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Electron–positron annihilation

Index Electron–positron annihilation

Electron–positron annihilation occurs when an electron and a positron (the electron's antiparticle) collide. [1]

49 relations: Angular Correlation of Electron Positron Annihilation Radiation, Angular momentum, Annihilation, Antiparticle, B meson, Bhabha scattering, C parity, Center-of-momentum frame, Charge conservation, Conservation law, Crystallographic defect, D meson, Elastic scattering, Electric charge, Electromagnetism, Electron, Electronic band structure, Energy, Fermi surface, Frame of reference, Fundamental interaction, Gamma ray, Higgs boson, International Linear Collider, Invariant mass, John Wiley & Sons, Kinetic energy, Lepton number, List of particles, Meitner–Hupfeld effect, Metal, Momentum, Neutrino, Pair production, Particle accelerator, Photon, Photon energy, Physical Review, Positron, Positron annihilation spectroscopy, Positron emission tomography, Positronium, Probability amplitude, Quantum field theory, Reviews of Modern Physics, Scientific American, Two-photon physics, W and Z bosons, Weak interaction.

Angular Correlation of Electron Positron Annihilation Radiation

Angular Correlation of Electron Positron Annihilation Radiation (ACAR or ACPAR) is a technique of solid state physics to investigate the electronic structure of metals.

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Angular momentum

In physics, angular momentum (rarely, moment of momentum or rotational momentum) is the rotational equivalent of linear momentum.

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Annihilation

In particle physics, annihilation is the process that occurs when a subatomic particle collides with its respective antiparticle to produce other particles, such as an electron colliding with a positron to produce two photons.

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Antiparticle

In particle physics, every type of particle has an associated antiparticle with the same mass but with opposite physical charges (such as electric charge).

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B meson

In particle physics, B mesons are mesons composed of a bottom antiquark and either an up, down, strange or charm quark.

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Bhabha scattering

In quantum electrodynamics, Bhabha scattering is the electron-positron scattering process: There are two leading-order Feynman diagrams contributing to this interaction: an annihilation process and a scattering process.

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C parity

In physics, the C parity or charge parity is a multiplicative quantum number of some particles that describes their behavior under the symmetry operation of charge conjugation.

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Center-of-momentum frame

In physics, the center-of-momentum frame (also zero-momentum frame or COM frame) of a system is the unique (up to velocity but not origin) inertial frame in which the total momentum of the system vanishes.

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Charge conservation

In physics, charge conservation is the principle that the total electric charge in an isolated system never changes.

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Conservation law

In physics, a conservation law states that a particular measurable property of an isolated physical system does not change as the system evolves over time.

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Crystallographic defect

Crystalline solids exhibit a periodic crystal structure.

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D meson

The D mesons are the lightest particle containing charm quarks.

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Elastic scattering

Elastic scattering is a form of particle scattering in scattering theory, nuclear physics and particle physics.

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Electric charge

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

Electromagnetism is a branch of physics involving the study of the electromagnetic force, a type of physical interaction that occurs between electrically charged particles.

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Electron

The electron is a subatomic particle, symbol or, whose electric charge is negative one elementary charge.

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Electronic band structure

In solid-state physics, the electronic band structure (or simply band structure) of a solid describes the range of energies that an electron within the solid may have (called energy bands, allowed bands, or simply bands) and ranges of energy that it may not have (called band gaps or forbidden bands).

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Energy

In physics, energy is the quantitative property that must be transferred to an object in order to perform work on, or to heat, the object.

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Fermi surface

In condensed matter physics, the Fermi surface is the surface in reciprocal space which separates occupied from unoccupied electron states at zero temperature.

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Frame of reference

In physics, a frame of reference (or reference frame) consists of an abstract coordinate system and the set of physical reference points that uniquely fix (locate and orient) the coordinate system and standardize measurements.

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Fundamental interaction

In physics, the fundamental interactions, also known as fundamental forces, are the interactions that do not appear to be reducible to more basic interactions.

