%0 Journal Article %T Shear Viscosity to Entropy within a Parton Cascade %A El %A A. %A Greiner %A C. %A Xu %A Z. %J High Energy Physics - Phenomenology %D 2007 %I %X The shear viscosity is calculated by means of the perturbative kinetic partonic cascade BAMPS with CGC initial conditons for various saturation momentum scale Q_s. eta/s ~ 0.15 stays approximately constant when going from RHIC to LHC. %U http://arxiv.org/abs/0706.4212