In 1914, Meitner volunteered as an X-ray technician in the Austrian army during World War I. Meitner was also the first female professor in Germany. She became a German professor in 1917. Throughout the 1920s, Meitner worked mostly on radiation. She won many prizes and awards. Around 1935, Meitner and Hahn worked together to learn more about uranium. The element Meitnerium is named after her. Later in Meitner’s life, she had many discoveries that led to the creation of the atomic bomb. She worked to make possible the atomic bomb that was dropped on Hiroshima but she did not agree the atomic bomb.