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185 relations: Alan Nunn May, Alfred O. C. Nier, Anagram, Archibald Hill, Arthur Compton, Atomic nucleus, Atomic number, Atomic spies, Barium, Battle of France, Belgian Congo, British intelligence agencies, Bulletin of the Atomic Scientists, Burlington House, C. F. Powell, Calutron, Cambridge Five, Carbon dioxide, Carnegie Institution for Science, Cavendish Laboratory, Centrifugation, Charles Drummond Ellis, Charles Howard, 20th Earl of Suffolk, Clarendon Laboratory, Combined Development Agency, Committee for the Scientific Survey of Air Defence, Committee of Imperial Defence, Corpus Christi College, Cambridge, Critical mass, Dahlem (Berlin), Deuxième Bureau, Edgar Sengier, Edwin McMillan, Effusion, Egon Bretscher, Einstein–Szilárd letter, Electronvolt, Enemy alien, Engelbert Broda, Enriched uranium, Eric Rideal, Ernest Lawrence, Ernle Chatfield, 1st Baron Chatfield, European theatre of World War II, Fission (biology), Fluid dynamics, Foreign and Commonwealth Office, Francis Perrin, Francis Simon, Franklin D. Roosevelt, ..., Frédéric Joliot-Curie, Frederick Lindemann, 1st Viscount Cherwell, Frisch–Peierls memorandum, Fritz Strassmann, G. I. Taylor, Gaseous diffusion, George Kistiakowsky, George Paget Thomson, German invasion of Denmark (1940), Graham's law, Graphite, H. G. Wells, Halifax Explosion, Hans von Halban, Hastings Ismay, 1st Baron Ismay, Heavy water, Heinrich Kühn, Heinz London, Henry Mond, 2nd Baron Melchett, Henry Tizard, Herbert Freundlich, HM Prison Wormwood Scrubs, HM Treasury, Igor Kurchatov, Imperial Chemical Industries, Isotope separation, James Bryant Conant, James Chadwick, John Anderson, 1st Viscount Waverley, John Archibald Wheeler, John Baird, 1st Viscount Stonehaven, John Cairncross, John Cockcroft, John Riley Holt, Joseph Rotblat, Joseph Stalin, K-25, Kenneth Pickthorn, Klaus Clusius, Klaus Fuchs, Kurt Mendelssohn, Lavrentiy Beria, Lawrence Berkeley National Laboratory, Lawrence Bragg, Lew Kowarski, Lise Meitner, Lord President of the Council, Lyman James Briggs, Major-general (United Kingdom), Manhattan Project, Margaret Gowing, Mark Oliphant, Master (college), Maurice Pryce, Melita Norwood, Member of parliament, Merle Tuve, Minister for Co-ordination of Defence, Minister of Aircraft Production, Minister of Economic Warfare, Molecular mass, Montreal Laboratory, Moses Blackman, National Academy of Sciences, Nature (journal), Nazi Germany, Neon, Neptunium, Neutron, Neutron reflector, Nevill Francis Mott, Nicholas Kemmer, Nicholas Kurti, Niels Bohr, NKVD, Nobel Prize in Physics, Norman Feather, Nuclear chain reaction, Nuclear cross section, Nuclear fallout, Nuclear fission, Nuclear reactor, Nuclear weapon, Office of Scientific Research and Development, Otto Hahn, Otto Robert Frisch, Patrick Blackett, Paul Dirac, Philip Abelson, Philip Burton Moon, Physical Review, Plutonium, Project Y, Quebec Agreement, Quebec Conference, 1943, Radar, Radium, Rudolf Peierls, S-1 Executive Committee, Samuel King Allison, Semi-empirical mass formula, Shake (unit), Smyth Report, Soviet atomic bomb project, Soviet Union, The Making of the Atomic Bomb, The World Set Free, Thermophoresis, Thomas Gerald Pickavance, Thorium, Tizard Mission, TNT, Tube Alloys, Union Minière du Haut Katanga, University of Birmingham, University of Bristol, University of Cambridge, University of Chicago, University of Liverpool, University of Oxford, Uranium, Uranium hexafluoride, Uranium ore, Uranium oxide, Uranium-233, Uranium-235, Uranium-238, Uranus, Vannevar Bush, Wallace Akers, Wilfrid Basil Mann, Will Spens, William Haworth, Windsor Castle, World War II. Expand index (135 more) »
Alan Nunn May
Alan Nunn May (2 May 1911 – 12 January 2003) was a British physicist, and a confessed and convicted Soviet spy, who supplied secrets of British and United States atomic research to the Soviet Union during World War II.
