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hep-th2008★ 36 cited
Thermodynamic Geometry and Extremal Black Holes in String Theory
Tapobrata Sarkar, Gautam Sengupta, Bhupendra Nath Tiwari
We study a generalisation of thermodynamic geometry to degenerate quantum ground states at zero temperatures exemplified by charged extremal black holes in type II string theories.…
hep-th2002
Some Aspects of Scattering in (Non) Commutative Gauge Theories
Zafar Ahmed, Tapobrata Sarkar
We study almost-forward scattering in the context of usual and non-commutative QED. We study the semi-classical behaviour of particles undergoing this scattering process in the two…