Design and Fabrication of Slotted Multimode Interference Devices for Chemical and Biological Sensing
Figure 6
(a) and (b) 3D power distribution and 2D cross-section image of a Six-slot MMI sensor with cover liquid refractive index of 1.468 at = 633 nm. (c) and (d) 3D power distribution and 2D cross-section image with cover index of 1.465848 at = 633 nm. (Horizontal axis and vertical axis are width of the device and output intensity, respectively, with the arbitrary units).