Effect of discrete breathers on macroscopic properties of the Fermi-Pasta-Ulam chain Elena A. Korznikova, Alina Y. Morkina, Mohit Singh, Anton M. Krivtsov, Vitaly A. Kuzkin, Vakhid A. Gani, Yuri V. Bebikhov and Sergey V. Dmitriev Eur. Phys. J. B, 93 7 (2020) 123 Published online: 01 July 2020 DOI: 10.1140/epjb/e2020-10173-7