Ultra broadband flat dispersion tailoring on reversed-rib chalcogenide glass waveguide
Zhai Yanfen, Qi Renduo, Yuan Chenzhi, Zhang Wei†, 
, Huang Yidong
, Huang Yidong Sketches of the proposed waveguide structures. (a) The reversed-rib waveguide without slot. (b) The reversed-rib waveguide with a silica slot.
