Jaden R. Love, Carlos A. Armenta, Atlantis K. Moses, Haley B. Woolf, Jan Hrabovsky, Stefan Zollner, Aaron N. Engel, Christopher J. Palmstrøm. "Hole concentrations in doped gray α -Sn on InSb and CdTe measured with infrared ellipsometry." Journal of Applied Physics (2026). https://doi.org/10.1063/5.0315746