Re: alpha/beta ratios for radionuclide identification

[Emil <kerremba@pilot.msu.edu>]

Teresa G Hefley wrote:
> 
> I am in the process of counting various contaminated paper smears,
> spiked paper smears, NIST traceable sources, spiked glass fiber filters,
> and contaminated cellulose nitrate filters with a Tennelec LB5100 gas
> flow proportional counter.  The nuclides of concern are u-238, th-232
>and pu-239...

Watch for the radon concentrations!
If you may happen to have it, before doing the alpha measurements, do
not keep the eqilibrium, safe trobles, decay it!!!!!!!!
Emil.
kerremba@pilot.msu.edu
 
It is still so nice to represent your own opinion and not your
employer's when you do not have one.
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