Wafer-scale arrayed waveguide gratings on thin-film lithium tantalate achieve 100 GHz channel spacing, 3.16 dB insertion loss, and -14.67 dB crosstalk.
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Arrayed waveguide gratings in lithium tantalate integrated photonics
Wafer-scale arrayed waveguide gratings on thin-film lithium tantalate achieve 100 GHz channel spacing, 3.16 dB insertion loss, and -14.67 dB crosstalk.