Dark-Sector Search via Pion-Produced η and η^{'} Mesons Decaying Invisibly in the NA64h Detector.
Andreev YM, Antonov A, Ayala Torres MA, Banerjee D, Banto Oberhauser B, Bernhard J, Bisio P, Celentano A, Charitonidis N, Cooke D, Crivelli P, Depero E, Dermenev AV, Donskov SV, Dusaev RR, Enik T, Frolov VN, Gertsenberger SV, Girod S, Gninenko SN, Hösgen M, Kachanov VA, Kambar Y, Karneyeu AE, Kekelidze GD, Ketzer B, Kirpichnikov DV, Kirsanov MM, Kolosov VN, Kramarenko VA, Kravchuk LV, Krasnikov NV, Kuleshov SV, Lyubovitskij VE, Marini A, Marsicano L, Matveev VA, Mena Fredes R, Mena Yanssen RG, Molina Bueno L, Mongillo M, Peshekhonov DV, Polyakov VA, Radics B, Salamatin KM, Samoylenko VD, Sieber H, Shchukin DA, Soto O, Tikhomirov VO, Tlisova IV, Toropin AN, Tuzi M, Volkov PV, Volkov VY, Voronchikhin IV, Zamora-Saá J, Zhevlakov AS; NA64 Collaboration.
Andreev YM, et al. Among authors: antonov a.
Phys Rev Lett. 2024 Sep 20;133(12):121803. doi: 10.1103/PhysRevLett.133.121803.
Phys Rev Lett. 2024.
PMID: 39373432