Benzonitirile modified N type host for exciplex host to enhance efficiency and lifetime in blue phosphorescent organic light-emitting diodes

2022 ◽  
Vol 429 ◽  
pp. 132584
Author(s):  
Yoon Sung Kim ◽  
Junseop Lim ◽  
Jun Yeob Lee ◽  
Yoonkyoo Lee ◽  
Changwoong Choo
Keyword(s):  
Light Emitting Diodes ◽  
Organic Light Emitting Diodes ◽  
Light Emitting ◽  
Type Host ◽  
Organic Light ◽  
Enhance Efficiency ◽  
Blue Phosphorescent

High triplet energy exciplex host derived from a CN modified carbazole based n-type host for improved efficiency and lifetime in blue phosphorescent organic light-emitting diodes

2018 ◽  
Vol 6 (38) ◽  
pp. 10308-10314 ◽  
Author(s):  
Su Kyeong Shin ◽  
Si Hyun Han ◽  
Jun Yeob Lee
Keyword(s):  
Electron Transport ◽  
Light Emitting Diodes ◽  
Hole Transport ◽  
Organic Light Emitting Diodes ◽  
Triplet Energy ◽  
Light Emitting ◽  
Type Host ◽  
Organic Light ◽  
Blue Phosphorescent ◽  
Transport Type

High triplet energy exciplexes which can improve the lifetime of blue phosphorescent organic light-emitting diodes were developed by mixing a carbazole based hole transport type host with a CN modified carbazole based electron transport type host.

A negative polaron resistant p-type host for extended lifetime in deep blue phosphorescent organic light-emitting diodes

2020 ◽  
Vol 8 (15) ◽  
pp. 5131-5136 ◽  
Author(s):  
Chang Yoon Yang ◽  
Won Jae Chung ◽  
Hyein Jeong ◽  
Yoonkyoo Lee ◽  
Jun Yeob Lee
Keyword(s):  
Light Emitting Diodes ◽  
Organic Light Emitting Diodes ◽  
Light Emitting ◽  
Type Host ◽  
Deep Blue ◽  
Organic Light ◽  
Device Lifetime ◽  
P Type ◽  
Blue Phosphorescent

A negative polaron resistant p-type host improved the device lifetime of blue phosphorescent organic light-emitting diodes.

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