Entanglement properties of atoms in the Kerr-nonlinear blackbody Q.F. Xu, X.Z. Hui, J.N. Chen and Z. Cheng Eur. Phys. J. D, 66 4 (2012) 86 Published online: 19 April 2012 DOI: 10.1140/epjd/e2012-20636-1