TY - GEN
T1 - Investigation of the efficiency-droop mechanism in a GaN based blue light-emitting diodes using a very-fast electrical-optical pump-probe technique
AU - Shi, J. W.
AU - Lin, Che Wei
AU - Chen, Wei
AU - Lee, M. L.
AU - Sheu, J. K.
N1 - Copyright:
Copyright 2012 Elsevier B.V., All rights reserved.
PY - 2011
Y1 - 2011
N2 - Electrical-optical pump-probe is used to investigate GaN blue LEDs under different temperatures. Measurement result indicates that under moderate current density (∼200A/cm 2) piezoelectric field induced carrier-escaping cannot be neglected and is responsible for the observed efficiency-droop.
AB - Electrical-optical pump-probe is used to investigate GaN blue LEDs under different temperatures. Measurement result indicates that under moderate current density (∼200A/cm 2) piezoelectric field induced carrier-escaping cannot be neglected and is responsible for the observed efficiency-droop.
UR - http://www.scopus.com/inward/record.url?scp=84862939049&partnerID=8YFLogxK
UR - http://www.scopus.com/inward/citedby.url?scp=84862939049&partnerID=8YFLogxK
U2 - 10.1109/PHO.2011.6110747
DO - 10.1109/PHO.2011.6110747
M3 - Conference contribution
AN - SCOPUS:84862939049
SN - 9781424489404
T3 - IEEE Photonic Society 24th Annual Meeting, PHO 2011
SP - 709
EP - 710
BT - IEEE Photonic Society 24th Annual Meeting, PHO 2011
T2 - 24th Annual Meeting on IEEE Photonic Society, PHO 2011
Y2 - 9 October 2011 through 13 October 2011
ER -