coldbeam.inp

来自「数学物理上的一维粒子模拟代码」· INP 代码 · 共 23 行

COLD BEAM INSTABILITY

A cold unperturbed electron beam is loaded to demonstrate the numerical
cold beam instability.  Note that the instability quenches when the beam
has warmed up.

nsp----------l---------dt----------nt----mmax-----l/a---accum
1        6.283185307   0.20        600    3	  0	0
ng----iw--ec--epsi-------a1------a2------E0------w0
16     2  0   1.00       0.00    0.00	 0    0

SPECIES 1: Cold Electron Beam

n----nv2---nlg---mode
128    0     1      0
wp----wc-----qm-----vt1----vt2---v0
1.00  0.00   -1.00  0.00   0.00  1.00
x1----v1---thetax--thetav
0.00  0.00   0.00    0.00
--nbins---vlower---vupper
50        0.0      0.0