Antineutrino

Composition	Elementary particle
Family	Fermion
Group	Lepton, Anti-Lepton
Interaction	weak force and gravity
Antiparticle	Neutrino
Theorized	1930
Discovered	1956
Symbol	νe,νμ, ντ
No. In Particle physics, an elementary particle or fundamental particle is a particle not known to have substructure that is it is not known to be made In Particle physics, fermions are particles which obey Fermi-Dirac statistics; they are named after Enrico Fermi. Leptons are a family of fundamental Subatomic particles comprising the Electron, the Muon, and the Tauon (or tau particle as well as their In Physics, a fundamental interaction or fundamental force is a mechanism by which particles interact with each other and which cannot be explained in terms The weak interaction (often called the weak force or sometimes the weak nuclear force) is one of the four Fundamental interactions of nature Gravitation is a natural Phenomenon by which objects with Mass attract one another to most kinds of particles, there is an associated antiparticle with the same Mass and opposite Electric charge. Neutrinos are Elementary particles that travel close to the Speed of light, lack an Electric charge, are able to pass through ordinary matter almost of types	3 - electron, muon and tau
Electric charge	0
Color charge	0
Spin	1/2
Lepton number	-1
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In physics, antineutrinos, the antiparticles of neutrinos, are neutral particles produced in nuclear beta decay. The elementary charge, usually denoted e, is the Electric charge carried by a single Proton, or equivalently the negative of the electric charge carried In Particle physics, color charge is a property of Quarks and Gluons which are related to their Strong interactions in the context of Quantum In Quantum mechanics, spin is a fundamental property of atomic nuclei, Hadrons and Elementary particles For particles with non-zero spin In High energy physics, the lepton number is the number of Leptons minus the number of antileptons Physics (Greek Physis - φύσις in everyday terms is the Science of Matter and its motion. to most kinds of particles, there is an associated antiparticle with the same Mass and opposite Electric charge. Neutrinos are Elementary particles that travel close to the Speed of light, lack an Electric charge, are able to pass through ordinary matter almost Electric charge is a fundamental conserved property of some Subatomic particles which determines their Electromagnetic interaction. In Nuclear physics, a nuclear reaction is the process in which two nuclei or nuclear particles collide to produce products different from the initial particles In Nuclear physics, beta decay is a type of Radioactive decay in which a Beta particle (an Electron or a Positron) is emitted These are emitted in beta particle emissions, where a neutron turns into a proton. Beta particles are high-energy high-speed Electrons or Positrons emitted by certain types of Radioactive nuclei such as Potassium -40 They have a spin of 1/2, and they are part of the lepton family of particles. In Quantum mechanics, spin is a fundamental property of atomic nuclei, Hadrons and Elementary particles For particles with non-zero spin Leptons are a family of fundamental Subatomic particles comprising the Electron, the Muon, and the Tauon (or tau particle as well as their The antineutrinos observed so far all have right-handed helicity (i. In Particle physics, helicity is the projection of the spin \vec S onto the direction of momentum \hat p: h = \vec e. , only one of the two possible spin states has ever been seen), while the neutrinos are left-handed. Neutrinos are Elementary particles that travel close to the Speed of light, lack an Electric charge, are able to pass through ordinary matter almost Antineutrinos interact with other matter only through the gravitational and weak forces, making them very difficult to detect experimentally. Matter is commonly defined as being anything that has mass and that takes up space. Gravitation is a natural Phenomenon by which objects with Mass attract one another The weak interaction (often called the weak force or sometimes the weak nuclear force) is one of the four Fundamental interactions of nature Neutrino oscillation experiments indicate that antineutrinos have mass, but beta decay experiments constrain that mass to be very small. Neutrino oscillation is a quantum mechanical phenomenon predicted by Bruno Pontecorvo whereby a Neutrino created with a specific Lepton Mass is a fundamental concept in Physics, roughly corresponding to the Intuitive idea of how much Matter there is in an object In Nuclear physics, beta decay is a type of Radioactive decay in which a Beta particle (an Electron or a Positron) is emitted

Because antineutrinos and neutrinos are neutral particles it is possible that they are actually the same particle. Particles which have this property are known as Majorana particles. The Majorana equation is a Relativistic wave equation similar to the Dirac equation but includes the charge conjugate ψc of a Spinor ψ If neutrinos are indeed Majorana particles then the neutrinoless double beta decay process is allowed. In the process of Beta decay, unstable nuclei decay by converting a Neutron in the nucleus to a Proton and emitting an Electron and an electron Several experiments have been proposed to search for this process.

Researchers around the world have begun to investigate the possibility of using antineutrinos for reactor monitoring in the context of nonproliferation. ^[1][2][3]

See also

• Neutrino
• Kamioka Liquid Scintillator Antineutrino Detector

References

External links

• Search for neutrinoless double beta decay with enriched 76Ge in Gran Sasso 1990–2003

Antimatter

Overview

Annihilation

Devices Particle accelerator Penning trap

Antiparticles Positron Antiproton Antineutron

Uses PET Fuel Weaponry

Bodies ALPHA Collaboration ATHENA ATRAP CERN

People Paul Dirac Carl D. Anderson edit

In Particle physics and Quantum chemistry, antimatter is the extension of the concept of the Antiparticle to Matter, where antimatter is composed In Particle physics and Quantum chemistry, antimatter is the extension of the concept of the Antiparticle to Matter, where antimatter is composed Annihilation is defined as "total destruction" or "complete obliteration" of an object having its root in the Latin nihil (nothing Penning traps are devices for the storage of charged particles using a constant static Magnetic field and a spatially inhomogeneous static Electric field. to most kinds of particles, there is an associated antiparticle with the same Mass and opposite Electric charge. The positrons or antielectron is the Antiparticle or the Antimatter counterpart of the Electron. The antiproton ( pronounced p-bar) is the Antiparticle of the Proton. The antineutron is the Antiparticle of the Neutron. It was discovered (in proton-proton collisions in the Bevatron at Berkeley by Bruce Cork in Positron emission tomography ( PET) is a Nuclear medicine imaging technique which produces a three-dimensional image or map of functional processes in the In Particle physics and Quantum chemistry, antimatter is the extension of the concept of the Antiparticle to Matter, where antimatter is composed An antimatter weapon is a hypothetical device using Antimatter as a power source a propellant or an explosive for a Weapon. The ALPHA Collaboration (Antihydrogen Laser PHysics Apparatus consists of scientists from a number of scientific institutions whose goal it is to trap neutral Antimatter in ATHENA was an Antimatter research project that took place at the AD Ring at CERN. The ATRAP collaboration at CERN developed out of TRAP a collaboration whose members pioneered cold Antiprotons cold Positrons and first made the ingredients The European Organization for Nuclear Research (Organisation Européenne pour la Recherche Nucléaire known as CERN Carl David Anderson ( 3 September 1905 &ndash 11 January 1991) was an American Physicist.

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