Title :
Segmented 1.55 μm laser with 400% differential quantum efficiency
Author :
Getty, J. ; Skogen, E. ; Coldren, L.
Author_Institution :
California Univ., Santa Barbara, CA, USA
Abstract :
By electrically segmenting, and series-connecting an InP ridge laser, we have demonstrated 12-stage lasers with 409 % differential efficiency and 2.6 mA threshold, as well as 3-stage lasers with 51 ohm input impedance and 126 % differential efficiency.
Keywords :
III-V semiconductors; electric impedance; indium compounds; quantum cascade lasers; quantum optics; 1.55 micron; 2.6 mA; 3-stage lasers; 51 ohm; InP; InP ridge laser; differential efficiency; differential quantum efficiency; electrical segmentation; input impedance; segmented laser; series-connection; Diodes; Electron emission; Etching; Indium phosphide; Particle beam optics; Quantum well lasers; Radiative recombination; Spontaneous emission; Surface emitting lasers; Waveguide lasers;
Conference_Titel :
Optical Fiber Communications Conference, 2003. OFC 2003
Print_ISBN :
1-55752-746-6
DOI :
10.1109/OFC.2003.1247587
