Dynamical polarizability of atoms in arbitrary light fields: general theory and application to cesium Fam Le Kien, Philipp Schneeweiss and Arno Rauschenbeutel Eur. Phys. J. D, 67 5 (2013) 92 Published online: 07 May 2013 DOI: 10.1140/epjd/e2013-30729-x