Optical properties of a hollow cylindrical quantum wire in a parallel applied magnetic field Moletlanyi Tshipa, Monkami Masale, Kawtar Feddi, Laura M. Pérez and Elmustapha Feddi Eur. Phys. J. Plus, 139 11 (2024) 967 Published online: 04 November 2024 DOI: 10.1140/epjp/s13360-024-05763-2