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Einstein–Szilárd letter and Manhattan Project

Shortcuts: Differences, Similarities, Jaccard Similarity Coefficient, References.

Difference between Einstein–Szilárd letter and Manhattan Project

Einstein–Szilárd letter vs. Manhattan Project

The Einstein–Szilárd letter was a letter written by Leó Szilárd and signed by Albert Einstein that was sent to the United States President Franklin D. Roosevelt on August 2, 1939. The Manhattan Project was a research and development undertaking during World War II that produced the first nuclear weapons.

Similarities between Einstein–Szilárd letter and Manhattan Project

Einstein–Szilárd letter and Manhattan Project have 44 things in common (in Unionpedia): Albert Einstein, Belgian Congo, Brigadier general (United States), Carl Friedrich von Weizsäcker, Carnegie Institution for Science, Columbia University, Critical mass, Edward Teller, Enrico Fermi, Eugene Wigner, Franklin D. Roosevelt, Frédéric Joliot-Curie, Frisch–Peierls memorandum, Fritz Strassmann, George B. Pegram, Graphite, Isotope, John R. Dunning, Leo Szilard, Lieutenant colonel (United States), Lise Meitner, Lyman James Briggs, MAUD Committee, National Defense Research Committee, National Institute of Standards and Technology, Neutron, Neutron moderator, Niels Bohr, Nuclear chain reaction, Nuclear fission, ..., Nuclear reactor, Nuclear weapon, Office of Scientific Research and Development, Otto Hahn, President of the United States, S-1 Executive Committee, Szilárd petition, United States Army Corps of Engineers, United States Department of State, Uranium, Uranium ore, Uranium-235, Uranium-238, World War II. Expand index (14 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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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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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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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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Critical mass

A critical mass is the smallest amount of fissile material needed for a sustained nuclear chain reaction.

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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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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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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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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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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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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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Lyman James Briggs

Lyman James Briggs (May 7, 1874 – March 25, 1963) was an American engineer, physicist and administrator.

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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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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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Neutron

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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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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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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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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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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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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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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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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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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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The list above answers the following questions

Einstein–Szilárd letter and Manhattan Project Comparison

Einstein–Szilárd letter has 78 relations, while Manhattan Project has 537. As they have in common 44, the Jaccard index is 7.15% = 44 / (78 + 537).

References

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