78 relations: Alpha Magnetic Spectrometer, American Astronomical Society, Annihilation, Antimatter, Antiparticle, Atomic mass unit, Baryon asymmetry, Becquerel, Beta decay, Beta particle, California Institute of Technology, Carl David Anderson, Chung-Yao Chao, Cloud chamber, Cosmic ray, Cosmos (magazine), CP violation, Dark matter, Dirac equation, Dirac sea, Dmitri Skobeltsyn, Electric charge, Electromagnetism, Electron, Electron–positron annihilation, Electronvolt, Elementary charge, Elementary particle, Ernst Stueckelberg, Fermion, Flux, Frédéric Joliot-Curie, Gamma ray, Gravity, International Space Station, Irène Joliot-Curie, J. Robert Oppenheimer, John Archibald Wheeler, Lawrence Livermore National Laboratory, Lepton, List of particles, Mass-to-charge ratio, MSNBC, NASA, National Geographic Society, National Institute of Standards and Technology, Neutrino, Nuclear medicine, One-electron universe, Oxford University Press, ..., Pair production, Particle accelerator, Paul Dirac, Photon, Physical Review, Positron annihilation spectroscopy, Positron emission, Positron emission tomography, Positronic brain, Positronium, Potassium-40, Primordial nuclide, Proton, Radioactive decay, Radionuclide, Reviews of Modern Physics, Richard Feynman, Special relativity, Speed of light, Spin (physics), St. Olaf College, STS-91, Thunderstorm, Van Allen radiation belt, Weak interaction, World line, Yoichiro Nambu, Zeeman effect. Expand index (28 more) » « Shrink index
The Alpha Magnetic Spectrometer, also designated AMS-02, is a particle physics experiment module that is mounted on the International Space Station.
The American Astronomical Society (AAS, sometimes spoken as "double-A-S") is an American society of professional astronomers and other interested individuals, headquartered in Washington, DC.
Annihilation is defined as "total destruction" or "complete obliteration" of an object; having its root in the Latin nihil (nothing).
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In particle physics, antimatter is material composed of antiparticles, which have the same mass as particles of ordinary matter but opposite charges, as well as other particle properties such as lepton and baryon numbers and quantum spin.
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Corresponding to most kinds of particles, there is an associated antimatter antiparticle with the same mass and opposite charge (including electric charge).
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The unified atomic mass unit (symbol: u) or dalton (symbol: Da) is the standard unit that is used for indicating mass on an atomic or molecular scale (atomic mass).
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The baryon asymmetry problem in physics refers to the fact that there is an imbalance in baryonic matter and antibaryonic matter in the observable universe.
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The becquerel (symbol Bq) (pronounced) is the SI derived unit of radioactivity.
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In nuclear physics, beta decay (β-decay) is a type of radioactive decay in which a proton is transformed into a neutron, or vice versa, inside an atomic nucleus.
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Beta particles are high-energy, high-speed electrons or positrons emitted by certain types of radioactive nuclei, such as potassium-40.
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The California Institute of Technology or CaltechThe university itself only spells its short form as "Caltech"; other spellings such as.
Carl David Anderson (September 3, 1905 – January 11, 1991) was an American physicist.
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Chung-Yao Chao (27 June 1902 – 28 May 1998) was a Chinese physicist.
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The cloud chamber, also known as the Wilson chamber, is a particle detector used for detecting ionizing radiation.
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Cosmic rays are immensely high-energy radiation, mainly originating outside the Solar System.
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COSMOS is a science magazine produced in Australia with a global outlook and literary ambitions.
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In particle physics, CP violation (CP standing for charge parity) is a violation of the postulated CP-symmetry (or charge conjugation parity symmetry): the combination of C-symmetry (charge conjugation symmetry) and P-symmetry (parity symmetry).
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Dark matter is a hypothetical kind of matter that cannot be seen with telescopes but would account for most of the matter in the universe.
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In particle physics, the Dirac equation is a relativistic wave equation derived by British physicist Paul Dirac in 1928.
