Single Mode Photonic Crystal Vertical Cavity Surface Emitting Lasers
Figure 9
Modal properties of oxide-confined PhC VCSELs; designs that are independent of wavelength are shown in dashed circles: (a) b/a = 0.7, a = 4 μm, oxide aperture = 12 μm and (b) b/a = 0.7, a = 4.5 μm, oxide aperture = 12 μm [18].