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Alfred O. C. Nier
Alfred Otto Carl Nier (May 28, 1911 – May 16, 1994) was an American physicist who pioneered the development of mass spectrometry.
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Anagram
An anagram is a word or phrase formed by rearranging the letters of a different word or phrase, typically using all the original letters exactly once.
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Archibald Hill
Archibald Vivian Hill (26 September 1886 – 3 June 1977), known as A. V. Hill, was an English physiologist, one of the founders of the diverse disciplines of biophysics and operations research.
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Arthur Compton
Arthur Holly Compton (September 10, 1892 – March 15, 1962) was an American physicist who won the Nobel Prize in Physics in 1927 for his 1923 discovery of the Compton effect, which demonstrated the particle nature of electromagnetic radiation.
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Atomic nucleus
The atomic nucleus is the small, dense region consisting of protons and neutrons at the center of an atom, discovered in 1911 by Ernest Rutherford based on the 1909 Geiger–Marsden gold foil experiment.
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Atomic number
The atomic number or proton number (symbol Z) of a chemical element is the number of protons found in the nucleus of an atom.
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Atomic spies
"Atomic spies" or "atom spies" were people in the United States, Great Britain, and Canada who are known to have illicitly given information about nuclear weapons production or design to the Soviet Union during World War II and the early Cold War.
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Barium
Barium is a chemical element with symbol Ba and atomic number 56.
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Battle of France
The Battle of France, also known as the Fall of France, was the German invasion of France and the Low Countries during the Second World War.
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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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British intelligence agencies
The Government of the United Kingdom maintains intelligence agencies within several different government departments.
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Bulletin of the Atomic Scientists
The Bulletin of the Atomic Scientists is a nontechnical academic journal, published by Taylor and Francis that covers global security and public policy issues related to the dangers posed by nuclear threats, weapons of mass destruction, climate change, and emerging technologies and biological hazards.
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Burlington House
Burlington House is a building on Piccadilly in Mayfair, London.
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C. F. Powell
Cecil Frank Powell, FRS (5 December 1903 – 9 August 1969) was an English physicist, and Nobel Prize in Physics laureate for his development of the photographic method of studying nuclear processes and for the resulting discovery of the pion (pi-meson), a subatomic particle.
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Calutron
A calutron is a mass spectrometer originally designed and used for separating the isotopes of uranium.
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Cambridge Five
The Cambridge Spy Ring was a ring of spies in the United Kingdom, who passed information to the Soviet Union during World War II and was active at least into the early 1950s.
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Carbon dioxide
Carbon dioxide (chemical formula) is a colorless gas with a density about 60% higher than that of dry air.
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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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Cavendish Laboratory
The Cavendish Laboratory is the Department of Physics at the University of Cambridge, and is part of the School of Physical Sciences.
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Centrifugation
Centrifugation is a technique which involves the application of centrifugal force to separate particles from a solution according to their size, shape, density, viscosity of the medium and rotor speed.
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Charles Drummond Ellis
Sir Charles Drummond Ellis (b.Hampstead, 11 August 1895; died Cookham 10 January 1980) was an English physicist and scientific administrator.
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Charles Howard, 20th Earl of Suffolk
Charles Henry George Howard, 20th Earl of Suffolk, 13th Earl of Berkshire, (2 March 1906 – 12 May 1941) was an English bomb disposal expert who was also an earl in the Peerage of England, belonging to the ancient Howard family.
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Clarendon Laboratory
The Clarendon Laboratory, located on Parks Road with the Science Area in Oxford, England (not to be confused with the Clarendon Building, also in Oxford), is part of the Department of Physics at Oxford University.
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Combined Development Agency
The Combined Development Agency (CDA), originally the Combined Development Trust (CDT), was a defense purchasing authority established in 1944 by the governments of the United States and the United Kingdom.
