New constraints on a light spinless particle coupled to photons

descriptionPublicationkeyboard_double_arrow_right Article , Preprint 15 Jun 1997Embargo end date: 01 Jan 1997 Spain English Publisher:American Physical Society (APS)Journal:Physical Review D, volume 55, pages 7,967-7,969 (issn: 0556-2821, eissn: 1089-4918,

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Authors: Massó i Soler, Eduard, 1954-; Toldrà Sabaté, Ramon;

doi: 10.1103/physrevd.55.7967 , 10.48550/arxiv.hep-ph/9702275

arXiv: hep-ph/9702275

handle: 2445/12354

New constraints on a light spinless particle coupled to photons

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Abstract

We obtain new stringent constraints on a light spinless particle phi coupled only to photons at low energies, considering its effects on the extragalactic photon background, the blackbody spectrum of the CMBR and the cosmological abundance of deuterium.

7 pages, 1 postscript figure

Country

Spain

Related Organizations

Autonomous University of Barcelona
Spain
University of Barcelona
Spain

Keywords

Astrofísica, Astronomy, Astrophysics (astro-ph), Sistemes estelars, FOS: Physical sciences, Astrophysics, Partícules (Física nuclear), High Energy Physics - Phenomenology, High Energy Physics - Phenomenology (hep-ph), Astronomia, Particles (Nuclear physics)

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