First direct mass measurements of nuclides around $Z=100$ with a Multireflection Time-of-Flight Mass Spectrograph

Y. Ito, P. Schury, M. Wada +23

The masses of ${}^{246}$Es, ${}^{251}$Fm and the transfermium nuclei ${}^{249-252}$Md, and ${}^{254}$No, produced by hot- and cold-fusion reactions, in the vicinity of the deformed $N=152$…