Inelastic Neutron Scattering Studies on the Crystal Field Excitations in Superconducting NdFeAsO_0.85F_0.15

Figure 3

The CF energy level schemes for both NdFeAsO and are shown. The values of energies of in are sorted in increasing order: 0, 4.49, 7.34, 8.97, 15.17, 19.79, 41.50, and 44.51 meV. The energies of CF levels of NdFeAsO were obtained from another paper [9].