Title :
Mechanism for enhanced gain-periodicity in truncated-well gain-coupled DFB lasers
Author :
Adams, D.M. ; Makino, T.
Author_Institution :
Adv. Technol. Lab., Bell-Northern Res., Ottawa, Ont., Canada
fDate :
6/8/1995 12:00:00 AM
Abstract :
The authors show experimentally that an unexpectedly high singlemode yield for `in-phase´ truncated-well GC-DFBs is attributable to an enhancement of gain modulation owing to preferential injection of carriers into the quantum wells in the grating peaks
Keywords :
distributed feedback lasers; laser modes; optical modulation; quantum well lasers; carrier injection; enhanced gain-periodicity; gain modulation; gain-coupled DFB lasers; grating; in-phase truncated-well GC-DFBs; singlemode yield;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19950690
