Astronomy and Astrophysics – Astrophysics
Scientific paper
1999-01-04
Astronomy and Astrophysics
Astrophysics
9 pages LaTeX. Talk at COSMO-98. Asilomar, Monterey, California. November 1998
Scientific paper
10.1063/1.59387
This talk describes an analytic calculation of the position of the first accoustic peak as a function of the matter density and the cosmological constant (work with Y.J. Ng and R. Rohm), agreeing with independent numerical studies. There is also discussion of supernovae observations and how together these approaches combine to suggest non-zero cosmological constant. An alternative to a constant vacuum density - quintessence - is mentioned.
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