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Phys. Rev. D 65, 104036 (2002) [7 pages]

Spherically symmetric scalar field collapse in any dimension

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M. Birukou1, V. Husain2, G. Kunstatter1, E. Vaz1, and M. Olivier3
1Department of Physics and Winnipeg Institute of Theoretical Physics, University of Winnipeg, Winnipeg, Manitoba, Canada R3B 2E9
2Department of Mathematics and Statistics, University of New Brunswick, Fredericton, New Brunswick, Canada E3B 1S5
3Departement de Physique, Universite Laval, Quebec, QC, Canada G1K 7P4

Received 8 January 2002; published 14 May 2002

We describe a formalism and numerical approach for studying spherically symmetric scalar field collapse for an arbitrary spacetime dimension d and cosmological constant Λ. The prescription uses a double null formalism, and is based on field redefinitions first used to simplify the field equations in generic two-dimensional dilaton gravity. The formalism is used to construct a code in which d and Λ are input parameters. We reproduce known results in d=4 and d=6 with Λ=0, and we present new results for d=5 with a zero and negative Λ.

© 2002 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevD.65.104036
DOI:
10.1103/PhysRevD.65.104036
PACS:
04.70.Dy