Hi, I am trying to deposit about 50 Microns of Sio2 on Si and want a very flat surface profile. Can some one suggest an appropriate method for it? Thanking You in advance, Kishore Sundara Rajan ***************************************************************************** ** Kishore Sundara Rajan Graduate Research Assistant Institute For Micromanufacturing Louisiana Tech University Ph # (318) 251 - 1786 Fax # (773) 243 - 7948 ***************************************************************************** **