Structure of a PUI-mediated oblique shock at t = 125 (Θ _Bn = 50°). From the top, the first three panels denote magnetic field B _x , B _y , B _z ; the next three denote electric field E _x , E _y , E _z ; and the last three indicate density of PUIs (N _PUI), SWIs (N _SWI), and electrons (N _e ).