1.5–1.7 μm v.p.e. InGaAsP/InP c.w. lasers

Abstract
Room temperature c.w. lasing operation has been achieved at 1.55 μm with InGaAsP/InP devices and at 1.65 μm with InGaAs/InP devices prepared via vapour-phase epitaxy. Lasing threshold currents vary as exp (T – 20)/T0 with 40<T0 <60°C.

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