Skip to main navigation Skip to search Skip to main content

Precise Measurement of the D0 and D+ Lifetimes at Belle II

  • F. Abudinén
  • , I. Adachi
  • , K. Adamczyk
  • , L. Aggarwal
  • , H. Ahmed
  • , H. Aihara
  • , N. Akopov
  • , A. Aloisio
  • , N. Anh Ky
  • , D. M. Asner
  • , H. Atmacan
  • , V. Aushev
  • , V. Babu
  • , S. Bacher
  • , H. Bae
  • , S. Baehr
  • , S. Bahinipati
  • , P. Bambade
  • , Sw Banerjee
  • , S. Bansal
  • M. Barrett, J. Baudot, M. Bauer, A. Baur, J. Becker, P. K. Behera, J. V. Bennett, E. Bernieri, F. U. Bernlochner, M. Bertemes, E. Bertholet, M. Bessner, S. Bettarini, V. Bhardwaj, F. Bianchi, T. Bilka, S. Bilokin, D. Biswas, A. Bobrov, D. Bodrov, A. Bolz, A. Bozek, M. Bračko, P. Branchini, N. Braun, R. A. Briere, T. E. Browder, A. Budano, S. Bussino, M. Campajola, L. Cao, G. Casarosa, C. Cecchi, D. Červenkov, M. C. Chang, P. Chang, R. Cheaib, V. Chekelian, C. Chen, Y. T. Chen, B. G. Cheon, K. Chilikin, K. Chirapatpimol, H. E. Cho, K. Cho, S. J. Cho, S. K. Choi, S. Choudhury, D. Cinabro, L. Corona, L. M. Cremaldi, S. Cunliffe, T. Czank, F. Dattola, E. De La Cruz-Burelo, G. De Marino, G. De Nardo, G. De Pietro, R. De Sangro, M. Destefanis, S. Dey, A. De Yta-Hernandez, A. Di Canto, F. Di Capua, J. Dingfelder, Z. DoleŽal, I. Domínguez Jiménez, T. V. Dong, M. Dorigo, K. Dort, D. Dossett, S. Dubey, S. Duell, G. Dujany, P. Ecker, D. Epifanov, T. Ferber, D. Ferlewicz, G. Finocchiaro, K. Flood, A. Fodor, F. Forti, B. G. Fulsom, A. Gabrielli, N. Gabyshev, A. Gaz, A. Gellrich, G. Giakoustidis, R. Giordano, A. Giri, A. Glazov, B. Gobbo, R. Godang, P. Goldenzweig, B. Golob, W. Gradl, E. Graziani, D. Greenwald, T. Gu, Y. Guan, K. Gudkova, J. Guilliams, C. Hadjivasiliou, S. Halder, K. Hara, T. Hara, O. Hartbrich, K. Hayasaka, H. Hayashii, S. Hazra, C. Hearty, I. Heredia De La Cruz, M. Hernández Villanueva, A. Hershenhorn, T. Higuchi, E. C. Hill, H. Hirata, M. Hoek, M. Hohmann, C. L. Hsu, T. Humair, T. Iijima, K. Inami, G. Inguglia, A. Ishikawa, R. Itoh, M. Iwasaki, Y. Iwasaki, W. W. Jacobs, D. E. Jaffe, E. J. Jang, S. Jia, Y. Jin, H. Junkerkalefeld, H. Kakuno, A. B. Kaliyar, J. Kandra, K. H. Kang, R. Karl, G. Karyan, Y. Kato, T. Kawasaki, C. Kiesling, C. H. Kim, D. Y. Kim, Y. K. Kim, Y. Kim, T. D. Kimmel, K. Kinoshita, P. Kodyš, T. Koga, S. Kohani, T. Konno, S. Korpar, E. Kovalenko, R. Kowalewski, T. M.G. Kraetzschmar, F. Krinner, P. KriŽan, P. Krokovny, T. Kuhr, J. Kumar, M. Kumar, R. Kumar, K. Kumara, S. Kurz, A. Kuzmin, Y. J. Kwon, S. Lacaprara, K. Lalwani, T. Lam, L. Lanceri, J. S. Lange, M. Laurenza, K. Lautenbach, F. R. Le Diberder, S. C. Lee, P. Leitl, D. Levit, C. Li, L. K. Li, J. Libby, K. Lieret, Z. Liptak, Q. Y. Liu, D. Liventsev, S. Longo, T. Lueck, C. Lyu, R. Manfredi, E. Manoni, C. Marinas, A. Martini, T. Matsuda, K. Matsuoka, D. Matvienko, J. A. McKenna, F. Meier, M. Merola, F. Metzner, C. Miller, K. Miyabayashi, R. Mizuk, G. B. Mohanty, N. Molina-Gonzalez, H. Moon, H. G. Moser, M. Mrvar, C. Murphy, R. Mussa, I. Nakamura, K. R. Nakamura, M. Nakao, H. Nakazawa, Z. Natkaniec, A. Natochii, G. Nazaryan, C. Niebuhr, M. Niiyama, N. K. Nisar, S. Nishida, K. Nishimura, S. Ogawa, Y. Onishchuk, H. Ono, Y. Onuki, P. Oskin, E. R. Oxford, H. Ozaki, P. Pakhlov, A. Paladino, T. Pang, A. Panta, E. Paoloni, S. Pardi, H. Park, S. H. Park, B. Paschen, A. Passeri, A. Pathak, S. Patra, S. Paul, T. K. Pedlar, I. Peruzzi, R. Peschke, R. Pestotnik, F. Pham, M. Piccolo, L. E. Piilonen, G. Pinna