Ultra-broadband silicon photonics devices based on subwavelength metamaterials -INVITED
A. V. Velasco, D. González-Andrade, A. Herrero-Bermello, J. M. Luque-González, R. Halir, J. G. Wangüemert-Pérez, A. Ortega-Moñux, A. Dias, I. Molina-Fernández and P. Cheben