Silvaco Atlas convergence problem

go atlas

set w=54
set l=5.2
set a=3.2
set l2=2

mesh three.d

x.m l=0  s=0.2
x.m l=Sl+Sw+Sl s=0.2
y.m l=0 s=0.2
y.m l=1.2  s=0.2
z.m l=0  s=0.2
z.m l=Sw+Sl+Sl s=0.2


region num=1 Silicon y.min=0 y.max=0


region num=2 Silicon x.min=0 x.max=Sw+Sl+Sl y.min=0 y.max=1 z.min=0 z.max=Sw+Sl+Sl

#Anode n+ contact
region num=3 Silicon x.min=Sa x.max=Sl2+Sa y.min=0.8 y.max=1 z.min=Sa z.max=Sl2+Sa
#Cathode n+ contact
region num=4 Silicon x.min=Sl+Sw x.max=Sl+Sw+Sl2 y.min=0.8 y.max=1 z.min=Sl+Sw z.max=Sl+Sw+Sl2
#hall4 n+ contact
region num=5 Silicon x.min=Sl+Sw x.max=Sl+Sw+Sl2 y.min=0.8 y.max=1 z.min=Sa z.max=Sl2+Sa
#hall 3 n+ contact
region num=6 Silicon x.min=Sa x.max=Sl2+Sa y.min=0.8 y.max=1 z.min=Sl+Sw z.max=Sl+Sw+Sl2


elec num=1 name=anode x.min=Sa x.max=Sl2+Sa y.min=1 y.max=1 z.min=Sa z.max=Sl2+Sa
elec num=2 name=cathode x.min=Sl+Sw x.max=Sl+Sw+Sl2 y.min=1 y.max=1 z.min=Sl+Sw z.max=Sl+Sw+Sl2
elec num=3 name=hall4 x.min=Sl+Sw x.max=Sl+Sw+Sl2 y.min=1 y.max=1 z.min=Sa z.max=Sl2+Sa
elec num=4 name=hall3 x.min=Sa x.max=Sl2+Sa y.min=1 y.max=1 z.min=Sl+Sw z.max=Sl+Sw+Sl2



doping region=1 conc=1e16 unif p.type
doping region=2 conc=7e16 unif n.type
doping region=3 conc=1e20 unif n.type
doping region=4 conc=1e20 unif n.type
doping region=5 conc=1e20 unif n.type
doping region=6 conc=1e20 unif n.type


contact num=1 current
contact num=3 current
contact num=4 current 


models srh by=0.02

method bicgst

solve init

solve prev

log outfile=magneticex03_1.log
solve name=anode ianode=0.001
log off
 
save outf=magneticex03_1.str
tonyplot3d magneticex03_1.str -set magneticex03_1_str.set

quit