Angioni, P. L.M. Podesta-Lerma, T. Podobnik, S. Pokharel, G. Polat, V. Popov, C. Praz, S. Prell, E. Prencipe, M. T. Prim, M. V. Purohit, H. Purwar, N. Rad, P. Rados, S. Raiz, S. Reiter, M. Remnev, I. Ripp-Baudot, G. Rizzo, L. B. Rizzuto, S. H. Robertson, J. M. Roney, A. Rostomyan, N. Rout, M. Rozanska, D. Sahoo, D. A. Sanders, S. Sandilya, A. Sangal, L. Santelj, Y. Sato, V. Savinov, B. Scavino, J. Schueler, C. Schwanda, A. J. Schwartz, Y. Seino, A. Selce, K. Senyo, J. Serrano, C. Sfienti, J. G. Shiu, B. Shwartz, A. Sibidanov, F. Simon, R. J. Sobie, A. Soffer, A. Sokolov, E. Solovieva, S. Spataro, B. Spruck, M. Starič, S. Stefkova, Z. S. Stottler, R. Stroili, J. Strube, M. Sumihama, W. Sutcliffe, S. Y. Suzuki, H. Svidras, M. Tabata, M. Takizawa, U. Tamponi, S. Tanaka, K. Tanida, H. Tanigawa, N. Taniguchi, F. Tenchini, R. Tiwary, D. Tonelli, E. Torassa, N. Toutounji, K. Trabelsi, T. Tsuboyama, I. Ueda, S. Uehara, Y. Uematsu, T. Uglov, K. Unger, Y. Unno, K. Uno, S. Uno, P. Urquijo, Y. Ushiroda, Y. V. Usov, S. E. Vahsen, R. Van Tonder, G. S. Varner, A. Vinokurova, L. Vitale, A. Vossen, E. Waheed, H. M. Wakeling, E. Wang, M. Z. Wang, X. L. Wang, A. Warburton, M. Watanabe, M. Welsch, C. Wessel, J. Wiechczynski, E. Won, X. P. Xu, B. D. Yabsley, S. Yamada, W. Yan, S. B. Yang, H. Ye, J. Yelton, J. H. Yin, K. Yoshihara, Y. Yusa, L. Zani, V. Zhilich, Q. D. Zhou, X. Y. Zhou, V. I. Zhukova, R. Žlebčík
  • National Institute for Nuclear Physics
  • The Graduate University for Advanced Studies
  • High Energy Accelerator Research Organization, Tsukuba
  • H. Niewodniczanski Institute of Nuclear Physics
  • Panjab University
  • Saint Francis Xavier University
  • The University of Tokyo
  • A. Alikhanian Yerevan Institute of Physics
  • University of Naples Federico II
  • Duy Tan University
  • Vietnamese Academy of Science and Technology
  • Brookhaven National Laboratory
  • University of Cincinnati
  • Kyiv National Taras Shevchenko University
  • German Electron Synchrotron
  • Karlsruhe Institute of Technology
  • Indian Institute of Technology Bhubaneswar
  • Université Paris-Saclay
  • University of Louisville
  • Université de Strasbourg
  • Indian Institute of Technology Madras
  • University of Mississippi
  • University of Bonn
  • Austrian Academy of Sciences
  • Tel Aviv University
  • University of Hawai'i at Mānoa
  • University of Pisa
  • Indian Institute of Science Education and Research Mohali
  • University of Turin
  • Charles University
  • Ludwig Maximilian University of Munich
  • RAS - Budker Institute of Nuclear Physics
  • Novosibirsk State University
  • RAS - P.N. Lebedev Physics Institute
  • Higher School of Economics
  • Jožef Stefan Institute
  • University of Maribor
