1981 - 1984

Discovery of the elements 107 - 109 at SHIP.

7 September 1992

The name Nielsbohrium (later Bohrium) is given to element 107, the elements 108 and 109 are named Hassium and Meitnerium in an official ceremony at GSI (see publications 107-discovery.pdf, 108-discovery.pdf, 109-discovery.pdf).


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