[time-nuts] Better quartz crystals with single isotope ?
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.
-------- Original Message --------
> 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:
> 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.
> 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.
More information about the time-nuts