Time evolution of ion guiding through nanocapillaries in a PET polymer

N. Stolterfoht*, R. Hellhammer, D. Fink, B. Sulik, Z. Juhasz, E. Bodewits, H. M. Dang, R. Hoekstra

*Corresponding author for this work

    Research output: Contribution to journalArticleAcademicpeer-review

    9 Citations (Scopus)

    Abstract

    We measured the time evolution of the guided transmission of 3 keV Ne(7+) ions through nanocapillaries in insulating PET polymers. Capillaries with a diameter of 200 nm and a density of 4 x 10(6) cm(-2) were used. The angular distribution of the transmitted ions was measured as a function of the charge deposited on the sample surface, which is a measure of time. The evolution of the angular transmission profiles was acquired for different tilt angles ranging from 0 degrees to 5 degrees. The transmission profiles appear as a superposition of essentially 3 localized peaks which exhibit significant changes in intensity as time varies. This observation provides evidence for the formation of temporary charge patches produced in the interior of the capillary besides the primary charge patch created in the entrance region. (C) 2008 Elsevier B.V. All rights reserved.

    Original languageEnglish
    Pages (from-to)669-673
    Number of pages5
    JournalNuclear Instruments & Methods in Physics Research Section B-Beam Interactions with Materials and Atoms
    Volume267
    Issue number4
    DOIs
    Publication statusPublished - Feb-2009
    Event17th International Workshop on Inelastic Ion-Surface Collisions - , France
    Duration: 21-Sept-200826-Sept-2008

    Keywords

    • Nanocapillaries
    • PET polymer
    • Highly charged ions
    • Capillary guiding
    • Time evolution
    • HIGHLY-CHARGED IONS
    • GUIDED TRANSMISSION
    • NANO-CAPILLARIES
    • NE7+ IONS
    • PROJECTILES
    • DEPENDENCE

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