Improving the Optical Coherence of Diamond Tin-Vacancy Centers by Heralded Initialization
Julia M. Brevoord (Kavli institute of nanoscience Delft, TU Delft - QID/Hanson Lab)
Lorenzo De Santis (Kavli institute of nanoscience Delft, TU Delft - QID/Hanson Lab)
Takashi Yamamoto (Kavli institute of nanoscience Delft, TU Delft - QID/Taminiau Lab)
Matteo Pasini (Kavli institute of nanoscience Delft, TU Delft - QID/Hanson Lab)
Nina Codreanu (Kavli institute of nanoscience Delft, TU Delft - QID/Hanson Lab)
Tim Turan (Kavli institute of nanoscience Delft, TU Delft - QID/Hanson Lab)
Hans K.C. