Precise measurements of branching fractions for D s + \\documentclass12pt{minimal} \\usepackage{amsmath} \\usepackage{wasysym} \\usepackage{amsfonts} \\usepackage{amssymb} \\usepackage{amsbsy} \\usepackage{mathrsfs} \\usepackage{upgreek} \\setlength{\\oddsidemargin}{-69pt} \\begin{document}$$ {\\mathrm{D}}_{\\mathrm{s}}^{+} $$\\end{document} meson decays to two pseudoscalar mesons
文献类型：期刊论文
| 作者 | ,11; M. Ablikim14; M. N. Achasov15; P. Adlarson17; S. Ahmed83; M. Albrecht84; A. Amoroso1; Q. An3; Anita5; Y. Bai6 |
| 刊名 | Journal of High Energy Physics
 |
| 出版日期 | 2020 |
| 卷号 | 2020期号:8 |
| ISSN号 | 1029-8479 |
| 英文摘要 | We measure the branching fractions for seven D s + \documentclass12pt{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$ {D}_s^{+} $$\end{document} two-body decays to pseudo-scalar mesons, by analyzing data collected at s \documentclass12pt{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$ \sqrt{s} $$\end{document} = 4 . 178 ～ 4 . 226 GeV with the BESIII detector at the BEPCII collider. The branching fractions are determined to be B D s + → K + η ' = 2.68 ± 0.17 ± 0.17 ± 0.08 × 10 ? 3 , B D s + → η ' π + = 37.8 ± 0.4 ± 2.1 ± 1.2 × 10 ? 3 , B D s + → K + η = 1.62 ± 0.10 ± 0.03 ± 0.05 × 10 ? 3 , B D s + → η π + = 17.41 ± 0.18 ± 0.27 ± 0.54 × 10 ? 3 , B D s + → K + K S 0 = 15.02 ± 0.10 ± 0.27 ± 0.47 × 10 ? 3 , B D s + → K S 0 π + = 1.109 ± 0.034 ± 0.023 ± 0.035 × 10 ? 3 , B D s + → K + π 0 = 0.748 ± 0.049 ± 0.018 ± 0.035 × 10 ? 3 , \documentclass12pt{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$ {\displaystyle \begin{array}{c}\mathcal{B}\left({D}_s^{+}\to {K}^{+}\eta \hbox{'}\right)=\left(2.68\pm 0.17\pm 0.17\pm 0.08\right)\times {10}^{-3},\\ {}\mathcal{B}\left({D}_s^{+}\to \eta \hbox{'}{\pi}^{+}\right)=\left(37.8\pm 0.4\pm 2.1\pm 1.2\right)\times {10}^{-3},\\ {}\mathcal{B}\left({D}_s^{+}\to {K}^{+}\eta \right)=\left(1.62\pm 0.10\pm 0.03\pm 0.05\right)\times {10}^{-3},\\ {}\mathcal{B}\left({D}_s^{+}\to \eta {\pi}^{+}\right)=\left(17.41\pm 0.18\pm 0.27\pm 0.54\right)\times {10}^{-3},\\ {}\mathcal{B}\left({D}_s^{+}\to {K}^{+}{K}_S^0\right)=\left(15.02\pm 0.10\pm 0.27\pm 0.47\right)\times {10}^{-3},\\ {}\mathcal{B}\left({D}_s^{+}\to {K}_S^0{\pi}^{+}\right)=\left(1.109\pm 0.034\pm 0.023\pm 0.035\right)\times {10}^{-3},\\ {}\mathcal{B}\left({D}_s^{+}\to {K}^{+}{\pi}^0\right)=\left(0.748\pm 0.049\pm 0.018\pm 0.035\right)\times {10}^{-3},\end{array}} $$\end{document} |
| 语种 | 英语 |
| 源URL | [http://119.78.100.186/handle/113462/136956]  |
| 专题 | 中国科学院近代物理研究所 |
| 作者单位 | 1.都灵大学 2.INFN 3.中国科学技术大学 4.State Key Laboratory of Particle Detection and Electronics, Beijing 100049 5.Indian Institute of Technology Madras 6.东南大学 7.Joint Institute for Nuclear Research 8.INFN Laboratori Nazionali di Frascati 9.INFN Sezione di Ferrara 10.北京大学 |
| 推荐引用方式 GB/T 7714 | ,,M. Ablikim,M. N. Achasov,et al. Precise measurements of branching fractions for D s + \\documentclass12pt{minimal} \\usepackage{amsmath} \\usepackage{wasysym} \\usepackage{amsfonts} \\usepackage{amssymb} \\usepackage{amsbsy} \\usepackage{mathrsfs} \\usepackage{upgreek} \\setlength{\\oddsidemargin}{-69pt} \\begin{document}$$ {\\mathrm{D}}_{\\mathrm{s}}^{+} $$\\end{document} meson decays to two pseudoscalar mesons[J]. Journal of High Energy Physics,2020,2020(8). |
| APA | ,.,M. Ablikim.,M. N. Achasov.,P. Adlarson.,S. Ahmed.,...&J. H. Zou.(2020).Precise measurements of branching fractions for D s + \\documentclass12pt{minimal} \\usepackage{amsmath} \\usepackage{wasysym} \\usepackage{amsfonts} \\usepackage{amssymb} \\usepackage{amsbsy} \\usepackage{mathrsfs} \\usepackage{upgreek} \\setlength{\\oddsidemargin}{-69pt} \\begin{document}$$ {\\mathrm{D}}_{\\mathrm{s}}^{+} $$\\end{document} meson decays to two pseudoscalar mesons.Journal of High Energy Physics,2020(8). |
| MLA | ,,et al."Precise measurements of branching fractions for D s + \\documentclass12pt{minimal} \\usepackage{amsmath} \\usepackage{wasysym} \\usepackage{amsfonts} \\usepackage{amssymb} \\usepackage{amsbsy} \\usepackage{mathrsfs} \\usepackage{upgreek} \\setlength{\\oddsidemargin}{-69pt} \\begin{document}$$ {\\mathrm{D}}_{\\mathrm{s}}^{+} $$\\end{document} meson decays to two pseudoscalar mesons".Journal of High Energy Physics 2020.8(2020). |
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来源：近代物理研究所
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