Fig. 2: Simulated and measured transmission efficiency of the four-channel coarse wavelength division multiplexer. | Nature Communications

Fig. 2: Simulated and measured transmission efficiency of the four-channel coarse wavelength division multiplexer.

From: Integrated silicon nitride devices via inverse design

Fig. 2

a Simulated transmission obtained using a 3D finite-difference time-domain algorithm. Measured transmission from fabricated devices: (b) original design and (c) layout corrected design. Solid lines represent average transmission, and gray shaded areas show the range between minimum and maximum values obtained during measurements.

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