Abstract
Semiconductor lasers emitting at 1.3 µm with low threshold current are expected to be important light sources for optical-communication and optical-interconnection systems. Although low-threshold 1.3-µm compressively strained quantum-well (QW) lasers have been reported,1,2 tensilely strained QW lasers have not been sufficiently investigated. In this paper, the effect of the number of wells and the amount of strain is investigated for 1.3-µm tensilely strained GaInAsP/InP graded-index separate-confinement-heterostructure (GRIN-SCH) QW lasers.
© 1995 Optical Society of America
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