利用2019–2021年Belle II数据通过$B\to D\ell\nu$衰变确定$|V_{cb}|$
高能物理 - 实验
2022-10-25 v1
摘要
我们给出利用衰变对卡比博-小林-益川(CKM)矩阵元量值的测定。该结果基于Belle II探测器记录的数据，对应189.2/fb的积分亮度。我们重建半轻子衰变和，其中为电子或缪子。事例中的第二个介子未被显式重建。利用diamond-frame方法，我们确定介子的四动量从而确定强子反冲。我们提取作为函数的偏衰变率，并使用形状因子的BGL参数化以及来自FNAL/MILC和HPQCD合作组的格点QCD输入，对衰变形状因子和CKM参数进行拟合。我们得到，其中为电弱修正，误差包含了理论和实验的不确定度来源。
引用
@article{arxiv.2210.13143,
title = {Determination of $|V_{cb}|$ from $B\to D\ell\nu$ decays using 2019-2021 Belle II data},
author = {Belle II collaboration and F. Abudinén and I. Adachi and K. Adamczyk and L. Aggarwal and P. Ahlburg and H. Ahmed and J. K. Ahn and H. Aihara and N. Akopov and A. Aloisio and F. Ameli and L. Andricek and N. Anh Ky and D. M. Asner and H. Atmacan and V. Aulchenko and T. Aushev and V. Aushev and T. Aziz and V. Babu and S. Bacher and H. Bae and S. Baehr and S. Bahinipati and A. M. Bakich and P. Bambade and Sw. Banerjee and S. Bansal and M. Barrett and G. Batignani and J. Baudot and M. Bauer and A. Baur and A. Beaubien and A. Beaulieu and J. Becker and P. K. Behera and J. V. Bennett and E. Bernieri and F. U. Bernlochner and V. Bertacchi and M. Bertemes and E. Bertholet and M. Bessner and S. Bettarini and V. Bhardwaj and B. Bhuyan and F. Bianchi and T. Bilka and S. Bilokin and D. Biswas and A. Bobrov and D. Bodrov and A. Bolz and A. Bondar and G. Bonvicini and A. Bozek and M. Bračko and P. Branchini and N. Braun and R. A. Briere and T. E. Browder and D. N. Brown and A. Budano and L. Burmistrov and S. Bussino and M. Campajola and L. Cao and G. Casarosa and C. Cecchi and D. Červenkov and M. -C. Chang and P. Chang and R. Cheaib and P. Cheema and V. Chekelian and C. Chen and Y. Q. Chen and Y. Q. Chen and Y. -T. Chen and B. G. Cheon and K. Chilikin and K. Chirapatpimol and H. -E. Cho and K. Cho and S. -J. Cho and S. -K. Choi and S. Choudhury and D. Cinabro and L. Corona and L. M. Cremaldi and S. Cunliffe and T. Czank and S. Das and N. Dash and F. Dattola and E. De La Cruz-Burelo and S. A. De La Motte and G. de Marino and G. De Nardo and M. De Nuccio and G. De Pietro and R. de Sangro and B. Deschamps and M. Destefanis and S. Dey and A. De Yta-Hernandez and R. Dhamija and A. Di Canto and F. Di Capua and S. Di Carlo and J. Dingfelder and Z. Doležal and I. Domínguez Jiménez and T. V. Dong and M. Dorigo and K. Dort and D. Dossett and S. Dreyer and S. Dubey and S. Duell and G. Dujany and P. Ecker and S. Eidelman and M. Eliachevitch and D. Epifanov and P. Feichtinger and T. Ferber and D. Ferlewicz and T. Fillinger and C. Finck and G. Finocchiaro and P. Fischer and K. Flood and A. Fodor and F. Forti and A. Frey and M. Friedl and B. G. Fulsom and M. Gabriel and A. Gabrielli and N. Gabyshev and E. Ganiev and M. Garcia-Hernandez and R. Garg and A. Garmash and V. Gaur and A. Gaz and U. Gebauer and A. Gellrich and J. Gemmler and T. Geßler and G. Ghevondyan and G. Giakoustidis and R. Giordano and A. Giri and A. Glazov and B. Gobbo and R. Godang and P. Goldenzweig and B. Golob and P. Gomis and G. Gong and P. Grace and W. Gradl and S. Granderath and E. Graziani and D. Greenwald and T. Gu and Y. Guan and K. Gudkova and J. Guilliams and C. Hadjivasiliou and S. Halder and K. Hara and