{"id":94846,"date":"2017-08-07T06:30:28","date_gmt":"2017-08-06T22:30:28","guid":{"rendered":"\/\/m.iemloyee.com\/?p=94846"},"modified":"2017-08-06T14:01:42","modified_gmt":"2017-08-06T06:01:42","slug":"adv-mater-%ef%bc%9a%e7%99%bd%e5%85%89led%e4%b9%9f%e8%83%bd%e6%9a%96%e6%9a%96%e7%9a%84%e5%be%88%e8%b4%b4%e5%bf%83-%e7%ba%a2%e5%85%89cqds%e6%89%93%e9%80%a0%e7%a8%b3%e5%ae%9a%e9%ab%98%e6%95%88%e7%9a%84","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=94846","title":{"rendered":"Adv. Mater.\uff1a\u767d\u5149LED\u4e5f\u80fd\u6696\u6696\u7684\u5f88\u8d34\u5fc3-\u7ea2\u5149CQDs\u6253\u9020\u7a33\u5b9a\u9ad8\u6548\u7684\u6696\u767d\u5149LEDs"},"content":{"rendered":"
\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n \u767d\u5149LED\u5177\u6709\u5bff\u547d\u957f\u3001\u7ed3\u6784\u7d27\u51d1\u3001\u4f4e\u80fd\u8017\u7b49\u4f18\u70b9\uff0c\u56e0\u800c\u88ab\u8ba4\u4e3a\u662f\u4e0b\u4e00\u4ee3\u7167\u660e\u5de5\u5177\u7684\u9996\u9009\u3002\u5176\u4e2d\uff0c\u6696\u767d\u5149LED\u7531\u4e8e\u663e\u8272\u6307\u6570\u9ad8\uff08CRI>80\uff09\u4e14\u76f8\u5173\u8272\u6e29\u4f4e\uff08CCT<4000\uff09\uff0c\u5e76\u4e14\u5728\u7528\u4e8e\u5ba4\u5185\u73af\u5883\u7167\u660e\u65f6\u8212\u9002\u4e14\u80fd\u591f\u5ef6\u7f13\u89c6\u89c9\u75b2\u52b3\uff0c\u56e0\u800c\u6210\u4e3a\u4e86\u7814\u7a76\u70ed\u70b9\u3002\u76ee\u524d\uff0c\u5c06\u84dd\u5149LED\u82af\u7247\u4e0e\u591a\u8272\u8367\u5149\u7c89\u7ed3\u5408\u662f\u5408\u6210\u6696\u767d\u5149\u7684\u4e00\u79cd\u5e38\u7528\u65b9\u6cd5\u3002\u7136\u800c\uff0c\u8be5\u6280\u672f\u7684\u4e3b\u8981\u7f3a\u70b9\u662f\u5408\u6210\u7684\u767d\u5149\u5149\u8c31\u4e2d450-500 nm\u6ce2\u6bb5\u7684\u84dd\u5149\u4f1a\u5bf9\u89c6\u7f51\u819c\u9020\u6210\u635f\u4f24\u3002\u7406\u60f3\u60c5\u51b5\u4e0b\uff0c\u6696\u767d\u5149LEDs\u9700\u8981\u88ab\u7d2b\u5916\u5149\u6fc0\u53d1\uff0c\u5728\u6b64\u60c5\u51b5\u4e0b\u7d2b\u5916-LED\u82af\u7247\u6fc0\u53d1\u7ea2\/\u7eff\/\u84dd\u4e09\u8272\u8367\u5149\u7c89\u53d1\u5149\u6765\u63d0\u9ad8\u6696\u767d\u5149LED\u7684\u663e\u8272\u6307\u6570\u548c\u8272\u7a33\u5b9a\u6027\uff0c\u8fd9\u79cd\u65b9\u6cd5\u80fd\u591f\u6709\u6548\u51cf\u8f7b\u84dd\u5149LED\u82af\u7247\u5bf9\u773c\u775b\u7684\u4f24\u5bb3\u3002<\/p>\n