Physics – High Energy Physics – High Energy Physics - Theory
Scientific paper
2007-08-28
JHEP 0712:034,2007
Physics
High Energy Physics
High Energy Physics - Theory
17 pages, 2 figures, References and one comment added, one more comment added
Scientific paper
10.1088/1126-6708/2007/12/034
We study aspects of a recently proposed exact time dependent black hole solution of IIB string theory using the AdS/CFT correspondence. The dual field theory is a thermal system in which initially a vacuum density for a non-conserved operator is turned on. We can see that in agreement with general thermal field theory expectation the system equilibrates: the expectation value of the non-conserved operator goes to zero exponentially and the entropy increases. In the field theory the process can be described quantitatively in terms of a thermofield state and exact agreement with the gravity answers is found.
Bak Dongsu
Gutperle Michael
Karch Andreas
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