Search for the electric dipole excitations to the $3s_{1/2}\otimes [2_1^{+}\otimes 3_1^{-}]$ multiplet in ${}^{117}$Sn

J. Bryssinck, L. Govor, V. Yu. Ponomarev F. Bauwens +13

The odd-mass ${}^{117}$Sn nucleus was investigated in nuclear resonance fluorescence experiments up to an endpoint energy of the incident photon spectrum of 4.1 MeV at the bremsstrah…