K is the usual symbol for the extinction coefficient, or imaginary part of
the refractive index.  K is a measure of the absorbtion of light through the
material.

Roger Shile

----- Original Message -----
From: "Peng Yao" 
To: 
Sent: Tuesday, April 08, 2003 2:34 PM
Subject: [mems-talk] what's the meaning of k for photoresist


> Hi everyone,
> I am using Az series photoresist. There is one parameter named "k" in the
> technical parameters, which varys a lot from unbleached photoresist to
> bleached photoresist. I guess it could have some relationship with
> absorption of light. Does anyone know the definition of this parameter?
> Thanks a lot!
>
>
> Peng Yao
> DOEs lab
> Electrical Engineering Dept.
> Univeristy of delaware
> Newark D.E 19716
>
> _______________________________________________
> [email protected] mailing list: to unsubscribe or change your list
> options, visit http://mail.mems-exchange.org/mailman/listinfo/mems-talk
> Hosted by the MEMS Exchange, providers of MEMS processing services.
> Visit us at http://www.memsnet.org/