{"paper":{"title":"Lepton-Flavor-Dependent Angular Analysis of $B\\to K^\\ast \\ell^+\\ell^-$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"A. B. Kaliyar, A. Bobrov, A. Bondar, A. Bozek, A. Chen, A. Garmash, A. Ishikawa, A. J. Schwartz, A. Kuzmin, A. M. Bakich, A. Rostomyan, A. Vossen, A. Zupanc, B. Bhuyan, Belle Collaboration: S. Wehle, B. G. Cheon, B. G. Fulsom, B. Golob, B. Pal, B. Shwartz, C. H. Li, C. H. Wang, C. Kiesling, C.-L. Hsu, C. Niebuhr, C. P. Shen, C. Pulvermacher, C. Schwanda, C.-S. Park, C. Van Hulse, C. W. Park, C. Z. Yuan, D. Cinabro, D. Dutta, D. Epifanov, D. Joffe, D. Kotchetkov, D. M. Asner, D. \\v{C}ervenkov, D. Y. Kim, E. Barberio, E. Guido, E. Nakano, E. Solovieva, E. Waheed, E. Widmann, E. Won, F. Simon, F. Tenchini, G. B. Mohanty, G. Bonvicini, G. Inguglia, G. Karyan, G. Pakhlova, G. Schnell, G. Varner, H. Aihara, H. B. Jeon, H. Farhat, H. Hayashii, H. J. Kim, H. Kichimi, H. Miyake, H. Ono, H. Park, H. Yamamoto, H. Ye, I. Adachi, I. Jaegle, I. S. Seong, J. Biswal, J. B. Kim, J. Dingfelder, J. E. Fast, J. F. Strube, J.-G. Shiu, J. Haba, J. Libby, J. Rauch, J. S. Lange, K. Chilikin, K. Cho, K. E. Varvell, K. Hayasaka, K. H. Kang, K. Inami, K. J. Nath, K. Kinoshita, K. K. Joo, K. Miyabayashi, K. M. Williams, K. Senyo, K. Sumisawa, K. T. Kim, L. E. Piilonen, L. Koch, L. Li, L. Li Gioi, L. Pes\\'antez, L. Santelj, M. Bra\\v{c}ko, M. E. Sevior, M. J. Kim, M. Lubej, M. Masuda, M. Nakao, M. Nayak, M. Ritter, M. Stari\\v{c}, M. Takizawa, M. T. Hedges, M. Uchida, M. Watanabe, M. Ziegler, M.-Z. Wang, N. Dash, N. Gabyshev, N. K. Nisar, O. Grzymkowska, O. Schneider, O. Seon, P. Behera, P. Chang, P. Goldenzweig, P. Katrenko, P. Kody\\v{s}, P. Kri\\v{z}an, P. Krokovny, P. Urquijo, P. Wang, R. Ayad, R. Chistov, R. Gillard, R. Itoh, R. Kulasiri, R. Mizuk, R. Mussa, R. Sinha, S. Al Said, S. Eidelman, S. E. Vahsen, S. H. Kim, S. Korpar, S. Nishida, S. Ogawa, S. Paul, S. Sandilya, S. Uno, S. Yashchenko, T.-A. Shibata, T. Aushev, T. Aziz, T. E. Browder, T. Ferber, T. Hara, T. Iijima, T. Julius, T. Kawasaki, T. Kuhr, T. Kumita, T. Luo, T. Matsuda, T. Mori, T. Nanut, T. Sanuki, T. Schl\\\"uter, T. Sumiyoshi, T. Tsuboyama, T. Uglov, U. Tamponi, V. Aulchenko, V. Babu, V. Bansal, V. Chekelian, V. Gaur, V. Savinov, V. Vorobyev, V. Zhilich, V. Zhukova, V. Zhulanov, W. Bartel, W.-S. Hou, W. W. Jacobs, Y. Choi, Y. Iwasaki, Y. Jin, Y.-J. Kwon, Y. Li, Y. Onuki, Y. Sakai, Y. Sato, Y. Seino, Y. Unno, Y. Ushiroda, Y. Usov, Y. Watanabe, Y. Yamashita, Y. Yook, Y. Yusa, Z. Dr\\'asal, Z. Natkaniec, Z. P. Zhang","submitted_at":"2016-12-15T11:04:00Z","abstract_excerpt":"We present a measurement of angular observables and a test of lepton flavor universality in the $B\\to K^\\ast \\ell^+\\ell^-$ decay, where $\\ell$ is either $e$ or $\\mu$. The analysis is performed on a data sample corresponding to an integrated luminosity of $711~\\mathrm{fb}^{-1}$ containing $772\\times 10^{6}$ $B\\bar B$ pairs, collected at the $\\Upsilon(4S)$ resonance with the Belle detector at the asymmetric-energy $e^+e^-$ collider KEKB. The result is consistent with Standard Model (SM) expectations, where the largest discrepancy from a SM prediction is observed in the muon modes with a local si"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.05014","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}