{"id":87848,"date":"2017-06-24T06:30:06","date_gmt":"2017-06-23T22:30:06","guid":{"rendered":"\/\/m.iemloyee.com\/?p=87848"},"modified":"2017-06-22T19:23:01","modified_gmt":"2017-06-22T11:23:01","slug":"natl-sci-rev-%e7%bb%bc%e8%bf%b0%ef%bc%9a%e9%ab%98%e6%80%a7%e8%83%bdqd-leds%e7%9a%84%e8%83%b6%e4%bd%93%e9%87%8f%e5%ad%90%e7%82%b9%e8%a1%a8%e9%9d%a2%e5%92%8c%e5%99%a8%e4%bb%b6%e7%bb%93%e6%9e%84","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=87848","title":{"rendered":"Natl. Sci. Rev.\u7efc\u8ff0\uff1a\u9ad8\u6027\u80fdQD-LEDs\u7684\u80f6\u4f53\u91cf\u5b50\u70b9\u8868\u9762\u548c\u5668\u4ef6\u7ed3\u6784\u5de5\u7a0b"},"content":{"rendered":"

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

\u534a\u5bfc\u4f53\u80f6\u4f53\u91cf\u5b50\u70b9\uff08QDs\uff09\u7531\u4e8e\u5177\u6709\u8367\u5149\u91cf\u5b50\u4ea7\u7387\u9ad8\u3001\u5e26\u9699\u7a84\u3001\u53d1\u5149\u5cf0\u53ef\u8c03\u3001\u6613\u4e8e\u5408\u6210\u5236\u5907\u7b49\u4f18\u70b9\uff0c\u5728\u53d1\u5149\u5668\u4ef6\u9886\u57df\u53d7\u5230\u4e86\u6781\u5927\u7684\u5173\u6ce8\u3002\u8fd1\u5e74\u6765\uff0c\u7531\u4e8e\u91cf\u5b50\u70b9\u5408\u6210\u65b9\u6cd5\u3001\u914d\u4f53\u8f85\u52a9\u5de5\u7a0b\u3001\u5668\u4ef6\u7ed3\u6784\u4f18\u5316\u7b49\u65b9\u9762\u7684\u5feb\u901f\u53d1\u5c55\uff0c\u91cf\u5b50\u70b9\u53d1\u5149\u4e8c\u6781\u7ba1\uff08QD-LEDs\uff09\u7684\u6027\u80fd\u5f97\u5230\u4e86\u6781\u5927\u7684\u63d0\u9ad8\u3002<\/p>\n

\u8fd1\u65e5\uff0c\u4e0a\u6d77\u79d1\u6280\u5927\u5b66\u5b81\u5fd7\u519b\u6559\u6388\uff08\u901a\u8baf\u4f5c\u8005\uff09<\/strong>\u7b49\u4eba\u5728National Science Review<\/strong>\u4e0a\u53d1\u8868\u4e86\u9898\u4e3a\u201cColloidal quantum-dots surface and device structure engineering for high-performance light-emitting diodes\u201d<\/strong>\u7684\u7efc\u8ff0\u6587\u7ae0\u3002\u6587\u7ae0\u603b\u7ed3\u4e86QD-LEDs\u65b9\u9762\u7684\u6700\u65b0\u8fdb\u5c55\uff0c\u91cd\u70b9\u4ecb\u7ecd\u4e86\u91cf\u5b50\u70b9\u8868\u9762\u5de5\u7a0b\u548c\u57fa\u4e8e\u91cf\u5b50\u70b9\u7684\u5668\u4ef6\u7ed3\u6784\u4f18\u5316\u7684\u53d1\u5c55\u3002<\/p>\n

\n \"\"<\/p>\n

\u7efc\u8ff0\u603b\u89c8\u56fe<\/strong><\/p>\n

1. QD-LEDs\u7b80\u4ecb<\/strong><\/p>\n

QDs\u7684\u5c3a\u5ea6\u4e00\u822c\u57281-10nm\u4e4b\u95f4\uff0c\u901a\u5e38\u7531\u51e0\u767e\u5230\u4e0a\u4e07\u4e2a\u539f\u5b50\u7ec4\u6210\u3002\u5f53\u6fc0\u5b50\u5728\u4e09\u7ef4\u7a7a\u95f4\u8fd0\u52a8\u53d7\u9650\u65f6\uff0c\u672c\u4f53\u6750\u6599\u7684\u8fde\u7eed\u80fd\u7ea7\u53d8\u4e3a\u5206\u88c2\u80fd\u7ea7\uff0c\u80fd\u5e26\u7ed3\u6784\u5177\u6709\u5f88\u5f3a\u7684\u5c3a\u5bf8\u4f9d\u8d56\u6027\uff08\u56fe1a\uff09\u3002QDs\u56e0\u6b64\u5177\u6709\u5e26\u9699\u53ef\u8c03\u3001\u53d1\u5149\u5cf0\u7a84\uff0cPLQY\u9ad8\u7b49\u72ec\u7279\u7684\u6027\u80fd\u3002<\/p>\n

\u88681 \u5e38\u7528\u91cf\u5b50\u70b9\u6982\u8981<\/strong><\/p>\n

\"\"
\n \u56fe1c\u6240\u793a\u7684\u4e3a\u7ecf\u5178\u7684QD-LEDs\u5668\u4ef6\u7ed3\u6784\uff0c\u8be5\u7ed3\u6784\u5305\u62ec\u6709\u6e90\u53d1\u5149\u5c42\u3001\u7535\u5b50\u4f20\u8f93\u5c42\uff08ETL\uff09\u548c\u7a7a\u7a74\u4f20\u8f93\u5c42\uff08HTL\uff09\u3002\u7535\u5b50\u548c\u7a7a\u7a74\u5206\u522b\u6ce8\u5165\u5230ETL\u548cHTL\uff0c\u5728\u6709\u6e90\u5c42\u590d\u5408\u53d1\u5149\u3002\u901a\u8fc7\u8c03\u6574QDs\u7684\u5c3a\u5bf8\u548c\u7ec4\u6210\u7684\u65b9\u5f0f\u53ef\u4ee5\u8c03\u8282\u53d1\u5149\u6ce2\u957f\u3002<\/p>\n

