RECONSTRUCTING THE AXIAL VOID VELOCITY PROFILE IN BWRs FROM MEASUREMENTS OF THE IN-CORE NEUTRON NOISE Imre Pázsit, Mathieu Hursin, Henrik Nylén and Victor Dykin EPJ Web Conf., 247 (2021) 02013 Published online: 22 February 2021 DOI: 10.1051/epjconf/202124702013