Phys. Rev. Lett. 74, 1900 - 1903 (1995)

Model of Two-Dimensional Quantum Gravity in the Strong Coupling Regime

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J. Gamboa
Universität-GH-Siegen, D-57068 Siegen, Germany
and Departamento de Física, Universidad de Santiago de Chile, Casilla 307, Santiago, Chile

Received 11 October 1994

A model of two-dimensional quantum gravity that is the analog of the tensionless string is proposed. The gravitational constant ( k) is the analog of the Regge slope ( α), and it shows that when k→∞, 2D quantum gravity can be understood as a tensionless string theory embedded in a two-dimensional target space. The temporal coordinate of the target space plays the role of time, and the wave function can be interpreted as in standard quantum mechanics.


©1995 The American Physical Society

URL: http://link.aps.org/abstract/PRL/v74/p1900
DOI: 10.1103/PhysRevLett.74.1900
PACS: 04.60.Kz, 11.25.-w

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