\u81ea\u4eceQD-LEDs\u57281994\u5e74\u9996\u6b21\u88ab\u62a5\u9053\uff0c\u7ecf\u8fc7\u79d1\u7814\u5de5\u4f5c\u4eba\u5458\u7684\u4e0d\u65ad\u63a2\u7d22\uff0cQD-LEDs\u5668\u4ef6\u7684\u7a33\u5b9a\u6027\u548c\u6548\u7387\u5f97\u5230\u663e\u8457\u63d0\u9ad8\u3002\u5230\u76ee\u524d\u4e3a\u6b62\u6240\u8bb0\u5f55\u5230\u7684QD-LEDs\u7684\u5916\u91cf\u5b50\u6548\u7387\uff08EQE\uff09\u548c\u4eae\u5ea6\u4e2d\uff0c\u7ea2\u5149\u8fbe\u5230\u4e8620.5%\u548c106000 Cd\/m2\uff0c\u7eff\u5149\u8fbe\u5230\u4e8614.5%\u548c218800 Cd\/d2\uff0c\u84dd\u5149\u8fbe\u5230\u4e8612.2%\u548c7600 Cd\/m2<\/sup>\u3002\u9664\u4e86\u5355\u8272\u663e\u793a\u5668\u4ef6\uff0c\u5168\u8272\u663e\u793a\u5668\u4ef6\u4e5f\u5f97\u5230\u4e86\u6781\u5927\u7684\u53d1\u5c55\u3002
\n \u56fe1 QDs\u80fd\u5e26\u7ed3\u6784\u3001QD-LEDs\u7ed3\u6784\u53caQD-LEDs EQE\u7684\u53d1\u5c55<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09<\/strong>\u4f53\u76f8\u6750\u6599\uff08\u5de6\uff09\u548cQDs\uff08\u53f3\uff09\u7684\u80fd\u5e26\u7ed3\u6784\u793a\u610f\u56fe\uff1b<\/p>\n

\uff08b\uff09<\/strong>\u57fa\u4e8e\u91cd\u91d1\u5c5e\u548c\u65e0\u91cd\u91d1\u5c5e\u7684QDs\u8986\u76d6\u4e0d\u540c\u8303\u56f4\u53d1\u5149\u6ce2\u6bb5\uff1b<\/p>\n

\uff08c\uff09<\/strong>\u5178\u578bQD-LEDs\u7684\u7ed3\u6784\u793a\u610f\u56fe\uff1b<\/p>\n

\uff08d\uff09<\/strong>QD-LEDs\u8fd1\u4e9b\u5e74\u6765EQE\u7684\u53d1\u5c55\u3002\uff08\u7ea2\u8272\u7403\uff1a\u7ea2\u5149QD-LEDs\uff0c\u7eff\u8272\u7403\uff1a\u7eff\u5149QD-LEDs\uff0c\u84dd\u8272\u7403\uff1a\u84dd\u5149QD-LEDs\uff0c\u63d2\u56fe\uff1a\u56db\u79cd\u4e0d\u540c\u7ed3\u6784\u7684\u5668\u4ef6\u793a\u610f\u56fe\uff09<\/p>\n

2. QD-LEDs\u76f8\u5173\u6027\u80fd\u53c2\u6570\u8ba1\u7b97<\/strong><\/p>\n

\u53d1\u5149\u5f3a\u5ea6\u3001EQE\u548c\u53d1\u5149\u5bff\u547d\u662f\u8bc4\u5224\u5668\u4ef6\u6027\u80fd\u7684\u91cd\u8981\u53c2\u6570\uff0c\u53d1\u5149\u5f3a\u5ea6\u7531\u5bfc\u6570\u5b9a\u4e49\uff1a<\/p>\n

\"\"
\n \u5176\u4e2d\uff0cL\u03bd\u4e3a\u53d1\u5149\u5f3a\u5ea6\uff08Cd\/m2\uff09\uff0cd2\u0424\u03bd\u4e3a\u4ece\u4efb\u4f55\u89d2\u5ea6d\u03a9\u2211\u548c\u4efb\u4f55\u9762\u79efd\u2211\u8f93\u51fa\u7684\u5149\u901a\u91cf\uff08lm\uff09\uff0cd\u2211\uff08m2\uff09\u4e3a\u65e0\u7a77\u5c0f\u90bb\u57df\u7684\u9762\u79ef\uff0cd\u03a9\u2211\uff08sr\uff09\u4e3a\u5c0f\u7acb\u4f53\u89d2\uff0c\u03f4\u2211\u4e3a\u4ecen\u2211\u5230\u8868\u9762\u7684\u89d2\u5ea6\u3002<\/p>\n

EQE\u4e3a\u6ce8\u5165\u7684\u7535\u8377\u4e0e\u53d1\u5c04\u7684\u5149\u5b50\u7684\u6bd4\u503c\uff1a<\/p>\n

\"\"
\n \u5176\u4e2d\uff0ci\u7535\u6d41\uff0ce\u4e3a\u7535\u5b50\u7535\u8377\uff0ch\u03bd\u4e3a\u5149\u5b50\u80fd\u91cf\uff0cP0\u4e3a\u8f93\u51fa\u529f\u7387\u3002<\/p>\n

