Thin Man (nuclear bomb) Thin Man (nuclear bomb) "Thin Man" was the code name for a proposed plutonium gun-type nuclear bomb using plutonium-239 which the United States was developing during the Manhattan Project. They aborted its development when they discovered that the spontaneous fission rate of their nuclear reactor-bred plutonium was too high for use in a gun-type design, due to the high concentration of the isotope plutonium-240. In 1942, prior to the Army taking over wartime atomic research, Robert Oppenheimer held conferences in Chicago in June and Berkeley, California, in July at which various engineers and physicists discussed nuclear bomb design issues. A
The Atomic City The Atomic City The Atomic City is a 1952 thriller film directed by Jerry Hopper, starring Gene Barry and Lydia Clarke. The story takes place at Los Alamos, New Mexico, where a nuclear physicist (Barry) lives and works. Terrorists kidnap his son and demand that the physicist turn over the H-bomb formula. The film was nominated for an Academy Award for Best Writing (Story and Screenplay), Sydney Boehm being the nominee. Frank and Martha Addison live in Los Alamos, where he does top-secret work as a physicist. They have a young son, Tommy, who goes with school mates to Santa