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The influence of intense electric fields on three-dimensional asymmetric magnetic reconnection
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10.1063/1.4811123
/content/aip/journal/pop/20/6/10.1063/1.4811123
http://aip.metastore.ingenta.com/content/aip/journal/pop/20/6/10.1063/1.4811123
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

The -averaged magnitude (without regard to sign) of the field projected onto the , plane from the 3-D simulation at time ; the average magnetic field lines are superimposed in white.

Image of FIG. 2.
FIG. 2.

Structure in the , plane at at time for (a) the plasma density , (b) the magnetic field , (c) the electric field , and (d) the electric field . The dashed black line in each panel indicates the location of the magnetospheric separatrix ( = 1.5) at this value of .

Image of FIG. 3.
FIG. 3.

Structure of the electric field at time in (a) the , plane at , (b) the -averaged field , and (c) the profile of at with the value at the X line marked by an O. (d) Time history of the reconnected flux function from a 2-D simulation of reconnection in the same asymmetric configuration (red/solid curve); the slope of the dashed black tangent line gives the value of the reconnection electric field.

Image of FIG. 4.
FIG. 4.

Structure of the electron current density at time in (a) the , plane at  = 1.1, (b) the , plane at  = 1.5, and (c) the , equatorial plane ( = 0).

Image of FIG. 5.
FIG. 5.

Contributions of the electron pressure tensor derivatives to the electric field at time : (a) in the plane and (b) in the , plane at  = 1.1; (c), (d) the corresponding -averaged profiles as a function of or of .

Image of FIG. 6.
FIG. 6.

Contributions to the electric field in the , plane at at time for (a) the inertial term and (b) the inertial term; (c), (d) the corresponding -averaged profiles as a function of .

Image of FIG. 7.
FIG. 7.

Time histories of -averaged fields: (a) at  = 1.1,  = 0, (b) at  = 1.1,  = 0, (d) at  = 1.5, , and (e) at  = 1.5, ; spatial profiles in computed from a temporal average over 2 of (blue curves) and (red curves, multiplied by a factor of five for clarity) at (c)  = 1.1,  = 0 and (f) at  = 1.5, .

Image of FIG. 8.
FIG. 8.

Contributions to the electric field at time for (a) in the , plane at , (b) the corresponding -averaged profile as a function of , (c) in the , plane at  = 1.5, (d) the -averaged profiles as a function of for (blue curve), (red curve) and (green curve).

Image of FIG. 9.
FIG. 9.

The electron frame dissipation measure at time (a) averaged over all and displayed in the , plane (with average field lines superimposed in black), (b) displayed in the , plane at  = 1.1, (c) displayed in the , plane at  = 1.3, and (d) displayed in the , plane at  = 1.5.

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/content/aip/journal/pop/20/6/10.1063/1.4811123
2013-06-14
2014-04-18
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: The influence of intense electric fields on three-dimensional asymmetric magnetic reconnection
http://aip.metastore.ingenta.com/content/aip/journal/pop/20/6/10.1063/1.4811123
10.1063/1.4811123
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