\u53d1\u5149\u6548\u7387\uff08lm\/W\uff09\u662f\u8861\u91cf\u53ef\u89c1\u5149\u8f6c\u6362\u6548\u7387\u7684\u91cd\u8981\u53c2\u6570\uff0c\u5b83\u7684\u5b9a\u4e49\u662f\u5149\u901a\u91cf\u548c\u529f\u7387\u7684\u6bd4\u503c\u3002\u5f00\u8def\u7535\u538b\u662f\u4f7f\u7535\u6d41\u901a\u8fc7\u4e8c\u6781\u7ba1\u5e76\u5f00\u59cb\u53d1\u5149\u7684\u6700\u5c0f\u7535\u538b\u3002<\/p>\n

3. \u8868\u9762\u5de5\u7a0b<\/strong><\/p>\n

3.1 \u8868\u9762\u4fdd\u62a4\u58f3<\/strong><\/p>\n

QDs\u5177\u6709\u8f83\u9ad8\u7684\u6bd4\u8868\u9762\u79ef\uff0c\u8868\u9762\u90e8\u5206\u539f\u5b50\u4e0d\u80fd\u5b9e\u73b0\u5168\u914d\u4f4d\uff0c\u53ef\u4ee5\u901a\u8fc7\u8868\u9762\u63a5\u679d\u914d\u4f53\u7684\u65b9\u5f0f\u5b9e\u73b0\u8868\u9762\u949d\u5316\u3002\u4f46\u8868\u9762\u914d\u4f53\u7684\u4e22\u5931\u5bb9\u6613\u5f62\u6210\u8868\u9762\u60ac\u952e\u548c\u7f3a\u9677\uff0c\u8fdb\u800c\u964d\u4f4ePLQY\u3002\u5728QDs\u8868\u9762\u5305\u8986\u5bbd\u5e26\u9699\u7684\u65e0\u673a\u58f3\u5c42\u80fd\u5c06\u8f7d\u6d41\u5b50\u9650\u5236\u5728QDs\u5185\u90e8\uff08\u56fe2a\uff09\uff0c\u53ef\u4ee5\u6709\u6548\u963b\u6b62QD\u8868\u9762\u4e0e\u6c34\u548c\u6c27\u6c14\u53d1\u751f\u53cd\u5e94\uff0c\u4ece\u800c\u51cf\u5c11\u8868\u9762\u60ac\u952e\u7684\u4ea7\u751f\u3002\u4e3a\u907f\u514d\u8868\u9762\u6676\u683c\u5e94\u53d8\uff0c\u65e0\u673a\u58f3\u5c42\u9700\u4e0eQDs\u6676\u683c\u5339\u914d\u3002\u5206\u7ea7\u7684\u5408\u91d1\u58f3\u53ef\u4ee5\u6709\u6548\u964d\u4f4e\u6838-\u58f3\u754c\u9762\u5904\u5e94\u529b\u5bfc\u81f4\u7684\u7f3a\u9677\u3002<\/p>\n

\u56fe2 QDs\u6838-\u58f3\u7ed3\u6784\u53ca\u5176\u5bf9\u5668\u4ef6\u6027\u80fd\u7684\u5f71\u54cd<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09<\/strong>\u58f3\u751f\u957f\u793a\u610f\u56fe\uff1b<\/p>\n

\uff08b\uff09<\/strong>\u95ea\u950c\u77ff\uff08ZB\uff09\u548c\u7ea4\u7ef4\u950c\u77ff\uff08WZ\uff09\u7684PLQY\u968f\u7740\u5305\u8986CdS\u58f3\u5c42\u6570\u7684\u53d8\u5316\u7684\u5173\u7cfb\uff1b<\/p>\n

\uff08c\uff09<\/strong>\u5305\u8986\u5206\u7ea7\u58f3\u7684QDs\u7684\u5316\u5b66\u7ec4\u6210\u548c\u80fd\u7ea7\u7ed3\u6784\uff1b<\/p>\n

\uff08d\uff09<\/strong>\u4e0d\u540c\u7c7b\u578bQDs\u5668\u4ef6\u7684EQE\u548c\u7535\u6d41\u5bc6\u5ea6\u3002<\/p>\n

3.2 \u8868\u9762\u914d\u4f53\u5de5\u7a0b<\/strong><\/p>\n

QDs\u7684\u8868\u9762\u914d\u4f53\u53ef\u4ee5\u63a7\u5236QDs\u7684\u5c3a\u5bf8\uff0c\u5e76\u8d77\u5230\u949d\u5316\u8868\u9762\u3001\u51cf\u5c11\u60ac\u952e\u7684\u4f5c\u7528\u3002\u914d\u4f53\u4e00\u7aef\u8fde\u5728QDs\u4e0a\uff0c\u53e6\u4e00\u7aef\u8d77\u5230\u4f4d\u963b\u7684\u4f5c\u7528\u3002\u4e00\u822c\u7528\u6765\u63a5\u5728QDs\u8868\u9762\u7684\u57fa\u56e2\u6709\u7fa7\u57fa\u3001\u6c28\u57fa\u3001\u5def\u57fa\u548c\u78f7\u9178\u7b49\u3002\u8fd1\u65e5\uff0c\u5364\u5316\u7269\u914d\u4f53\u7531\u4e8e\u5177\u6709\u6770\u51fa\u7684\u949d\u5316\u4f5c\u7528\u800c\u53d7\u5230\u5e7f\u6cdb\u5173\u6ce8\u3002<\/p>\n

