There were 3 articles posted to sci.med.physics recently on the Sternglass paper. I can re-post here if anyone is internested. Still looking for more comments from HPs. Jeff =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= Jeffrey Leavey certhp@vnet.ibm.com X-ray Lithography Program - IBM Corp. East Fishkill, NY 12533 - 914-892-4595 -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-