\u957f\u4f59\u8f89\u53d1\u5149\uff08Long Persistent Luminescence, LPL\uff09\u6750\u6599\u53c8\u88ab\u79f0\u4e3a\u84c4\u5149\u578b\u53d1\u5149\u6750\u6599\uff0c\u4fd7\u79f0\u591c\u5149\u7c89\u6216\u957f\u4f59\u8f89\u7c89\u3002\u5176\u53d1\u5149\u539f\u7406\u5c5e\u5149\u81f4\u53d1\u5149\uff0c\u5373\u5f53\u53d7\u5230\u5149\u6e90\u6fc0\u53d1\u65f6\u5728\u6fc0\u53d1\u6001\u5b58\u50a8\u6fc0\u53d1\u80fd\uff0c\u5f53\u6fc0\u53d1\u505c\u6b62\u540e\uff0c\u518d\u5c06\u80fd\u91cf\u4ee5\u5149\u7684\u5f62\u5f0f\u7f13\u6162\u91ca\u653e\u51fa\u6765\u30021996\u5e74Matsuzawa\u7b49\u53d1\u8868\u4e86\u94d5\uff08Eu\uff09\u548c\u955d\uff08Dy\uff09\u63ba\u6742\u7684\u94dd\u9178\u9536\uff08SrAl2O4\uff09\u4f53\u7cfb\uff0c\u4f59\u8f89\u8870\u51cf\u65f6\u95f4\u53ef\u957f\u8fbe10\u5c0f\u65f6\u5e76\u5177\u6709\u5f88\u9ad8\u7684\u8010\u4e45\u6027\u3002\u968f\u540e\u8fd9\u79cd\u7a00\u571f\u6fc0\u6d3b\u7684\u94dd\u9178\u76d0\u957f\u4f59\u8f89\u6750\u6599\u5c31\u6210\u4e3a\u53d1\u5149\u6d82\u6599\u7684\u57fa\u7840\uff0c\u83b7\u5f97\u4e86\u5546\u4e1a\u754c\u7684\u9752\u7750\uff0c\u5e7f\u6cdb\u5e94\u7528\u5728\u4eea\u8868\u663e\u793a\u3001\u5149\u7535\u5b50\u5668\u4ef6\u3001\u591c\u95f4\u5e94\u6025\u6307\u793a\u4ee5\u53ca\u56fd\u9632\u519b\u4e8b\u7b49\u9886\u57df\u3002\u7136\u800c\u8fd9\u79cd\u57fa\u4e8e\u65e0\u673a\u4f53\u7cfb\u7684LPL\u6750\u6599\u4e0d\u4ec5\u9700\u8981\u6602\u8d35\u7684\u7a00\u6709\u5143\u7d20\uff0c\u800c\u4e14\u5236\u9020\u6e29\u5ea6\u9ad8\u8fbe1000 \u2103\u4ee5\u4e0a\uff0c\u80fd\u8017\u8f83\u9ad8\u3002\u53e6\u5916\uff0c\u4ece\u4e0d\u6eb6\u7684\u94dd\u9178\u76d0\u5230\u6d82\u6599\u7684\u6210\u54c1\u9700\u8981\u5f88\u591a\u6b65\u9aa4\uff0c\u6bd4\u5982\u5316\u5408\u7269\u8981\u7814\u78e8\u6210\u5fae\u7c73\u7ea7\u522b\u7684\u7c89\u672b\u624d\u80fd\u6d78\u6da6\u5230\u6eb6\u5242\u6216\u8005\u57fa\u8d28\u4e2d\u3002\u6b64\u5916\uff0c\u7c89\u672b\u7684\u5149\u6563\u5c04\u8fd8\u9650\u5236\u4e86LPL\u6d82\u6599\u7684\u900f\u660e\u5ea6\u3002\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e9b\u95ee\u9898\uff0c\u5f88\u591a\u76ee\u5149\u53c8\u96c6\u4e2d\u5728\u57fa\u4e8e\u6709\u673a\u4f53\u7cfb\u7684LPL\u6750\u6599\u4e4b\u4e0a\u3002<\/p>\n
