[time-nuts] Better quartz crystals with single isotope ?

Brooke Clarke brooke at pacific.net
Sun Apr 22 18:28:10 EDT 2018


I found a perfect quartz ball.  It took Stanford many decades to make it.

Have Fun,

Brooke Clarke

-------- Original Message --------
> Hi:
> Isotopes of an element differ in the number of neutrons.  The chemical reactions of an element are governed by the 
> electrons, which are the same for all isotopes, so chemical means can not be used to separate the isotopes.
> There are a number of ways of making the separation, for Uranium see:
> https://en.wikipedia.org/wiki/Clinton_Engineer_Works#Facilities
> It's not clear to me how the isotopes of water are accounted for in it's physical properties.  Have these been refined 
> and defined for each isotope?  This may be important since the properties of water show up a lot as the basis for 
> other definitions.
> https://en.wikipedia.org/wiki/Isotopes_of_hydrogen
> https://en.wikipedia.org/wiki/Isotopes_of_oxygen
> PS One of the names of the company I worked for was FEI Microwave. There was a rumor that the funder of that company 
> had a bunch of very special quartz in the vault and that crystals cut from that material had better phase noise than 
> off the shelf crystals hence he had an advantage over other vendors.
> http://prc68.com/I/Aertech.shtml#Names

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