Polymer residual about RIE etching of SiO2 by CHF3
Kvel Bergtatt
2008-06-23
i didn't state O2 plasma will remove the Teflon. O2 plasma will
_Oxidize_ the polymer, and then a wet clean (basic preferred) will
help removing any dry etch-remaining stuff.
just to clarify.
On 6/20/08, Andrew Sarangan wrote:
> It is unlikely you will be able to entirely remove the flourocarbon
> polymer with O2 plasma. Try etching with CF4 or SF6. That should
> produce less polymer deposition.
>
--
_fm