Effects of phonon-phonon coupling on properties of pygmy resonance in ${}^{124-132}$Sn

N. N. Arsenyev, A. P. Severyukhin, V. V. Voronov +1

Starting from an effective Skyrme interaction we study effects of phonon-phonon coupling on the low-energy electric dipole response in ${}^{124-132}$Sn. The QRPA calculations are per…