1) Charmonium particle
粲偶素粒子
2) charmonium
[英][tʃɑ:'məuniəm] [美][tʃɑr'moniəm]
粲偶素
1.
There are no known vector charmonium states that match these new observation.
以上观测与已知的粲偶素粒子性质不同,可能是新的粲偶素态,也可能是粲偶素混杂态,或者由其他未知的动力学原因造成。
2.
Recent results from BES and CLEOc experiments on hadron spectroscopy and charmonium decays using J/ψ,ψ and ψ" data samples collected in e+e- annihilation are reviewed, including the study of the scalar particles in J/ψ radiative and hadronic decays, as well as in ψ and Xco hadronic decays, and the study of the "ρπ puzzle" in J/ψ, ψ , and ψ" decays.
回顾了近期BES和CLEOc利用正负电子对撞机采集的J／ψ,ψ’和ψ”数据得到的强子谱与粲偶素衰变方面的部分研究结果。
3.
Using the world′s largest sample of Ψ(2S) events collected at the Beijing Electron\|Positron Collider, extensive studies on all 6 charmonium states below charm threshold have been conducted.
在北京正负电子对撞机上采集了Ψ (2S)粒子大数据样本 ,开展了粲偶素物理的广泛研究 :完成了 6个粲偶素涉及质量、宽度和衰变分支比等大批重要参数的首次测量或高精度测量 ;通过对Ψ(2S)和J Ψ强衰变性质的比较研究 ,观察到一系列反常现象 ,挑战现有理论图像 。
3) charmed particle
粲粒子
4) charmonium decays
粲偶素衰变
1.
The theoretical explanations about the“ρπpuzzle”in charmonium decays are reviewed extensively, and the comparison of theoretical predications with experimental data is made whenever possible.
详细回顾并广泛评论了粲偶素衰变过程中有关ρπ疑难的各种理论解释和探讨。
5) charmonium
[英][tʃɑ:'məuniəm] [美][tʃɑr'moniəm]
粲夸克偶素
1.
Because under the RHIC energy,the dominant charmonium production process is gluon fusion process,comparing our result with the future experiment data of PHENIX the gluon .
在RHIC能量下,最主要的粲夸克偶素产生过程是胶子融合。
2.
Recent experimental results obtained at Beijing Electron-proton Collider sensitivity level the crisply defined natrue of the hadronic decay puzzle in charmonium physics.
北京正负电子对撞机上的最新实验研究结果在高灵敏度水平上展现了粲夸克偶素物理中的强衰变之谜。
6) charmonium suppression
粲偶素压低
补充资料：葱粲
1.青翠明丽貌。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条