WebJul 12, 2003 · We present a generalization of the Harris current sheet equilibrium, which reproduces these features. The model ion distribution contains an additional element, viz. the quasi-adiabatic invariant of the ion motion across the sheet, and assumes ion temperature anisotropy outside the sheet. WebOct 17, 2016 · The self-consistent 1D kinetic Harris-like model of a collisionless current sheet is developed for the case of the current sheet experiencing the impact of an …
Structure and evolution of the current sheet by multi …
WebFeb 12, 2024 · so the current sheet is nonpolarized, i.e., ϕ = 0, as is done in the deriv ation of the Harris-sheet approximation. In the magnetotail, where T i > T e , Equation (9) implies that the ion drift WebDec 29, 2002 · Before the onset of the flow, the spatial scale, L, of the current sheet is 5000 km. After southward excursion of the current sheet, during the maximum of the flow event, the scale reduces to 500 km, which is comparable to the ion inertial length. The maximum current density predicted from the Harris sheet model increases from 5-10 to … mitchum stick deodorant for women
Collisionless relaxation of a disequilibrated current sheet and ...
WebDec 9, 2016 · For the 90,135 interplanetary discontinuities, we calculate the current sheet thickness using a simplified approach since it is difficult to fit all 90,135 events using a Harris sheet model. From the Harris current sheet model of formula 1, the current sheet half thickness is equal to the distance from the spacecraft to the current sheet center ... WebJul 26, 2013 · The flat Harris current sheet model has become a powerful initial equilibrium in theory and simulation of magnetic reconnection in … WebExamples include DFs found for the force-free Harris current sheet, B = B 0 (tanh(z/L), sech(z/L), 0 ... (2015)) and for generalisations of this current sheet model (Abraham-Shrauner (2013 ... inga hachmann therapeutin