Hi, Would you be kind enough to summarize all the responses and post it ? I have been looking for reliable thermal properties (to be specific, emissivity data) for Silicon & Si films for quite some time. Thanks, Ram -- -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= Ram N. Ramanan, Ph.D. FSI International Microlithography, R&D MS 5-7060, 600 Millennium Dr. Ph: 972-643-2213 Allen, TX-75013 Email: nramanan@fsi-intl.com www: http://www.fsi-intl.com -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=