Fig. 8From: Modulation of the ionosphere by Pc5 waves observed simultaneously by GPS/TEC and EISCATDependence of amplitude (upper panel) and phase (bottom panel) of relative TEC modulation ΔN T/N T (in %) on the transverse wave number k, induced by an incident Alfven wave with peak-to-peak amplitude of horizontal magnetic component b 1 = 1 nT for various frequencies (shown in the inset)Back to article page