Atomistic study of two-dimensional discrete breathers in hcp titaniumO. V. Bachurina, R. T. Murzaev, A. A. Kudreyko, S. V. Dmitriev and D. V. BachurinEur. Phys. J. B, 95 7 (2022) 104DOI: https://doi.org/10.1140/epjb/s10051-022-00367-0