单词 | baryon |
释义 | baryon (once / 2363863 pages) n WORD FAMILY baryon: baryons USAGE EXAMPLESThe discovery was made by watching the decay of a type of subatomic particle known as the Lambda B baryon. The Verge(Jul 14, 2015) Researchers on the LHCb team found evidence for pentaquarks after studying the disintegration of an unstable ball of three quarks called a Lambda baryon. The Guardian(Jul 14, 2015) The particles are never-before-seen species of baryons—a category of particles that also includes the familiar protons and neutrons inside atoms. Scientific American(Feb 12, 2015) n any of the elementary particles having a mass equal to or greater than that of a proton and that participate in strong interactions; a hadron with a baryon number of +1 Syn|Hypo|Hyper heavy particle hyperon any baryon that is not a nucleon; unstable particle with mass greater than a neutron nucleona constituent (proton or neutron) of an atomic nucleus antineutronthe antiparticle of a neutron antiprotonan unstable negatively charged proton; the antiparticle of a proton lambda hyperon, lambda particlean electrically neutral baryon with isotopic spin 1 neutronan elementary particle with 0 charge and mass about equal to a proton; enters into the structure of the atomic nucleus protona stable particle with positive charge equal to the negative charge of an electron fermion any particle that obeys Fermi-Dirac statistics and is subject to the Pauli exclusion principle hadronany elementary particle that interacts strongly with other particles |
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