i have problems with SU-8 photoresist. in particular i don't have idea to spin the photoresist on the silicon subtrate without form bubbles. Do you Know how to apply this photoresist avoiding this problem and have a uniform layer of photoresist? Thanks Vanessa la Cecilia Dr. Vanessa la Cecilia e-mail: vanessa.lacecilia@aquila.infn.it or alaceci@tin.it tel. +393388424257