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Size characterization of ion tracks in PET and PTFE using SAXS

Schauries, D. ; Rodriguez, M. D. ; Afra, B. ; Bierschenk, T. ; Trautmann, C. ; Mudie, S. ; Kluth, P. (2015)
Size characterization of ion tracks in PET and PTFE using SAXS.
In: Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, 365
doi: 10.1016/j.nimb.2015.08.071
Artikel, Bibliographie

Kurzbeschreibung (Abstract)

Ion tracks in polyethylene terephthalate (PET) and polytetrafluoroethylene (PTFE) were created by swift heavy ion irradiation and subsequently characterized using small angle X-ray scattering (SAXS). Due to their reduced density compared to the surrounding matrix, cylindrical geometry, and parallel orientation, ion tracks produce a characteristic scattering pattern which allows quantitative analysis of their radius with high precision. For ion tracks in PET thermal annealing led to a gradual fading with a decrease in density difference yet a simultaneous increase in ion track radius. Such an increase in radius is the direct opposite compared to temperature induced ion track shrinking in inorganic materials, and suggests a very different thermal response of the polymer. (C) 2015 Elsevier B.V. All rights reserved.

Typ des Eintrags: Artikel
Erschienen: 2015
Autor(en): Schauries, D. ; Rodriguez, M. D. ; Afra, B. ; Bierschenk, T. ; Trautmann, C. ; Mudie, S. ; Kluth, P.
Art des Eintrags: Bibliographie
Titel: Size characterization of ion tracks in PET and PTFE using SAXS
Sprache: Englisch
Publikationsjahr: 15 Dezember 2015
Verlag: Elsevier Science BV, Netherlands
Titel der Zeitschrift, Zeitung oder Schriftenreihe: Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms
Jahrgang/Volume einer Zeitschrift: 365
DOI: 10.1016/j.nimb.2015.08.071
Kurzbeschreibung (Abstract):

Ion tracks in polyethylene terephthalate (PET) and polytetrafluoroethylene (PTFE) were created by swift heavy ion irradiation and subsequently characterized using small angle X-ray scattering (SAXS). Due to their reduced density compared to the surrounding matrix, cylindrical geometry, and parallel orientation, ion tracks produce a characteristic scattering pattern which allows quantitative analysis of their radius with high precision. For ion tracks in PET thermal annealing led to a gradual fading with a decrease in density difference yet a simultaneous increase in ion track radius. Such an increase in radius is the direct opposite compared to temperature induced ion track shrinking in inorganic materials, and suggests a very different thermal response of the polymer. (C) 2015 Elsevier B.V. All rights reserved.

Freie Schlagworte: PET, PTFE, Ion irradiation, Latent ion track, Small angle X-ray scattering
Fachbereich(e)/-gebiet(e): 11 Fachbereich Material- und Geowissenschaften > Materialwissenschaft > Fachgebiet Ionenstrahlmodifizierte Materialien
11 Fachbereich Material- und Geowissenschaften > Materialwissenschaft
11 Fachbereich Material- und Geowissenschaften
Hinterlegungsdatum: 29 Feb 2016 13:09
Letzte Änderung: 29 Feb 2016 13:09
PPN:
Sponsoren: P.K. acknowledges the Australian Research Council for financial support.
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