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
Hahn Air owned subsidiary of Saspo Holding GmbH, with its headquarters in Dreieich near Frankfurt. The company is owned by Hans Nolte and Nikolaus Gormsen. Hahn Air was founded as a domestic German airline in 1994. Its home base was the former Hahn US military air base (now Frankfurt-Hahn Airport), from which the company's name originates. In 1997, Hahn Air joined its first Billing and Settlement Plan (BSP) in Germany. The airline has the 2 letter code HR and the invoice number (IATA prefix code) 169. Hahn Air flights have been sold via the Amadeus computer reservation system since 1999. That same