Dear all,

I have some problems about simulating metal film in meep.

After I declare "metal" as material (suppose to be perfect metal), I use 
output-epsilon together with h5totxt to print out epsilon function.

In fact, I have a line 
(set! eps-averaging? false) <- no averaging

however, the output is still like
1,1.090909090909091,2.4,inf,inf,inf, ... ,inf,inf,2.4,1.090909090909091,1

I guess for perfect metal, it should be -inf. It doesn't seem like a h5totxt 
print error because every things are positive here. Moreover, I suppose there 
is no eps averaging when I set eps-averageing to false. Are there still other 
controls parameters to subpress averaging?

Now if I use dispersive material to pretend metal, a negative value on 
dielectric const will blow out  the simulation. I guess it is the averaging 
issue but how can I completely turn off averaging?

I hope my newb questions will be answered and other novices can avoid my 
mistakes I have made.

Regards,
Henry



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