Concepedia

Al2O3 half-wave films for long-life cw lasers

I. Ladany, M. Ettenberg, H. F. Lockwood, H. Kressel

Applied Physics Letters · 1977 · 92 citations · 4 references

Concepts

EngineeringMaterials EngineeringMaterials ScienceOptical MaterialsOptoelectronicsSemiconductor DevicesLaser DiodesLaser OpticsLaser PhysicsOptical Thin FilmsSemiconductor LasersSemiconductor ReliabilityDiode Laser Threshold CurrentFacet CoatingsHigh-power Laser DiodesLasersOptical Coatings For LasersSemiconductor Laser DiodesStable Operation At Low Power

Abstract

Long-term operating-life data are reported for (AlGa)As cw laser diodes. The use of half-wave Al2O3 facet coatings is shown to eliminate facet erosion, allowing stable diode operation at constant current for periods in excess of 10 000 h.

References

4

Refractive index of Al<i>x</i>Ga1−<i>x</i>As between 1.2 and 1.8 eV

H. C. Casey, D. D. Sell, M. B. Panish · Applied Physics Letters · 1974 · 253 citations

Natural Sciences, Materials Engineering, Materials Science +13

CONTROL OF FACET DAMAGE IN GaAs LASER DIODES

M. Ettenberg, H. S. Sommers, H. Kressel et al. · Applied Physics Letters · 1971 · 92 citations

Engineering, Electrical Engineering, Materials Science +14

Influence of device fabrication parameters on gradual degradation of (AlGa)As cw laser diodes

I. Ladany, H. Kressel · Applied Physics Letters · 1974 · 56 citations

Engineering, Materials Engineering, Materials Science +14

Mode control in GaAs large-cavity double-heterostructure lasers

B.W. Hakki, C. J. Hwang · Journal of Applied Physics · 1974 · 22 citations

Engineering, Electrical Engineering, Materials Science +17