Application of MeV ion implantation in the formation of nano-metallic clusters in silica

D. Ila, Z. Wu, R. L. Zimmerman, S. Sarkisov, C. C. Smith, D. B. Poker, D. K. Hensley

    Research output: Contribution to journalConference articlepeer-review

    26 Scopus citations

    Abstract

    The implementation of metal ions into photorefractive materials followed by thermal annealing leads to an increase in resonance optical absorption as well as an enhancement of the nonlinear optical properties. We have implanted ions of Au (3.6 MeV), Ag (1.5 MeV) and Cu (2.0 MeV) into pure silica followed by careful heat treatment. Using optical absorption spectrophotometry and rutherford backscattering spectrometry we have measured the cluster size for each heat treatment temperature and determined the activation energies for their formation. The third order electric susceptibility for silica with 2 nm gold clusters has been determined by Z-scan to be 65×10-8 esu.

    Original languageEnglish
    Pages (from-to)143-147
    Number of pages5
    JournalMaterials Research Society Symposium - Proceedings
    Volume457
    StatePublished - 1997
    EventProceedings of the 1996 MRS Fall Symposium - Boston, MA, USA
    Duration: Dec 2 1996Dec 5 1996

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