10.6084/m9.figshare.8866097.v1 Momchil Minkov Momchil Minkov Dario Gerace Dario Gerace Shanhui Fan Shanhui Fan Doubly resonant photonic crystal cavity based on a bound state in the continuum for efficient χ-2 nonlinear frequency conversion: supplementary material - 4051953.pdf Optica Publishing Group 2019 Nanophotonics and Photonic Crystals 2019-08-06 21:10:13 Journal contribution https://opticapublishing.figshare.com/articles/journal_contribution/Doubly_resonant_photonic_crystal_cavity_based_on_a_bound_state_in_the_continuum_for_efficient_-2_nonlinear_frequency_conversion_supplementary_material_-_4051953_pdf/8866097 Supplemental document