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Committee for the Scientific Survey of Air Defence
The Committee for the Scientific Survey of Air Defence (CSSAD), also known as the Tizard Committee after its chairman, Henry Tizard, was a pre-World War II scientific mission to study the needs of anti-aircraft warfare in the UK.
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Committee of Imperial Defence
The Committee of Imperial Defence was an important ad hoc part of the government of the United Kingdom and the British Empire from just after the Second Boer War until the start of the Second World War.
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Corpus Christi College, Cambridge
Corpus Christi College (full name: "The College of Corpus Christi and the Blessed Virgin Mary", often shortened to "Corpus", or previously "The Body") is a constituent college of the University of Cambridge.
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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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Dahlem (Berlin)
Dahlem is a locality of the Steglitz-Zehlendorf borough in southwestern Berlin.
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Deuxième Bureau
The Deuxième Bureau de l'État-major général ("Second Bureau of the General Staff") was France's external military intelligence agency from 1871 to 1940.
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Edgar Sengier
Edgar Edouard Bernard Sengier (9 October 1879 – 26 July 1963) was a Belgian businessman and director of the Union Minière du Haut Katanga (UMHK) mining company that operated in Belgian Congo during World War II.
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Edwin McMillan
Edwin Mattison McMillan (September 18, 1907 – September 7, 1991) was an American physicist and Nobel laureate credited with being the first-ever to produce a transuranium element, neptunium.
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Effusion
In physics and chemistry, effusion is the process in which a gas escapes through a hole of diameter considerably smaller than the mean free path of the molecules.
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Egon Bretscher
Egon Bretscher (1901–1973) was a Swiss-born British chemist and nuclear physicist and Head of the Nuclear Physics Division from 1948 to 1966 at the Atomic Energy Research Establishment, also known as Harwell Laboratory, in Harwell, United Kingdom.
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Einstein–Szilárd letter
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.
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Electronvolt
In physics, the electronvolt (symbol eV, also written electron-volt and electron volt) is a unit of energy equal to approximately joules (symbol J).
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Enemy alien
In customary international law, an enemy alien is any native, citizen, denizen or subject of any foreign nation or government with which a domestic nation or government is in conflict with and who are liable to be apprehended, restrained, secured and removed.
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Engelbert Broda
Engelbert Broda (29 August 1910 in Vienna – 26 October 1983 in Hainburg an der Donau) was an Austrian chemist and physicist suspected by some to have been a KGB spy code-named Eric, who could have been a main Soviet source of information on British and American nuclear research.
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Enriched uranium
Enriched uranium is a type of uranium in which the percent composition of uranium-235 has been increased through the process of isotope separation.
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Eric Rideal
Sir Eric Keightley Rideal, (11 April 1890 – 25 September 1974) rev., D. D. Eley, Oxford Dictionary of National Biography, Oxford University Press, 2004.
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Ernest Lawrence
Ernest Orlando Lawrence (August 8, 1901 – August 27, 1958) was a pioneering American nuclear scientist and winner of the Nobel Prize in Physics in 1939 for his invention of the cyclotron.
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Ernle Chatfield, 1st Baron Chatfield
Admiral of the Fleet Alfred Ernle Montacute Chatfield, 1st Baron Chatfield, (27 September 1873 – 15 November 1967) was a Royal Navy officer.
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European theatre of World War II
The European theatre of World War II, also known as the Second European War, was a huge area of heavy fighting across Europe, from Germany's and the Soviet Union's joint invasion of Poland in September 1939 until the end of the war with the Soviet Union conquering most of Eastern Europe along with the German unconditional surrender on 8 May 1945 (Victory in Europe Day).
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Fission (biology)
Fission, in biology, is the division of a single entity into two or more parts and the regeneration of those parts into separate entities resembling the original.
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Fluid dynamics
In physics and engineering, fluid dynamics is a subdiscipline of fluid mechanics that describes the flow of fluids - liquids and gases.
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Foreign and Commonwealth Office
The Foreign and Commonwealth Office (FCO), commonly called the Foreign Office, is a department of the Government of the United Kingdom.
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Francis Perrin
Francis Perrin (17 August 1901 – 4 July 1992) was a French physicist, the son of Nobel prize-winning physicist Jean Perrin.
