[ RadSafe ] Fwd:Cosmic Beryllium? RadSafe post from m.c.baehler at bluewin.ch

[Jerry Cohen]

Cosmic Beryllium??    Is this a joke?



________________________________
From: Jeff Terry <terryj at iit.edu>
To: The International Radiation Protection (Health Physics) Mailing List 
<radsafe at health.phys.iit.edu>
Sent: Fri, March 18, 2011 8:01:42 PM
Subject: [ RadSafe ] Fwd: RadSafe post from m.c.baehler at bluewin.ch

FYI

Begin forwarded message:

> From: radsafe-owner at health.phys.iit.edu
> Date: March 18, 2011 9:59:01 PM CDT
> To: radsafe-owner at health.phys.iit.edu
> Subject: RadSafe post from m.c.baehler at bluewin.ch 
> 
> From: marco bähler <m.c.baehler at bluewin.ch>
> Date: March 18, 2011 9:58:44 PM CDT
> To: "The International Radiation Protection (Health Physics) Mailing List" 
><radsafe at health.phys.iit.edu>
> Subject: Fwd: particle samplers
> 
> 
> dear radsafers ,
> 
>> I invite you to get perspex plates (from a quarter to one half square meter ) 
>>or something similar . make them warm with a potent hairdryer or something 
>>similar ( i do it in the baking oven). heat up vaseline ( a petroleum product) 
>>and draw it with a syringe when liquid. spread on perspex and distribute with 
>>large flat brush . for a quarter sq meter required about 5 to max 10 cc 
>>vaseline.
>> lay it out horizontally and secure against windforces.
>> this is an excellent particulate sampler. if you want to know about the 
>>residues, shave the vaseline off with a spatula and put it in your spectrometer 
>>leadcastle. you can also provide a contam monitor with little pointed feet 
>>(screws) of two or three millimeters, rest it on the exposed perspex and let it 
>>run in scaler mode. so you will eventually have an idea if there is something 
>>deposited beside of cosmic beryllium  (i can measure it easily).
>> good luck and enjoy sampling, I just come from reading that particules arrived 
>>in california.
>> marco
>> 
>> 
>> 
>> 
>> 
>> marco
> 
> let me know what you found!
> 
> 
> 
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