Spin splitting tunable optical band gap in polycrystalline GdN thin films for spin filtering - Vilela, Gilvania; Stephen, Gregory M; Gratens, Xavier Pierre Marie; Galgano, Giovanni Decot; Hou, Yasen; Takamura, Yota; Heiman, D; Henriques, André Bohomoletz; Berera, G; Moodera, J S (Physical Review B, 2024)