Abstract
The photon-to-baryon ratio in the universe is much greater than unity (about109); this fact is unexplained in the standard model of the universe; it can be explained by a photon creation process related to a time-dependent cosmological term.
This is a preview of subscription content, log in via an institution to check access.
Similar content being viewed by others
References
Chen, W. and Wu, Y.-S.: 1990, Phys. Rev. D 41, 695.
Cohen, S.A. and King, J.G.: 1969, Nature 222, 1158.
Massa, C.: 1994, Astrophys. Space Sci. 215, 59.
Narlikar, J.V.: 1983, Introduction to Cosmology, Jones and Bartlett, Boston.
Waga, I.: 1992, Gen. Relativ. Gravitation 24, 783.
Wichoski, U.F. and Lima, J.A.S.: 1999, Phys. Lett. A 262, 103.
Wilkins, D.: 1986, Am. J. Phys. 54, 726.
Author information
Authors and Affiliations
Rights and permissions
About this article
Cite this article
Massa, C. Photon-to-baryon ratio in the universe and time – dependent cosmological term. Astrophysics and Space Science 286, 313–322 (2003). https://doi.org/10.1023/A:1026378901669
Issue Date:
DOI: https://doi.org/10.1023/A:1026378901669