- neutral pion
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нейтральный пи-мезон
Англо-русский словарь технических терминов. 2005.
neutral pion
Смотреть что такое "neutral pion" в других словарях:
Neutral heavy lepton — Neutral Heavy Leptons (NHL) arise in some extensions to the Standard Model (called SM from here on). NHLs are also referred to in the literature as heavy neutrinos, righthanded neutrinos, or sterile neutrinos.Neutral Heavy Lepton is a possible… … Wikipedia
Pion — This article is about the subatomic particles. For the self propelled gun, see 2S7 Pion. Pion The quark structure of the pion. Composition π … Wikipedia
Pion — (π+) Klassifikation Boson Hadron Meson Eigenschaften [1] Ladung 1 e … Deutsch Wikipedia
pion — [pī′än΄] n. [ PI2 + (MES)ON] Particle Physics any of three short lived mesons that may be positive, negative, or neutral: pions have a mass c. 270 times that of an electron and play an important role in the binding forces within the nucleus of an … English World dictionary
pion — Meson Mes on, n. [NL., fr. Gr. me son middle, neut. of me sos, a., middle.] 1. (Anat.) The mesial plane dividing the body of an animal into similar right and left halves. The line in which it meets the dorsal surface has been called the… … The Collaborative International Dictionary of English
pion — noun /ˈpaɪɒn/ Any of three semistable mesons, having positive, negative or neutral charge, composed of up and down quarks/antiquarks. <! either π, a neutral form with a mass 264 times that of an electron, or π or π, a charged form with a mass… … Wiktionary
pion — noun Etymology: contraction of pi meson Date: 1950 a meson that is a combination of up and down quarks and antiquarks, that may be positive, negative, or neutral, and that has a mass about 270 times that of the electron • pionic adjective … New Collegiate Dictionary
pion — /puy on/, n. Physics. the first meson to be discovered: it has spin 0 and may be positively or negatively charged or neutral; charged pions decay into a muon and a neutrino or antineutrino. Symbolically represented by the small greek letter Pi.… … Universalium
PION — posterior ischemic optic neuropathy * * * pi·on (piґon) [pi meson] a subatomic particle, which may be positive, negative, or neutral, with mass intermediate between that of an electron and that of a proton; it carries the force that binds the… … Medical dictionary
pion — paɪɑn / É’n n. type of fundamental particle, type of meson, elementary particle that can carry a positive negative or neutral charge (Physics) … English contemporary dictionary
pion — pi•on [[t]ˈpaɪ ɒn[/t]] n. phs any of the three lightest mesons, having positive, negative, or neutral electric charge and spin of zero • Etymology: 1950–55; pi (meson)+ on I … From formal English to slang
