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Greeting and Quick Question on Baryos
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(09-19-2017, 03:10 AM)Drashner1 Wrote: As Steve says, a neutrino star is one of the most speculative ideas in OA. For my part, I'm rather iffy about the idea and wonder if we should either look to something else to produce this effect (a mass of dark matter perhaps) or retcon it out of the setting. I'd very much like to see the source material Anders was working from when he thought up the idea.

I found this paper from the 90s that Anders may have been working from:
http://www.sciencedirect.com/science/art...via%3Dihub

It calculates a theoretical neutrino star a few light days in diameter that masses several solar masses. However it is quite out of date as it makes the assumption of neutrino mass as 17KeV, more recent work has narrowed down the combined masses of all types of neutrinos as less than 0.3eV.
http://physicstoday.scitation.org/do/10....7208/full/

That's a 60,000x overestimation. My instinct is that if you were to run the calculations again it would require vastly more than 3-6 solar masses to make a stable neutrino star. Doing some skim reading on it it seems like it's not a well favoured idea at the moment, instead stable neutrino clouds pop up in the literature as a theory of the high mass of the center of the galaxy (possibly instead of a supermassive black hole).
OA Wish list:
  1. DNI
  2. Internal medical system
  3. A dormbot, because domestic chores suck!
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RE: Greeting and Quick Question on Baryos - by Rynn - 09-19-2017, 06:59 AM

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