We theoretically investigate the formation of frequency combs in a dispersive second-harmonic generation cavity system, and predict the existence of quadratic cavity solitons in the absence of a temporal walk-off. (C) 2019 The Author(s)
Funding Agencies|European Union via the Marie Sklodowska-Curie programme [713694]; ERC [757800]; Swedish Research Council [2017-05309]; KU Leuven; Italian Ministry of University and Research (MIUR) [PRIN 2015KEZNYM]