ST6 Nonlinear processes in the ionosphere and magnetosphere- Poster Session (co-sponsored by NP) Convener: Rycroft, M.J. Co-Convener(s): Erokhin, N.S.; Fontaine, D. Display Time: Monday, 09:00 - Tuesday, 19:00 Authors in Attendance: Monday, 12:30 - 14:30 Poster Area: Statenhal ST Area ST024 WATKINS, N.W.; CHAPMAN, S.C.; DENDY, R.O.; FREEMAN, M.P. How do we test whether sandpile models describe the magnetosphere? ST025 VELICHKO, V.A.; BOROYEV, R.N.; BAISHEV, D.G. Local field-aligned currents prior to a substorm expansion phase onset ST026 ABURJANIA, G.D.; JANDIERI, V.G. Generation of E-layer nightglow by nonlinear acoustic-gravity vortices ST027 RIOS, V.H.; PADILLA, P.; SANTILLAN, V.M. Self - action and interaction nonlinear of radio waves in an inhomogeneous plasma ST028 OSTROVSKY, L.A.; PETRUKHIN, N.P.; SOUSTOVA, I.A. Wave collapse of magnetic tubes ST029 MATSOUKIS, S.K.; CHAPMAN, S.C.; ROWLANDS, G. Phase space diffusion due to electron whistler wave particle interactions: a self-consistent approach