On Oct 14, 2004, at 10:39 AM, lrabieir@purdue.edu wrote: > Hi, > Would you please tell me the etch rate of Si-Nitride in BHF? A good resource is: http://mitghmr.spd.louisville.edu/lutz/resources/tables/ Wet_Etch_Table.html http://mitghmr.spd.louisville.edu/lutz/resources/tables/ Dry_Etch_Table.html -Jim Beall 303-497-5989