Hydrogen-based technologies in maritime sector: technical analysis and prospective Mariagiovanna Minutillo, Viviana Cigolotti, Giovanni Di Ilio, Arianna Bionda, Erik-Jan Boonen and Thomas Wannemacher E3S Web Conf., 334 (2022) 06011 Published online: 10 January 2022 DOI: 10.1051/e3sconf/202233406011