Otto Hahn in an obituary: Hahn's death did not stop his public acclamation. Proposals were made at different times, first in 1971 by American chemists, that the newly synthesized element no. 105 should be named hahnium in Hahn's honor; in 1997 the IUPAC (International Union of Pure and Applied Chemistry) named it dubnium, after the Russian research center in Dubna (see element naming controversy). Although element 108 was given the name hassium (after Hesse) by its officially recognized German discoverers in 1992, a 1994 IUPAC committee recommended that it be named hahnium (Hn), in spite of the long-standing convention to give the
Von Hahn family to use the title "Baron" officially. Notable members: Ösel: descendants of Johann August von Hahn. Family incorporated into the Ösel's Nobility Corporation in 1849. Notable members: Russian Empire: cadet branch of the Ösel family; descendants of Otto Karl v H, younger brother of Friedrich August v H (and son of Johann August von Hahn). Recorded at the Nobility Genealogical Book of Saint Petersburg Governorate. Members of the family use the title "Baron", alongside Hahn coat of arms. Notable members: Von Hahn The name von Hahn (German ""Hahn"" equals the expression of rooster) is a German-Baltic-Russian noble family. Its most