Strongly coupled nonneutral plasmas : Equilibrium and relaxation in two-component plasmas in Penning-Malmberg trap H. Totsuji, K. Tsuruta, C. Totsuji, K. Nakano, T. Kishimoto et K. Kamon J. Phys. IV France, 10 PR5 (2000) Pr5-271-Pr5-274 DOI: 10.1051/jp4:2000549