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Test-ion diffusion in a magnetized plasma
Journal article   Open access   Peer reviewed

Test-ion diffusion in a magnetized plasma

A. F Fasoli, F. N Skiff, T. N Good, P. J Paris and M. Q Tran
IEEE transactions on plasma science, Vol.20(6), pp.655-658
12/01/1992
DOI: 10.1109/27.199508
url
http://infoscience.epfl.ch/record/119363View
Open Access

Abstract

Cross-field transport of barium test ions is studied in a Q-machine plasma. Test particles are produced and tracked in their motion by an optical tagging method. The comparison between the measured tag signal and a simple theoretical simulation yields a quantitative evaluation of the ion diffusivity. Diffusion is supported by classical mechanisms. The injection of different noble buffer gases modifies the plasma parameters in such a way that the diffusion remains classical but its magnitude is considerably reduced. © 1992 IEEE
Astronomy Earth, ocean, space Exact sciences and technology Fundamental aspects of astrophysics Fundamental astronomy and astrophysics. Instrumentation, techniques, and astronomical observations Magnetohydrodynamics and plasmas

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