Partial top dielectric stack distributed bragg reflectors for red vertical cavity surface emitting laser arrays

J. A. Lott, R. P. Schneider, K. J. Malloy, S. P. Kilcoyne, K. D. Choquette

Research output: Contribution to journalArticlepeer-review

Abstract

Room temperature continuous wave operation of red (⋋o~ 660 nm) vertical cavity surface emitting laser arrays is reported. The 1 x 64 arrays have a pitch of 100 μmwith device diameters of 15 μm. Grown by metalorganic vapor phase epitaxy, the devices consist of an AlGalnP strained quantum well optical cavity active region surrounded by AlGaAs distributed Bragg reflectors (DBR's). The top coupling DBR includes a partial dielectric stack, deposited after implanted device fabrication. All 64 devices operate simultaneously with peak output powers >0.45 mW, threshold currents <1.5 mA, and threshold voltages ≤2.7 V. The differential quantum efficiencies exceed 10%.

Original languageEnglish (US)
Pages (from-to)1397-1399
Number of pages3
JournalIEEE Photonics Technology Letters
Volume6
Issue number12
DOIs
StatePublished - Dec 1994
Externally publishedYes

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Atomic and Molecular Physics, and Optics
  • Electrical and Electronic Engineering

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