T. Hara and O. Hartbrich and K. Hayasaka and H. Hayashii and S. Hazra and C. Hearty and M. T. Hedges and I. Heredia de la Cruz and M. Hernández Villanueva and A. Hershenhorn and T. Higuchi and E. C. Hill and H. Hirata and M. Hoek and M. Hohmann and S. Hollitt and P. Horak and T. Hotta and C. -L. Hsu and K. Huang and T. Humair and T. Iijima and K. Inami and G. Inguglia and N. Ipsita and J. Irakkathil Jabbar and A. Ishikawa and S. Ito and R. Itoh and M. Iwasaki and Y. Iwasaki and S. Iwata and P. Jackson and W. W. Jacobs and D. E. Jaffe and E. -J. Jang and M. Jeandron and H. B. Jeon and Q. P. Ji and S. Jia and Y. Jin and C. Joo and K. K. Joo and H. Junkerkalefeld and I. Kadenko and J. Kahn and H. Kakuno and M. Kaleta and A. B. Kaliyar and J. Kandra and K. H. Kang and S. Kang and P. Kapusta and R. Karl and G. Karyan and Y. Kato and H. Kawai and T. Kawasaki and C. Ketter and H. Kichimi and C. Kiesling and C. -H. Kim and D. Y. Kim and H. J. Kim and K. -H. Kim and K. Kim and S. -H. Kim and Y. -K. Kim and Y. Kim and T. D. Kimmel and H. Kindo and K. Kinoshita and C. Kleinwort and B. Knysh and P. Kodyš and T. Koga and S. Kohani and K. Kojima and I. Komarov and T. Konno and A. Korobov and S. Korpar and N. Kovalchuk and E. Kovalenko and R. Kowalewski and T. M. G. Kraetzschmar and F. Krinner and P. Križan and R. Kroeger and J. F. Krohn and P. Krokovny and H. Krüger and W. Kuehn and T. Kuhr and J. Kumar and M. Kumar and R. Kumar and K. Kumara and T. Kumita and T. Kunigo and M. Künzel and S. Kurz and A. Kuzmin and P. Kvasnička and Y. -J. Kwon and S. Lacaprara and Y. -T. Lai and C. La Licata and K. Lalwani and T. Lam and L. Lanceri and J. S. Lange and M. Laurenza and K. Lautenbach and P. J. Laycock and R. Leboucher and F. R. Le Diberder and I. -S. Lee and S. C. Lee and P. Leitl and D. Levit and P. M. Lewis and C. Li and L. K. Li and S. X. Li and Y. B. Li and J. Libby and K. Lieret and J. Lin and Z. Liptak and Q. Y. Liu and Z. A. Liu and D. Liventsev and S. Longo and A. Loos and A. Lozar and P. Lu and T. Lueck and F. Luetticke and T. Luo and C. Lyu and C. MacQueen and M. Maggiora and R. Maiti and S. Maity and R. Manfredi and E. Manoni and A. Manthei and S. Marcello and C. Marinas and L. Martel and A. Martini and L. Massaccesi and M. Masuda and T. Matsuda and K. Matsuoka and D. Matvienko and J. A. McKenna and J. McNeil and F. Meggendorfer and F. Meier and M. Merola and F. Metzner and M. Milesi and C. Miller and K. Miyabayashi and H. Miyake and H. Miyata and R. Mizuk and K. Azmi and G. B. Mohanty and N. Molina-Gonzalez and S. Moneta and H. Moon and T. Moon and J. A. Mora Grimaldo and T. Morii and H. -G. Moser and M. Mrvar and F. J. Müller and Th. Muller and G. Muroyama and C. Murphy and R. Mussa and I. Nakamura and K. R. Nakamura and E. Nakano and M. Nakao and H. Nakayama and H. Nakazawa and A. Narimani Charan and M. Naruki and Z. Natkaniec and A. Natochii and L. Nayak and M. Nayak and G. Nazaryan and D. Neverov and C. Niebuhr and M. Niiyama and J. Ninkovic and N. K. Nisar and S. Nishida and K. Nishimura and M. H. A. Nouxman and K. Ogawa and S. Ogawa and S. L. Olsen and Y. Onishchuk and H. Ono and Y. Onuki and P. Oskin and F. Otani and