[sdiy] Alpha Particle detectors

[CHoaglin at aol.com]

In a message dated 07/24/2001 9:05:24 AM Pacific Daylight Time, 
grichter at asapnet.net writes:


> Which is probably a photodiode internally doped with an alpha emitter.
> Smoke detectors contain Americium 241 and are easy to get:
> 

Just make sure it's not one of the photo-electric types, those won't do you a 
bit of good..although I suppose one could use a photoelectric sensor and 
smoke for some sort of control purpose.

-Chris
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://synth-diy.org/pipermail/synth-diy/attachments/20010724/aa0fab5d/attachment.htm>