单标记双光子碰撞中 $K^0_S$ 对的产生研究
高能物理 - 实验
2018-03-19 v1
摘要
我们报道了单标记双光子碰撞 中 对产生截面的测量，其中 可达 30 GeV， 为标记光子不变质量平方的负值。该测量覆盖运动学范围 1.0 GeV < W < 2.6 GeV 以及 ，分别对应 质心系中的总能量与 kaon 散射角。这些结果基于以 Belle 探测器在 KEKB 非对称能量 对撞机上收集的 759 fb 数据样本。首次，将 介子的跃迁形状因子对螺旋度-0、-1 和 -2 分量分别测量，并与理论计算比较。最后，测量了 与 介子的偏衰变宽度随 的变化。
引用
@article{arxiv.1712.02145,
title = {Study of $K^0_S$ pair production in single-tag two-photon collisions},
author = {Belle Collaboration and M. Masuda and S. Uehara and Y. Watanabe and I. Adachi and J. K. Ahn and H. Aihara and S. Al Said and D. M. Asner and H. Atmacan and V. Aulchenko and T. Aushev and R. Ayad and V. Babu and I. Badhrees and V. Bansal and P. Behera and M. Berger and V. Bhardwaj and B. Bhuyan and J. Biswal and A. Bondar and G. Bonvicini and A. Bozek and M. Bračko and D. Červenkov and A. Chen and B. G. Cheon and K. Chilikin and K. Cho and Y. Choi and S. Choudhury and D. Cinabro and T. Czank and N. Dash and S. Di Carlo and Z. Doležal and Z. Drásal and D. Dutta and S. Eidelman and D. Epifanov and J. E. Fast and T. Ferber and B. G. Fulsom and R. Garg and V. Gaur and N. Gabyshev and A. Garmash and M. Gelb and A. Giri and P. Goldenzweig and E. Guido and J. Haba and K. Hayasaka and H. Hayashii and M. T. Hedges and W. -S. Hou and T. Iijima and K. Inami and G. Inguglia and A. Ishikawa and R. Itoh and M. Iwasaki and Y. Iwasaki and W. W. Jacobs and I. Jaegle and Y. Jin and K. K. Joo and T. Julius and K. H. Kang and G. Karyan and T. Kawasaki and H. Kichimi and C. Kiesling and D. Y. Kim and H. J. Kim and J. B. Kim and K. T. Kim and S. H. Kim and P. Kodyš and D. Kotchetkov and P. Križan and R. Kroeger and P. Krokovny and R. Kulasiri and A. Kuzmin and Y. -J. Kwon and I. S. Lee and S. C. Lee and L. K. Li and Y. Li and L. Li Gioi and J. Libby and D. Liventsev and M. Lubej and T. Luo and T. Matsuda and D. Matvienko and M. Merola and K. Miyabayashi and H. Miyata and R. Mizuk and G. B. Mohanty and H. K. Moon and T. Mori and R. Mussa and M. Nakao and H. Nakazawa and T. Nanut and K. J. Nath and Z. Natkaniec and M. Nayak and M. Niiyama and N. K. Nisar and S. Nishida and S. Ogawa and S. Okuno and H. Ono and Y. Onuki and P. Pakhlov and G. Pakhlova and B. Pal and H. Park and S. Paul and T. K. Pedlar and R. Pestotnik and L. E. Piilonen and M. Ritter and A. Rostomyan and G. Russo and Y. Sakai and M. Salehi and S. Sandilya and L. Santelj and T. Sanuki and V. Savinov and O. Schneider and G. Schnell and C. Schwanda and R. Seidl and Y. Seino and K. Senyo and O. Seon and M. E. Sevior and V. Shebalin and C. P. Shen and T. -A. Shibata and N. Shimizu and J. -G. Shiu and B. Shwartz and A. Sokolov and E. Solovieva and M. Starič and J. F. Strube and M. Sumihama and T. Sumiyoshi and M. Takizawa and U. Tamponi and K. Tanida and F. Tenchini and Y. Teramoto and M. Uchida and T. Uglov and Y. Unno and S. Uno and P. Urquijo and C. Van Hulse and G. Varner and A. Vinokurova and V. Vorobyev and A. Vossen and B. Wang and C. H. Wang and M. -Z. Wang and P. Wang and X. L. Wang and M. Watanabe and E. Widmann and E. Won and H. Ye and C. Z. Yuan and Y. Yusa and S. Zakharov and Z. P. Zhang and V. Zhilich and V. Zhukova and V. Zhulanov and A. Zupanc},
journal= {arXiv preprint arXiv:1712.02145},
year = {2018}
}
备注
22 pages, 18 figures, 7 tables, Belle Preprint 2017-25, KEK Preprint 2017-36, Submitted to Physical Review D