An unexpected finding By Abigailgroomes 1934 discovery of the artificial transmutation of uranium 1934 uranium with an atomic number 94 had the most protons of any element 1934 investigation of neutron induced uranium decay 1937 Hahn was sure of chemical evidence of transurances 1938 political situation was dangerous for Meitner 1939 explanation of uranium´s forced transformation Jan 3, 1939 Meitner wrote to Hahn about the splitting of Ba 1944 Hahn was awarded the nobel prize in chemistry 1968 Meitner died