Pulsed heterodyne interferometry for nonlinear SOI waveguide characterization Rajath Sawant, Meryem Ibnoussina, Pierre Colman, Jean-Baptiste Jager, Benoit Charbonnier, Pierre Noe, Aurélien Coillet and Benoit Cluzel EPJ Web Conf., 287 (2023) 01011 Published online: 18 October 2023 DOI: 10.1051/epjconf/202328701011