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19922026
Showing 1994Show all

22 papers · 1 filter

hep-th1994★ 44 cited

Transonic Elastic Model for Wiggly Goto-Nambu String

Brandon Carter

The hitherto controversial proposition that a ``wiggly" Goto-Nambu cosmic string can be effectively represented by an elastic string model of exactly transonic type (with energy de…

astro-ph1994★ 1 cited

Extragalactic Large-Scale Structures behind the Southern Milky Way. - I. Redshifts Obtained at the SAAO in the Hydra/Antlia Extension

Renee C. Kraan-Korteweg, Tony P. Fairall, Chantal Balkowksi

Spectroscopic observations have been carried out for galaxies in the Milky Way with the 1.9 m telescope of the South African Astronomical Observatory (SAAO). The galaxies were sele…

gr-qc1994★ 76 cited

Long wavelength iteration of Einstein's equations near a spacetime singularity

N. Deruelle, D. Langlois

We clarify the links between a recently developped long wavelength iteration scheme of Einstein's equations, the Belinski Khalatnikov Lifchitz (BKL) general solution near a singula…

hep-th1994★ 88 cited

Semi-Classical Quantization of Circular Strings in De Sitter and Anti De Sitter Spacetimes

H. J. de Vega, A. L. Larsen, N. Sanchez

We compute the {\it exact} equation of state of circular strings in the (2+1) dimensional de Sitter (dS) and anti de Sitter (AdS) spacetimes, and analyze its properties for the dif…

hep-th1994★ 51 cited

Mass Spectrum of Strings in Anti de Sitter Spacetime

A. L. Larsen, N. Sanchez

We perform string quantization in anti de Sitter (AdS) spacetime. The string motion is stable, oscillatory in time with real frequencies and the string…

hep-th1994★ 54 cited

Curvature Corrections to Dynamics of Domain Walls

Brandon Carter, Ruth Gregory

The most usual procedure for deriving curvature corrections to effective actions for topological defects is subjected to a critical reappraisal. A logically unjustified step (leadi…