Enhanced Performance of Pixelated Quantum Dot Light‐Emitting Diodes by Inkjet Printing of Quantum Dot–Polymer Composites

• Published in: Advanced optical materials Vol. 9; no. 11
• Main Authors: Roh, Heebum, Ko, Donghyun, Shin, Dong Yeol, Chang, Jun Hyuk, Hahm, Donghyo, Bae, Wan Ki, Lee, Changhee, Kim, Jun Young, Kwak, Jeonghun
• Format: Journal Article
• Language: English
• Published: Weinheim Wiley Subscription Services, Inc 01.06.2021
• Subjects: Color; Displays; Drying; Inkjet printing; Inks; Materials science; Molecular weight; Morphology; Nonuniformity; Optics; Performance enhancement; Pixels; PMMA; Polymer matrix composites; Polymethyl methacrylate; QD–polymer composite; quantum dot light‐emitting diodes; Quantum dots; Quantum efficiency; subpixels

Inkjet printing of colloidal quantum dots (QDs) is considered a promising technology for application in full‐color quantum dot light‐emitting diode (QLED) displays. However, QLEDs that are inkjet printed in a pixel‐defining bank structure generally exhibit a low performance, mainly due to the nonuni...