Astronomy and Astrophysics – Astrophysics – Cosmology and Extragalactic Astrophysics
Scientific paper
2009-09-20
Astronomy and Astrophysics
Astrophysics
Cosmology and Extragalactic Astrophysics
Some paragraphs in order to clarify the paper and references added. The idea and the conclusions unaltered
Scientific paper
Using very simple arguments we show that the quantum effects of an ultra-light particle as the Scalar Field Dark Matter $m_{SFDM}\sim10^{-22}$eV cannot be neglected at classical scales. We show that the effective density of this effect is constant in the space and for such a mass, it is of the order of magnitude of the critical mass of the universe. Thus, we can interpret the effective density of this quantum effect as the cosmological constant.
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