Open Access
Fig. 5.
Surface density Σ defined as 
(top) and vertically-integrated magnetic field 
(bottom) as a function of radius R. Quantities are averaged in time between 250 and 1000 orbits, and vertically between θ = θ− and θ = θ+ (z ≃ ±3.5H). The dashed red lines are the location of the density maxima.
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