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Boson stars with large self-interaction in (2+1) dimensions: an exact solution

Kenji Sakamoto1 and Kiyoshi Shiraishi1,2

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An exact solution for a nonrotating boson star in (2+1) dimensional gravity with a negative cosmological constant is found. The relations among mass, particle number, and radius of the (2+1) dimensional boson star are shown.


Keywords

Classical Theories of Gravity

Field Theories in Lower Dimensions

PACS

98.80.Es Observational cosmology (including Hubble constant, distance scale, cosmological constant, early Universe, etc)

11.10.Kk Field theories in dimensions other than four

Subjects

Gravitation and cosmology

Particle physics and field theory

Astrophysics and astroparticles

Dates

Issue 07 ( 1 July 1998)

Received 10 June 1998, accepted for publication 24 July 1998

Published 20 October 1998



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