Schottky Contact: Difference between revisions
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(New page: == Model == pdbSetDouble Silicon Egcond 0.55 pdbSetDouble Silicon Egval -0.55 pdbSetDouble Silicon Ncond 2.51e19 pdbSetDouble Silicon Nval 2.51e19 proc n.schottky.contact {Contact ...) |
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set Econd "[pdbDelayDouble $Mat Egcond] - DevPsi" | set Econd "[pdbDelayDouble $Mat Egcond] - DevPsi" | ||
set Nc "[pdbDelayDouble $Mat Ncond]" | set Nc "[pdbDelayDouble $Mat Ncond]" | ||
set eqn "$Econd + 0.025 * log( (ND+1.0e-15) / $Nc) | set eqn "$Econd + 0.025 * log( (ND+1.0e-15) / $Nc) + $Contact" | ||
pdbSetString $Contact DevPsi Equation $eqn | pdbSetString $Contact DevPsi Equation $eqn | ||
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set Eval "-[pdbDelayDouble $Mat Egval] + DevPsi" | set Eval "-[pdbDelayDouble $Mat Egval] + DevPsi" | ||
set Nv "[pdbDelayDouble $Mat Nval]" | set Nv "[pdbDelayDouble $Mat Nval]" | ||
set eqn "$Eval + 0.025 * log( (NA+1.0e-15) / $Nv) | set eqn "$Eval + 0.025 * log( (NA+1.0e-15) / $Nv) + $Contact" | ||
pdbSetString $Contact DevPsi Equation $eqn | pdbSetString $Contact DevPsi Equation $eqn | ||
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== Notes == | == Notes == | ||
Doping in term of ND and NA must be defined. In other words, you need a sel z=value name=ND, sel z=value name=NA, sel z=ND-NA name=Doping. | |||
Latest revision as of 16:04, 10 December 2008
Model
pdbSetDouble Silicon Egcond 0.55
pdbSetDouble Silicon Egval -0.55
pdbSetDouble Silicon Ncond 2.51e19
pdbSetDouble Silicon Nval 2.51e19
proc n.schottky.contact {Contact Rvel} {
pdbSetBoolean $Contact Elec Fixed 0
pdbSetBoolean $Contact Hole Fixed 0
pdbSetBoolean $Contact DevPsi Fixed 1
pdbSetBoolean $Contact Elec Flux 1
pdbSetBoolean $Contact Hole Flux 1
pdbSetBoolean $Contact DevPsi Flux 1
pdbSetDouble $Contact Hole Flux.Scale 1.619e-19
pdbSetDouble $Contact Elec Flux.Scale 1.619e-19
pdbSetString $Contact Elec Equation "$Rvel*(Elec-ND)"
set Econd "[pdbDelayDouble $Mat Egcond] - DevPsi"
set Nc "[pdbDelayDouble $Mat Ncond]"
set eqn "$Econd + 0.025 * log( (ND+1.0e-15) / $Nc) + $Contact"
pdbSetString $Contact DevPsi Equation $eqn
pdbSetString $Contact Hole Equation "$Rvel*(Hole - 1.0e20/ND)"
}
proc p.schottky.contact {Contact Rvel} {
pdbSetBoolean $Contact Elec Fixed 0
pdbSetBoolean $Contact Hole Fixed 0
pdbSetBoolean $Contact DevPsi Fixed 1
pdbSetBoolean $Contact Elec Flux 1
pdbSetBoolean $Contact Hole Flux 1
pdbSetBoolean $Contact DevPsi Flux 1
pdbSetDouble $Contact Hole Flux.Scale 1.619e-19
pdbSetDouble $Contact Elec Flux.Scale 1.619e-19
#charge neutrality for the dominant carrier w/ Recombination velocity
pdbSetString $Contact Hole Equation "$Rvel*(Hole-NA)"
set Eval "-[pdbDelayDouble $Mat Egval] + DevPsi"
set Nv "[pdbDelayDouble $Mat Nval]"
set eqn "$Eval + 0.025 * log( (NA+1.0e-15) / $Nv) + $Contact"
pdbSetString $Contact DevPsi Equation $eqn
pdbSetString $Contact Elec Equation "$Rvel*(Elec - 1.0e20/NA)"
}
Notes
Doping in term of ND and NA must be defined. In other words, you need a sel z=value name=ND, sel z=value name=NA, sel z=ND-NA name=Doping.