\u6839\u636e\u914d\u4f4d\u7c7b\u578b\u53ef\u4ee5\u5c06\u914d\u4f53\u5206\u4e3a\u4e09\u79cd\u3002\u7b2c\u4e00\u7c7b\u4e3aL\u578b\u914d\u4f53\uff08\u5982\u80fa\u548c\u81a6\u7b49\uff09\uff0c\u8fd9\u79cd\u578b\u914d\u4f53\u548cQDs\u4e4b\u95f4\u7684\u952e\u548c\u529b\u5f88\u5f31\uff0c\u5f88\u5bb9\u6613\u4eceQDs\u8868\u9762\u89e3\u5438\u3002\u7b2c\u4e8c\u79cd\u662fX\u578b\u914d\u4f53\uff08\u5982\u7fa7\u57fa\u3001\u786b\u9187\u548c\u5364\u5316\u7269\u7b49\uff09\uff0c\u7531\u4e8e\u57fa\u56e2\u6709\u5f88\u5f3a\u7684\u4eb2\u548c\u6027\u4f7f\u8fd9\u79cd\u914d\u4f53\u548cQDs\u8868\u9762\u7684\u952e\u548c\u529b\u5f88\u5f3a\u3002\u7b2c\u4e09\u7c7b\u4e3aZ-\u578b\u914d\u4f53\u3002\u914d\u4f4d\u529b\u592a\u5f31\u7684\u914d\u4f53\u5bb9\u6613\u8131\u843d\uff0c\u914d\u4f53\u94fe\u592a\u957f\u4f1a\u5f71\u54cd\u8f7d\u6d41\u5b50\u6ce8\u5165\uff0c\u6545\u94fe\u77ed\u4e14\u914d\u4f4d\u80fd\u529b\u8f83\u5f3a\u7684\u70f7\u57fa\u786b\u9187\u914d\u4f53\u4f7f\u7528\u8f83\u591a\u3002\u6700\u8fd1\uff0c\u71b5\u914d\u4f53\u7531\u4e8e\u53ef\u4ee5\u63d0\u9ad8QDs\u7684\u6eb6\u89e3\u5ea6\u5f97\u5230\u8f83\u5927\u7684\u53d1\u5c55\u3002QDs\u5728\u6eb6\u5242\u4e2d\u7684\u6eb6\u89e3\u5ea6\u7684\u63d0\u9ad8\u63a8\u8fdb\u4e86QDs\u7684\u5546\u4e1a\u5316\u5e94\u7528\u3002
\n \u56fe3 \u914d\u4f53\u4ea4\u6362\u53cd\u5e94\u793a\u610f\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09<\/strong>\u51e0\u79cd\u7c7b\u578b\u7684\u914d\u4f53\u4ea4\u6362\u53cd\u5e94\u793a\u610f\u56fe\uff1b<\/p>\n

\uff08b\uff09<\/strong>\u91d1\u5c5e\u786b\u5316\u7269\u7eb3\u7c73\u6676\u51e0\u79cd\u4e0d\u540c\u7684\u914d\u4f4d\u7c7b\u578b\u3002\uff08R\uff1a\u70f7\u57fa\uff0cBu\uff1a\u4e01\u57fa\uff09<\/p>\n

\u56fe4 PbS QD-LEDs\u7684\u7ed3\u6784\u53ca\u4e0d\u540c\u914d\u4f53\u5bf9QDs\u548cQD-LEDs\u7684\u5f71\u54cd<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09<\/strong>PbS QD-LEDs\u7684\u7ed3\u6784\u793a\u610f\u56fe\uff1b<\/p>\n

\uff08b\uff09<\/strong>\u76f8\u90bbPbS QDs\u4e4b\u95f4\u7684\u8ddd\u79bb\uff1b<\/p>\n

\uff08c\uff09<\/strong>CdSe QDs\u7684\u6eb6\u89e3\u5ea6\u968f\u8868\u9762\u914d\u4f53\u7684\u53d8\u5316\uff08\u5305\u8986\u71b5\u914d\u4f53\u7684CdSe QDs\u6eb6\u89e3\u5ea6\u660e\u663e\u63d0\u9ad8\uff09\uff1b<\/p>\n

\uff08d\uff09<\/strong>\u5177\u6709\u4e0d\u540c\u914d\u4f53\u7684CdSe\u2013CdS QD-LEDs\u7684\u5916\u529f\u7387\u6548\u7387\uff08EPE\uff09\u3002<\/p>\n

4. \u5668\u4ef6\u7ed3\u6784\u4f18\u5316<\/strong><\/p>\n

\u5bf9\u4e8e\u9ad8\u6027\u80fd\u7684LEDs\u6765\u8bf4\uff0c\u9664\u4e86QD\u5c42\u8981\u62e5\u6709\u8f83\u9ad8\u7684PLQY\u5916\uff0c\u5668\u4ef6\u4e5f\u8981\u6709\u80fd\u4f7f\u8f7d\u6d41\u5b50\u6709\u6548\u6ce8\u5165\u548c\u6709\u6548\u590d\u5408\u7684\u5408\u9002\u7684\u7ed3\u6784\u3002\u8fc4\u4eca\u4e3a\u6b62\uff0c\u6709\u5f88\u591a\u4e0d\u540c\u7684\u5668\u4ef6\u7ed3\u6784\u7528\u6765\u63d0\u5347\u5668\u4ef6\u7684\u6027\u80fd\uff0c\u5982\u56fe5\u6240\u793a\u7684ETLs\u548cHTLs\u3002\u9664\u6b64\u4e4b\u5916\uff0c\u7535\u8377\u4f20\u8f93\u5c42\u548c\u6d3b\u6027\u5c42\u4e4b\u95f4\u7684\u754c\u9762\u4e5f\u8981\u7ecf\u8fc7\u9002\u5f53\u7684\u5904\u7406\uff0c\u4ee5\u51cf\u5c11\u754c\u9762\u5904\u7684\u975e\u8f90\u5c04\u590d\u5408\u3002\u8fd9\u91cc\u4e3b\u8981\u8ba8\u8bba\u4e86\u7535\u8377\u4f20\u8f93\u5c42\u548cQD-LEDs\u7684\u6709\u673a\/\u65e0\u673a\u57fa\u8d28\u7684\u8c03\u6574\u3002<\/p>\n

