Efficiency droop suppression in GaN-based light-emitting diodes by chirped multiple quantum well structure at high current injection
*
Zhao Yu-Kun
a),
b)
, Li Yu-Feng
a),
b)
, Huang Ya-Ping
a),
b)
, Wang Hong
a),
b)
, Su Xi-Lin
c)
, Ding Wen
a),
b)
, Yun Feng
a),
b),
c)†
Leakage current for LEDs with uniform and chirped MQW structures at 600 mA/mm
2
.