QCD NLO fragmentation functions for c or (b)over-bar quark to B-c or B-c* meson and their application
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| 论文题目: |
QCD NLO fragmentation functions for c or (b)over-bar quark to B-c or B-c* meson and their application |
| 论文题目英文: |
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| 作者: |
Zheng, Xu-Chang; Chang, Chao-Hsi; Feng, Tai-Fu; Wu, Xing-Gang |
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| 刊物名称: |
PHYSICAL REVIEW D |
| 年: |
2019 |
| 卷: |
100 |
| 期: |
3 |
| 页: |
34004 |
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| 摘要: |
The fragmentation functions for a c or (b) over bar quark to a B-c or B-c* meson are derived up to QCD next-to-leading order. They are further computed numerically and presented precisely in figures. In order to reach a higher accuracy, we also try to properly use them to estimate B-c and B-c* production at a Z factory (an e(+)e(-) collider running at the energy of the Z-boson pole). |
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