网站首页  汉语  德语  英语

请输入您要查询的英文单词:

 

单词 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).

随便看

 

雅致网英汉双解词典包含236457条英汉翻译词条,涵盖了常用英语单词及词组短语的翻译及用法,是英语学习的必备工具。

 

Copyright © 2002-2024 53pku.com All Rights Reserved
更新时间:2025/6/18 6:38:09