Thickness-graded quantum barriers and composition-graded electron blocking layer for efficient green light-emitting diodes
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DOI: 10.1016/j.ijleo.2020.164767
Abstract: Abstract We present a simultaneously thickness-graded quantum barriers and composition-graded electron blocking layer as a promising and efficient design for green light-emitting diodes. The device, we proposed, shows decreased efficiency droop at high current density.… read more here.
Keywords: graded electron; electron blocking; quantum barriers; blocking layer ... See more keywords
Efficiency Droop Suppression and Light Output Power Enhancement of Deep Ultraviolet Light-Emitting Diode by Incorporating Inverted-V-Shaped Quantum Barriers
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Electron Devices"
DOI: 10.1109/ted.2020.3025523
Abstract: In this work, we demonstrate an AlGaN-based deep-ultraviolet light-emitting diodes (DUV LEDs) structure with the incorporation of inverted-V-shaped quantum barriers (QBs). Intriguingly, the light output power (LOP) can be remarkably boosted by 157% in comparison… read more here.
Keywords: shaped quantum; light emitting; quantum barriers; ultraviolet light ... See more keywords