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Impact of Surface Recombination on the Performance of Phosphor-Free InGaN/GaN Nanowire White Light Emitting Diodes

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Abstract

We show that the performance of InGaN/GaN axial nanowire LEDs is largely limited by the poor carrier injection efficiency. We have further demonstrated high performance phosphor-free white LEDs using InGaN/GaN/AlGaN dot-in-a-wire core-shell heterostructures.

© 2014 Optical Society of America

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