DOI: 10.1002/sdtp.16782 ISSN:
83‐2: Inorganic ion treatment of Cd‐free quantum dots and applications to QD‐LED with improved characteristics
Keisuke Kitano, Seung Hyuk Lee, Sentaro Kida, Takahiro Doe, Yasushi Asaoka, Noboru Iwata, Makoto Izumi, Tetsu Tatsuma, Yasuhiko Arakawa- General Medicine
Inorganic ion treatment for Cd‐free colloidal quantum dot (QD) layers improved their carrier injection efficiency, resulting in improved external quantum efficiency (EQE) and electroluminescence (EL) lifetime of the QD light‐emitting diode (QD‐LED). Inorganic ion treated QD layers patterned at 176 ppi by photolithography enabled emission of each primary color.