TY - JOUR AU - Sánchez-Postigo, Alejandro AU - Ortega-Moñux, Alejandro AU - Soler Penadés, Jordi AU - Osman, Ahmed AU - Nedeljkovic, Milos AU - Qu, Zhibo AU - Wu, Yangbo AU - Molina-Fernández, Íñigo AU - Cheben, Pavel AU - Mashanovich, Goran Z AU - Wangüemert-Pérez, J Gonzalo PY - 2021 DO - 10.1364/OE.422764 UR - http://hdl.handle.net/10668/18030 T2 - Optics express AB - In recent years, sensing and communication applications have fueled important developments of group-IV photonics in the mid-infrared band. In the long-wave range, most platforms are based on germanium, which is transparent up to ∼15-µm wavelength.... LA - en TI - Suspended germanium waveguides with subwavelength-grating metamaterial cladding for the mid-infrared band. TY - research article VL - 29 ER -