Dispersion Engineered Silicon Nanocrystal Slot Waveguides for Soliton Ultrafast Optical Processing

Table 1

Optical parameters of SOI rib waveguides.

Parameter	RIB no. 1; [26]	RIB no. 2; This paper	RIB no.; This paper
Rib width (nm)	860	400	400
Total rib height (nm)	400; (𝑟=0.33)	400; (𝑟=0.15)	400; (𝑟=0.3)
Polarization state	quasi-TM	quasi-TM	quasi-TM
Effective mode area 𝐴eff (μm^2)	0.13	0.23	0.28
Nonlinear parameter 𝛾 ((Wm)^−1)	187.1	105.7	86.9
GVD coefficientβ 2 (ps^2/m)	−2.26	−3.5	−2.5

Three different SOI rib waveguides indicated as RIB no. 1, RIB no. 2, and RIB no. 3, have been considered.