Chemistry Question

[Tad Blanchard <Tad.M.Blanchard.1@gsfc.nasa.gov>]

Hello All,

If a glass lens is coated with 1000 Angstroms of Thorium-Fluoride, how do we determine the total activity (picocuries?) of the Thorium in the coating?



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Tad Blanchard             /___\ /___\   NASA-Goddard Space Flight Center
Sr Health Physics Tech         O         Code 205.9, Greenbelt, MD 20771
Parallax, Inc                 / \                    Phone: 301-286-9157
A Member of the OHI Team     /___\                   Fax:   301-286-1618
               mailto:tmblanch@pop200.gsfc.nasa.gov
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