Nisar, N. K.Savinov, V.Adachi, I.Aihara, H.Al Said, S.Asner, D. M.Atmacan, H.Aushev, T.Ayad, R.Babu, V.Bahinipati, S.Behera, P.Bennett, J.Bessner, M.Bhardwaj, V.Bhuyan, B.Bilka, T.Biswal, J.Bonvicini, G.Bozek, A.Browder, T. E.Campajola, M.Chang, M. -C.Chekelian, V.Chen, A.Cheon, B. G.Chilikin, K.Cho, H. E.Cho, K.Choi, S. -K.Choi, Y.Choudhury, S.Cinabro, D.Cunliffe, S.Das, S.Dash, N.De Nardo, G.Dhamija, R.Di Capua, F.Dolezal, Z.Dong, T.Dubey, S.Eidelman, S.Epifanov, D.Ferber, T.Ferlewicz, D.Frey, A.Fulsom, B. G.Garg, R.Gaur, V.Gabyshev, N.Garmash, A.Giri, A.Goldenzweig, P.Guan, Y.Gudkova, K.Hadjivasiliou, C.Halder, S.Hara, T.Hartbrich, O.Hayasaka, K.Hayashii, H.Hedges, M. T.Hsu, C. -L.Iijima, T.Inami, K.Ishikawa, A.Itoh, R.Iwasaki, M.Iwasaki, Y.Jacobs, W. W.Jia, S.Jin, Y.Joo, C. W.Joo, K. K.Kahn, J.Kaliyar, A. B.Kang, K. H.Karyan, G.Kawasaki, T.Kichimi, H.Kiesling, C.Kim, C. H.Kim, D. Y.Kim, S. H.Kim, Y. -K.Kinoshita, K.Kodys, P.Konno, T.Korobov, A.Korpar, S.Kovalenko, E.Krizan, P.Kroeger, R.Krokovny, P.Kuhr, T.Kumar, M.Kumar, R.Kumara, K.Kuzmin, A.Kwon, Y. -J.Lalwani, K.Lange, J. S.Lee, S. C.Li, Y. B.Li Gioi, L.Libby, J.Lieret, K.Liventsev, D.MacQueen, C.Masuda, M.Matsuda, T.Matvienko, D.Merola, M.Metzner, F.Mizuk, R.Mohanty, G. B.Mohanty, S.Nakao, M.Natochii, A.Nayak, L.Nayak, M.Nishida, S.Nishimura, K.Ogawa, S.Ono, H.Onuki, Y.Oskin, P.Pakhlov, P.Pakhlova, G.Pang, T.Pardi, S.Park, H.Park, S. -H.Patra, S.Paul, S.Pedlar, T. K.Pestotnik, R.Piilonen, L. E.Podobnik, T.Prencipe, E.Prim, M. T.Rohrken, M.Rostomyan, A.Rout, N.Russo, G.Sahoo, D.Sandilya, S.Sangal, A.Santelj, L.Sanuki, T.Schnell, G.Schueler, J.Schwanda, C.Seino, Y.Senyo, K.Sevior, M. E.Shapkin, M.Sharma, C.Shen, C. P.Shiu, J. -G.Shwartz, B.Simon, F.Solovieva, E.Stanic, S.Staric, M.Stottler, Z. S.Sumihama, M.Sumiyoshi, T.Takizawa, M.Tamponi, U.Tanida, K.Tenchini, F.Trabelsi, K.Uchida, M.Uglov, T.Unno, Y.Uno, S.Urquijo, P.Van Tonder, R.Varner, G.Vossen, A.Waheed, E.Wang, C. H.Wang, M. -Z.Wang, P.Wang, X. L.Watanuki, S.Won, E.Xu, X.Yabsley, B. D.Yan, W.Yang, S. B.Ye, H.Zhang, Z. P.Zhilich, V.Zhukova, V.2024-01-222024-01-222021-08-162470-0010https://hdl.handle.net/10919/117490We report the results of the first search for the decay Bs0→η′η using 121.4 fb-1 of data collected at the I (5S) resonance with the Belle detector at the KEKB asymmetric-energy e+e-collider. We observe no significant signal and set a 90% confidence-level upper limit of 6.5×10-5 on the branching fraction of this decay.8 page(s)application/pdfenIn CopyrightPhysicsArticle - Refereedhttps://doi.org/10.1103/PhysRevD.104.L0311011043Piilonen, Leo [0000-0001-6836-0748]2470-0029