| 释义 |
kaonenUK
ka·on K0013200 (kā′ŏn′)n. Any of a group of four mesons, one positively charged and one negatively charged, having a mass 966 times that of an electron, and two electrically neutral, having a mass 974 times that of an electron. The two charged kaons have the same mean lifetime, about 1.24 × 10-10 second; the two neutral kaons have lifetimes of about 9 × 10-11 second and 5 × 10-8 second. Also called K meson.
[ka, pronunciation of the letter K + -on.]kaon (ˈkeɪɒn) n (General Physics) a meson that has a positive or negative charge and a rest mass of about 966 electron masses, or no charge and a rest mass of 974 electron masses. Also called: K-meson [C20: ka representing the letter k + (mes)on]ka•on (ˈkeɪ ɒn)
n. a meson with strangeness + 1 and either positive or zero electric charge, or its antiparticle with strangeness −1 and either negative or zero electric charge. Symbol: K Also called K meson. [1955–60; ka- (sp. of name of letter k) + (mes) on] ka•on′ic, adj. Thesaurus| Noun | 1. | kaon - an unstable meson produced as the result of a high-energy particle collisionK particle, kappa-meson, k-mesonmeson, mesotron - an elementary particle responsible for the forces in the atomic nucleus; a hadron with a baryon number of 0 |
TranslationskaonenUK
kaon[′kā‚än] (particle physics) K meson MedicalSeepotassium chloridekaonenUK
Related to kaon: lambda particle, D meson, B meson, sigma baryon, Delta baryonSynonyms for kaonnoun an unstable meson produced as the result of a high-energy particle collisionSynonyms- K particle
- kappa-meson
- k-meson
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