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The Dirac sea is a theoretical model of the vacuum as an infinite sea of particles with negative energy.
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Dmitri Vladimirovich Skobeltsyn (Дмитрий Владимирович Скобельцын) (born November 24, 1892, Saint Petersburg – November 16, 1990) was a Soviet physicist, academician of the Soviet Academy of Sciences (1946), Hero of Socialist Labor (1969).
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Electric charge is the physical property of matter that causes it to experience a force when placed in an electromagnetic field.
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Electromagnetism is a branch of physics which involves the study of the electromagnetic force, a type of physical interaction that occurs between electrically charged particles.
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The electron is a subatomic particle, symbol or, with a negative elementary electric charge.
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Electron–positron annihilation occurs when an electron and a positron (the electron's antiparticle) collide.
In physics, the electronvolt (symbol eV; also written electron volt) is a unit of energy equal to approximately 160 zeptojoules (symbol zJ) or joules (symbol J).
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The elementary charge, usually denoted as or sometimes, is the electric charge carried by a single proton, or equivalently, the negation (opposite) of the electric charge carried by a single electron.
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In particle physics, an elementary particle or fundamental particle is a particle whose substructure is unknown, thus it is unknown whether it is composed of other particles.
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Ernst Carl Gerlach Stueckelberg (February 1, 1905 – September 4, 1984) was a Swiss mathematician and physicist, regarded as one of the most eminent physicists of the 20th century.
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In particle physics, a fermion (a name coined by Paul Dirac from the surname of Enrico Fermi) is any particle characterized by Fermi–Dirac statistics.
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In the various subfields of physics, there exist two common usages of the term flux, each with rigorous mathematical frameworks.
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Jean Frédéric Joliot-Curie (19 March 1900 – 14 August 1958), born Jean Frédéric Joliot, was a French physicist, husband of Irène Joliot-Curie and Nobel laureate.
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Gamma radiation, also known as gamma rays, and denoted by the Greek letter γ, refers to electromagnetic radiation of an extremely high frequency and therefore consists of high-energy photons.
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Gravity or gravitation is a natural phenomenon by which all things with mass are brought towards (or 'gravitate' towards) one another including stars, planets, galaxies and even light and sub-atomic particles.
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The International Space Station (ISS) is a space station, or a habitable artificial satellite, in low Earth orbit.
Irène Joliot-Curie (12 September 1897 – 17 March 1956) was a French scientist, the daughter of Marie Skłodowska-Curie and Pierre Curie and the wife of Frédéric Joliot-Curie.
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Julius Robert Oppenheimer (April 22, 1904 – February 18, 1967) was an American theoretical physicist and professor of physics at the University of California, Berkeley.
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John Archibald Wheeler (July 9, 1911 – April 13, 2008) was an American theoretical physicist.
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Lawrence Livermore National Laboratory (LLNL) is a federal research facility in Livermore, California, founded by the University of California in 1952.
A lepton is an elementary, half-integer spin (spin) particle that does not undergo strong interactions, but is subject to the Pauli exclusion principle.
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This is a list of the different types of particles found or believed to exist in the whole of the universe.
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The mass-to-charge ratio (m/Q) is a physical quantity that is most widely used in the electrodynamics of charged particles, e.g. in electron optics and ion optics.
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MSNBC is an American basic cable and satellite television network that provides news coverage and political opinion on current events.
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The National Aeronautics and Space Administration (NASA) is the United States government agency responsible for the civilian space program as well as aeronautics and aerospace research.
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The National Geographic Society (NGS), headquartered in Washington, D.C. in the United States of America, is one of the largest nonprofit scientific and educational institutions in the world.
The National Institute of Standards and Technology (NIST), known between 1901 and 1988 as the National Bureau of Standards (NBS), is a measurement standards laboratory, also known as a National Metrological Institute (NMI), which is a non-regulatory agency of the United States Department of Commerce.
A neutrino (or, in Italian) is an electrically neutral elementary particle with half-integer spin.
