*title    field=1kV/cm
grid      bins=40  histbins=5/20/30/35
solve     carriers=5
device    temp=300 length=1
field     xfield=0.0/1.0 field=-1.e3/-1.e3
doping
matter
contact   pbc=true gfrac=1 lfrac=0 xfrac=0
print
model
compute   valley=all ionimp=false alloy=false
save      file=mobil_1