Surface state evolution induced by magnetic order in axion insulator candidate

M Gong, D Sar, J Friedman, D Kaczorowski… - Physical Review B, 2022 - APS
Gap** of Dirac surface states through time reversal symmetry breaking may realize the
axion insulator state in condensed matter. Despite tremendous efforts, only a few material …

Exploring intrinsic magnetic topological insulators: The case of

H Liu, QY Wu, C Zhang, J Pang, B Chen, JJ Song… - Physical Review B, 2024 - APS
In this paper, ultrafast optical spectroscopy was employed to elucidate the intricate
topological features of EuIn 2 As 2, a promising candidate for a magnetic topological …

Large Bandgap Observed on the Surfaces of EuZn2As2 Single Crystals

D Kong, S Karbasizadeh, G Narasimha… - arxiv preprint arxiv …, 2024 - arxiv.org
EuM2As2 (M= Zn, Cd, In, Sn etc.) is an excellent material system for studying topological
properties, which can be easily tuned by magnetism involved. Theoretical calculations …