[ RadSafe ] Age of Lantern Mantle: by gamma spectroscopy

Stewart Farber SAFarber at optonline.net
Wed Jul 11 14:27:38 CDT 2012

I located the paper alluded to in my prior post about determining the age of
a lantern mantle by looking at analyzing the buildup and decay of Th
isotopes. See:

"Determining the age of gas lantern mantles using gamma‐ray analysis -John
Department of Physics and Astronomy, Dickinson College, Carlisle,
Pennsylvania 17013
-- American Journal of Physics, Volume 51, Issue 6, pp. 538-542 (1983)."

Link to above:


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