CQDs\u53ef\u8c03\u8282\u53d1\u5c04\u8367\u5149\u6ce2\u957f\uff0c\u5177\u6709\u9ad8\u70ed\u7a33\u5b9a\u6027\u4e0e\u5149\u7a33\u5b9a\u6027\u3001\u4ef7\u683c\u4f4e\u5ec9\u3001\u73af\u5883\u53cb\u597d\u7b49\u4f18\u70b9\uff0c\u9ad8\u91cf\u5b50\u4ea7\u7387\u7684\u8367\u5149CQDs\u4f5c\u4e3a\u65b0\u578b\u7684\u8367\u5149\u7c89\u4e5f\u5f00\u59cb\u5e94\u7528\u5728\u6696\u767d\u5149LEDs\u4e2d\u3002CQDs\u5177\u6709\u5bbd\u7684\u53d1\u5c04\u8c31\uff0c\u56e0\u800c\u6210\u4e3a\u57fa\u4e8e\u7ea2\/\u7eff\/\u84dd\u4e09\u8272\u8367\u5149\u7c89\u7d2b\u5916\u6fc0\u53d1\u6696\u767d\u5149LEDs\u4e2d\u7406\u60f3\u7684\u8367\u5149\u6750\u6599\u3002\u76ee\u524d\u5df2\u6709\u9ad8\u91cf\u5b50\u4ea7\u7387\u7684\u84dd\u5149\u548c\u7eff\u5149CQDs\u8bde\u751f\uff0c\u4f46\u662f\u5236\u5907\u7ea2\u5149CQDs\u4ecd\u662f\u4e9f\u5f85\u89e3\u51b3\u7684\u96be\u9898\u3002\u7ea2\u5149CQDs\u5177\u6709\u66f4\u5927\u7684sp2<\/sup> \u03c0-\u5171\u8f6d\u533a\u57df\uff0c\u8fd9\u4f7f\u5f97\u5176\u66f4\u5bb9\u6613\u4ea7\u751f\u7f3a\u9677\u4e5f\u66f4\u5bb9\u6613\u53d7\u5230\u73af\u5883\u7684\u5e72\u6270\uff0c\u800c\u65e0\u6cd5\u8fbe\u5230\u7a33\u5b9a\u9ad8\u6548\u7684\u6548\u679c\uff1b\u82e5\u5728\u767d\u5149LEDs\u53d1\u5c04\u5149\u4e2d\u6ca1\u6709\u8db3\u591f\u7684\u7ea2\u5149\u8fd9\u4f1a\u4f7f\u5f97\u767d\u5149\u6e29\u5ea6\u4f4e\u5e76\u4e14\u663e\u8272\u6307\u6570\u4f4e\uff0c\u56e0\u800c\u5236\u5907\u5f97\u5230\u7a33\u5b9a\u9ad8\u6548\u7684\u7ea2\u5149CQDs\u6781\u5177\u5fc5\u8981\u6027\u548c\u6311\u6218\u6027\u3002\u5728\u4e00\u4e9b\u57fa\u4e8e\u91cf\u5b50\u70b9\u7684\u767d\u5149LEDs\u7814\u7a76\u4e2d\uff0c\u901a\u5e38\u4f7f\u7528\u7ea2\u5149\u7a00\u571f\u7684\u8367\u5149\u7c89\u548c\u4e00\u4e9b\u534a\u5bfc\u4f53\u91cf\u5b50\u70b9\uff0c\u4f46\u8fd9\u4e9b\u6696\u767d\u5149LEDs\u5728\u7ea2\u5149\u533a\u57df\u7684\u53d1\u5c04\u5149\u8c31\u8f83\u7a84\u800c\u6548\u7387\u8f83\u4f4e\u3002\u6700\u8fd1\uff0c\u6709\u7814\u7a76\u4eba\u5458\u5236\u5907\u4e8646%\u91cf\u5b50\u4ea7\u7387\u7684\u6a58\u8272\u5149\u7684CQDs\uff0c\u5e76\u5728\u6b64\u57fa\u7840\u4e0a\u5236\u5907\u4e86\u6696\u767d\u5149\u7684LEDs\uff0c\u4f46\u662f\u56e0\u4e3a\u6b64\u6696\u767d\u5149LEDs\u7684\u673a\u7406\u662f\u57fa\u4e8e\u84dd\u5149LED\u82af\u7247\u8f90\u5c04\u6fc0\u53d1CQDs\u53d1\u5c04\u7eff\u5149\u548c\u6a58\u5149\uff0c\u5176\u663e\u8272\u6307\u6570\u4f4e\u3002\u56e0\u6b64\uff0c\u5236\u5907\u9ad8\u6548\u7ea2\u5149CQDs\u5bf9\u4e8e\u53d1\u5c55\u57fa\u4e8e\u591a\u8272CQDs\u8367\u5149\u7c89\u7684\u7d2b\u5916\u6fc0\u53d1\u6696\u767d\u5149LEDs\u5341\u5206\u91cd\u8981\u3002<\/p>\n \u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n \u8fd1\u65e5\uff0c\u6765\u81ea\u9999\u6e2f\u79d1\u6280\u5927\u5b66\u7684\u6768\u4e16\u548c\u6559\u6388\uff08\u901a\u8baf\u4f5c\u8005\uff09\u3001\u5317\u4eac\u5e08\u8303\u5927\u5b66\u7684\u8303\u697c\u73cd\u6559\u6388\uff08\u901a\u8baf\u4f5c\u8005\uff09\u7b49<\/strong>\u4eba\u5728Advanced Materials<\/strong>\u4e0a\u53d1\u8868\u9898\u4e3a \u201c53% Efficient Red Emissive Carbon Quantum Dots for High Color Rendering and Stable Warm White-Light-Emitting Diodes\u201d<\/strong>\u7684\u6587\u7ae0\u3002\u5728\u8be5\u6587\u7ae0\u4e2d\u7814\u7a76\u4eba\u5458\u4f7f\u75281, 3\u2014\u4e8c\u7f9f\u57fa\u8418\u4e3a\u539f\u6599\u7ecf\u8fc7\u8131\u6c34\u7f29\u5408\u4e0e\u8131\u6c22\u5e73\u9762\u5316\u8fc7\u7a0b\u201c\u7531\u4e0b\u81f3\u4e0a\u201d\u5236\u5907\u5f97\u5230\u4e86\u9ad8\u8fbe53%\u91cf\u5b50\u4ea7\u7387\u7684\u7ea2\u5149CQDs\uff0c\u5e76\u9996\u6b21\u5b9e\u73b0\u57fa\u4e8eCQDs\u8367\u5149\u7c89\u7684\u7d2b\u5916\u6fc0\u53d1\u6696\u767d\u5149LEDs\u7684\u5236\u5907\uff0c\u8be5\u6696\u767d\u5149LEDs\u7684\u663e\u8272\u6307\u6570\u9ad8\u8fbe97\u3002\u6b64\u7814\u7a76\u4e3a\u63a2\u7d22\u7814\u7a76\u4ef7\u683c\u4f4e\u5ec9\u3001\u73af\u5883\u53cb\u597d\u3001\u9ad8\u6027\u80fd\u7684CQDs\u6696\u767d\u5149LEDs\u7684\u53d1\u5c55\u63d0\u4f9b\u4e86\u65b0\u601d\u8def\u3002<\/p>\n \u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n \u56fe1 \u7ea2\u5149CQDs\u5236\u5907\u8fc7\u7a0b\u4e0e\u5408\u6210\u673a\u7406\u793a\u610f\u56fe<\/strong><\/p>\n \u00a0\u5c061, 3\u2014\u4e8c\u7f9f\u57fa\u8418\u3001KIO4\u5206\u6563\u4e8e\u4e59\u9187\u4e2d\u8fdb\u884c\u6eb6\u5242\u70ed\u53cd\u5e94\uff0c\u7ecf\u63d0\u7eaf\u5f97\u5230\u7ea2\u5149CQDs\u3002\u6eb6\u5242\u70ed\u53cd\u5e94\u7684\u8fc7\u7a0b\u4e2d\uff0c1, 3\u2014\u4e8c\u7f9f\u57fa\u8418\u53d1\u751f\u8131\u6c34\u805a\u5408\u4e0e\u8131\u6c22\u5e73\u9762\u5316\u3002<\/p>\n \u56fe2 \u7ea2\u5149CQDs\u7684TEM\u3001Raman\u3001XPS\u3001FT-IR\u3001NMR\u8868\u5f81\u56fe<\/strong><\/p>\n \uff08a\uff09\u7ea2\u5149CQDs TEM\u56fe\uff08\u63d2\u56fe\uff1a\u9ad8\u5206\u8fa8TEM\uff09<\/p>\n \uff08b\uff09\u7ea2\u5149CQDs Raman\u5149\u8c31\u56fe<\/p>\n \uff08c\uff09\u7ea2\u5149CQDs C1s\u9ad8\u5206\u8fa8XPS\u80fd\u8c31<\/p>\n \uff08d\uff09\u7ea2\u5149CQDs \u5085\u91cc\u53f6\u7ea2\u5916\u5149\u8c31\u56fe<\/p>\n \uff08e\uff09\u7ea2\u5149CQDs H1<\/sup> NMR\u8c31\u56fe<\/p>\n \uff08f\uff09\u7ea2\u5149CQDs C1<\/sup> NMR\u8c31\u56fe<\/p>\n \u56fe3 \u7ea2\u5149CQDs UV-vis\u3001PL\u3001EL\u3001\u65f6\u95f4\u5206\u8fa8PL\u5149\u8c31\u56fe<\/strong><\/p>\n \uff08a\uff09\u7ea2\u5149CQDs \u7d2b\u5916\u53ef\u89c1\u5438\u6536\u5149\u8c31\uff08\u9ed1\u7ebf\uff09\uff0c\u8367\u5149\u6fc0\u53d1\u5149\u8c31\uff08\u84dd\u7ebf\uff09\uff0c\u8367\u5149\u53d1\u5c04\u5149\u8c31\uff08\u7ea2\u7ebf\uff09<\/p>\n \uff08b\uff09\u7ea2\u5149CQDs\u5728\u4e0d\u540c\u6fc0\u53d1\u5149\u6ce2\u957f\u4e0b\u7684\u8367\u5149\u5149\u8c31\u56fe<\/p>\n \uff08c\uff09\u7ea2\u5149CQDs\u7d2b\u5916\u5149\u7535\u5b50\u80fd\u8c31\u56fe<\/p>\n \uff08d\uff09\u7ea2\u5149CQDs\u65f6\u95f4\u5206\u8fa8\u8367\u5149\u5149\u8c31\u56fe<\/p>\n \u56fe4 CQDs\u4e0e\u6696\u767d\u5149LED\u68c0\u6d4b\u5206\u6790\u53ca\u5b9e\u7269\u6d4b\u8bd5<\/strong><\/p>\n \uff08a\uff09\u4e0a\u56fe\u4e3a\u5728\u592a\u9633\u5149\u7167\u5c04\u4e0b\u7684\u84dd\u5149\u3001\u7eff\u5149\u3001\u7ea2\u5149CQDs\u8367\u5149\u7c89\uff1b\u4e0b\u56fe\u4e3a\u5728\u7d2b\u5916\u706f\u7167\u5c04\u4e0b\u7684\u84dd\u5149\u3001\u7eff\u5149\u3001\u7ea2\u5149CQDs\u8367\u5149\u7c89<\/p>\n \uff08b\uff09\u84dd\u5149\u3001\u7eff\u5149\u3001\u7ea2\u5149CQDs\u8367\u5149\u7c89\u53d1\u5c04\u5149\u8c31<\/p>\n \uff08c\uff09\u5de5\u4f5c\u7684\u6696\u767d\u5149LEDs\u706f\u4e0e\u5176\u5b9e\u7269\u56fe\uff08\u63d2\u56fe\uff09<\/p>\n \uff08d\uff09\u6696\u767d\u5149LEDs\u7684\u7535\u81f4\u53d1\u5149\u5149\u8c31<\/p>\n \uff08e\uff09\u6696\u767d\u5149LEDs\u7684CIE\u8272\u54c1\u56fe<\/p>\n \uff08f\uff09\u5546\u4e1a\u767d\u5149LEDs\u706f\u7167\u5c04\u4e0b\u7684\u6c34\u679c\u989c\u8272\u663e\u793a\u56fe<\/p>\n \uff08g\uff09CQDs\u6696\u767d\u5149LEDs\u706f\u7167\u5c04\u4e0b\u7684\u6c34\u679c\u989c\u8272\u663e\u793a\u56fe<\/p>\n \u56fe5 \u6696\u767d\u5149LEDs\u7ed3\u6784\u793a\u610f\u56fe\u4e0e\u6696\u767d\u5149LED\u53d1\u5149\u5b9e\u7269\u56fe<\/strong><\/p>\n \uff08b\uff09\u6b63\u5728\u5de5\u4f5c\u7684LEDs\u706f\u53d1\u51fa\u6696\u767d\u5149\u5b9e\u7269\u56fe<\/p>\n \u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n \u5728\u6587\u4e2d\uff0c\u4f5c\u8005\u901a\u8fc7\u6eb6\u5242\u70ed\u6cd5\u5236\u5907\u5f97\u5230\u9ad8\u6548\u7ea2\u5149CQDs\uff0c\u8be5CQDs\u7684\u91cf\u5b50\u4ea7\u7387\u9ad8\u8fbe53%\uff0c\u662f\u76ee\u524d\u7ea2\u5149CQDs\u91cf\u5b50\u4ea7\u7387\u7684\u6700\u9ad8\u503c\u3002\u8131\u6c34\u7f29\u5408\u7684\u8fc7\u7a0b\u80fd\u591f\u5b9e\u73b0\u5c3a\u5bf8\u8c03\u63a7\u800c\u8131\u6c22\u5e73\u9762\u5316\u7684\u6b65\u9aa4\u786e\u4fdd\u4e86\u9ad8\u7a0b\u5ea6\u7684\u03c0-\u5171\u8f6d\u7ed3\u6784\uff0c\u514b\u670d\u4e86\u5408\u6210\u7ea2\u5149CQDs\u7684\u56f0\u96be\u3002\u57fa\u4e8e\u6b64\u9ad8\u6548\u7684\u7ea2\u5149CQDs\uff0c\u7ed3\u5408\u84dd\u5149\u3001\u7eff\u5149CQDs\u8367\u5149\u7c89\u5236\u5907\u5f97\u5230\u4e86\u6696\u767d\u5149LEDs\uff0c\u8be5\u6696\u767d\u5149LEDs\u8868\u73b0\u51fa\u4f18\u5f02\u7684\u7efc\u5408\u6027\u80fd\uff08CCT\uff1a3875 K\uff0cCRI\uff1a97\uff0c\u53d1\u5149\u6548\u7387\uff1a31.3 lm W-1<\/sup>\uff09\u3002\u6b64\u5de5\u4f5c\u4e3a\u9996\u7bc7\u5173\u4e8e\u57fa\u4e8eCQDs\u8367\u5149\u7c89\u7684\u7d2b\u5916\u6fc0\u53d1\u6696\u767d\u5149LEDs\u7684\u7814\u7a76\uff0c\u4e3a\u9ad8\u6548CQDs\u6696\u767d\u5149LEDs\u7684\u5236\u5907\u548c\u5e94\u7528\u63d0\u4f9b\u4e86\u65b0\u601d\u8def\u3002<\/p>\n \u6587\u732e\u94fe\u63a5\uff1a53% Efficient Red Emissive Carbon Quantum Dots for High Color Rendering and Stable Warm White-Light-Emitting Diodes <\/a><\/strong>\uff08Adv. Mater., 2017, DOI: 10.1002\/adma.201702910\uff09<\/p>\n \u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u65b0\u4eba\u7ec4smilezengsha\u7f16\u8bd1\uff0c\u5ba1\u6838\u7ec4\u674e\u5353\u5ba1\u6838\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>\u3002<\/p>\n<\/p>\n
<\/p>\n
<\/p>\n
<\/p>\n
\n \uff08a\uff09\u57fa\u4e8e\u84dd\u3001\u7eff\u3001\u7ea2\u5149CQDs\u7684\u4e09\u7ef4\u5c42\u72b6\u6696\u767d\u5149LEDs\u7ed3\u6784\u793a\u610f\u56fe<\/p>\n