Re: Ra226/K40

["James Reese" <james.reese@worldnet.att.net>]

The background ratio is actually 0.05 not 0.5.

James H. Reese
Health Physicist
(916) 689-2680 tel.
(916) 689-6270 fax
----- Original Message -----
From: James Reese <james.reese@worldnet.att.net>
To: Multiple recipients of list <radsafe@romulus.ehs.uiuc.edu>
Sent: Thursday, September 23, 1999 7:23 PM
Subject: Ra226/K40


>
> While reviewing some soil sample data I noticed a consistent ratio between
> Radium 226 and K 40 of 0.04.  Our background data showed a similar ratio;
> 0.5.  I have looked through my old text books but have not found a
> consistent ratio nor can I find a reasonable explanation as to why such a
> ratio exists.  Can anyone explain this ratio?  Is this ratio true for all
> locations or just this location?
>
> James H. Reese
> Health Physicist
> (916) 689-2680 tel.
> (916) 689-6270 fax
> james.reese@worldnet.att.net
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