Verbist, MarieMarieVerbistVan Thourhout, DriesDriesVan ThourhoutBogaerts, WimWimBogaerts2021-10-202021-10-202012https://imec-publications.be/handle/20.500.12860/21769Low-contrast top gratings in high-contrast SOI waveguides for integrated holographic filtersProceedings paper