Results 41 to 50 of about 428,876 (333)

Impact of Warm Dark Matter on the Cosmic Neutrino Background Anisotropies

open access: yesUniverse, 2022
The Cosmic Neutrino Background (CνB) anisotropies for massive neutrinos are a unique probe of large-scale structure formation. The redshift-distance measure is completely different for massive neutrinos as compared to electromagnetic radiation.
Christopher G. Tully, Gemma Zhang
doaj   +1 more source

Dark Matters on the Scale of Galaxies

open access: yesUniverse, 2020
The cold dark-matter model successfully explains both the emergence and evolution of cosmic structures on large scales and, when we include a cosmological constant, the properties of the homogeneous and isotropic Universe.
Ivan de Martino   +5 more
doaj   +1 more source

KeV warm dark matter and composite neutrinos [PDF]

open access: yesJournal of High Energy Physics, 2012
12 pages, 2 figures, published ...
Robinson, Dean J, Tsai, Yuhsin
openaire   +2 more sources

Cosmological constraints on variable warm dark matter [PDF]

open access: yesPhysics Letters B, 2013
11 pages, 6 figures, 1 table, revtex4; v2: discussions added, Phys. Lett.
Wei, Hao, Chen, Zu-Cheng, Liu, Jing
openaire   +2 more sources

Gamma-rays From Warm WIMP Dark Matter Annihilation

open access: yes, 2012
The weakly interacting massive particle (WIMP) often serves as a candidate for the cold dark matter, however when produced non-thermally it could behave like warm dark matter.
Bi, Xiao-Jun   +6 more
core   +1 more source

Scattering, Damping, and Acoustic Oscillations: Simulating the Structure of Dark Matter Halos with Relativistic Force Carriers [PDF]

open access: yes, 2014
We demonstrate that self-interacting dark matter models with interactions mediated by light particles can have significant deviations in the matter power-spectrum and detailed structure of galactic halos when compared to a standard cold dark matter ...
Buckley, Matthew R.   +4 more
core   +3 more sources

Standard model neutrinos as warm dark matter [PDF]

open access: yesPhysical Review D, 2001
5 pages, 5 figures, LaTeX file uses revtex ...
Giudice, Gian F.   +4 more
openaire   +2 more sources

thesan-hr: galaxies in the Epoch of Reionization in warm dark matter, fuzzy dark matter, and interacting dark matter

open access: yesMonthly Notices of the Royal Astronomical Society, 2023
ABSTRACT Using high-resolution cosmological radiation-hydrodynamic (RHD) simulations (thesan-hr), we explore the impact of alternative dark matter (altDM) models on galaxies during the Epoch of Reionization. The simulations adopt the IllustrisTNG galaxy formation model. We focus on altDM models that exhibit small-scale suppression of the
Xuejian Shen   +10 more
openaire   +3 more sources

DETERMINATION OF DARK MATTER TYPE BY X-RAY SOURCES STATISTICS

open access: yesOdessa Astronomical Publications, 2014
The current cosmological model includes cold dark matter, which consists of massive nonrelativistic particles. There are also some observational and theoretical evidences for warm dark matter.
A.V. Tugay
doaj   +1 more source

XENON1T anomaly and its implication for decaying warm dark matter

open access: yesPhysics Letters B, 2020
An excess in the electronic recoil data was observed in the XENON1T detector. One of plausible explanations for the excess is absorption of a vector bosonic particle with the mass of 2−3keV.
Gongjun Choi   +2 more
doaj   +1 more source

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