A transfer-printed lithium niobate on diamond waveguide transmits 2.8 GHz phonons with -5.8 dB total insertion loss at 4 K.
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Integrated phononic waveguide on thin-film lithium niobate on diamond
A transfer-printed lithium niobate on diamond waveguide transmits 2.8 GHz phonons with -5.8 dB total insertion loss at 4 K.