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78 relations: Albert Einstein, Alexander Sachs, American Institute of Physics, American Physical Society, Atomic Power (film), Belgian Congo, Berlin, Brigadier general (United States), Bureau of Ordnance, Carbon, Carl Friedrich von Weizsäcker, Carnegie Institution for Science, Columbia University, Commander (United States), Critical mass, Cutchogue, New York, Edward Teller, Edwin "Pa" Watson, Einstein refrigerator, Electricity generation, Enrico Fermi, Ernest Rutherford, Eugene Wigner, Franklin D. Roosevelt, Frédéric Joliot-Curie, Frisch–Peierls memorandum, Fritz Strassmann, George B. Pegram, Graphite, Gustav Stolper, Hungary, Hydrogen, Invasion of Poland, Isotope, John R. Dunning, Kaiser Wilhelm Society, Leo Szilard, Lieutenant colonel (United States), Linus Pauling, Lise Meitner, Lithium, Long Island, Lyman James Briggs, Manhattan Project, MAUD Committee, Monarchy of Belgium, National Defense Research Committee, National Institute of Standards and Technology, Nature (journal), Neutron, ..., Neutron capture, Neutron moderator, Newsweek, Niels Bohr, Nuclear chain reaction, Nuclear fission, Nuclear reactor, Nuclear weapon, Nuclear weapons of the United States, Office of Scientific Research and Development, Otto Hahn, Pacifism, President of the United States, Proton, S-1 Executive Committee, Shorthand, Siegfried Flügge, Szilárd petition, The Science of Nature, United States Army Corps of Engineers, United States Department of State, United States Navy, Uranium, Uranium ore, Uranium-235, Uranium-238, White House, World War II. Expand index (28 more) »
Albert Einstein
Albert Einstein (14 March 1879 – 18 April 1955) was a German-born theoretical physicist who developed the theory of relativity, one of the two pillars of modern physics (alongside quantum mechanics).
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Alexander Sachs
Alexander Sachs (August 1, 1893–June 23, 1973) was an economist and banker.
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American Institute of Physics
The American Institute of Physics (AIP) promotes science, the profession of physics, publishes physics journals, and produces publications for scientific and engineering societies.
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American Physical Society
The American Physical Society (APS) is the world's second largest organization of physicists.
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Atomic Power (film)
Atomic Power is an American short documentary film produced by The March of Time and released to theaters August 9, 1946, one year after the end of World War II.
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Belgian Congo
The Belgian Congo (Congo Belge,; Belgisch-Congo) was a Belgian colony in Central Africa between 1908 and 1960 in what is now the Democratic Republic of the Congo (DRC).
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Berlin
Berlin is the capital and the largest city of Germany, as well as one of its 16 constituent states.
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Brigadier general (United States)
In the United States Armed Forces, brigadier general (BG, BGen, or Brig Gen) is a one-star general officer with the pay grade of O-7 in the U.S. Army, U.S. Marine Corps, and U.S. Air Force.
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Bureau of Ordnance
The Bureau of Ordnance (BuOrd) was the U.S. Navy's organization responsible for the procurement, storage, and deployment of all naval weapons, between the years 1862 and 1959.
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Carbon
Carbon (from carbo "coal") is a chemical element with symbol C and atomic number 6.
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Carl Friedrich von Weizsäcker
Carl Friedrich Freiherr von Weizsäcker (28 June 1912 – 28 April 2007) was a German physicist and philosopher.
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Carnegie Institution for Science
The Carnegie Institution of Washington (the organization's legal name), known also for public purposes as the Carnegie Institution for Science (CIS), is an organization in the United States established to fund and perform scientific research.
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Columbia University
Columbia University (Columbia; officially Columbia University in the City of New York), established in 1754, is a private Ivy League research university in Upper Manhattan, New York City.
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Commander (United States)
In the United States, commander is a military rank that is also sometimes used as a military billet title — the designation of someone who manages living quarters or a base — depending on the branch of service.
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Critical mass
A critical mass is the smallest amount of fissile material needed for a sustained nuclear chain reaction.
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Cutchogue, New York
Cutchogue is a hamlet and census-designated place (CDP) in Suffolk County, New York, United States.
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Edward Teller
Edward Teller (Teller Ede; January 15, 1908 – September 9, 2003) was a Hungarian-American theoretical physicist who is known colloquially as "the father of the hydrogen bomb", although he claimed he did not care for the title.
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Edwin "Pa" Watson
Edwin Martin "Pa" Watson (10 December 1883 – 20 February 1945) was a United States Army Major General, friend and a senior aide to President Franklin D. Roosevelt, serving both as a military advisor and Appointments secretary (a role that is now encompassed under the duties of the modern-day White House Chief of Staff).
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Einstein refrigerator
The Einstein–Szilard or Einstein refrigerator is an absorption refrigerator which has no moving parts, operates at constant pressure, and requires only a heat source to operate.
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Electricity generation
Electricity generation is the process of generating electric power from sources of primary energy.
