Fig. 1: Preparation and characterization of optical waveguides (OWGs) in glass. | Nature Communications

Fig. 1: Preparation and characterization of optical waveguides (OWGs) in glass.

From: Ultra-broadband all-optical nonlinear activation function enabled by MoTe2/optical waveguide integrated devices

Fig. 1

a Schematic of femtosecond laser direct writing of OWGs in glass. b Top and (c) side view of OWGs. d The mode field images of OWGs in the range from visible to near-infrared range. Scale bar: 10 μm. The color bar represents the normalized intensity of light passing through the OWGs.

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