Title :
Differential refractive index in 1320 nm quantum-dot lasers
Author :
Hegarty, S.P. ; Carroll, O. ; Houlihan, J. ; McLnerney, J.G. ; Huyet, G.
Author_Institution :
Dept. of Phys., Univ. Coll. Cork, Ireland
Abstract :
In this paper we resolve the separate contributions of resonant and non-resonant carrier populations to the differential index below threshold. We then apply this understanding to the explanation of index shifts above and below laser threshold as a function of device gain saturation.
Keywords :
quantum dot lasers; refractive index; 1320 nm; differential refractive index; gain saturation; index shift explanation; laser threshold; nonresonant carrier population; quantum-dot lasers; Laser modes; Optical pulses; Optical refraction; Optical resonators; Optical saturation; Pulse amplifiers; Quantum dot lasers; Quantum well lasers; Refractive index; Resonance;
Conference_Titel :
Lasers and Electro-Optics Europe, 2005. CLEO/Europe. 2005 Conference on
Print_ISBN :
0-7803-8974-3
DOI :
10.1109/CLEOE.2005.1567915