\u56fe5 \u4f20\u8f93\u5c42\u7684\u80fd\u5e26\u7ed3\u6784\u793a\u610f\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

4.1 \u5e73\u9762QD-LEDs<\/strong><\/p>\n

\u76ee\u524d\uff0c\u4f7f\u7528\u5e73\u9762\u7ed3\u6784\u7684QD-LEDs\u4e3aETLs-\u6d3b\u6027\u5c42-HTLs\u7684\u4e09\u660e\u6cbb\u7ed3\u6784\u3002\u5728\u8fd9\u79cd\u7ed3\u6784\u4e2d\uff0c\u5e73\u8861\u7a7a\u7a74\u548c\u7535\u5b50\u7684\u6ce8\u5165\u5bf9\u4e8e\u6d3b\u6027\u5c42\u7684\u6709\u6548\u8f90\u5c04\u590d\u5408\u81f3\u5173\u91cd\u8981\uff0c\u540c\u65f6\u4e5f\u6709\u5229\u4e8e\u63d0\u9ad8\u5668\u4ef6\u7684\u5bff\u547d\u3002\u8f7d\u6d41\u5b50\u7684\u4e0d\u5e73\u8861\u6ce8\u5165\u4f1a\u589e\u5927\u975e\u8f90\u5c04\u590d\u5408\u7684\u51e0\u7387\u3002\u901a\u8fc7\u4f20\u8f93\u5c42\u79bb\u5b50\u63ba\u6742\u6216\u8868\u9762\u6539\u6027\u7684\u65b9\u6cd5\u53ef\u4ee5\u8c03\u8282\u8f7d\u6d41\u5b50\u4f20\u8f93\u5c42\u7684\u80fd\u5e26\u7ed3\u6784\uff0c\u4ece\u800c\u5e73\u8861\u8f7d\u6d41\u5b50\u7684\u6ce8\u5165\u3002\u6b64\u5916\uff0c\u5177\u6709\u5bbd\u5e26\u9699\u7684\u4e2d\u95f4\u5c42\u53ef\u4ee5\u963b\u6321\u7535\u5b50\u548c\u7a7a\u7a74\u7684\u9006\u5411\u8f6c\u79fb\u3002<\/p>\n

\u56fe6 \u4f20\u8f93\u5c42\u63ba\u6742\u7684\u5668\u4ef6\u7ed3\u6784\u53ca\u5176\u5bf9\u5668\u4ef6\u6027\u80fd\u7684\u5f71\u54cd<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09<\/strong>\u6eb6\u6db2\u6cd5\u5408\u6210\u591a\u5c42QD-LEDs\u7684\u80fd\u5e26\u56fe\uff1b<\/p>\n

\uff08b\uff09<\/strong>ZnMgO ETL\u7684\u7535\u6d41\u6548\u7387\u548cCIS\/ZnS QD-LEDs\u7684EQE\uff1b<\/p>\n

\uff08c\uff09<\/strong>\u5728ZnO\u548cQDs\u4e4b\u95f4\u52a0\u5165PFN\u540e\uff0c\u7535\u5b50\u6ce8\u5165\u52bf\u5792\u51cf\u5c0f\u7684\u80fd\u7ea7\u56fe\uff1b<\/p>\n

\uff08d\uff09<\/strong>\u5728\u4e0d\u540cPFN\u6d53\u5ea6\u4e0b\uff0cInP@ZnSeS (1.7nm \u58f3\u539a) QLEDs\u7684EQE\u968f\u7535\u6d41\u5bc6\u5ea6\u7684\u53d8\u5316\u5173\u7cfb\u56fe\u3002<\/p>\n

\u56fe7 \u4f7f\u7528\u963b\u9694\u5c42\u7684\u5668\u4ef6\u7ed3\u6784\u53ca\u5176\u5bf9\u5668\u4ef6\u6027\u80fd\u5f71\u54cd<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09<\/strong>\u7528PMMA\u505a\u963b\u9694\u5c42\u7684\u591a\u5c42QD-LEDs\u7684\u5668\u4ef6\u7ed3\u6784\uff1b<\/p>\n

\uff08b\uff09<\/strong>\u6709\u65e0PMMA\u5c42\u7684QLEDs\u7684\u7535\u6d41\u5bc6\u5ea6\u548c\u53d1\u5149\u5f3a\u5ea6\u968f\u7535\u538b\u7684\u53d8\u5316\u5173\u7cfb\u56fe\uff1b<\/p>\n

\uff08c\uff09<\/strong>\u4f7f\u7528TFB\u6216PVK\u4f5c\u4e3aHTL\u7684QD-LED\u5668\u4ef6\u7b80\u56fe\uff1b<\/p>\n

\uff08d\uff09<\/strong>\u4f7f\u7528TFB\u6216PVK\u4f5c\u4e3aHTL\u7684\u84dd\u5149QD-LEDs\u7684\u7535\u6d41\u548cEQE\u968f\u4eae\u5ea6\u7684\u53d8\u5316\u5173\u7cfb\u3002<\/p>\n

