Two-dimensional quasilayered hexagonal V2N2 manipulated by temperature, strain, electric field, and magnetic field: Antiferromagnetic higher-order topological Mott state and in-plane valley polarization effectRemoveZixuan Zhang, Xibin Liu, Lixiu Guan, Xiaobiao Liu, Xiangru Kong, and Linyang LiPhys. Rev. B 113, 054436 (2026)