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Enrico Fermi
Enrico Fermi (29 September 1901 – 28 November 1954) was an Italian-American physicist and the creator of the world's first nuclear reactor, the Chicago Pile-1.
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Ernest Rutherford
Ernest Rutherford, 1st Baron Rutherford of Nelson, HFRSE LLD (30 August 1871 – 19 October 1937) was a New Zealand-born British physicist who came to be known as the father of nuclear physics.
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Eugene Wigner
Eugene Paul "E.
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Franklin D. Roosevelt
Franklin Delano Roosevelt Sr. (January 30, 1882 – April 12, 1945), often referred to by his initials FDR, was an American statesman and political leader who served as the 32nd President of the United States from 1933 until his death in 1945.
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Frédéric Joliot-Curie
Jean Frédéric Joliot-Curie (19 March 1900 – 14 August 1958), born Jean Frédéric Joliot, was a French physicist, husband of Irène Joliot-Curie with whom he was jointly awarded the Nobel Prize in Chemistry.
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Frisch–Peierls memorandum
The Frisch–Peierls memorandum was the first technical exposition of a practical nuclear weapon.
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Fritz Strassmann
Friedrich Wilhelm "Fritz" Strassmann (Straßmann; 22 February 1902 – 22 April 1980) was a German chemist who, with Otto Hahn in early 1939, identified barium in the residue after bombarding uranium with neutrons, results which, when confirmed, demonstrated the previously unknown phenomenon of nuclear fission.
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George B. Pegram
George Braxton Pegram (October 24, 1876 – August 12, 1958) was an American physicist who played a key role in the technical administration of the Manhattan Project.
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Graphite
Graphite, archaically referred to as plumbago, is a crystalline allotrope of carbon, a semimetal, a native element mineral, and a form of coal.
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Gustav Stolper
Gustav Stolper (25 July 1888 – 27 December 1947) was an Austrian-German economist, economics journalist and politician.
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Hungary
Hungary (Magyarország) is a country in Central Europe that covers an area of in the Carpathian Basin, bordered by Slovakia to the north, Ukraine to the northeast, Austria to the northwest, Romania to the east, Serbia to the south, Croatia to the southwest, and Slovenia to the west.
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Hydrogen
Hydrogen is a chemical element with symbol H and atomic number 1.
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Invasion of Poland
The Invasion of Poland, known in Poland as the September Campaign (Kampania wrześniowa) or the 1939 Defensive War (Wojna obronna 1939 roku), and in Germany as the Poland Campaign (Polenfeldzug) or Fall Weiss ("Case White"), was a joint invasion of Poland by Germany, the Soviet Union, the Free City of Danzig, and a small Slovak contingent that marked the beginning of World War II.
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Isotope
Isotopes are variants of a particular chemical element which differ in neutron number.
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John R. Dunning
John Ray Dunning (September 24, 1907 – August 25, 1975) was an American physicist who played key roles in the Manhattan Project that developed the first atomic bombs.
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Kaiser Wilhelm Society
The Kaiser Wilhelm Society for the Advancement of Science (German Kaiser-Wilhelm-Gesellschaft zur Förderung der Wissenschaften) was a German scientific institution established in the German Empire in 1911.
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Leo Szilard
Leo Szilard (Szilárd Leó; Leo Spitz until age 2; February 11, 1898 – May 30, 1964) was a Hungarian-German-American physicist and inventor.
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Lieutenant colonel (United States)
In the United States Army, U.S. Marine Corps, and U.S. Air Force, a lieutenant colonel is a field grade military officer rank just above the rank of major and just below the rank of colonel.
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Linus Pauling
Linus Carl Pauling (February 28, 1901 – August 19, 1994) was an American chemist, biochemist, peace activist, author, educator, and husband of American human rights activist Ava Helen Pauling.
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Lise Meitner
Lise Meitner (7 November 1878 – 27 October 1968) was an Austrian-Swedish physicist who worked on radioactivity and nuclear physics.
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Lithium
Lithium (from lit) is a chemical element with symbol Li and atomic number 3.
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Long Island
Long Island is a densely populated island off the East Coast of the United States, beginning at New York Harbor just 0.35 miles (0.56 km) from Manhattan Island and extending eastward into the Atlantic Ocean.
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Lyman James Briggs
Lyman James Briggs (May 7, 1874 – March 25, 1963) was an American engineer, physicist and administrator.
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Manhattan Project
The Manhattan Project was a research and development undertaking during World War II that produced the first nuclear weapons.
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MAUD Committee
The MAUD Committee was a British scientific working group formed during the Second World War.
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Monarchy of Belgium
The monarchy of Belgium is a constitutional, hereditary, and popular monarchy whose incumbent is titled the King or Queen of the Belgians (Koning(in) der Belgen, Roi / Reine des Belges, König(in) der Belgier) and serves as the country's head of state.
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National Defense Research Committee
The National Defense Research Committee (NDRC) was an organization created "to coordinate, supervise, and conduct scientific research on the problems underlying the development, production, and use of mechanisms and devices of warfare" in the United States from June 27, 1940, until June 28, 1941.
