Dark Matter in the Local Group of Galaxies
P.D. Morley, D. J. Buettner

TL;DR
This paper investigates the possibility that neutrinos form a condensed neutrino object (CNO) acting as dark matter in the Local Group, estimating its properties and suggesting upcoming experiments could confirm or refute this hypothesis.
Contribution
It introduces a novel application of Monte Carlo methods to estimate a neutrino-based dark matter structure in the Local Group, linking neutrino properties to galactic dynamics.
Findings
Estimated CNO mass: 5.17x10^15 solar masses
CNO radius: 1.316 Mpc
Neutrino mass: approximately 0.8 eV/c^2
Abstract
We describe the neutrino flavor (e = electron, u = muon, t = tau) masses as m(i=e;u;t)= m + [Delta]mi with |[Delta]mij|/m < 1 and probably |[Delta]mij|/m << 1. The quantity m is the degenerate neutrino mass. Because neutrino flavor is not a quantum number, this degenerate mass appears in the neutrino equation of state. We apply a Monte Carlo computational physics technique to the Local Group (LG) of galaxies to determine an approximate location for a Dark Matter embedding condensed neutrino object(CNO). The calculation is based on the rotational properties of the only spiral galaxies within the LG: M31, M33 and the Milky Way. CNOs could be the Dark Matter everyone is looking for and we estimate the CNO embedding the LG to have a mass 5.17x10^15 Mo and a radius 1.316 Mpc, with the estimated value of m ~= 0.8 eV/c2. The up-coming KATRIN experiment will either be the definitive result or…
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