Investigation on electronic, elastic and anisotropic properties of beryllium–doped NiTi2 compoundXumin Yang, Jinyu Qiao, Yuhao Xia, Xin Li, Nan Zhang, Hongsheng Zhao and Huanming ChenEur. Phys. J. B, 99 3 (2026) 44DOI: https://doi.org/10.1140/epjb/s10051-026-01147-w