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EXAMPLE 17: Full.Coupled Diffusion 312 SUPREM-IV.GS – 2D ...

EXAMPLE 17: Full.Coupled Diffusion 312 SUPREM-IV.GS – 2D ...

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<strong>EXAMPLE</strong> 14: Grown-in and Annealed Beryllium<br />

<strong>EXAMPLE</strong> 14 Grown-in and Annealed Beryllium<br />

The input file for this simulation is in the “examples/exam14” directory, in<br />

the file example14.in.<br />

option quiet<br />

set echo<br />

mode one.dim<br />

line x loc=0.0 spacing=0.01 tag=top<br />

line x loc=1.0 spacing=0.01<br />

line x loc=20 spacing=0.25 tag=bottom<br />

region gaas xlo=top xhi=bottom<br />

boundary exposed xlo=top xhi=top<br />

boundary backside xlo=bottom xhi=bottom<br />

init beryllium conc=1e15<br />

deposit gaas thick=.5 divisions=100 beryllium<br />

conc=5e18<br />

deposit gaas thick=.5 divisions=100 beryllium<br />

conc=1e15<br />

deposit nitride thick=.3<br />

select z=log10(beryllium)<br />

plot.1d x.min=-1 x.ma=1 y.mi=14 y.max=20<br />

line.type=4<br />

method fermi init=1e-5<br />

method full.fac<br />

diffuse time=15 temp=800 argon<br />

select z=log10(beryllium)<br />

plot.1d x.min=-1 x.ma=1 y.mi=14 y.max=20 cle=f<br />

axi=f line.type=2<br />

quit<br />

Here, Be is grown into the GaAs by using the deposit statements<br />

deposit gaas thick=.5 divisions=100 beryllium<br />

conc=5e18<br />

<strong>SUPREM</strong>-<strong>IV</strong>.<strong>GS</strong> <strong>–</strong> <strong>2D</strong> Process Simulation for Si and GaAs 301

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