4.2 \u57fa\u8d28\u4e2d\u7684\u91cf\u5b50\u70b9<\/strong><\/p>\n

4.2.1 \u6709\u673a\u57fa\u8d28\u4e2d\u7684\u91cf\u5b50\u70b9<\/strong><\/p>\n

\u4e3a\u4e86\u63d0\u9ad8\u8584\u819c\u7684\u5bfc\u7535\u6027\uff0cQDs\u901a\u5e38\u88ab\u5206\u6563\u5728\u5bfc\u7535\u6709\u673a\u57fa\u8d28\u4e2d\uff0c\u5bfc\u7535\u6709\u673a\u57fa\u8d28\u4f5c\u4e3a\u8f7d\u6d41\u5b50\u6ce8\u5165\u4ecb\u8d28\u3002\u5bfc\u7535\u6709\u673a\u5206\u5b50\u7684\u7aef\u57fa\u5b98\u80fd\u5316\u53ef\u4ee5\u5c06\u91cf\u5b50\u70b9\u548c\u6709\u673a\u5206\u5b50\u952e\u548c\uff0c\u63d0\u9ad8\u8f7d\u6d41\u5b50\u6ce8\u5165\u6548\u7387\u3002\u9664\u6b64\u4e4b\u5916\uff0cQDs\u63a5\u679d\u5728\u6709\u673a\u5206\u5b50\u8868\u9762\u53ef\u4ee5\u963b\u6b62QDs\u56e2\u805a\uff0c\u589e\u5f3a\u5728\u975e\u6781\u6027\u6eb6\u5242\u4e2d\u7684\u6eb6\u89e3\u5ea6\uff0c\u6709\u5229\u4e8e\u5236\u5907\u5747\u5300\u7a33\u5b9a\u7684QDs\u8584\u819c\u3002<\/p>\n

\u56fe8 QDs\u5728\u6709\u673a\u57fa\u8d28\u4e2d\u7684\u793a\u610f\u56fe\u3001\u80fd\u5e26\u7ed3\u6784\u56fe\u53ca\u5bf9\u5668\u4ef6\u6027\u80fd\u7684\u5f71\u54cd<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09<\/strong>QDs\u5728\u805a\u5408\u7269\u57fa\u8d28\u4e2d\u793a\u610f\u56fe\uff1b<\/p>\n

\uff08b\uff09<\/strong>\u542bQD\/\u805a-TPA\u6742\u5316\u53d1\u5149\u5c42\u7684QD-LEDs\u80fd\u5e26\u7ed3\u6784\u7b80\u56fe\uff1b<\/p>\n

\uff08c\uff09<\/strong>\u7eafQDs\u4e0eQD\/\u805a\u5408\u7269\u7684EQE\u968f\u7535\u6d41\u5bc6\u5ea6\u53d8\u5316\u5173\u7cfb\u56fe\uff1b<\/p>\n

\uff08d\uff09<\/strong>\u7eafQDs\u3001QDs\uff08HDT\uff09\u548cQD\/\u805a\u5408\u7269\u7684\u5149\u7a33\u5b9a\u6027\u6d4b\u8bd5\u3002<\/p>\n

4.2.2 \u65e0\u673a\u57fa\u8d28\u4e2d\u7684\u91cf\u5b50\u70b9<\/strong><\/p>\n

\u548c\u6709\u673a\u57fa\u8d28\u76f8\u6bd4\uff0c\u65e0\u673a\u57fa\u8d28\u5177\u6709\u66f4\u597d\u7684\u70ed\u7a33\u5b9a\u6027\u548c\u66f4\u597d\u7684\u8f7d\u6d41\u5b50\u8fd0\u8f93\u80fd\u529b\u3002\u65e0\u673a\u57fa\u8d28\u7684\u4f7f\u7528\u53ef\u4ee5\u6781\u5927\u7684\u63d0\u9ad8\u5668\u4ef6\u7684\u7a33\u5b9a\u6027\u3002\u5982PbS\u548cCdSe\u7b49\u7684QDs\u901a\u5e38\u7528\u5bbd\u5e26\u9699\u534a\u5bfc\u4f53\u6750\u6599\uff08\u5982CdS\u3001ZnS\uff09\u4f5c\u4e3a\u57fa\u8d28\u3002QDs\u9996\u5148\u88ab\u5305\u8986\u51e0\u5c42\u5bbd\u5e26\u9699\u534a\u5bfc\u4f53\u6750\u6599\u6210\u4e3a\u6838-\u58f3\u7ed3\u6784\uff1b\u542b\u6709\u70ed\u529b\u5b66\u4e0d\u7a33\u5b9a\u7684\u914d\u4f53\u7684\u6838-\u58f3\u7ed3\u6784\u7684QDs\u88ab\u60ac\u6d82\u5728\u57fa\u8d28\u4e0a\uff0c\u5e76\u901a\u8fc7\u52a0\u70ed\u7684\u65b9\u5f0f\u9664\u53bb\u914d\u4f53\uff1b\u6700\u7ec8\uff0c\u901a\u8fc7SILAR\u65b9\u6cd5\uff0c\u5bbd\u5e26\u9699\u534a\u5bfc\u4f53\u6750\u6599\u5c06\u8584\u819c\u4e2d\u7684\u5b54\u9699\u586b\u5145\u3002<\/p>\n

\u56fe9 \u65e0\u673a\u57fa\u8d28\u91cf\u5b50\u70b9\u5236\u5907\u8fc7\u7a0b<\/strong><\/p>\n

\"\"
\n \u56fe10 CdSe\/CdS\u3001\u5668\u4ef6\u7ed3\u6784\u7b80\u56fe\u53ca\u5176\u5bf9\u5668\u4ef6\u6027\u80fd\u7684\u5f71\u54cd<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09<\/strong>\u5de6\u56fe\uff1aCdSe\/CdS\u53ca\u5668\u4ef6\u7ed3\u6784\u7b80\u56fe\uff0c\u53f3\u56fe\uff1aQD-LEDs\u7684\u53cc\u8272EL\uff1b<\/p>\n

