Perovskite Quantum Dots with Ultralow Trap Density by Acid Etching‐Driven Ligand Exchange for High Luminance and Stable Pure‐Blue Light‐Emitting Diodes

2021 ◽  
pp. 2006722
Author(s):  
Chenghao Bi ◽  
Zhiwei Yao ◽  
Xuejiao Sun ◽  
Xuecheng Wei ◽  
Junxi Wang ◽  
...  
Author(s):  
Limin Wu ◽  
Shuhua Tu ◽  
Min Chen

Creating highly efficient and stable pure blue (≈ 470 nm) perovskite quantum dots (PQDs) remains a considerable challenge. Here, we report an effective synthesis strategy of ultra-small (≈ 3.8 nm)...


2016 ◽  
Vol 26 (47) ◽  
pp. 8757-8763 ◽  
Author(s):  
Emre Yassitepe ◽  
Zhenyu Yang ◽  
Oleksandr Voznyy ◽  
Younghoon Kim ◽  
Grant Walters ◽  
...  

2019 ◽  
Vol 7 (12) ◽  
pp. 3429-3435 ◽  
Author(s):  
Sukyung Choi ◽  
Jaehyun Moon ◽  
Hyunsu Cho ◽  
Byoung-Hwa Kwon ◽  
Nam Sung Cho ◽  
...  

Surface-exchanged, partially pyridine-functionalized colloidal quantum dot-based light-emitting diodes (QD-LEDs) exhibit a low turn-on voltage and high brightness.


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