Journal Article 4 angle‐resolved photoemission spectroscopy 2D polar metal 1 IV‐VI compounds 1 altermagnetism 1 anomalous Hall conductivity 1 buckled honeycomb binary lattice 1 plus ... correlated states 1 dirac nodal lines/points 1 electronic band structure 1 ferroelectricity 1 ferromagnetism 1 first‐principles calculations 1 phase transition 1 rashba spin texture 1 spintronics 1 topological materials 1 x‐ray diffraction 1 moins ...