Dynamic charge transfer between polyester and conductive fibres by Kelvin probe force microscopy

Yin, Jun;Vanderheyden, Benoît;Nysten, Bernard
(2018) Journal of Electrostatics — Vol. 96, p. 30-39 (2018)

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Authors
  • Yin, JunUCLouvain
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  • Vanderheyden, BenoîtUniversité de Liège, Department of Electrical Engineering and Computer Science, Liège, Belgium
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Abstract
Charge transfer processes between polyester and conductive fibre surfaces is studied using Kelvin probe force microscopy (KPFM). Three model systems are considered: a single isolated insulating polyester fibre, two conductive stainless steel fibres in galvanic or non-galvanic contact and an insulating polyester fibre in galvanic contact with a conductive stainless steel fibre. For first and third configurations, a two-stage process with two different time constants is observed corresponding to two mechanisms responsible for the charge transfer. For the second configuration, a single-stage process is observed. The presence of the conductive fibre facilitates the charge transfer on the insulating fibre.
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Citations

Yin, J., Vanderheyden, B., & Nysten, B. (2018). Dynamic charge transfer between polyester and conductive fibres by Kelvin probe force microscopy. Journal of Electrostatics, 96, 30-39. https://doi.org/10.1016/j.elstat.2018.09.006 (Original work published 2018)