On the Schwinger limit attainability with extreme power lasers
On the Schwinger limit attainability with extreme power lasers
On the Schwinger limit attainability with extreme power lasers
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Eφ<br />
1<br />
0<br />
1<br />
3D EM configuration<br />
TE - mode<br />
F a<br />
TE /<br />
2<br />
The vector field shows r- and z-components of <strong>the</strong> poloidal magnetic field in <strong>the</strong> plane (r,z):<br />
The color density shows <strong>the</strong> toroidal electric field distribution, E ( r, z)<br />
The first Poincare invariant : c) 2 2 2 2<br />
F / a ( E B<br />
) / 2a<br />
TE 0 0<br />
TE configuration<br />
Electric field<br />
E(<br />
R,<br />
) <br />
e<br />
<br />
a sin( t) J ( k R) L (cos )<br />
0 0<br />
1/ 2<br />
8 R<br />
Magnetic field 0<br />
<br />
B ik E<br />
n1/ 2 0<br />
l<br />
n<br />
B(<br />
rz , )
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