Cambridge / Copenhagen / Washington / Stockholm / /
Continent
America / /
Country
Germany / Netherlands / Sweden / /
Event
Person Communication and Meetings / Person Travel / /
Holiday
Christmas / /
IndustryTerm
chemical properties / liberated energy / e - f / correct chemical identification / daily newspaper / hour product / chemical knowledge / energy fission particles / ionization energy / fission products / chemical elements / son-in-law startling / energy / /
OperatingSystem
Fermi / /
Person
Otto Hahn / Bohr / Enrico Fermi / O. R. Frisch / Oskar Klein / Irene Curie / Fritz Strassmann / /