Abstract

在PEDOT∶PSSç©ºç©´ä¼ è¾“å±‚ä¸Šæ°”ç›¸æ²‰ç§¯äº†CsPbBr3和CsPbBrI2å ¨æ— æœºé’™é’›çŸ¿ä¼ è¾“å±‚å’Œå‘å ‰å±‚ï¼Œä»¥PEDOT∶PSS/CsPbBr3ä½œä¸ºåŒç©ºç©´ä¼ è¾“å±‚ï¼Œæ˜¾è‘—æé«˜äº†åŸºäºŽCsPbBrI2å‘å ‰çš„å ¨æ— æœºçº¢å ‰é’™é’›çŸ¿å‘å ‰äºŒæžç®¡ï¼ˆPerovskite light emitting diodes,PeLEDs)性能。相比基于PEDOT∶PSSç©ºç©´ä¼ è¾“å±‚çš„PeLEDså™¨ä»¶ï¼Œå ¶äº®åº¦ã€ç”µæµæ•ˆçŽ‡å’Œå¤–é‡å­æ•ˆçŽ‡æå‡å¹ åº¦åˆ†åˆ«è¾¾åˆ°äº†44%、157%和180%ã€‚å™¨ä»¶æ€§èƒ½æå‡ä¸€æ–¹é¢å½’å› äºŽPEDOT∶PSS/CsPbBr3åŒç©ºç©´ä¼ è¾“å±‚çš„èƒ½çº§åŒ¹é æé«˜äº†ç©ºç©´ä¼ è¾“æ•ˆçŽ‡ï¼Œå¹¶æœ‰æ•ˆæŠ‘åˆ¶äº†PEDOT∶PSSé ¸æ€§å¯¼è‡´çš„æ¿€å­çŒç­ï¼›å¦ä¸€æ–¹é¢å½’å› äºŽç”Ÿé•¿åœ¨CsPbBr3ä¼ è¾“å±‚ä¸Šçš„CsPbBrI2å‘å ‰å±‚å ·æœ‰æ›´å¥½çš„è–„è†œç»“æ™¶è´¨é‡ã€‚åœ¨PeLEDsä¸­é€šè¿‡æ°”ç›¸æ²‰ç§¯ç”Ÿé•¿ä¼ è¾“å±‚å’Œå‘å ‰å±‚æ˜¯ä¸€ç§ç®€å•æœ‰æ•ˆçš„åˆ¶å¤‡æ–¹æ¡ˆï¼Œåœ¨æé«˜æ°”ç›¸æ²‰ç§¯å ¨æ— æœºPeLEDs的性能方面有巨大潜力。

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