[time-nuts] Helium and MEMS oscillators don;t mix well

Poul-Henning Kamp phk at phk.freebsd.dk
Thu Nov 1 03:04:39 EDT 2018


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In message <b584a9e5-c2ac-7951-f499-3601c2e25408 at karlquist.com>, "Richard (Rick
) Karlquist" writes:

>According to Jack, radon emits alpha particles, AKA helium nuclei.
>These capture stray electrons and become helium atoms.  So the
>presence of helium is a marker for radon.  The fact that the half
>life is a few days supports this hypothesis.   At least that is what
>Jack told me.

Right, but you need a LOT of Radon before the Helium concentration
becomes a problem, and the alphas would literally make things
glow in the dark.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.



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