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单词 muonic
释义

muonicadj.

Brit. /mjuːˈɒnɪk/, U.S. /mjuˈɑnɪk/, /mjəˈwɑnɪk/
Origin: Formed within English, by derivation. Etymons: muon n., -ic suffix.
Etymology: < muon n. + -ic suffix. Compare slightly earlier mu-mesonic adj., and slightly later mu-mesic adj.
Particle Physics.
Of, relating to, or involving a muon; (of an atom) having a muon orbiting the nucleus.
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the world > matter > physics > atomic physics > particle physics > particle avoiding strong interaction > muon > [adjective]
mu-mesonic1954
muonic1955
mu-mesic1957
muonless1973
1955 S. S. Schweber et al. Mesons & Fields II. 369 The same considerations lead to the conclusion that the two neutrinos ejected in μ decay are like neutrinos, even though a Dirac theory of neutrinos opens the possibility that one is an anti-neutrino... Such conclusions are important in calculating expectations for the muonic processes.
1969 Sci. Jrnl. July 44/1 In a dense material, a muon is slowed down to a velocity corresponding to 1 keV in about 1 nanosecond, after which it is captured into a ‘Bohr orbit’, forming a hydrogen-like atom known as a muonic atom.
1972 Physics Bull. Mar. 149/2 Muonic molecules are systems in which a negative muon binds together two nuclei. Some examples are (pμp)+, (pμd)+, and (dμd)+.
1989 Nature 27 Apr. 706/1 In 8 per cent of d–d fusions the muon sticks to the 3He to form muonic helium.
This entry has been updated (OED Third Edition, March 2003; most recently modified version published online March 2022).
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adj.1955
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