观测到衰变 $B^0 \to \eta' K^*(892)^0$
高能物理 - 实验
2014-10-23 v1
摘要
我们报告了对中性介子无粲强子衰变至的搜寻。结果基于在 KEKB 非对称能量对撞机的共振处，利用 Belle 探测器收集的 711 fb数据样本，该样本包含个对。我们首次观测到该衰变，显著性为 5.0 个标准差，并测得其分支比为。我们还测量了破坏不对称性为。
引用
@article{arxiv.1408.6343,
title = {Observation of the decay $B^0 \to \eta' K^*(892)^0$},
author = {Belle Collaboration and S. Sato and Y. Yusa and G. B. Mohanty and A. Abdesselam and I. Adachi and H. Aihara and S. Al Said and D. M. Asner and T. Aushev and R. Ayad and S. Bahinipati and A. M. Bakich and V. Bansal and V. Bhardwaj and B. Bhuyan and G. Bonvicini and A. Bozek and M. Bračko and T. E. Browder and D. Červenkov and P. Chang and V. Chekelian and A. Chen and B. G. Cheon and K. Chilikin and K. Cho and V. Chobanova and Y. Choi and D. Cinabro and J. Dalseno and M. Danilov and Z. Doležal and Z. Drásal and A. Drutskoy and S. Eidelman and H. Farhat and J. E. Fast and T. Ferber and O. Frost and V. Gaur and S. Ganguly and A. Garmash and R. Gillard and R. Glattauer and Y. M. Goh and B. Golob and O. Grzymkowska and K. Hayasaka and H. Hayashii and X. H. He and T. Higuchi and W. -S. Hou and M. Huschle and T. Iijima and K. Inami and A. Ishikawa and R. Itoh and Y. Iwasaki and I. Jaegle and K. K. Joo and T. Julius and E. Kato and T. Kawasaki and D. Y. Kim and J. B. Kim and J. H. Kim and K. T. Kim and M. J. Kim and Y. J. Kim and K. Kinoshita and J. Klucar and B. R. Ko and P. Kodyš and S. Korpar and P. Križan and P. Krokovny and T. Kuhr and T. Kumita and Y. -J. Kwon and J. Li and Y. Li and J. Libby and D. Liventsev and D. Matvienko and K. Miyabayashi and H. Miyata and R. Mizuk and A. Moll and E. Nakano and M. Nakao and T. Nanut and Z. Natkaniec and E. Nedelkovska and N. K. Nisar and S. Nishida and S. Ogawa and S. Okuno and P. Pakhlov and G. Pakhlova and H. Park and T. K. Pedlar and M. Petrič and L. E. Piilonen and M. Ritter and A. Rostomyan and Y. Sakai and S. Sandilya and L. Santelj and T. Sanuki and Y. Sato and V. Savinov and O. Schneider and G. Schnell and C. Schwanda and A. J. Schwartz and D. Semmler and K. Senyo and O. Seon and M. E. Sevior and V. Shebalin and C. P. Shen and T. -A. Shibata and J. -G. Shiu and B. Shwartz and A. Sibidanov and F. Simon and Y. -S. Sohn and A. Sokolov and E. Solovieva and M. Starič and M. Steder and J. Stypula and M. Sumihama and U. Tamponi and G. Tatishvili and Y. Teramoto and F. Thorne and K. Trabelsi and M. Uchida and S. Uehara and T. Uglov and Y. Unno and S. Uno and C. Van Hulse and P. Vanhoefer and G. Varner and V. Vorobyev and M. N. Wagner and C. H. Wang and M. -Z. Wang and P. Wang and X. L. Wang and M. Watanabe and Y. Watanabe and S. Wehle and K. M. Williams and E. Won and S. Yashchenko and Y. Yook and Z. P. Zhang and V. Zhilich and V. Zhulanov and A. Zupanc},
journal= {arXiv preprint arXiv:1408.6343},
year = {2014}
}
备注
11 pages, 2 figures, submitted PRD(RC)