Darmstadtium team proposed the name "becquerelium" after Henri Becquerel. The American team in 1997 proposed the name "hahnium" after Otto Hahn (previously this name had been used for element 105). The name "darmstadtium" (Ds) was suggested by the GSI team in honor of the city of Darmstadt, where the element was discovered. The GSI team originally also considered naming the element "wixhausium", after the suburb of Darmstadt known as Wixhausen where the element was discovered, but eventually decided on "darmstadtium". The new name was officially recommended by IUPAC on August 16, 2003. Darmstadtium has no stable or naturally occurring isotopes. Several
Otto Hahn the discovery of fission." Hahn, since 1960 honorary president of the MPG, was made an honorary citizen of the cities of Frankfurt am Main and Göttingen in 1959, and of the land and the city of Berlin in 1968. The British physicist Robert Spence FRS, concluded in his essay: Otto Hahn died on 28 July 1968. The day after his death, the Max Planck Society published the following obituary notice in all the major newspapers in Germany, Austria, and Switzerland: Fritz Strassmann, Hahn's pupil and assistant, wrote: Otto Robert Frisch, Lise Meitner's nephew, recollected: The Royal Society in London wrote