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Francis Simon
Sir Francis Simon, (2 July 1893 – 31 October 1956), was a German and later British physical chemist and physicist who devised the gaseous diffusion method, and confirmed its feasibility, of separating the isotope Uranium-235 and thus made a major contribution to the creation of the atomic bomb.
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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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Frederick Lindemann, 1st Viscount Cherwell
Frederick Alexander Lindemann, 1st Viscount Cherwell, (5 April 18863 July 1957) was a British physicist and an influential scientific adviser to the British government from the early 1940s to the early 1950s, particularly to Winston Churchill.
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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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G. I. Taylor
Sir Geoffrey Ingram Taylor OM (7 March 1886 – 27 June 1975) was a British physicist and mathematician, and a major figure in fluid dynamics and wave theory.
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Gaseous diffusion
Gaseous diffusion is a technology used to produce enriched uranium by forcing gaseous uranium hexafluoride (UF6) through semipermeable membranes.
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George Kistiakowsky
George Bogdanovich Kistiakowsky (November 18, 1900 – December 7, 1982) (Георгій Богданович Кістяківський, Георгий Богданович Кистяковский) was a Ukrainian-American physical chemistry professor at Harvard who participated in the Manhattan Project and later served as President Dwight D. Eisenhower's Science Advisor.
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George Paget Thomson
Sir George Paget Thomson, FRS (3 May 1892 – 10 September 1975) was an English physicist and Nobel laureate in physics recognised for his discovery of the wave properties of the electron by electron diffraction.
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German invasion of Denmark (1940)
The German invasion of Denmark was the fighting that followed the German army crossing the Danish border on 9 April 1940 by land, sea and air.
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Graham's law
Graham's law of effusion (also called Graham's law of diffusion) was formulated by Scottish physical chemist Thomas Graham in 1848.
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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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H. G. Wells
Herbert George Wells.
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Halifax Explosion
The Halifax Explosion was a maritime disaster in Halifax, Nova Scotia, Canada, which happened on the morning of 6 December 1917.
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Hans von Halban
Hans Heinrich von Halban (24 January 1908 – 28 November 1964) was a French physicist, of Austrian-Jewish descent.
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Hastings Ismay, 1st Baron Ismay
General Hastings Lionel Ismay, 1st Baron Ismay, (21 June 1887 – 17 December 1965), nicknamed Pug, was a British Indian Army officer and diplomat, remembered primarily for his role as Winston Churchill's chief military assistant during the Second World War and his service as the first Secretary General of NATO from 1952 to 1957.
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Heavy water
Heavy water (deuterium oxide) is a form of water that contains a larger than normal amount of the hydrogen isotope deuterium (or D, also known as heavy hydrogen), rather than the common hydrogen-1 isotope (or H, also called protium) that makes up most of the hydrogen in normal water.
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Heinrich Kühn
Carl Christian Heinrich Kühn (25 February 1866 in Dresden – 14 September 1944 in Birgitz) was an Austrian–German photographer and photography pioneer.
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Heinz London
Heinz London (Bonn, Germany 7 November 1907 – 3 August 1970) was a German – British Physicist.
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Henry Mond, 2nd Baron Melchett
Henry Ludwig Mond, 2nd Baron Melchett (10 May 1898 – 22 January 1949) was a British politician, industrialist and financier.
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Henry Tizard
Sir Henry Thomas Tizard (23 August 1885 – 9 October 1959) was an English chemist, inventor and Rector of Imperial College, who developed the modern "octane rating" used to classify petrol, helped develop radar in World War II, and led the first serious studies of UFOs.
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Herbert Freundlich
Herbert Max Finlay Freundlich (28 January 1880 in Charlottenburg – 30 March 1941 in Minneapolis) was a German chemist.
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HM Prison Wormwood Scrubs
HM Prison Wormwood Scrubs (informally "The Scrubs") is a Category B men's prison located in the Wormwood Scrubs area of the London Borough of Hammersmith and Fulham, in inner West London, England.
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HM Treasury
Her Majesty's Treasury (HM Treasury), sometimes referred to as the Exchequer, or more informally the Treasury, is the British government department responsible for developing and executing the government's public finance policy and economic policy.
