316 citations
- Institute for Basic ScienceKR5 papers
- Seoul National UniversityKR4 papers
- Sungkyunkwan UniversityKR3 papers
- University of Maryland, College ParkUS3 papers
- Institute for Theoretical and Experimental PhysicsRU2 papers
- Korea Institute for Advanced StudyKR2 papers
- Kyungpook National UniversityKR2 papers
- Laboratoire de Physique Subatomique et de CosmologieFR2 papers
- National Institute for Mathematical SciencesKR2 papers
- University of BolognaIT2 papers
- University of MiamiUS2 papers
- University of SeoulKR2 papers
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gr-qc2008★ 16 cited
Singularities in geodesic surface congruence
Yong Seung Cho, Soon-Tae Hong
In the stringy cosmology, we investigate singularities in geodesic surface congruences for the time-like and null strings to yield the Raychaudhuri type equations possessing correc…
gr-qc2008★ 10 cited
Higher dimensional cosmological model with a phantom field
S. T. Hong, J. Lee, T. H. Lee +1
We consider a higher dimensional gravity theory with a negative kinetic energy scalar field and a cosmological constant. We find that the theory admits an exact cosmological soluti…