Fully suspended slot waveguides for high refractive index sensitivity Zhou, Wen ; Cheng, Zhenzhou ; Wu, Xinru ; Zhu, Bingqing ; Sun, Xiankai ; Tsang, Hon Ki Abstract Publication: Optics Letters Pub Date: April 2017 DOI: 10.1364/OL.42.001245 Bibcode: 2017OptL...42.1245Z