hi mems workers, can we, by any means control the side wall angle in etching the Si wafer with anisotropic KOH other than that permitted by the (111) etch stop layers? Also, can abyone let me know how we can get the vertical walls by etching away with KOH? Thanks and regards. Ramji Dhakal Binghamton, NY ===== _________________________________________________________________Ramji Dhakal M S Mechanical Engineering, SUNY Binghamton, NY __________________________________________________ Do you Yahoo!? Yahoo! Platinum - Watch CBS' NCAA March Madness, live on your desktop! http://platinum.yahoo.com