see att. quick & dirty. Plus some calculations about deposition. Peter -------------- next part -------------- A non-text attachment was scrubbed... Name: Ibaraki-110316.pdf Type: application/pdf Size: 36378 bytes Desc: not available URL: <http://health.phys.iit.edu/pipermail/radsafe/attachments/20110317/7054207f/attachment-0001.pdf>