893086.fig.0020a
(a)
893086.fig.0020b
(b)
893086.fig.0020c
(c)
Figure 20: (a) spectra of 3 coupled cavities simulated through FDTD. (b) the first and third cavities have been index switched to show spectra that now represents an isolated heterostructured High- 𝑄 cavity. The spatial mode profile of this High- 𝑄 mode is also shown in (c).