{"paper":{"title":"Search for $B_{s}^{0}\\rightarrow\\gamma\\gamma$ and a measurement of the branching fraction for $B_{s}^{0}\\rightarrow\\phi\\gamma$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"A. Abdesselam, A. Bobrov, A. Chen, A. Drutskoy, A. Garmash, A. Ishikawa, A. J. Schwartz, A. Kuzmin, A. M. Bakich, A. Moll, A. Rostomyan, A. Sibidanov, A. Sokolov, A. Vinokurova, A. Vossen, A. Zupanc, B. Bhuyan, Belle Collaboration: D. Dutta, B. G. Cheon, B. Golob, B. R. Ko, B. Shwartz, C. H. Wang, C. Kiesling, C. Schwanda, C. Van Hulse, D. Cinabro, D. Getzkow, D. Joffe, D. Liventsev, D. M. Asner, D. Matvienko, D. Semmler, D. \\v{C}ervenkov, D. Y. Kim, E. Kato, E. Nakano, E. Ribe\\v{z}l, E. Solovieva, E. Won, F. Simon, G. B. Mohanty, G. Bonvicini, G. Pakhlova, G. Schnell, G. Varner, H. Aihara, H. Farhat, H. Hayashii, H. Miyata, H. Yamamoto, I. Adachi, I. Jaegle, I. S. Lee, J. B. Kim, J. Dalseno, J. E. Fast, J.-G. Shiu, J. H. Kim, J. Libby, J. S. Lange, J. Yamaoka, K. Arinstein, K. Chilikin, K. Cho, K. Dutta, K. H. Kang, K. Kinoshita, K. M. Williams, K. T. Kim, K. Trabelsi, L. E. Piilonen, L. Li Gioi, L. Santelj, M. Bra\\v{c}ko, M. J. Kim, M. Nakao, M. Nayak, M. N. Wagner, M. Petri\\v{c}, M. Ritter, M. Stari\\v{c}, M. Sumihama, M. Uchida, N. K. Nisar, O. Frost, O. Schneider, P. Kody\\v{s}, P. Kri\\v{z}an, P. Krokovny, P. Lewis, P. Pakhlov, P. Vanhoefer, P. Wang, R. Ayad, R. Chistov, R. Mizuk, R. Mussa, R. Pestotnik, S. Al Said, S. Bahinipati, S. Eidelman, S. Ganguly, S. H. Kim, S. Korpar, S. Nishida, S. Ogawa, S. Okuno, S. Sandilya, S. Uno, S. Wehle, S. Yashchenko, T.-A. Shibata, T. Aushev, T. Aziz, T. E. Browder, T. Iijima, T. K. Pedlar, T. Kuhr, T. Mori, T. Nanut, T. Sanuki, T. Sumiyoshi, V. Aulchenko, V. Bansal, V. Bhardwaj, V. Chobanova, V. Gaur, V. Savinov, V. Shebalin, V. Zhilich, W.-S. Hou, X. H. He, Y. Choi, Y. Iwasaki, Y. J. Kim, Y.-J. Kwon, Y. Li, Y. M. Goh, Y. Sakai, Y. Sato, Y.-S. Sohn, Y. Teramoto, Y. Unno, Y. Usov, Y. Watanabe, Y. Yusa, Z. Dole\\v{z}al, Z. Dr\\'asal, Z. P. Zhang","submitted_at":"2014-11-28T07:44:18Z","abstract_excerpt":"We search for the decay $B_{s}^{0}\\rightarrow\\gamma\\gamma$ and measure the branching fraction for $B_{s}^{0}\\rightarrow\\phi\\gamma$ using 121.4~$\\textrm{fb}^{-1}$ of data collected at the $\\Upsilon(\\mathrm{5}S)$ resonance with the Belle detector at the KEKB asymmetric-energy $e^{+}e^{-}$ collider. The $B_{s}^{0}\\rightarrow\\phi\\gamma$ branching fraction is measured to be $(3.6 \\pm 0.5 (\\mathrm{stat.}) \\pm 0.3 (\\mathrm{syst.}) \\pm 0.6 (f_{s})) \\times 10^{-5}$, where $f_{s}$ is the fraction of $B_{s}^{(*)}\\bar{B}_{s}^{(*)}$ in $b\\bar{b}$ events. Our result is in good agreement with the theoretical"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.7771","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"}