A periphery cladding strategy to improve the performance of narrowband emitters, achieving deep-blue OLEDs with CIEy < 0.08 and external quantum efficiency approaching 20%

2021 ◽  
pp. 106275
Author(s):  
Yaxiong Wang ◽  
Yalei Duan ◽  
Runda Guo ◽  
Shaofeng Ye ◽  
Kaiyuan Di ◽  
...  
Keyword(s):  
Quantum Efficiency ◽  
External Quantum Efficiency ◽  
Deep Blue

High-efficiency, deep blue ZnCdS/CdxZn1−xS/ZnS quantum-dot-light-emitting devices with an EQE exceeding 18%

Nanoscale ◽  
2018 ◽  
Vol 10 (12) ◽  
pp. 5650-5657 ◽  
Author(s):  
Ouyang Wang ◽  
Lei Wang ◽  
Zhaohan Li ◽  
Qiulei Xu ◽  
Qingli Lin ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Quantum Dot ◽  
Quantum Efficiency ◽  
External Quantum Efficiency ◽  
High Efficiency ◽  
Light Emitting ◽  
Light Emitting Devices ◽  
Deep Blue

18% peak external quantum efficiency (EQE) for deep blue QLEDs by using ZnCdS/CdxZn1−xS/ZnS quantum dots.

Efficient non-doped fluorescent OLEDs with nearly 6% external quantum efficiency and deep-blue emission approaching the blue standard enabled by quaterphenyl-based emitters

2018 ◽  
Vol 6 (16) ◽  
pp. 4479-4484 ◽  
Author(s):  
Weixuan Zeng ◽  
Yongbiao Zhao ◽  
Weimin Ning ◽  
Shaolong Gong ◽  
Zece Zhu ◽  
...  
Keyword(s):  
Quantum Efficiency ◽  
External Quantum Efficiency ◽  
Blue Emission ◽  
Device Performance ◽  
Color Purity ◽  
Deep Blue ◽  
Blue Emitters ◽  
Excellent Color

Two quaterphenyl derivatives are rationally designed and synthesized as deep-blue emitters to simultaneously afford outstanding device performance and excellent color purity approaching the NTSC blue standard.

Efficient deep blue fluorescent emitter showing high external quantum efficiency

2015 ◽  
Vol 120 ◽  
pp. 200-207 ◽  
Author(s):  
Seung Ji Cha ◽  
Noh Soo Han ◽  
Jae Kyu Song ◽  
So-Ra Park ◽  
Young Min Jeon ◽  
...  
Keyword(s):  
Quantum Efficiency ◽  
External Quantum Efficiency ◽  
Deep Blue

Pyrene based materials for exceptionally deep blue OLEDs

2014 ◽  
Vol 2 (43) ◽  
pp. 9083-9086 ◽  
Author(s):  
Dennis Chercka ◽  
Seung-Jun Yoo ◽  
Martin Baumgarten ◽  
Jang-Joo Kim ◽  
Klaus Müllen
Keyword(s):  
Quantum Efficiency ◽  
External Quantum Efficiency ◽  
Host System ◽  
Highly Efficient ◽  
Deep Blue ◽  
Blue Photoluminescence

A 2,7-functionalized pyrene-based emitter for highly efficient OLEDs has been developed. It offers an exceptional deep blue photoluminescence (CIE: x = 0.16, y = 0.024) and good external quantum efficiency (EQE) of 3.1% when employed in a guest–host system OLED.

Through-Space Charge Transfer Dendrimers Employing Oxygen-Bridged Triarylboron Acceptors for Efficient Deep-Blue Electroluminescence

2021 ◽  
Author(s):  
Baoyun Du ◽  
Xingdong Wang ◽  
Fan Chen ◽  
Qingqing Yang ◽  
Shiyang Shao ◽  
...  
Keyword(s):  
Charge Transfer ◽  
Space Charge ◽  
Quantum Efficiency ◽  
External Quantum Efficiency ◽  
State Of The Art ◽  
Delayed Fluorescence ◽  
Thermally Activated Delayed Fluorescence ◽  
Thermally Activated ◽  
Deep Blue

Though-space charge transfer dendrimers consisting of dendritic triacridan donors and oxygen-bridged triarylboron acceptors are demonstrated to exhibit deep-blue thermally activated delayed fluorescence with state-of-the-art external quantum efficiency of 14.6% for...

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