Super-Kamiokande IV中改进事件重建的大气中微子振荡分析
高能物理 - 实验
2019-12-06 v1
摘要
为Super-Kamiokande开发了一种基于最大似然方法的新事件重建算法。其改进的运动学和粒子识别能力使得能够在比以往分析大32%的探测器体积内分析大气中微子数据，并提高了对中微子质量顺序的灵敏度。对Super-Kamiokande IV大气中微子数据253.9千吨·年曝光量的分析显示，在分析的最佳拟合振荡假设下，对正常质量顺序有微弱偏好，以74%的概率排斥反质量顺序。
引用
@article{arxiv.1901.03230,
title = {Atmospheric Neutrino Oscillation Analysis With Improved Event Reconstruction in Super-Kamiokande IV},
author = {Kamiokande Collaboration and M. Jiang and K. Abe and C. Bronner and Y. Hayato and M. Ikeda and K. Iyogi and J. Kameda and Y. Kato and Y. Kishimoto and Ll. Marti and M. Miura and S. Moriyama and T. Mochizuki and M. Nakahata and Y. Nakajima and Y. Nakano and S. Nakayama and T. Okada and K. Okamoto and A. Orii and G. Pronost and H. Sekiya and M. Shiozawa and Y. Sonoda and A. Takeda and A. Takenaka and H. Tanaka and T. Yano and R. Akutsu and T. Kajita and Y. Nishimura and K. Okumura and R. Wang and J. Xia and L. Labarga and P. Fernandez and F. d. M. Blaszczyk and C. Kachulis and E. Kearns and J. L. Raaf and J. L. Stone and S. Sussman and S. Berkman and J. Bian and N. J. Griskevich and W. R. Kropp and S. Locke and S. Mine and P. Weatherly and M. B. Smy and H. W. Sobel and V. Takhistov and K. S. Ganezer and J. Hill and J. Y. Kim and I. T. Lim and R. G. Park and B. Bodur and K. Scholberg and C. W. Walter and O. Drapier and M. Gonin and J. Imber and Th. A. Mueller and P. Paganini and T. Ishizuka and T. Nakamura and J. S. Jang and K. Choi and J. G. Learned and S. Matsuno and R. P. Litchfield and A. A. Sztuc and Y. Uchida and M. O. Wascko and N. F. Calabria and M. G. Catanesi and R. A. Intonti and E. Radicioni and G. De Rosa and A. Ali and G. Collazuol and F. Iacob and L. Ludovici and S. Cao and M. Friend and T. Hasegawa and T. Ishida and T. Kobayashi and T. Nakadaira and K. Nakamura and Y. Oyama and K. Sakashita and T. Sekiguchi and T. Tsukamoto and KE. Abe and M. Hasegawa and Y. Isobe and H. Miyabe and T. Sugimoto and A. T. Suzuki and Y. Takeuchi and Y. Ashida and T. Hayashino and S. Hirota and T. Kikawa and M. Mori and KE. Nakamura and T. Nakaya and R. A. Wendell and L. H. V. Anthony and N. McCauley and A. Pritchard and K. M. Tsui and Y. Fukuda and Y. Itow and M. Murrase and P. Mijakowski and K. Frankiewicz and C. K. Jung and X. Li and J. L. Palomino and G. Santucci and C. Vilela and M. J. Wilking and C. Yanagisawa and D. Fukuda and K. Hagiwara and H. Ishino and S. Ito and Y. Koshio and M. Sakuda and Y. Takahira and C. Xu and Y. Kuno and C. Simpson and D. Wark and F. Di Lodovico and B. Richards and S. Molina Sedgwick and R. Tacik and S. B. Kim and M. Thiesse and L. Thompson and H. Okazawa and Y. Choi and K. Nishijima and M. Koshiba and M. Yokoyama and A. Goldsack and K. Martens and M. Murdoch and B. Quilain and Y. Suzuki and M. R. Vagins and M. Kuze and Y. Okajima and T. Yoshida and M. Ishitsuka and J. F. Martin and C. M. Nantais and H. A. Tanaka and T. Towstego and M. Hartz and A. Konaka and P. de Perio and S. Chen and L. Wan and A. Minamino},
journal= {arXiv preprint arXiv:1901.03230},
year = {2019}
}
备注
42 pages, 28 figures, submitted to PTEP