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Causally pathological space-times are physically relevant (2005)
Journal Article
Hubeny, V. E., Rangamani, M., & Ross, S. F. (2005). Causally pathological space-times are physically relevant. International Journal of Modern Physics D, 14(12), 2227-2232. https://doi.org/10.1142/s0218271805007760

We argue that in the context of string theory, the usual restriction to globally hyperbolic space–times should be considerably relaxed. We exhibit an example of a space–time which only satisfies the causal condition, and so is arbitrarily close to ad... Read More about Causally pathological space-times are physically relevant.

Causal structures and holography (2005)
Journal Article
Hubeny, V. E., Rangamani, M., & Ross, S. F. (2005). Causal structures and holography. Journal of High Energy Physics, 2005(07), Article 037. https://doi.org/10.1088/1126-6708/2005/07/037

We explore the description of bulk causal structure in a dual field theory. We observe that in the spacetime dual to a spacelike non-commutative field theory, the causal structure in the boundary directions is modified asymptotically. We propose that... Read More about Causal structures and holography.

String-corrected black holes (2005)
Journal Article
Hubeny, V., Maloney, A., & Rangamani, M. (2005). String-corrected black holes. Journal of High Energy Physics, 2005(05), https://doi.org/10.1088/1126-6708/2005/05/035

We investigate the geometry of four dimensional black hole solutions in the presence of stringy higher curvature corrections to the low energy effective action. For certain supersymmetric two charge black holes these corrections drastically alter the... Read More about String-corrected black holes.