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Observed Smooth Energy is Anthropically Even More Likely As Quintessence Than As Cosmological Constant

Sidney Bludman

astro-pharXiv:astro-ph/0002204

Abstract

For a universe presently dominated by static or dynamic vacuum energy, cosmological constant (LCDM) or quintessence (QCDM), we calculate the asymptotic collapsed mass fraction as function of the present ratio of vacuum energy to clustered mass, ΩQ0/Ωm0. Identifying these collapsed fractions as anthropic probabilities, we find the value ΩQ0/Ωm0 2 to be reasonably likely in LCDM, and very likely in QCDM.

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