Astronomy and Astrophysics – Astrophysics – General Relativity and Quantum Cosmology
Scientific paper
2003-08-16
JHEP 0309 (2003) 040
Astronomy and Astrophysics
Astrophysics
General Relativity and Quantum Cosmology
16 pages, 3 figures, revtex
Scientific paper
10.1088/1126-6708/2003/09/040
We consider D-particles coupled to the CGHS dilaton gravity and obtain the exact wormhole geometry and trajectories of D-particles by introducing the exotic matter. The initial static wormhole background is not stable after infalling D-particles due to the classical backreaction of the geometry so that the additional exotic matter source should be introduced for the stability. Then, the traversable wormhole geometry naturally appears and the D-particles can travel through it safely. Finally, we discuss the dynamical evolution of the wormhole throat and the massless limit of D-particles.
Kim Won Tae
Son Edwin J.
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