High-precision mass measurement of ${}^{168}$Yb for verification of nonlinear isotope shift

D. A. Nesterenko, R. P. de Groote, T. Eronen +4

The absolute mass value of ${}^{168}$Yb has been directly determined with the JYFLTRAP Penning trap mass spectrometer at the Ion Guide Isotope Separator On-Line (IGISOL) facility. A…