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Igor Kurchatov
Igor Vasilyevich Kurchatov (И́горь Васи́льевич Курча́тов; 8(21) January 1903 – 7 February 1960), was a Soviet nuclear physicist who is widely known as the director of the Soviet atomic bomb project.
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Imperial Chemical Industries
Imperial Chemical Industries (ICI) was a British chemical company and was, for much of its history, the largest manufacturer in Britain.
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Isotope separation
Isotope separation is the process of concentrating specific isotopes of a chemical element by removing other isotopes.
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James Bryant Conant
James Bryant Conant (March 26, 1893 – February 11, 1978) was an American chemist, a transformative President of Harvard University, and the first U.S. Ambassador to West Germany.
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James Chadwick
Sir James Chadwick, (20 October 1891 – 24 July 1974) was an English physicist who was awarded the 1935 Nobel Prize in Physics for his discovery of the neutron in 1932.
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John Anderson, 1st Viscount Waverley
John Anderson, 1st Viscount Waverley, (8 July 1882 – 4 January 1958) was a British civil servant and politician who is best known for his service in the Cabinet during the Second World War, for which he was nicknamed the "Home Front Prime Minister".
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John Archibald Wheeler
John Archibald Wheeler (July 9, 1911 – April 13, 2008) was an American theoretical physicist.
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John Baird, 1st Viscount Stonehaven
John Lawrence Baird, Viscount Stonehaven, (27 April 1874 – 20 August 1941) was a British politician who served as the eighth Governor-General of Australia, in office from 1925 to 1930.
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John Cairncross
John Cairncross (25 July 1913 – 8 October 1995) was a British civil servant who became an intelligence officer and spy during the Second World War.
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John Cockcroft
Sir John Douglas Cockcroft, (27 May 1897 – 18 September 1967) was a British physicist who shared the Nobel Prize in Physics in 1951 for splitting the atomic nucleus with Ernest Walton, and was instrumental in the development of nuclear power.
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John Riley Holt
John Riley Holt, FRS (15 February 1918 – 6 January 2009) was an English experimental physicist who played a part in the development of the atom bomb and later became one of the pioneers of elementary particle physics research.
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Joseph Rotblat
Sir Joseph Rotblat (4 November 1908 – 31 August 2005) was a Polish physicist, a self-described "Pole with a British passport".
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Joseph Stalin
Joseph Vissarionovich Stalin (18 December 1878 – 5 March 1953) was a Soviet revolutionary and politician of Georgian nationality.
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K-25
K-25 was the codename given by the Manhattan Project to the program to produce enriched uranium for atomic bombs using the gaseous diffusion method.
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Kenneth Pickthorn
Sir Kenneth William Murray Pickthorn, 1st Baronet, PC (23 April 1892 – 12 November 1975) was a British academic and politician.
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Klaus Clusius
Klaus Paul Alfred Clusius (19 March 1903 – 28 May 1963) was a German physical chemist from Breslau (Wrocław), Silesia.
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Klaus Fuchs
Emil Julius Klaus Fuchs (29 December 1911 – 28 January 1988) was a German theoretical physicist and atomic spy who, in 1950, was convicted of supplying information from the American, British, and Canadian Manhattan Project to the Soviet Union during and shortly after the Second World War.
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Kurt Mendelssohn
Kurt Alfred Georg Mendelssohn FRS (7 January 1906 – 18 September 1980) was a German-born British medical physicist, elected a Fellow of the Royal Society 1951.
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Lavrentiy Beria
Lavrentiy Pavlovich Beria (p; tr,; 29 March 1899 – 23 December 1953) was a Soviet politician, Marshal of the Soviet Union and state security administrator, chief of the Soviet security and secret police apparatus (NKVD) under Joseph Stalin during World War II, and promoted to deputy premier under Stalin from 1941.
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Lawrence Berkeley National Laboratory
Lawrence Berkeley National Laboratory (LBNL), commonly referred to as Berkeley Lab, is a United States national laboratory located in the Berkeley Hills near Berkeley, California that conducts scientific research on behalf of the United States Department of Energy (DOE).
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Lawrence Bragg
Sir William Lawrence Bragg, (31 March 1890 – 1 July 1971) was an Australian-born British physicist and X-ray crystallographer, discoverer (1912) of Bragg's law of X-ray diffraction, which is basic for the determination of crystal structure.
