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pro vyhledávání: '"Jun Yeob Lee"'
Autor:
Jinwoo Shin, Jun Yeob Lee
Publikováno v:
Journal of Information Display, Vol 25, Iss 3, Pp 251-260 (2024)
Organic Light-Emitting Diodes (OLEDs) require several organic layers, including carrier injection layers, charge transport layers, and light-emitting layers (EML). Recently, many panel companies have been using layers with a dual function of charge t
Externí odkaz:
https://doaj.org/article/bbfe783c20e04bf3b4fbe5bf0fcc77b3
Publikováno v:
Journal of Information Display, Vol 25, Iss 3, Pp 219-234 (2024)
Virtual reality, augmented reality, quantum dot light-emitting diodes, and organic light-emitting diodes have progressed over the last two years. Key achievements in these displays are discussed in terms of device performance.
Externí odkaz:
https://doaj.org/article/8d0c883441084c0eb1e5be48e071465e
Publikováno v:
Nature Communications, Vol 14, Iss 1, Pp 1-8 (2023)
Abstract Multiple resonance (MR) thermally activated delayed fluorescence emitters have been actively studied as pure blue dopants for organic light-emitting diodes (OLEDs) because of excellent color purity and high efficiency. However, the reported
Externí odkaz:
https://doaj.org/article/c9719618dc2c435eb5683ab9c604c54b
Publikováno v:
Advanced Science, Vol 11, Iss 1, Pp n/a-n/a (2024)
Abstract Two‐coordinate coinage metal complexes have emerged as promising emitters for highly efficient organic light‐emitting devices (OLEDs). However, achieving efficient long‐wavelength electroluminescence emission from these complexes remai
Externí odkaz:
https://doaj.org/article/3adef06bd2d54acab008a820903c548a
Publikováno v:
Advanced Science, Vol 10, Iss 26, Pp n/a-n/a (2023)
Abstract The development of highly efficient and deep blue emitters satisfying the color specification of the commercial products has been a challenging hurdle in the organic light‐emitting diodes (OLEDs). Here, deep blue OLEDs with a narrow emissi
Externí odkaz:
https://doaj.org/article/e8eead9f11ce4eb59e5a3e63983c3ebc
Autor:
Kyung Hyung Lee, Jae Min Kim, Sook-Hee Jeong, Ji Ho Baek, Jeong Dae Seo, Inbum Song, Sang Beom Kim, Hyun Chul Choi, Jun Yeob Lee
Publikováno v:
Journal of Information Display, Vol 23, Iss 4, Pp 251-258 (2022)
Triplet–triplet fusion (TTF) has been an efficiency-enhancing mechanism in fluorescent organic light-emitting diodes (OLEDs) caused by the collision of two triplet excitons. However, achieving a high TTF ratio in fluorescent OLEDs has been difficul
Externí odkaz:
https://doaj.org/article/16c3fb2c15b54816a3570607513c2049
Publikováno v:
Journal of Information Display, Vol 0, Iss 0, Pp 1-17 (2022)
The remarkable progress of virtual reality, augmented reality, quantum dot light-emitting diode, and organic light-emitting diode as next-generation displays has overcome the leadership of the liquid crystal display during the last two years. This pa
Externí odkaz:
https://doaj.org/article/8ead636c0d134730b7765b3462983614
Autor:
Jae‐Min Kim, Kyu Young Hwang, Sungmin Kim, Junseop Lim, Byungjoon Kang, Kum Hee Lee, Byoungki Choi, Seung‐Yeon Kwak, Jun Yeob Lee
Publikováno v:
Advanced Science, Vol 9, Iss 31, Pp n/a-n/a (2022)
Abstract The light‐emitting dipole orientation (EDO) of a phosphorescent emitter is a key to improving the external quantum efficiency (EQE) of organic light‐emitting diodes (OLEDs) without structural modification of the device. Here, four homole
Externí odkaz:
https://doaj.org/article/93300efb44104ec48f2f7b61de8f1baa
Publikováno v:
Materials, Vol 16, Iss 11, p 4159 (2023)
Organic light-emitting diodes (OLEDs) are energy-efficient; however, the coordinating ligand can affect their stability. Sky-blue phosphorescent Pt(II) compounds with a C^N chelate, fluorinated-dbi (dbi = [1-(2,4-diisopropyldibenzo [b,d]furan-3-yl)-2
Externí odkaz:
https://doaj.org/article/58d5a407d1ac4c9f9cc30fab0e35d54e
Autor:
Won Jae Chung, Jun Yeob Lee
Publikováno v:
Journal of Information Display, Vol 22, Iss 2, Pp 49-54 (2021)
The efficiency loss process of hyper-fluorescent organic light-emitting diodes (OLEDs) was analyzed with different fluorescent emitters. Two blocking units of tert-butyl and 2-phenylpropan-2-yl in fluorescent emitters suppressed the Dexter energy tra
Externí odkaz:
https://doaj.org/article/ebbabc2175a14111b7d517c526a968c7