Non-catalytic NOx reduction for marine Diesel engine: an experimental approach Anna Maria Raspolli Galletti, Stefano Frigo, Marco Antonelli, Gianluca Pasini, Paolo Bertetti and Federico Tocchi E3S Web Conf., 312 (2021) 07015 Published online: 22 October 2021 DOI: 10.1051/e3sconf/202131207015