Prem Pal- I have used nickel for a mask in EDP and KOH.The nickel is not attacked but at least in KOH an oxide was formed.If you need to remove the nickel after the etch you may have a problem. I used sputtered nickel. Dan Chilcott -----Original Message----- From: Prem Pal [mailto:prem_iitd@rediffmail.com] Sent: Monday, February 03, 2003 6:48 AM To: mems-talk@memsnet.org Subject: [mems-talk] nickel as a mask in EDP Dear all Can electroless or electroplated Nickel be used as a mask for anisotropic etching in EDP.any type of suggetion would be highly appreciated. thanx _______________________________________________ MEMS-talk@memsnet.org 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/