d8<\/strong><\/p>\n \uff08a\uff091<\/sup>CT\u7edd\u70ed\u52a8\u529b\u5b66\u4e2d\u7b80\u6b63\u6a21\u5f0f\u65f6\u95f4\u6f14\u5316\u3002<\/p>\n \uff08b\uff09\u5728\u65e9\u671f\uff080-3 ps\uff09\u548c\u540e\u671f\uff083-10 ps\uff09\u6a21\u62df\u65f6\u95f4\u5c3a\u5ea6\u8ba1\u7b97\u7684\u6a21\u5f0f\u5f3a\u5ea6\u7684\u6807\u51c6\u504f\u5dee\u3002<\/p>\n \u56fe\u516d\u3001\u7532\u82ef\u6eb6\u5242\u52a8\u529b\u5b66\u5bf9<\/strong>TXO-TPA rISC<\/strong>\u8fc7\u7a0b\u7684\u5f71\u54cd<\/strong><\/p>\n 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