Figure 5
From: Two-port connecting-layer-based sandwiched grating by a polarization-independent design

The phase difference ratio between ΔφTE and ΔφTM versus the grating duty cycle at an incident wavelength of 800 nm and a period of 780 nm.
From: Two-port connecting-layer-based sandwiched grating by a polarization-independent design

The phase difference ratio between ΔφTE and ΔφTM versus the grating duty cycle at an incident wavelength of 800 nm and a period of 780 nm.