Quantum Control and Waveguide Integration of Diamond Tin-Vacancy Spin Qubits
Hans K.C. Beukers (TU Delft - QuTech Advanced Research Centre, TU Delft - QID/Hanson Lab, Kavli institute of nanoscience Delft)
Christopher Waas (TU Delft - QuTech Advanced Research Centre, TU Delft - QID/Hanson Lab, Kavli institute of nanoscience Delft)
Matteo Pasini (Kavli institute of nanoscience Delft, TU Delft - QID/Hanson Lab, TU Delft - QuTech Advanced Research Centre)
Nina Codreanu (TU Delft - QuTech Advanced Research Centre, TU Delft - QID/Hanson Lab, Kavli institute of nanoscience Delft)
Julia M. Brevoord (TU Delft - QID/Hanson Lab, Kavli institute of nanoscience Delft, TU Delft - QuTech Advanced Research Centre)
Tim Turan (TU Delft - QID/Hanson Lab, Kavli institute of nanoscience Delft, TU Delft - QuTech Advanced Research Centre)
Ronald Hanson (TU Delft - QuTech Advanced Research Centre, Kavli institute of nanoscience Delft, TU Delft - QID/Hanson Lab, TU Delft - QN/Hanson Lab)
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Abstract
We show coupling of an SnV center to a diamond waveguide of 20% with almost transform-limited optical transitions. Besides, we show control over the SnV spin qubit and extend its coherence to over a millisecond.