Effects of the interaction between dark energy and dark matter on cosmological parameters

By Jian-hua He, Bin Wang. 2008

224 citations recorded by the source corpus.

We examine the effects of possible phenomenological interactions between dark energy and dark matter on cosmological parameters and their efficiency in solving the coincidence problem. We work with two simple parameterizations of the dynamical dark energy equation of state and the constant dark energy equation of state. Using observational data coming from the new 182 Gold type Ia supernova samples, the shift parameter of the Cosmic Microwave Background given by the three-year Wilkinson Microwave Anisotropy Probe observations and the baryon acoustic oscillation measurement from the Sloan Digital Sky Survey, we perform a statistical joint analysis of different forms of phenomenological interaction between dark energy and dark matter.

Subfields: Astronomy and Astrophysics, Nuclear and High Energy Physics

View Paper: https://www.semanticscholar.org/paper/48cf00d844fe076ca642ad62b5949be825cf30c2

How researchers see this paper

The researchers whose trusted networks rank it highest, strongest advocate first. Every researcher gets a different order.

In Astronomy and Astrophysics

  1. S. Vagnozzi
  2. E. di Valentino
  3. O. Mena
  4. A. Melchiorri
  5. Supriya Pan
  6. Weiqiang Yang
  7. A. Mukherjee
  8. R. Maartens

In Nuclear and High Energy Physics

  1. S. Vagnozzi
  2. E. di Valentino
  3. O. Mena
  4. A. Melchiorri
  5. Supriya Pan
  6. Weiqiang Yang
  7. A. Mukherjee
  8. R. Maartens

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