Improvement of catastrophic optical damage (COD) level for high-power 0.98-μm GaInAs-GaInP laser diodes using impurity induced layer disordering

J. K. Lee, K. H. Park, D. H. Jang, H. S. Cho, C. S. Park, K. E. Pyun, J. Jeong

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    16 Citations (Scopus)

    Abstract

    We investigate improvement of catastrophic optical damage (COD) level for Al-free 0.98-μm ridge waveguide laser diodes (LD's) using the impurity induced layer disordering (HLD) process applied near the facets. The IILD is used for the purpose of forming transparent windows near both facets of the LD's utilizing its ability to increase bandgap energy of the GaInAs-GaInAsP strained quantum-well (QW) active layer. Improvement of the COD level by at least 1.65 times compared to the conventional LD's is obtained for the LD's with Si+ implantation followed by annealing at 900°C for 10 min.

    Original languageEnglish
    Pages (from-to)1226-1228
    Number of pages3
    JournalIEEE Photonics Technology Letters
    Volume10
    Issue number9
    DOIs
    Publication statusPublished - 1998 Sept

    Bibliographical note

    Funding Information:
    Manuscript received March 9, 1998; revised May 11, 1998. This work was supported by Korea Telecom. J. K. Lee is with the Compound Semiconductor Research Department, Electronics and Telecommunications Research Institute, Yusong, Taejon 305-600, Korea. He is also with the Department of Electronics Engineering, Korea University, Anam-Dong, Sungbuk-Ku, Seoul 136-701, Korea. K. H. Park, D. H. Jang, H. S. Cho, C. S. Park, and K. E. Pyun are with the Compound Semiconductor Research Department, Electronics and Telecommunications Research Institute, Yusong, Taejon 305-600, Korea. J. Jeong is with the Department of Radio Engineering, Korea University, Anam-Dong, Sungbuk-Ku, Seoul 136-701, Korea. Publisher Item Identifier S 1041-1135(98)06270-3.

    Keywords

    • Catastrophic optical damage (COD)
    • Impurity induced layer disordering (IILD)
    • Optical pumping
    • Semiconductor lasers

    ASJC Scopus subject areas

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

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