This is a multi-part message in MIME format. --------------DB70C514E1633BD3688E795E Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Hello, I need information of how to reduce the stress gradient in the aluminum layers in a surface micromachining process containing polyimide as a sacrificial and aluminum as strcural layer. The polyimide is spun to 5 micron and cured at 220degrees. The aluminum was evaporated at about 0.1microTorr with 15Angs/sec rate. Thank you Ofir Degani --------------DB70C514E1633BD3688E795E Content-Type: text/x-vcard; charset=us-ascii; name="ofird.vcf" Content-Transfer-Encoding: 7bit Content-Description: Card for ofir degani Content-Disposition: attachment; filename="ofird.vcf" begin:vcard n:BOCHOBZA-DEGANI;OFIR tel;cell:972-54-889646 tel;fax:972-4-8322185 tel;home:972-4-8200520 tel;work:972-4-8292763 x-mozilla-html:FALSE org:Technion - Israel Institute of Technology;Kidron's Microelectronics Research Center - Electrical Engineering Department adr:;;Technion City;Haifa;;32000;Israel version:2.1 email;internet:ofird@tx.technion.ac.il http://www-ee.technion.ac.il/~ofird/ title:Ph.D. candidate fn:Ofir Bochobza-Degani end:vcard --------------DB70C514E1633BD3688E795E--