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Lew Kowarski
Lew Kowarski (10 February 1907, Saint Petersburg – 30 July 1979, Geneva) was a naturalized French physicist.
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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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Lord President of the Council
The Lord President of the Council is the fourth of the Great Officers of State of the United Kingdom, ranking below the Lord High Treasurer but above the Lord Privy Seal.
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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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Major-general (United Kingdom)
Major general (Maj Gen), is a "two-star" rank in the British Army and Royal Marines.
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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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Margaret Gowing
Margaret Mary Gowing, (26 April 1921 – 7 November 1998) was an English historian.
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Mark Oliphant
Sir Marcus Laurence Elwin "Mark" Oliphant (8 October 1901 – 14 July 2000) was an Australian physicist and humanitarian who played an important role in the first experimental demonstration of nuclear fusion and also the development of nuclear weapons.
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Master (college)
A Master (more generically called a Head of House or Head of College) is the head or senior member of a college within a collegiate university, principally in the United Kingdom.
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Maurice Pryce
Maurice Henry Lecorney Pryce (24 January 1913 – 24 July 2003) was a British physicist.
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Melita Norwood
Melita Stedman Norwood (née Sirnis) (25 March 1912 – 2 June 2005) was a British civil servant and KGB intelligence source who, for a period of about 40 years following her recruitment in 1937, supplied the KGB (and its predecessor agencies) with state secrets from her job at the British Non-Ferrous Metals Research Association.
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Member of parliament
A member of parliament (MP) is the representative of the voters to a parliament.
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Merle Tuve
Merle Anthony Tuve (June 27, 1901 – May 20, 1982) was an American geophysicist who was the founding director of the Johns Hopkins University Applied Physics Laboratory.
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Minister for Co-ordination of Defence
The position of Minister for Coordination of Defence was a British Cabinet-level position established in 1936 to oversee and co-ordinate the rearmament of Britain's defences.
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Minister of Aircraft Production
The Minister of Aircraft Production was the British government position in charge of the Ministry of Aircraft Production, one of the specialised supply ministries set up by the British Government during World War II.
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Minister of Economic Warfare
The Minister of Economic Warfare was a British government position which existed during the Second World War.
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Molecular mass
Relative Molecular mass or molecular weight is the mass of a molecule.
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Montreal Laboratory
The Montreal Laboratory in Montreal, Quebec, Canada, was established by the National Research Council of Canada during World War II to undertake nuclear research in collaboration with the United Kingdom, and to absorb some of the scientists and work of the Tube Alloys nuclear project in Britain.
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Moses Blackman
Moses Blackman FRS (6 December 1908 – 3 June 1983) was a South African-born British crystallographer.
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National Academy of Sciences
The National Academy of Sciences (NAS) is a United States nonprofit, non-governmental organization.
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Nature (journal)
Nature is a British multidisciplinary scientific journal, first published on 4 November 1869.
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Nazi Germany
Nazi Germany is the common English name for the period in German history from 1933 to 1945, when Germany was under the dictatorship of Adolf Hitler through the Nazi Party (NSDAP).
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Neon
Neon is a chemical element with symbol Ne and atomic number 10.
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Neptunium
Neptunium is a chemical element with symbol Np and atomic number 93.
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Neutron
| magnetic_moment.
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Neutron reflector
A neutron reflector is any material that reflects neutrons.
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Nevill Francis Mott
Sir Nevill Francis Mott (30 September 1905 – 8 August 1996) was a British physicist who won the Nobel Prize for Physics in 1977 for his work on the electronic structure of magnetic and disordered systems, especially amorphous semiconductors.
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Nicholas Kemmer
Prof Nicholas Kemmer, FRS FRSE (7 December 1911 – 21 October 1998), was a Russian-born nuclear physicist working in Britain, who played an integral and leading edge role in United Kingdom's nuclear programme, and was known as a mentor of Abdus Salam – a Nobel laureate in physics.
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Nicholas Kurti
Nicholas Kurti, (Kürti Miklós) (14 May 1908 – 24 November 1998) was a Hungarian-born physicist who lived in Oxford, UK, for most of his life.
