Dubnium not have enough experimental data to back their claim. After collecting more data, JINR proposed the name "nielsbohrium" (Ns) in honor of the Danish nuclear physicist Niels Bohr, a founder of the theories of atomic structure and quantum theory. When LBL first announced their synthesis of element 105, they proposed that the new element be named "hahnium" (Ha) after the German chemist Otto Hahn, the "father of nuclear chemistry", thus creating an element naming controversy. In the early 1970s, both teams reported synthesis of the next element, element 106, but did not suggest names. JINR suggested establishing an international committee
Otto Hahn Peace Medal Otto Hahn Peace Medal The Otto Hahn Peace Medal in Gold is named after the German nuclear chemist and 1944 Nobel Laureate Otto Hahn, an honorary citizen of Berlin. The medal is in memory of his worldwide involvement in the politics of peace and humanitarian causes, in particular since the dropping of the atomic bombs on Hiroshima and Nagasaki in August 1945 by the United States Army Air Forces. It was established by his grandson Dietrich Hahn in 1988 and is awarded by the United Nations Association of Germany (Deutsche Gesellschaft für die Vereinten Nationen, DGVN, Berlin-Brandenburg) to persons or