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National Institute of Standards and Technology
The National Institute of Standards and Technology (NIST) is one of the oldest physical science laboratories in the United States.
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Nature (journal)
Nature is a British multidisciplinary scientific journal, first published on 4 November 1869.
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Neutron
| magnetic_moment.
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Neutron capture
Neutron capture is a nuclear reaction in which an atomic nucleus and one or more neutrons collide and merge to form a heavier nucleus.
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Neutron moderator
In nuclear engineering, a neutron moderator is a medium that reduces the speed of fast neutrons, thereby turning them into thermal neutrons capable of sustaining a nuclear chain reaction involving uranium-235 or a similar fissile nuclide.
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Newsweek
Newsweek is an American weekly magazine founded in 1933.
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Niels Bohr
Niels Henrik David Bohr (7 October 1885 – 18 November 1962) was a Danish physicist who made foundational contributions to understanding atomic structure and quantum theory, for which he received the Nobel Prize in Physics in 1922.
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Nuclear chain reaction
A nuclear chain reaction occurs when one single nuclear reaction causes an average of one or more subsequent nuclear reactions, thus leading to the possibility of a self-propagating series of these reactions.
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Nuclear fission
In nuclear physics and nuclear chemistry, nuclear fission is either a nuclear reaction or a radioactive decay process in which the nucleus of an atom splits into smaller parts (lighter nuclei).
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Nuclear reactor
A nuclear reactor, formerly known as an atomic pile, is a device used to initiate and control a self-sustained nuclear chain reaction.
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Nuclear weapon
A nuclear weapon is an explosive device that derives its destructive force from nuclear reactions, either fission (fission bomb) or from a combination of fission and fusion reactions (thermonuclear bomb).
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Nuclear weapons of the United States
The United States was the first country to manufacture nuclear weapons and is the only country to have used them in combat, with the separate bombings of Hiroshima and Nagasaki in World War II.
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Office of Scientific Research and Development
The Office of Scientific Research and Development (OSRD) was an agency of the United States federal government created to coordinate scientific research for military purposes during World War II.
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Otto Hahn
Otto Hahn, (8 March 1879 – 28 July 1968) was a German chemist and pioneer in the fields of radioactivity and radiochemistry.
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Pacifism
Pacifism is opposition to war, militarism, or violence.
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President of the United States
The President of the United States (POTUS) is the head of state and head of government of the United States of America.
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Proton
| magnetic_moment.
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S-1 Executive Committee
The Uranium Committee was a committee of the National Defense Research Committee (NDRC) that succeeded the Advisory Committee on Uranium and later evolved into the S-1 Section of the Office of Scientific Research and Development (OSRD), when that organization absorbed the NDRC in June 1941, and the S-1 Executive Committee in June 1942.
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Shorthand
Shorthand is an abbreviated symbolic writing method that increases speed and brevity of writing as compared to longhand, a more common method of writing a language.
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Siegfried Flügge
Siegfried Flügge (16 March 1912, in Dresden – 15 December 1997, in Hinterzarten) was a German theoretical physicist and made contributions to nuclear physics and the theoretical basis for nuclear weapons.
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Szilárd petition
The Szilárd petition, drafted by scientist Leo Szilard, was signed by 70 scientists working on the Manhattan Project in Oak Ridge, Tennessee, and the Metallurgical Laboratory in Chicago, Illinois.
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The Science of Nature
The Science of Nature, formerly Naturwissenschaften, is a monthly peer-reviewed scientific journal published by Springer Science+Business Media covering all aspects of the natural sciences relating to questions of biological significance.
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United States Army Corps of Engineers
The United States Army Corps of Engineers (USACE) is a U.S. federal agency under the Department of Defense and a major Army command made up of some 37,000 civilian and military personnel, making it one of the world's largest public engineering, design, and construction management agencies.
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United States Department of State
The United States Department of State (DOS), often referred to as the State Department, is the United States federal executive department that advises the President and represents the country in international affairs and foreign policy issues.
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United States Navy
The United States Navy (USN) is the naval warfare service branch of the United States Armed Forces and one of the seven uniformed services of the United States.
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Uranium
Uranium is a chemical element with symbol U and atomic number 92.
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Uranium ore
Uranium ore deposits are economically recoverable concentrations of uranium within the Earth's crust.
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Uranium-235
Uranium-235 (235U) is an isotope of uranium making up about 0.72% of natural uranium.
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Uranium-238
Uranium-238 (238U or U-238) is the most common isotope of uranium found in nature, with a relative abundance of 99%.
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White House
The White House is the official residence and workplace of the President of the United States.
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World War II
World War II (often abbreviated to WWII or WW2), also known as the Second World War, was a global war that lasted from 1939 to 1945, although conflicts reflecting the ideological clash between what would become the Allied and Axis blocs began earlier.
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Redirects here:
Einstein letter, Einstein-Roosevelt letter, Einstein-Szilard letter, Einstein-Szilárd letter, Einstein–Szilard letter.
References
[1] https://en.wikipedia.org/wiki/Einstein–Szilárd_letter
