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词汇 charmonium
释义

Definition of charmonium in English:

charmonium

nounPlural charmonia tʃɑːˈməʊnɪəmCHärˈmōnēəm
Physics
  • A combination of a charmed quark and antiquark.

    〔物理〕粲(偶)素

    Example sentencesExamples
    • The measurement of the production rate of the J / and other charmonium mesons was a key indicator of possible new phenomena in the pioneering CERN experiments.
    • Using the ingredients from those calculations we calculate also exclusive electroproduction of charmonia off nuclei.
    • Comprehensive reports on the physics of charmonium production are available.
    • In collisions at high energies, charmonium particles come from the decay of b-flavoured hadrons and prompt production.
    • The hadron is represented by an external color field and the charmonium is represented by a small color dipole.

Origin

1970s: from charm (sense 4 of the noun).

Definition of charmonium in US English:

charmonium

nounCHärˈmōnēəm
Physics
  • A combination of a charmed quark and antiquark.

    〔物理〕粲(偶)素

    Example sentencesExamples
    • The hadron is represented by an external color field and the charmonium is represented by a small color dipole.
    • Comprehensive reports on the physics of charmonium production are available.
    • In collisions at high energies, charmonium particles come from the decay of b-flavoured hadrons and prompt production.
    • Using the ingredients from those calculations we calculate also exclusive electroproduction of charmonia off nuclei.
    • The measurement of the production rate of the J / and other charmonium mesons was a key indicator of possible new phenomena in the pioneering CERN experiments.

Origin

1970s: from charm (sense 4 of the noun).

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