Selective EHF absorber based on BaFe12O19 hexaferriteKirill V. Dorozhkin, Grigorii E. Kuleshov, Alexander V. Badin, Maxim O. Gering and Kseniya V. SimonovaITM Web Conf., 30 (2019) 07006DOI: https://doi.org/10.1051/itmconf/20193007006