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Observations of confined acoustic phonons in silicon membranes

  • Clivia M. Sotomayor Torres*
  • , A. Zwick
  • , F. Poinsotte
  • , J. Groenen
  • , Mika Prunnila
  • , Jouni Ahopelto
  • , A. Mlayah
  • , V. Paillard
  • *Corresponding author for this work
    • University College Cork
    • Paul Sabatier University

    Research output: Contribution to journal › Article › Scientific › peer-review

    Abstract

    Confined acoustic phonons in Silicon-on-insulator membranes have been observed by means of low frequency Raman scattering. The dependence of the Raman peak frequencies and amplitudes upon the thickness of the silicon membrane is interpreted as acoustic phonons in an acoustic cavity. The analysis confirms that these acoustic phonons are confined.
    Original languageEnglish
    Pages (from-to)2609-2612
    JournalPhysica Status Solidi C: Conferences and Critical Reviews
    Volume1
    Issue number11
    DOIs
    Publication statusPublished - 2004
    MoE publication typeA1 Journal article-refereed
    Event11th International Conference on Phonon Scattering in Condensed Matter, Phonons 2004 - St. Petersburg, Russian Federation
    Duration: 25 Jul 2004 → 30 Jul 2004

    Keywords

    • 63.22.+m
    • 78.20.Hp
    • 78.30.-j
    • phonons
    • Raman spectroscopy

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