English

The Darkness of Spin-0 Dark Radiation

High Energy Physics - Phenomenology 2015-06-22 v2 Cosmology and Nongalactic Astrophysics

Abstract

We show that the scattering of a general spin-0 sector of dark radiation off the pre-recombination thermal plasma results in undetectably small spectral distortions of the Cosmic Microwave Background.

Keywords

Cite

@article{arxiv.1407.2501,
  title  = {The Darkness of Spin-0 Dark Radiation},
  author = {M. C. David Marsh},
  journal= {arXiv preprint arXiv:1407.2501},
  year   = {2015}
}

Comments

21 pages + references, 5 figures. Published version