%0 Conference Paper %B Photonics North, 2015 %D 2015 %T Propagation loss in sub-wavelength grating waveguides %A Sherwali, Ahmed %A Donzella, Valentina %A Chrostowski, Lukas %I IEEE %U http://dx.doi.org/10.1109/PN.2015.7292535 %8 06/2015 %9 inproceedings