Darmstadtium the JINR showed signs of Ds being produced from Pu and S. Each team proposed its own name for element 110: the American team proposed "hahnium" after Otto Hahn in an attempt to resolve the situation on element 105 (which they had long been suggesting this name for), the Russian team proposed "becquerelium" after Henri Becquerel, and the German team proposed "darmstadtium" after Darmstadt, the location of their institute. The IUPAC/IUPAP Joint Working Party (JWP) recognised the GSI team as discoverers in their 2001 report, giving them the right to suggest a name for the element. Using Mendeleev's nomenclature for
Otto Hahn in all Warsaw pact states. In January 1958, Otto Hahn, together with his friend Albert Schweitzer signed the Pauling Appeal to the United Nations in New York for the "immediate conclusion of an international agreement to stop the testing of nuclear weapons". In October, together with Clement Attlee, Edgar Faure, Tetsu Katayama, et al. he signed the international "Agreement to call a meeting to draw up a world constitution". Since 1958, Hahn was sending messages to the annual conferences of the recently founded "Japan Council Against A and H Bombs" in Tokyo. In 1960, for instance, he wrote to president