Geometric symmetry modulated spin polarization of electron transport in graphene-like zigzag FeB2 nanoribbonsJian-Hua Li, Yan-Dong Guo, Xiao-Hong Yan, Hong-Li Zeng, Xiao-Chen Song and Xin-Yi MouEur. Phys. J. B, 91 7 (2018) 154DOI: https://doi.org/10.1140/epjb/e2018-90094-8