Fedotova, Anna N.Anna N.FedotovaYounesi, MohammadrezaMohammadrezaYounesiArslan, DennisDennisArslanPertsch, ThomasThomasPertschStaude, IsabelleIsabelleStaudeSetzpfandt, FrankFrankSetzpfandt2023-07-072023-07-072022https://publica.fraunhofer.de/handle/publica/4452962-s2.0-85139946779We demonstrate resonant metasurfaces with spatially engineered nonlinearity based on periodically poled lithium niobate. Such spatial control of the nonlinearity unlocks additional degrees of freedom for controlling the properties of second-harmonic radiation from metasurfaces.enconference paper