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Gamma ray

A gamma ray or gamma radiation (symbol γ or \gamma), is penetrating electromagnetic radiation arising from the radioactive decay of atomic nuclei.

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Higgs boson

The Higgs boson is an elementary particle in the Standard Model of particle physics.

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International Linear Collider

The International Linear Collider (ILC) is a proposed linear particle accelerator.

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Invariant mass

The invariant mass, rest mass, intrinsic mass, proper mass, or in the case of bound systems simply mass, is the portion of the total mass of an object or system of objects that is independent of the overall motion of the system.

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John Wiley & Sons

John Wiley & Sons, Inc., also referred to as Wiley, is a global publishing company that specializes in academic publishing.

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Kinetic energy

In physics, the kinetic energy of an object is the energy that it possesses due to its motion.

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Lepton number

In particle physics, lepton number (historically also called lepton charge) is a conserved quantum number representing the difference between the number of leptons and the number of antileptons in an elementary particle reaction.

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List of particles

This article includes a list of the different types of atomic- and sub-atomic particles found or hypothesized to exist in the whole of the universe categorized by type.

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Meitner–Hupfeld effect

The Meitner–Hupfeld effect is an anomalously large scattering of Gamma rays by heavy elements.

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Metal

A metal (from Greek μέταλλον métallon, "mine, quarry, metal") is a material (an element, compound, or alloy) that is typically hard when in solid state, opaque, shiny, and has good electrical and thermal conductivity.

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Momentum

In Newtonian mechanics, linear momentum, translational momentum, or simply momentum (pl. momenta) is the product of the mass and velocity of an object.

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Neutrino

A neutrino (denoted by the Greek letter ν) is a fermion (an elementary particle with half-integer spin) that interacts only via the weak subatomic force and gravity.

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Pair production

Pair production is the creation of an elementary particle and its antiparticle from a neutral boson.

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Particle accelerator

A particle accelerator is a machine that uses electromagnetic fields to propel charged particles to nearly light speed and to contain them in well-defined beams.

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Photon

The photon is a type of elementary particle, the quantum of the electromagnetic field including electromagnetic radiation such as light, and the force carrier for the electromagnetic force (even when static via virtual particles).

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Photon energy

Photon energy is the energy carried by a single photon.

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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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Positron

The positron or antielectron is the antiparticle or the antimatter counterpart of the electron.

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Positron annihilation spectroscopy

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.

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Positron emission tomography

Positron-emission tomography (PET) is a nuclear medicine functional imaging technique that is used to observe metabolic processes in the body as an aid to the diagnosis of disease.

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Positronium

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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Probability amplitude

In quantum mechanics, a probability amplitude is a complex number used in describing the behaviour of systems.

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Quantum field theory

In theoretical physics, quantum field theory (QFT) is the theoretical framework for constructing quantum mechanical models of subatomic particles in particle physics and quasiparticles in condensed matter physics.

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Reviews of Modern Physics

Reviews of Modern Physics is a quarterly peer-reviewed scientific journal published by the American Physical Society.

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Scientific American

Scientific American (informally abbreviated SciAm) is an American popular science magazine.

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Two-photon physics

Two-photon physics, also called gamma–gamma physics, is a branch of particle physics that describes the interactions between two photons.

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W and Z bosons

The W and Z bosons are together known as the weak or more generally as the intermediate vector bosons. These elementary particles mediate the weak interaction; the respective symbols are,, and.

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Weak interaction

In particle physics, the weak interaction (the weak force or weak nuclear force) is the mechanism of interaction between sub-atomic particles that causes radioactive decay and thus plays an essential role in nuclear fission.

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Redirects here:

Electron annihilation, Electron positron annihilation, Electron-position annihilation, Electron-positron annihilation, Pair Annihilation, Positron annihilation, Positron electron annihilation reaction, Positron-electron annihilation.

References

[1] https://en.wikipedia.org/wiki/Electron–positron_annihilation

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