Design of an acoustic sensor for fission gas release characterization devoted to JHR environment measurementsF. Baudry, E. Rosenkrantz, P. Combette, D. Fourmentel, C. Destouches and J.Y. FerrandisEPJ Web Conf., 253 (2021) 04028DOI: https://doi.org/10.1051/epjconf/202125304028