Beyond-mean-field effects in dynamics of BEC in the double-well potential Fatkhulla Kh. Abdullaev, Ravil M. Galimzyanov and Akbar M. Shermakhmatov Eur. Phys. J. D, 78 9 (2024) 118 Published online: 20 September 2024 DOI: 10.1140/epjd/s10053-024-00909-4