Title:
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New constraints on a light spinless particle coupled to photons
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Author:
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Massó i Soler, Eduard, 1954-; Toldrà Sabaté, Ramon
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Other authors:
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Universitat de Barcelona |
Abstract:
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We obtain new stringent constraints on a light spinless particle f coupled only to photons at low energies, considering its effects on the extragalactic photon background, the black-body spectrum of the cosmic microwave background radiation and the cosmological abundance of deuterium. |
Subject(s):
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-Partícules (Física nuclear) -Astronomia -Astrofísica -Sistemes estelars -Particles (Nuclear physics) -Astronomy -Astrophysics |
Rights:
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(c) The American Physical Society, 1997
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Document type:
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Article Article - Published version |
Published by:
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The American Physical Society
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