FDTD analysis of recording light distribution in a near-field MAMMOS recording system

Matthew M. Manfredonia, Paul W. Nutter, C. David Wright

    Research output: Contribution to journalArticlepeer-review

    Abstract

    Using a combination of diffraction analysis and the three-dimensional finite-difference time-domain technique, we investigate the behavior of the recording light distribution in a magnetically amplified magnetooptical storage recording system with the presence of the optical disk and both with and without the inclusion of a solid immersion lens. The relationship of the distribution with the incident polarization, the air gap depth, and the disk structure is analyzed in detail. The results indicate that the distribution is strongly dependent upon each of these variables. © 2005 IEEE.
    Original languageEnglish
    Pages (from-to)2866-2868
    Number of pages2
    JournalIeee Transactions on Magnetics
    Volume41
    Issue number10
    DOIs
    Publication statusPublished - Oct 2005

    Keywords

    • Finite methods
    • Finite-difference time-domain (FDTD) methods
    • Magnetooptic films
    • Magnetooptic recording

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