InP/InGaAsP Multiple Quantum Well multimode interference coupler

Sun Il Shim, Keun Tae Kim, Kwang Moo Kim, Hyung Dae Kim, Seong Eun Kim, Hyung Tae Kim, Jung Ho Park, Deok Ha Woo

    Research output: Contribution to journalArticlepeer-review

    5 Citations (Scopus)

    Abstract

    An optical coupler was designed and fabricated based on multimode interference (MMI) within the InP/InGaAsP Multiple Quantum Well (MQW) structure for use at the 1.55-μm wavelength. A theoretical analysis of MMI is presented by using the beam propagation method (BPM). The MMI section was designed to be a rib-type waveguide by using the effective refractive index method. A 2 × 2 optical coupler, which has a rib-type waveguide foi the MMI section, was fabricated and tested. It showed a good self-imaging property, which is the characteristic of the MMI effect.

    Original languageEnglish
    Pages (from-to)191-194
    Number of pages4
    JournalJournal of the Korean Physical Society
    Volume38
    Issue number3
    Publication statusPublished - 2001 Mar

    ASJC Scopus subject areas

    • General Physics and Astronomy

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