Evidence for cosmological particle creation?

Journal Article · Sun May 01 00:00:00 EDT 2016 · Journal of Cosmology and Astroparticle Physics

DOI:https://doi.org/10.1088/1475-7516/2016/05/022· OSTI ID:22667576

Pigozzo, C. ^[1]; Carneiro, S.; Borges, H. A. ^[2]; Alcaniz, J. S. ^[3]

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1. Imperial Centre for Inference and Cosmology, Imperial College, Prince Consort Road, London, SW7 2AZ (United Kingdom)
2. Instituto de Física, Universidade Federal da Bahia, Rua Barão de Geremoabo, Salvador, 40210-340, BA (Brazil)
3. Departamento de Astronomia, Observatório Nacional, Rua General José Cristino 77, Rio de Janeiro, 20921-400, RJ (Brazil)

A joint analysis of the linear matter power spectrum, distance measurements from type Ia supernovae and the position of the first peak in the anisotropy spectrum of the cosmic microwave background indicates a cosmological, late-time dark matter creation at 95% confidence level.

• OSTI ID: 22667576
• Journal Information: Journal of Cosmology and Astroparticle Physics, Vol. 2016, Issue 05; Other Information: Country of input: International Atomic Energy Agency (IAEA); ISSN 1475-7516
• Country of Publication: United States
• Language: English

Related Subjects

79 ASTROPHYSICS
COSMOLOGY AND ASTRONOMY
ANISOTROPY
DISTANCE
NONLUMINOUS MATTER
RELICT RADIATION
SPECTRA
TYPE I SUPERNOVAE