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\u5173\u6389\u7167\u5c04\u5728TMB\/PPT\u6df7\u5408\u7269\u819c\u4e0a\u7684\u6fc0\u53d1\u5149\u540e\uff0c\u7814\u7a76\u8005\u89c2\u5bdf\u5230\u4e86LPL\uff0c\u5e76\u4e14\u540c\u6837\u5177\u6709\u4e0e\u5149\u81f4\u53d1\u5149\u65f6\u4e00\u6837\u7684\u5149\u8c31\uff0c\u8fd9\u8fdb\u4e00\u6b65\u8bf4\u660e\u4e86LPL\u7684\u53d1\u5149\u6765\u6e90\u4e8eTMB\u548cPPT\u4e4b\u95f4\u5f62\u6210\u7684\u6fc0\u53d1\u590d\u5408\u4f53\u3002\u56fe3b\u4e2d\u663e\u793a\u4e861 mol% TMB\/PPT\u8584\u819c\u7684\u53d1\u5149\u8870\u51cf\u66f2\u7ebf\u56fe\uff0c\u4ee4\u4eba\u60ca\u5947\u7684\u662f\uff0cLPL\u5728300 K\u4ecd\u80fd\u7ef4\u6301\u4e00\u4e2a\u591a\u5c0f\u65f6\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u7531TMB\u548cPPT\u7684\u77ac\u65f6\u53d1\u5149\u8870\u51cf\u66f2\u7ebf\uff0877 K\u7684\u7532\u82ef\u6eb6\u6db2\u4e2d\uff09\u8ba1\u7b97\u6240\u5f97\u7684\u78f7\u5149\u5bff\u547d\u5206\u522b\u662f2.20 s\u548c0.63 s\u3002\u867d\u7136\u6fc0\u53d1\u590d\u5408\u4f53\u5e38\u5e38\u901a\u8fc7\u70ed\u6d3b\u5316\u5ef6\u8fdf\u8367\u5149\uff08Thermally activated delayed fluorescence\uff0cTADF\uff09\u5c55\u73b0\u51fa\u5ef6\u8fdf\u53d1\u5149\uff0c\u4f46\u6301\u7eed\u4e0d\u52301\u79d2\u5c31\u8fdb\u5165\u4e86\u591a\u6307\u6570\uff08multi-exponential\uff09\u8870\u51cf\u72b6\u6001\u3002\u7136\u800c\u5bf9\u4e8e1 mol% TMB\/PPT\u819c\u800c\u8a00\uff0cLPL\u5f3a\u5ea6\u7684\u8870\u51cf\u662f\u65f6\u95f4t-1\u7684\u53cd\u5e42\u51fd\u6570\uff0c\u5e76\u4e0d\u5448\u73b0\u4e00\u4e2a\u5355\u6307\u6570\uff08single exponential\uff09\u8870\u51cf\u3002\u6b64\u5916\uff0c\u8870\u51cf\u66f2\u7ebf\u56fe\u4e5f\u9075\u4ece\u5fb7\u62dc-\u7231\u5fb7\u534e\u5b9a\u5f8b\uff08Debye-Edwards law\uff09\uff08t-m, m=1\uff09\uff0c\u7c7b\u4f3c\u4e8e\u62a5\u9053\u8fc7\u7684\u9ad8\u5206\u5b50\u57fa\u8d28\u4e2d\u7684TMB\u7684\u53cc\u5149\u5b50\u7535\u79bb\u3002\u7136\u800c\uff0c\u6b64\u4f53\u7cfb\u4e2d\u7684\u5149\u81f4\u53d1\u5149\u548cLPL\u5f3a\u5ea6\u4e0e\u6fc0\u53d1\u5f3a\u5ea6\u5448\u7ebf\u6027\u5173\u7cfb\uff0c\u53c8\u663e\u793a\u4e86\u5355\u5149\u5b50\u8fc7\u7a0b\u3002<\/p>\n
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