Shear viscosity from R-charged AdS black holes
arXiv:hep-th/0601144 · doi:10.1088/1126-6708/2006/03/016
Abstract
We compute the shear viscosity in the supersymmetric Yang-Mills theory dual to the STU background. This is a thermal gauge theory with a chemical potential. The quotient of the shear viscosity over the entropy density exhibits no deviation from the well known result 1/4π.
9 pages, some references updated, abstract and some typos corrected