Morphology, electrical & optical properties of BaO thin films deposited by PVD Amina Laouid, Amine Alaoui Belghiti, Krzysztof Wisniewski, Mouhaydine Tlemçani, Przemysław Płóciennik, Abdelowahed Hajjaji and Anna Zawadzka Matériaux & Techniques, 111 5-6 (2023) 503 Published online: 15 March 2024 DOI: 10.1051/mattech/2023033