E. R. Oxford and H. Ozaki and P. Pakhlov and G. Pakhlova and A. Paladino and T. Pang and A. Panta and E. Paoloni and S. Pardi and K. Parham and H. Park and S. -H. Park and B. Paschen and A. Passeri and A. Pathak and S. Patra and S. Paul and T. K. Pedlar and I. Peruzzi and R. Peschke and R. Pestotnik and F. Pham and M. Piccolo and L. E. Piilonen and G. Pinna Angioni and P. L. M. Podesta-Lerma and T. Podobnik and S. Pokharel and L. Polat and V. Popov and C. Praz and S. Prell and E. Prencipe and M. T. Prim and M. V. Purohit and H. Purwar and N. Rad and P. Rados and S. Raiz and A. Ramirez Morales and R. Rasheed and N. Rauls and M. Reif and S. Reiter and M. Remnev and I. Ripp-Baudot and M. Ritter and M. Ritzert and G. Rizzo and L. B. Rizzuto and S. H. Robertson and D. Rodríguez Pérez and J. M. Roney and C. Rosenfeld and A. Rostomyan and N. Rout and M. Rozanska and G. Russo and D. Sahoo and Y. Sakai and D. A. Sanders and S. Sandilya and A. Sangal and L. Santelj and P. Sartori and Y. Sato and V. Savinov and B. Scavino and M. Schnepf and M. Schram and H. Schreeck and J. Schueler and C. Schwanda and A. J. Schwartz and B. Schwenker and M. Schwickardi and Y. Seino and A. Selce and K. Senyo and I. S. Seong and J. Serrano and M. E. Sevior and C. Sfienti and V. Shebalin and C. P. Shen and H. Shibuya and T. Shillington and T. Shimasaki and J. -G. Shiu and B. Shwartz and A. Sibidanov and F. Simon and J. B. Singh and S. Skambraks and J. Skorupa and K. Smith and R. J. Sobie and A. Soffer and A. Sokolov and Y. Soloviev and E. Solovieva and S. Spataro and B. Spruck and M. Starič and S. Stefkova and Z. S. Stottler and R. Stroili and J. Strube and J. Stypula and Y. Sue and R. Sugiura and M. Sumihama and K. Sumisawa and T. Sumiyoshi and W. Sutcliffe and S. Y. Suzuki and H. Svidras and M. Tabata and M. Takahashi and M. Takizawa and U. Tamponi and S. Tanaka and K. Tanida and H. Tanigawa and N. Taniguchi and Y. Tao and P. Taras and F. Tenchini and R. Tiwary and D. Tonelli and E. Torassa and N. Toutounji and K. Trabelsi and I. Tsaklidis and T. Tsuboyama and N. Tsuzuki and M. Uchida and I. Ueda and S. Uehara and Y. Uematsu and T. Ueno and T. Uglov and K. Unger and Y. Unno and K. Uno and S. Uno and P. Urquijo and Y. Ushiroda and Y. V. Usov and S. E. Vahsen and R. van Tonder and G. S. Varner and K. E. Varvell and A. Vinokurova and L. Vitale and V. Vobbilisetti and V. Vorobyev and A. Vossen and B. Wach and E. Waheed and H. M. Wakeling and K. Wan and W. Wan Abdullah and B. Wang and C. H. Wang and E. Wang and M. -Z. Wang and X. L. Wang and A. Warburton and M. Watanabe and S. Watanuki and J. Webb and S. Wehle and M. Welsch and C. Wessel and J. Wiechczynski and P. Wieduwilt and H. Windel and E. Won and L. J. Wu and X. P. Xu and B. D. Yabsley and S. Yamada and W. Yan and S. B. Yang and H. Ye and J. Yelton and J. H. Yin and M. Yonenaga and Y. M. Yook and K. Yoshihara and T. Yoshinobu and C. Z. Yuan and Y. Yusa and L. Zani and Y. Zhai and J. Z. Zhang and Y. Zhang and Y. Zhang and Z. Zhang and V. Zhilich and J. Zhou and Q. D. Zhou and X. Y. Zhou and V. I. Zhukova and V. Zhulanov},
journal= {arXiv preprint arXiv:2210.13143},
year = {2022}
}
备注
20 pages, 4 figures