\uff08b\uff09<\/strong>QD-LEDs\u7684\u7535\u6d41\u5bc6\u5ea6\uff08J\uff09\u548c\u4eae\u5ea6\u968f\u7535\u538b\u7684\u53d8\u5316\u5173\u7cfb\u56fe\u3002\uff08\u63d2\u56fe\uff1a\u504f\u538b\u4e3a10V\u65f6\u7684EQE\u968f\u7535\u6d41\u5bc6\u5ea6\u7684\u53d8\u5316\u5173\u7cfb\u56fe\uff09<\/p>\n

4.2.3 \u9499\u949b\u77ff\u4e2d\u7684QDs<\/strong><\/p>\n

\u4e3a\u4e86\u89e3\u51b3\u8868\u9762\u7f3a\u9677\u548c\u8f7d\u6d41\u5b50\u8fc1\u79fb\u7387\u8f83\u5c0f\u7684\u95ee\u9898\uff0c\u9700\u8981\u4e00\u79cd\u5177\u6709\u8f83\u9ad8\u8f7d\u6d41\u5b50\u8fc1\u79fb\u7387\u7684\u65b0\u57fa\u8d28\u3002\u5c06\u6709\u673a\u5364\u5316\u7269\u9499\u949b\u77ff\u7528\u5f02\u8d28\u5916\u5ef6\u751f\u957f\u6280\u672f\u539f\u4f4d\u751f\u957f\u5728\u8584\u819c\u4e0a\uff0c\u7531\u4e8e\u9499\u949b\u77ff\u539f\u5b50\u5c3a\u5ea6\u7684\u8868\u9762\u949d\u5316\uff0c\u8584\u819c\u8868\u73b0\u51fa\u8f83\u9ad8\u7684PLQY\u3002\u6b64\u5916\uff0c\u9499\u949b\u77ff\u8f83\u9ad8\u7684\u8f7d\u6d41\u5b50\u8fc1\u79fb\u7387\u4f7f\u8f7d\u6d41\u5b50\u80fd\u9ad8\u6548\u6ce8\u5165QDs\u4e2d\u3002<\/p>\n

\u56fe11 QDs\u5728\u5668\u4ef6\u4e2d\u7684\u7ed3\u6784\u53ca\u5176\u5bf9\u5668\u4ef6\u6027\u80fd\u7684\u5f71\u54cd<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09<\/strong>LED\u5668\u4ef6\u7ed3\u6784\uff1b<\/p>\n

\uff08b\uff09<\/strong>PbS QDs\u5728MAPbX3 (X =I, Br)\u4e2d\u80fd\u63d0\u9ad8QD-LEDs\u53d1\u5149\u6548\u7387\u7684\u56fe\u793a\u8bf4\u660e\uff1b<\/p>\n

\uff08c\uff09<\/strong>\u6709\u65e0\u9499\u949b\u77ff\u57fa\u8d28\u7684\u5668\u4ef6\u7684\u53d1\u5149\u968f\u7535\u538b\u53d8\u5316\u7684\u5173\u7cfb\u5bf9\u6bd4\u56fe\uff1b\uff08\u63d2\u56fe\uff1a0.9-1.3V\u8303\u56f4\u5185\u7684\u5f00\u8def\u7535\u538b\uff09<\/p>\n

\uff08d\uff09<\/strong>\u6709\u65e0\u9499\u949b\u77ff\u57fa\u8d28\u7684\u5668\u4ef6\u7684PCE\u968f\u7535\u538b\u7684\u53d8\u5316\u5173\u7cfb\u5bf9\u6bd4\u56fe\u3002<\/p>\n

5. \u7ed3\u8bba\u4e0e\u5c55\u671b<\/strong><\/p>\n

QDs\u8868\u9762\u5de5\u7a0b\u548c\u5668\u4ef6\u7ed3\u6784\u4f18\u5316\uff0c\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8QD-LEDs\u7684\u6027\u80fd\uff0c\u4e3aQD-LED\u7684\u5546\u4e1a\u5316\u5e94\u7528\u63d0\u4f9b\u4e86\u5de8\u5927\u7684\u524d\u666f\u3002\u8868\u9762\u5de5\u7a0b\uff08\u5982\u6838-\u58f3\u7ed3\u6784\u548c\u786b\u9187\u914d\u4f53\uff09\u53ef\u4ee5\u6709\u6548\u964d\u4f4e\u8868\u9762\u7f3a\u9677\u6d53\u5ea6\uff0c\u63d0\u9ad8PLQY\u3002\u5668\u4ef6\u7ed3\u6784\u4f18\u5316\u5de5\u7a0b\uff08\u5982\u5e73\u9762\u7ed3\u6784\u548c\u57fa\u8d28\u7ed3\u6784\uff09\u53ef\u4ee5\u5e73\u8861\u8f7d\u6d41\u5b50\u6ce8\u5165\uff0c\u63d0\u9ad8\u8f7d\u6d41\u5b50\u8fc1\u79fb\u7387\u548c\u8f7d\u6d41\u5b50\u8f90\u5c04\u590d\u5408\u51e0\u7387\u3002\u8fd1\u5e74\u6765\uff0cQD-LEDs\u7684\u6027\u80fd\uff08\u5982\u53d1\u5149\u5f3a\u5ea6\u548c\u80fd\u91cf\u8f6c\u6362\u6548\u7387\uff09\u5df2\u7ecf\u8fdc\u8fdc\u6ee1\u8db3\u5546\u4e1a\u9700\u6c42\uff0c\u8868\u660eQD-LEDs\u5728\u4e0b\u4e00\u4ee3\u663e\u793a\u9886\u57df\u7684\u5e94\u7528\u4e2d\u6709\u7740\u5e7f\u9614\u7684\u524d\u666f\u3002<\/p>\n