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Nuclear medicine is a medical specialty involving the application of radioactive substances in the diagnosis and treatment of disease.
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The one-electron universe postulate, proposed by John Wheeler in a telephone call to Richard Feynman in the spring of 1940, states that all electrons and positrons are actually manifestations of a single entity moving backwards and forwards in time.
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Oxford University Press (OUP) is the largest university press in the world, and the second-oldest, after Cambridge University Press.
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Pair production is the creation of an elementary particle and its antiparticle, for example creating an electron and positron, a muon and antimuon, or a proton and antiproton.
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A particle accelerator is a device that uses electromagnetic fields to propel charged particles to high speeds and to contain them in well-defined beams.
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Paul Adrien Maurice Dirac (8 August 1902 – 20 October 1984) was an English theoretical physicist who made fundamental contributions to the early development of both quantum mechanics and quantum electrodynamics.
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Physical Review is an American peer-reviewed scientific journal established in 1893 by Edward Nichols.
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Positron annihilation spectroscopy (PAS) or sometimes specifically referred to as Positron annihilation lifetime spectroscopy (PALS) is a non-destructive spectroscopy technique to study voids and defects in solids.
Positron emission or beta plus decay (β+ decay) is a particular type of radioactive decay and a subtype of beta decay, in which a proton inside a radionuclide nucleus is converted into a neutron while releasing a positron and an electron neutrino (νe).
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Positron emission tomography (PET) is a nuclear medicine, functional imaging technique that produces a three-dimensional image of functional processes in the body.
A positronic brain is a fictional technological device, originally conceived by science fiction writer Isaac Asimov (1920–1992).
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Positronium (Ps) is a system consisting of an electron and its anti-particle, a positron, bound together into an exotic atom, specifically an onium.
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Potassium-40 (40K) is a radioactive isotope of potassium which has a very long half-life of 1.251 years.
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In geochemistry and geonuclear physics, primordial nuclides, also known as primordial isotopes, are nuclides found on the Earth that have existed in their current form since before Earth was formed.
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Radioactive decay, also known as nuclear decay or radioactivity, is the process by which a nucleus of an unstable atom loses energy by emitting radiation.
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A radionuclide (radioactive nuclide, radioisotope or radioactive isotope) is an atom that has excess nuclear energy, making it unstable.
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Reviews of Modern Physics is a quarterly peer-reviewed scientific journal published by the American Physical Society.
Richard Phillips Feynman, (May 11, 1918 – February 15, 1988) was an American theoretical physicist known for his work in the path integral formulation of quantum mechanics, the theory of quantum electrodynamics, and the physics of the superfluidity of supercooled liquid helium, as well as in particle physics for which he proposed the parton model.
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In physics, special relativity (SR, also known as the special theory of relativity or STR) is the generally accepted physical theory regarding the relationship between space and time.
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The speed of light in vacuum, commonly denoted, is a universal physical constant important in many areas of physics.
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In quantum mechanics and particle physics, spin is an intrinsic form of angular momentum carried by elementary particles, composite particles (hadrons), and atomic nuclei.
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STS-91 was the final Space Shuttle mission to the Mir space station.
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A thunderstorm, also known as an electrical storm, a lightning storm, or a thundershower, is a type of storm characterized by the presence of lightning and its acoustic effect on the Earth's atmosphere known as thunder.
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A radiation belt is a layer of energetic charged particles that is held in place around a magnetized planet, such as the Earth, by the planet's magnetic field.
In particle physics, the weak interaction is the mechanism responsible for the weak force or weak nuclear force, one of the four known fundamental interactions of nature, alongside the strong interaction, electromagnetism, and gravitation.
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In physics, the world line of an object is the path of that object in 4-dimensional spacetime, tracing the history of its location in space at each instant in time.
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was a Japanese-born American physicist, a professor at the University of Chicago.
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The Zeeman effect, named after the Dutch physicist Pieter Zeeman, is the effect of splitting a spectral line into several components in the presence of a static magnetic field.
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