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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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NKVD
The People's Commissariat for Internal Affairs (Народный комиссариат внутренних дел, Narodnyy Komissariat Vnutrennikh Del), abbreviated NKVD (НКВД), was the interior ministry of the Soviet Union.
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Nobel Prize in Physics
The Nobel Prize in Physics (Nobelpriset i fysik) is a yearly award given by the Royal Swedish Academy of Sciences for those who conferred the most outstanding contributions for mankind in the field of physics.
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Norman Feather
Norman Feather FRS FRSE PRSE (16 November 1904, Pecket Well, Yorkshire – 14 August 1978, Christie Hospital, Manchester), was an English nuclear physicist.
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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 cross section
The nuclear cross section of a nucleus is used to characterize the probability that a nuclear reaction will occur.
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Nuclear fallout
Nuclear fallout, or simply fallout, is the residual radioactive material propelled into the upper atmosphere following a nuclear blast, so called because it "falls out" of the sky after the explosion and the shock wave have passed.
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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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Otto Robert Frisch
Otto Robert Frisch FRS (1 October 1904 – 22 September 1979) was an Austrian-British physicist.
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Patrick Blackett
Patrick Maynard Stuart Blackett, Baron Blackett (18 November 1897 – 13 July 1974) was a British experimental physicist known for his work on cloud chambers, cosmic rays, and paleomagnetism, winning the Nobel Prize for Physics in 1948.
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Paul Dirac
Paul Adrien Maurice Dirac (8 August 1902 – 20 October 1984) was an English theoretical physicist who is regarded as one of the most significant physicists of the 20th century.
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Philip Abelson
Philip Hauge Abelson (April 27, 1913 – August 1, 2004) was an American physicist, a scientific editor, and a science writer.
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Philip Burton Moon
Philip Burton Moon FRS (17 May 1907 – 9 October 1994) was a British nuclear physicist.
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Physical Review
Physical Review is an American peer-reviewed scientific journal established in 1893 by Edward Nichols.
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Plutonium
Plutonium is a radioactive chemical element with symbol Pu and atomic number 94.
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Project Y
The Los Alamos Laboratory, also known as Project Y, was a secret laboratory established by the Manhattan Project and operated by the University of California during World War II.
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Quebec Agreement
The Quebec Agreement was an agreement between the United Kingdom and the United States outlining the terms for the coordinated development of the science and engineering related to nuclear energy, and, specifically nuclear weapons.
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Quebec Conference, 1943
The First Quebec Conference (codenamed "QUADRANT") was a highly secret military conference held during World War II between the British, Canadian and United States governments.
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Radar
Radar is an object-detection system that uses radio waves to determine the range, angle, or velocity of objects.
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Radium
Radium is a chemical element with symbol Ra and atomic number 88.
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Rudolf Peierls
Sir Rudolf Ernst Peierls, (5 June 1907 – 19 September 1995) was a German-born British physicist who played a major role in the Manhattan Project and Tube Alloys, Britain's nuclear programme.
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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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Samuel King Allison
Samuel King Allison (November 13, 1900 – September 15, 1965) was an American physicist, most notable for his role in the Manhattan Project, for which he was awarded the Medal for Merit.
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Semi-empirical mass formula
In nuclear physics, the semi-empirical mass formula (SEMF) (sometimes also called Weizsäcker's formula, or the Bethe–Weizsäcker formula, or the Bethe–Weizsäcker mass formula to distinguish it from the Bethe–Weizsäcker process) is used to approximate the mass and various other properties of an atomic nucleus from its number of protons and neutrons.
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Shake (unit)
A shake is an informal unit of time equal to 10 nanoseconds, or 10−8 seconds.
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Smyth Report
The Smyth Report is the common name of an administrative history written by American physicist Henry DeWolf Smyth about the Manhattan Project, the Allied effort to develop atomic bombs during World War II.
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Soviet atomic bomb project
The Soviet atomic bomb project (Russian: Советский проект атомной бомбы, Sovetskiy proyekt atomnoy bomby) was the classified research and development program that was authorized by Joseph Stalin in the Soviet Union to develop nuclear weapons during World War II.
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Soviet Union
The Soviet Union, officially the Union of Soviet Socialist Republics (USSR) was a socialist state in Eurasia that existed from 1922 to 1991.