\u4e3a\u4e86\u8fbe\u5230\u5546\u4e1a\u5e94\u7528\u9700\u6c42\uff0c\u5668\u4ef6\u7a33\u5b9a\u6027\u8fd8\u9700\u8981\u8fdb\u4e00\u6b65\u63d0\u9ad8\u3002\u5f53\u5668\u4ef6\u88ab\u7ec4\u88c5\u65f6\uff0c\u975e\u8f90\u5c04\u590d\u5408\u53ef\u80fd\u4f1a\u9020\u6210\u5668\u4ef6\u53d1\u70ed\uff0c\u8f7d\u6d41\u5b50\u7684\u6ce8\u5165\u53ef\u80fd\u4f1a\u9020\u6210QDs\u7684\u6c27\u5316\u8fd8\u539f\u53cd\u5e94\u3002\u8fd9\u4e24\u79cd\u73b0\u8c61\u90fd\u4f1a\u9020\u6210QDs\u8868\u9762\u914d\u4f53\u4e22\u5931\u548c\u7f3a\u9677\u751f\u6210\uff0c\u4f7f\u5668\u4ef6\u7684\u53d1\u5149\u6548\u7387\u548c\u6027\u80fd\u964d\u4f4e\u3002\u65e0\u673a\u57fa\u8d28\u5728QDs\u8868\u9762\u5916\u5ef6\u751f\u957f\u662f\u4e00\u79cd\u6f5c\u5728\u7684\u89e3\u51b3\u529e\u6cd5\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u4e3a\u4e86\u63d0\u9ad8\u5668\u4ef6\u7684\u7a33\u5b9a\u6027\uff0c\u9700\u8981\u5c06\u7f3a\u9677\u6d53\u5ea6\u964d\u4f4e\u3002\u914d\u4f53\u4ea4\u6362\u3001\u8584\u819c\u5236\u5907\u548c\u57fa\u8d28\u6709\u671b\u89e3\u51b3\u8fd9\u4e9b\u95ee\u9898\u3002\u9884\u5904\u7406\uff08\u5982\u539f\u5b50\u5c42\u6c89\u79ef\uff09\u53ef\u80fd\u662f\u53e6\u5916\u4e00\u79cd\u63d0\u9ad8\u5668\u4ef6\u7a33\u5b9a\u6027\u7684\u65b9\u6cd5\u3002<\/p>\n

\u4e3a\u4e86\u5c06QD-LEDs\u5927\u8303\u56f4\u5546\u4e1a\u5e94\u7528\uff0c\u9700\u8981\u6ce8\u91cd\u8584\u819c\u6279\u91cf\u751f\u4ea7\u5de5\u827a\u7684\u53d1\u5c55\u3002\u8f6c\u79fb\u5370\u5237\u6cd5\u3001\u55b7\u58a8\u5370\u5237\u548c\u56fe\u6848\u5316\u5c06\u4f1a\u6210\u4e3a\u5b9e\u73b0\u5546\u4e1a\u5316\u7684\u7406\u60f3\u65b9\u5f0f\u3002\u6b64\u5916\uff0c\u7528\u5927\u89c4\u6a21\u5408\u6210\u4e5f\u4f1a\u6210\u4e3a\u964d\u4f4e\u751f\u4ea7\u6210\u672c\u7684\u4e00\u79cd\u6709\u6548\u65b9\u5f0f\u3002<\/p>\n

\u56fe12 QD-LEDs\u7684\u4e24\u79cd\u5370\u5237\u6280\u672f\u7b80\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09<\/strong>\u8f6c\u79fb\u5370\u5237\u6280\u672f\u793a\u610f\u56fe\uff1b<\/p>\n

\uff08b\uff09<\/strong>\u55b7\u58a8\u5370\u5237\u6280\u672f\u539f\u7406\u793a\u610f\u56fe\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a<\/strong>Colloidal quantum-dots surface and device structure engineering for high-performance light-emitting diodes<\/a>\uff08Natl. Sci. Rev., 2017, DOI: 10.1093\/nsr\/nww097\uff09<\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u6731\u6653\u79c0\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u6574\u7406\u7f16\u8f91\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\u7f16\u8f91\u90e8<\/a>\u3002<\/p>\n

\u6750\u6599\u6d4b\u8bd5\uff0c\u6570\u636e\u5206\u6790\uff0c\u4e0a\u6d4b\u8bd5\u8c37\uff01<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

\u3010\u5f15\u8a00\u3011 \u534a\u5bfc\u4f53\u80f6\u4f53\u91cf\u5b50\u70b9\uff08QDs\uff09\u7531\u4e8e\u5177\u6709\u8367\u5149\u91cf\u5b50\u4ea7\u7387\u9ad8\u3001\u5e26\u9699\u7a84\u3001\u53d1\u5149\u5cf0\u53ef\u8c03\u3001\u6613\u4e8e\u5408\u6210\u5236\u5907\u7b49\u4f18\u70b9\uff0c\u5728\u53d1\u5149\u5668\u4ef6\u9886\u57df\u53d7\u5230\u4e86\u6781\u5927\u7684\u5173\u6ce8\u3002\u8fd1\u5e74\u6765\uff0c\u7531\u4e8e\u91cf\u5b50\u70b9\u5408\u6210\u65b9\u6cd5\u3001…<\/p>\n","protected":false},"author":1369,"featured_media":87882,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[533],"tags":[1898,1592,172],"class_list":["post-87848","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-zongshu","tag-led","tag-nsr","tag-dot"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/87848"}],"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\/1369"}],"replies":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=87848"}],"version-history":[{"count":3,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/87848\/revisions"}],"predecessor-version":[{"id":87896,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/87848\/revisions\/87896"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/media\/87882"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=87848"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=87848"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=87848"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}