Title :
Novel ultrafast vertically emitting semiconductor lasers
Author :
Pallmann, W.P. ; Hoffmann, M. ; Wittwer, V.J. ; Rudin, B. ; Kreuter, P. ; Witzigmann, B. ; Golling, M. ; Barbarin, Y. ; Südmeyer, T. ; Keller, U.
Author_Institution :
Dept. of Phys., ETH Zurich, Zurich, Switzerland
Abstract :
We demonstrate the highest average power of any modelocked semiconductor laser: the optically-pumped MIXSEL generates 6.4-W in 28.1-ps pulses at 2.5-GHz repetition rate. Furthermore, we discuss electrically-pumped VECSELs optimized for passive modelocking and present initial cw-lasing with >100-mW.
Keywords :
laser mode locking; optical pulse generation; optical pumping; semiconductor lasers; surface emitting lasers; electrically-pumped VECSEL; frequency 2.5 GHz; modelocked integrated external-cavity surface emitting laser; optically-pumped MIXSEL; passive modelocking; power 6.4 W; time 28.1 ps; ultrafast vertically emitting semiconductor lasers; vertical external cavity surface emitting laser; Cavity resonators; Laser modes; Numerical models; Optical pumping; Vertical cavity surface emitting lasers;
Conference_Titel :
Optical Communication (ECOC), 2010 36th European Conference and Exhibition on
Conference_Location :
Torino
Print_ISBN :
978-1-4244-8536-9
Electronic_ISBN :
978-1-4244-8534-5
DOI :
10.1109/ECOC.2010.5621260