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The Making of the Atomic Bomb
The Making of the Atomic Bomb is a contemporary history book written by the American journalist and historian Richard Rhodes, first published by Simon & Schuster in 1987.
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The World Set Free
The World Set Free is a novel written in 1913 and published in 1914 by H. G. Wells.
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Thermophoresis
Thermophoresis (also thermomigration, thermodiffusion, the Soret effect, or the Ludwig–Soret effect) is a phenomenon observed in mixtures of mobile particles where the different particle types exhibit different responses to the force of a temperature gradient.
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Thomas Gerald Pickavance
Thomas Gerald Pickavance (19 October 1915 – 12 November 1991) was a British nuclear physicist who was a leading authority on the design and use of particle accelerators.
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Thorium
Thorium is a weakly radioactive metallic chemical element with symbol Th and atomic number 90.
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Tizard Mission
The Tizard Mission, officially the British Technical and Scientific Mission, was a British delegation that visited the United States during the Second World War in order to obtain the industrial resources to exploit the military potential of the research and development (R&D) work completed by the UK up to the beginning of World War II, but that Britain itself could not exploit due to the immediate requirements of war-related production.
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TNT
Trinitrotoluene (TNT), or more specifically 2,4,6-trinitrotoluene, is a chemical compound with the formula C6H2(NO2)3CH3.
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Tube Alloys
Tube Alloys was a code name of the clandestine research and development programme, authorised by the United Kingdom, with participation from Canada, to develop nuclear weapons during the Second World War.
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Union Minière du Haut Katanga
The Union Minière du Haut-Katanga (French; "Mining Union of Upper Katanga"), often abbreviated to Union Minière or UMHK, was a Belgian mining company which operated in the former Congo Free State and Belgian Congo between 1906 and 1966.
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University of Birmingham
The University of Birmingham (informally Birmingham University) is a public research university located in Edgbaston, Birmingham, United Kingdom.
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University of Bristol
The University of Bristol (simply referred to as Bristol University and abbreviated as Bris. in post-nominal letters, or UoB) is a red brick research university located in Bristol, United Kingdom.
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University of Cambridge
The University of Cambridge (informally Cambridge University)The corporate title of the university is The Chancellor, Masters, and Scholars of the University of Cambridge.
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University of Chicago
The University of Chicago (UChicago, U of C, or Chicago) is a private, non-profit research university in Chicago, Illinois.
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University of Liverpool
The University of Liverpool is a public university based in the city of Liverpool, England.
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University of Oxford
The University of Oxford (formally The Chancellor Masters and Scholars of the University of Oxford) is a collegiate research university located in Oxford, England.
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Uranium
Uranium is a chemical element with symbol U and atomic number 92.
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Uranium hexafluoride
Uranium hexafluoride, referred to as "hex" in the nuclear industry, is a compound used in the uranium enrichment process that produces fuel for nuclear reactors and nuclear weapons.
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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 oxide
Uranium oxide is an oxide of the element uranium.
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Uranium-233
Uranium-233 is a fissile isotope of uranium that is bred from thorium-232 as part of the thorium fuel cycle.
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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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Uranus
Uranus is the seventh planet from the Sun.
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Vannevar Bush
Vannevar Bush (March 11, 1890 – June 28, 1974) was an American engineer, inventor and science administrator, who during World War II headed the U.S. Office of Scientific Research and Development (OSRD), through which almost all wartime military R&D was carried out, including initiation and early administration of the Manhattan Project.
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Wallace Akers
Sir Wallace Alan Akers (9 September 1888 – 1 November 1954) was a British chemist and industrialist.
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Wilfrid Basil Mann
Wilfrid Basil Mann (4 August 1908 – 29 March 2001) was a radionuclide metrologist.
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Will Spens
Sir William Spens, CBE was an eminent educationalist in the mid twentieth century, academic and Master of Corpus Christi College, Cambridge.
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William Haworth
Sir William Crawford Haworth (15 April 1905 – 1 December 1984) was an Australian politician.
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Windsor Castle
Windsor Castle is a royal residence at Windsor in the English county of Berkshire.
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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:
MAUD Report of 1940, MAUD report, Maud Committee.
References
[1] https://en.wikipedia.org/wiki/MAUD_Committee
