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Manhattan District The Trinity test of the Manhattan Project on 16 July 1945 was the first detonation of a nuclear weapon. Active 1942–1946 Disbanded 15 August 1947 Country United States United Kingdom Canada Branch U.S. Army Corps of Engineers Garrison/HQ Oak Ridge, Tennessee, U.S. Anniversaries 13 August 1942 Engagements Allied invasion of Italy Allied invasion of France Allied invasion of ...
December 20, 1968. Trinity was the code name of the first detonation of a nuclear weapon, conducted by the United States Army at 5:29 a.m. MWT [ a ] (11:29:21 GMT) on July 16, 1945, as part of the Manhattan Project. The test was of an implosion-design plutonium bomb, nicknamed the "gadget", of the same design as the Fat Man bomb later detonated ...
British contribution to the Manhattan Project. James Chadwick (left), the head of the British Mission, confers with Major General Leslie R. Groves Jr. (right), the director of the Manhattan Project. Britain initiated the first research project to design an atomic bomb in 1941. Building on this work, Britain prompted the United States to ...
The Manhattan Project was a research and development project that produced the first atomic bombs during World War II. It was led by the United States with the support of the United Kingdom and Canada. From 1942 to 1946, the project was under the direction of Major General Leslie Groves of the US Army Corps of Engineers.
The Manhattan Project was a massive research and development initiative led by the United States during World War II, to design and build the first atomic weapons.The project was coordinated under the direction of Major General Leslie Groves of the U.S. Army Corps of Engineers.
From April 10, 1945, to July 18, 1947, eighteen people were injected with plutonium as part of the Manhattan Project. [74] Doses administered ranged from 95 to 5,900 nanocuries. [74] Albert Stevens, a man misdiagnosed with stomach cancer, received "treatment" for his "cancer" at the U.C. San Francisco Medical Center in 1945. Dr.
Niels Bohr. Physics. "for his services in the investigation of the structure of atoms and of the radiation emanating from them". Los Alamos Laboratory. [ 1 ][ 2 ] 1925. James Franck. Physics. “for their discovery of the laws governing the impact of an electron upon an atom”.
This work was consolidated within the newly created Manhattan Engineer District, which became better known as the Manhattan Project, eventually under the direction of Major General Leslie R. Groves, Jr.. [55] The work of the Manhattan Project took place at dozens of sites across the United States, and even some outside of its borders.