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      Nature of the Dirac gap modulation and surface magnetic interaction in axion antiferromagnetic topological insulator MnBi2Te4A 

      Shikin, M.; Estyunin, D. A.; Klimovskikh, I. I.; Filnov, S. O.; Schwier, E. F.; Kumar, S.; Miyamoto, K.; Okuda, T.; Kimura, A.; Kuroda, K.; Yaji, K.; Shin, S.; Takeda, Y.; Saitoh, Y.; Aliev, Z. S.; Mamedov, N. T.; Amiraslanov, I. R.; Babanly, M. B.; Otrokov, Mikhail M.; Eremeev, S. V.; Chulkov, Evgueni V. (Nature, 2020-08-06)
      Modification of the gap at the Dirac point (DP) in axion antiferromagnetic topological insulator MnBi2Te4 and its electronic and spin structure have been studied by angle- and spin-resolved photoemission spectroscopy (ARPES) ...