3stream.inp

来自「数学物理上的一维粒子模拟代码」· INP 代码 · 共 48 行

THREE STREAM INSTABILITY

Three cold electron species, one stationary and two drifting in opposite
directions.  The densities of the drifting species are perturbed in the
fundamental mode (the fastest growing mode), and the plasma species is
unperturbed.

nsp-----------l---------dt----------nt-----mmax----l/a----accum
3        6.283185307    0.20        600     3	   0	   1
ng----iw--ec---epsi-------a1------a2-------E0-----w0
64     2  0   1.00       0.00    0.00	  0	    0

SPECIES 1: Cold Electron Beam

n----nv2---nlg---mode
128    0     1      1
wp----wc-----qm-----vt1----vt2---v0
1.00  0.00   -1.00  0.00   0.00  1.00
x1----v1---thetax--thetav
0.01  0.00   0.00    0.00
--nbins---vlower---vupper
50    	    0		0


SPECIES 2: Cold Electron Beam

n----nv2---nlg---mode
128    0     1      1
wp----wc-----qm-----vt1----vt2---v0
1.00  0.00   -1.00  0.00   0.00  -1.00
x1----v1---thetax--thetav
0.01  0.00   0.00    0.00
--nbins---vlower---vupper
50        0.0      0.0


SPECIES 3: Cold Electron Plasma

n----nv2---nlg---mode
128    0     1      0
wp----wc-----qm-----vt1----vt2---v0
1.00  0.00   -1.00  0.00   0.00  0.00
x1----v1---thetax--thetav
0.00  0.00   0.00    0.00
--nbins---vlower---vupper
50        -1.0      1.0