code:-
go devedit simflags="-3d"
work.area x1=-0.0135 y1=-0.0135 x2=0.0235 y2=0.045
#
#
region reg=1 mat=Silicon color=0xffcc00 pattern=0x4 z1=0.01 z2=0.09 \
polygon="0,0 0.01,0 0.01,0.015 0,0.015"
constr.mesh region=1 default max.height=0.01 max.width=0.02
#
#
region reg=2 name=gate mat=Polysilicon elec.id=1 work.func=0 color=0xffc8c8 pattern=0x7 z1=0.035 z2=0.065 \
polygon="-0.0135,0.015 -0.01,0.015 -0.01,-0.01 0.02,-0.01 0.02,0.015 0.0235,0.015 0.0235,-0.0135 -0.0135,-0.0135 -0.0135,0.015"
constr.mesh region=2 default max.height=0.01 max.width=0.02
#
#
region reg=3 mat="Silicon Oxide" color=0xff pattern=0x2 z1=0.01 z2=0.09 \
polygon="0.013,0.015 0.01,0.015 0.01,0 0,0 0,0.015 -0.003,0.015 -0.003,-0.003 0.013,-0.003"
constr.mesh region=3 default max.height=0.001 max.width=0.001
#
#
region reg=4 name=ferric mat=HfO2 work.func=0 color=0xffff00 pattern=0x5 z1=0.035 z2=0.065 \
polygon="0.0165,-0.0065 -0.0065,-0.0065 -0.0065,0.015 -0.01,0.015 -0.01,-0.01 0.02,-0.01 0.02,0.015 0.0165,0.015"
constr.mesh region=4 default max.height=0.01 max.width=0.02
#
#
region reg=5 mat="Silicon Oxide" color=0xff pattern=0x2 z1=0 z2=0.1 \
polygon="-0.0135,0.015 -0.003,0.015 0,0.015 0.01,0.015 0.013,0.015 0.0235,0.015 0.0235,0.045 -0.0135,0.045"
constr.mesh region=5 default max.height=0.01 max.width=0.02
#
#
region reg=6 name=drain mat=Aluminum elec.id=2 work.func=0 color=0xffc8c8 pattern=0x7 z1=0 z2=0.01 \
polygon="0,0 0.01,0 0.01,0.015 0,0.015"
constr.mesh region=6 default max.height=0.01 max.width=0.02
#
#
region reg=7 name=source mat=Aluminum elec.id=3 work.func=0 color=0xffc8c8 pattern=0x7 z1=0.09 z2=0.1 \
polygon="0,0 0.01,0 0.01,0.015 0,0.015"
constr.mesh region=7 default max.height=0.01 max.width=0.02
#
#
region reg=8 material=Polysilicon work.func=0 color=0xffc8c8 pattern=0x5 z1=0.035 z2=0.065 \
polygon="0.013,-0.003 -0.003,-0.003 -0.003,0.015 -0.0065,0.015 -0.0065,-0.0065 0.0165,-0.0065 0.0165,0.015 0.013,0.015"
constr.mesh region=8 default max.height=0.01 max.width=0.02
#
#
# Set Meshing Parameters
#
base.mesh height=0.01 width=0.005
#
bound.cond !apply max.slope=28 max.ratio=300 rnd.unit=0.0001 line.straightening=1 align.points when=automatic
#
imp.refine min.spacing=0.02 z=0
#
constr.mesh max.angle=90 max.ratio=300 max.height=10000 \
max.width=10000 min.height=0.0001 min.width=0.0001
#
constr.mesh type=Semiconductor default
#
constr.mesh type=Insulator default
#
constr.mesh type=Metal default
#
constr.mesh type=Other default
#
constr.mesh region=1 default max.height=0.01 max.width=0.02
#
constr.mesh region=2 default max.height=0.001 max.width=0.001
#
constr.mesh region=3 default max.height=0.01 max.width=0.02
#
constr.mesh region=4 default max.height=0.01 max.width=0.02
#
constr.mesh region=5 default max.height=0.01 max.width=0.02
#
constr.mesh region=6 default max.height=0.01 max.width=0.02
Mesh Mode=MeshBuild
z.plane z=0 spacing=0.1
z.plane z=0.005 spacing=0.1
z.plane z=0.01 spacing=0.1
z.plane z=0.012 spacing=0.1
z.plane z=0.0167 spacing=0.1
z.plane z=0.0233 spacing=0.1
z.plane z=0.0267 spacing=0.1
z.plane z=0.030 spacing=0.1
z.plane z=0.0315 spacing=0.1
z.plane z=0.033 spacing=0.1
z.plane z=0.035 spacing=0.1
z.plane z=0.041 spacing=0.1
z.plane z=0.047 spacing=0.1
z.plane z=0.053 spacing=0.1
z.plane z=0.059 spacing=0.1
z.plane z=0.065 spacing=0.1
z.plane z=0.067 spacing=0.1
z.plane z=0.0685 spacing=0.1
z.plane z=0.070 spacing=0.1
z.plane z=0.0733 spacing=0.1
z.plane z=0.0767 spacing=0.1
z.plane z=0.0833 spacing=0.1
z.plane z=0.088 spacing=0.1
z.plane z=0.090 spacing=0.1
z.plane z=0.095 spacing=0.1
z.plane z=0.100 spacing=0.1
z.plane max.spacing=1000000 max.ratio=1.5
structure outf=ncfinfet_0.str
go atlas
electrode name=bulk bottom
doping num=1 n.type uniform conc=1e18 reg=6
doping num=2 n.type uniform conc=1e18 reg=7
material material=Silicon eg300=1.1245 affinity=4.05 permitti=11.9
material material=HFO2 ferro.ps=0.5e-6 ferro.pr=0.4e-6 ferro.ec=100000.0 ferro.eps=10.0
material material=Oxide eg300=8.05 affinity=1.00 permittivity=3.9 nc300=2.8e19 nv300=1.04e19
#
contact name=gate workf=5.1
model fermi bqp.n srh ferro hcte.el evsatmod=0 fldmob print
method newton dvlimit=1.0 maxtrap=6
solve init
solve vdrain=0.01
solve vdrain=0.05
solve vdrain=0.1
log outf=ncfinfet.log
solve vgate=0.0 name=gate vstep=0.1 vfinal=1.0
log off
output p.quantum band.temp con.band val.band band.par
save outf=ncfinfet_1.str master
tonyplot ncfinfet.log
tonyplot3d ncfinfet_1.str -set ncfinfet_0.set
tonyplot3d ncfinfet_1.str -set ncfinfet_1.set
extract name="subvt" 1.0/slope(maxslope(curve(v."gate",log10(abs(i."drain")))))
extract name="Ioff_n" y.val from curve(v."gate",i."drain") where x.val=0
extract name="Ion_n" y.val from curve(v."gate",i."drain") where x.val=1
quit
result:-
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