Results 21 to 30 of about 53,221 (261)

Cold dark matter and neutralinos [PDF]

open access: yesNuclear Physics B - Proceedings Supplements, 2003
4 pages, 4 figures, uses espcrc2.sty. Proc. of "Sources and detection of dark matter and dark energy in the Universe (DM2002)". The version on the archive has low-resolution figures. The paper with high-resolution figures can be found at http://www.to.infn.it/~fornengo/proceedings/marinadelrey02.ps.gz or through http://www.to.infn.it/astropart/
openaire   +2 more sources

Cold dark matter hypotheses in the MSSM [PDF]

open access: yesPhysics Letters B, 2011
version to appear in Physcis Letters ...
AbdusSalam, S. S., Quevedo, F.
openaire   +2 more sources

Searching for cold dark matter [PDF]

open access: yesJournal of Physics G: Nuclear and Particle Physics, 1996
Latex file, 25 pages , 2 figures (available by fax)
openaire   +2 more sources

Axions as hot and cold dark matter [PDF]

open access: yesJournal of Cosmology and Astroparticle Physics, 2014
The presence of a hot dark matter component has been hinted at 3 sigma by a combination of the results from different cosmological observations. We examine a possibility that pseudo Nambu-Goldstone bosons account for both hot and cold dark matter components.
Jeong, Kwang Sik   +2 more
openaire   +4 more sources

Dark matter candidate from torsion

open access: yesPhysics Letters B, 2022
The stable pseudo-scalar degree of freedom of the quadratic Poincaré Gauge theory of gravity is shown to be a suitable dark matter candidate. We find the parameter space of the theory which can account for all the predicted cold dark matter, and ...
Álvaro de la Cruz Dombriz   +2 more
doaj   +1 more source

Constraints on interacting dark energy models through cosmic chronometers and Gaussian process

open access: yesEuropean Physical Journal C: Particles and Fields, 2021
In this paper, after reconstructing the redshift evolution of the Hubble function by adopting Gaussian process techniques, we estimate the best-fit parameters for some flat Friedmann cosmological models based on a modified Chaplygin gas interacting with ...
Muhsin Aljaf   +2 more
doaj   +1 more source

The cold dark matter density perturbation [PDF]

open access: yesPhysics Reports, 1993
117 pages.
Liddle, Andrew R, Lyth, David H
openaire   +2 more sources

Cold Dark Matter

open access: yesScience, 1996
Motivated by inflation, the theory of big-bang nucleosynthesis, and the quest for a deeper understanding of fundamental forces and particles, a paradigm for the development of structure in the universe has evolved. It holds that most of the matter exists in the form of slowly moving elementary particles left over from the earliest moments ...
Scott Dodelson   +2 more
openaire   +3 more sources

A new recipe for $$\Lambda $$ Λ CDM

open access: yesEuropean Physical Journal C: Particles and Fields, 2017
It is well known that a canonical scalar field is able to describe either dark matter or dark energy but not both. We demonstrate that a non-canonical scalar field can describe both dark matter and dark energy within a unified setting.
Varun Sahni, Anjan A. Sen
doaj   +1 more source

Axino cold dark matter revisited [PDF]

open access: yesJournal of High Energy Physics, 2012
Abstract Axino arises in supersymmetric versions of axion models and is a natural candidate for cold or warm dark matter. Here we revisit axino dark matter produced thermally and non-thermally in light of recent developments. First we discuss the definition of axino relative to low energy axion one for several KSVZ and DFSZ models ...
Choi, Ki-Young   +3 more
openaire   +3 more sources

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