Suspended Waveguide for Mechanical Driving of Color Centers in Diamond
Sophie W. Ding (Harvard University)
Eliza Cornell (Harvard University)
Linbo Shao (Harvard School of Engineering and Applied Sciences, Virginia Tech)
Benjamin Pingault (Harvard School of Engineering and Applied Sciences, Kavli institute of nanoscience Delft, TU Delft - QID/Taminiau Lab, TU Delft - QuTech Advanced Research Centre)
Neil Sinclair (Harvard School of Engineering and Applied Sciences, California Institute of Technology)
Marko Lončar (Harvard University)
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Abstract
We demonstrate the transmission of a ∼4-GHz surface acoustic wave across a suspended diamond waveguide. This enables simultaneous coherent mechanical driving of, and optical access to, diamond-based color centers.