Mehmet- Virginia Semiconductor has advertised 4mm-thick silicon wafers. From our experience, they can give you whatever you want in terms of thickness and resistivity. Contact Laura Ecklin or Thomas Digges, III at 540-373-2900, fax: 540-371-0371. -Kevin At 05:44 PM 4/12/99 -0500, you wrote: > > >Dear MEMS researchers: > >Does anyone have any idea about the thickest Si wafer I can get ? >I appreciate all the responses. > >Sincerely, > > > >Mehmet. >