[Silvaco] maybe easy error about grid points

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Jose Bartra

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Hello, I'm suffering continuous error about setting grid points
the error code is like that
ATLAS> mesh infile=ath_bjt.str

Error: Error in mesh definition.
Insufficient number of grid points.

And my code about making npn BJT with Athena simulation is down there

Code:
go athena

line x loc=0 spac=0.15
line x loc=0.8 spac=0.01
line x loc=1.5 spac=0.01
line x loc=2 spac=0.15

line y loc=0 spac=0.01
line y loc=0.5 spac=0.01
line y loc=1 spac=0.15

init orientation=110 space.mul=2

implant phosphorus dose=1e14 energy=100
doping reg=1 gauss p.type conc=5e19 peak=0 char=0.08 x.left=1.5
diffuse temp=950 time=100 weto2 hcl=3

etch oxide all

doping reg=1 gauss n.type conc=5e19 peak=0 junc=0.05 x.right=0.8
diffuse temp=950 time=100 weto2 hcl=3

etch oxide all

save outf=ath_bjt.str

go atlas

mesh infile=ath_bjt.str

electrode name=E x.min=0, x.max=0.8, y.min=0
electrode name=B x.min=0.8, x.max=1.5, y.min=0
electrode name=C x.min=1.5, x.max=2, y.min=0

models ath_bjt

#code about setting different base voltage
structure outfile=ath_bjt_structure.str

tonyplot -overlay.log .log ~~
quit

my major goal for this code is comparing Ic-Vbe curve with other given base Voltage
and GPT-4 said there's no problem on this code
 
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