@article{fukushima,
  title = {Direct observation of a spin-polarized surface Dirac gap in the antiferromagnetic topological insulator NdBi},
  author = {Yuto Fukushima, Hiroyuki S. Suzuki, Masayuki Ochi, Takuma Nishida, Toshiya Ikenobe, Hiraku Saito, Yuto Kinoshita, Kaishu Kawaguchi, Hiroaki Tanaka, Ayumi Harasawa, Takushi Iimori, Koichiro Yaji, Masashi Tokunaga, Taro Nakajima, Kiyohisa Tanaka, Takahiro Morimoto, Ryo Mori, Takeshi Kondo},
  publisher = {Springer Science and Business Media LLC},
  year = {2026},
  keywords = {Antiferromagnetic topological insulators, Angle-resolved photoemission spectroscopy}
}