authors Ginel-Moreno, P Hadij-ElHouati, A Sánchez-Postigo, A Wangüemert-Pérez, JG Molina-Fernández, Í Schmid, JH Cheben, Pavel Ortega-Moñux, A
keywords Bragg structures Fourier optics PHOTONICS SILICON Silicon photonics optical antennas optical phased array subwavelength grating metamaterials