Hehe sorry for the confusion Isaac, I was actually directing that question to the person who asked the original question who signed his emails as "Chan" Nik At 4:33 PM -0400 9/12/06, Isaac Chan wrote: >Hi Nik, > >The ICP-RIE systems we have are from Trion Technology. I do anisotropic >etching of silicon and silicon nitride of several microns but not as deep >as 10-100 microns. Yes SF6, C4F8, and O2 should work as well. The bottom >line is still your own recipe for a given material to be etched and the >system you use. I am sure you can find other regimes of parameters with >your process gases that doesn't work. Same thing applies to that paper >I referred to. The science is just some guiding principles behind the >process. You can't plug in some process parameters and have a "magic" >formula to calculate the etch rate, geometrical etch profile, etc. What we >can expect from all these papers is that *at least* the presented process >recipe works in their subject under study. You can start your process >development based on that recipe, at least better than random guesses. > >Regards, > >Isaac