  • Carnegie Mellon University
  • Roma Tre University
  • University of Perugia
  • Fu Jen Catholic University
  • National Taiwan University
  • Max Planck Institute for Physics (Werner Heisenberg Institute)
  • Iowa State University
  • Hanyang University
  • Chiang Mai University
  • Korea Institute of Science and Technology Information
  • Yonsei University
  • Gyeongsang National University
  • Indian Institute of Technology Hyderabad
  • Wayne State University
  • Centro de Investigacion y de Estudios Avanzados del Instituto Politécnico Nacional
  • Universidad Autonoma de Sinaloa
  • Justus Liebig University Giessen
  • University of Melbourne
  • McGill University
  • Pacific Northwest National Laboratory
  • University of Trieste
  • University of Padua
  • University of South Alabama
  • University of Ljubljana
  • Johannes Gutenberg University Mainz
  • Technical University of Munich
  • University of Pittsburgh
  • Tata Institute of Fundamental Research
  • Niigata University
  • Nara Women's University
  • Institute of Particle Physics
  • University of British Columbia
  • Consejo Nacional de Ciencia y Tecnologia Mexico
  • Nagoya University
  • The University of Sydney
  • Osaka Metropolitan University
  • Indiana University Bloomington
  • Fudan University
  • Tokyo Metropolitan University
  • Kitasato University
  • Soongsil University
  • Korea University
  • Virginia Polytechnic Institute and State University
  • University of Victoria BC
  • Malaviya National Institute of Technology
  • Punjab Agricultural University
  • Aix-Marseille Université
  • Kyungpook National University
  • Liaoning Normal University
  • Hiroshima University
  • IFIC(CSIC-Universitat de Valencia)
  • University of Miyazaki
  • Duke University
  • Kyoto Sangyo University
  • Toho University
  • Moscow Engineering Physics Institute
  • Luther College, Decorah
  • Okinawa Institute of Science and Technology Graduate University
  • Agenzia nazionale per le nuove tecnologie, l'energia e lo sviluppo economico sostenibile
  • Yamagata University
  • Institute for High Energy Physics
  • Gifu University
  • The University of Osaka
  • Chiba University
  • RIKEN
  • Showa Pharmaceutical University
  • Japan Atomic Energy Agency
  • Soochow University
  • University of Science and Technology of China
  • University of Florida

Research output: Contribution to journalArticlepeer-review

24 Scopus citations

Abstract

We report a measurement of the D0 and D+ lifetimes using D0→K-π+ and D+→K-π+π+ decays reconstructed in e+e-→cc¯ data recorded by the Belle II experiment at the SuperKEKB asymmetric-energy e+e- collider. The data, collected at center-of-mass energies at or near the (4S) resonance, correspond to an integrated luminosity of 72 fb-1. The results, τ(D0)=410.5±1.1(stat)±0.8(syst) fs and τ(D+)=1030.4±4.7(stat)±3.1(syst) fs, are the most precise to date and are consistent with previous determinations.

Original languageEnglish
Article number211801
JournalPhysical Review Letters
Volume127
Issue number21
DOIs
StatePublished - 19 Nov 2021

Cite this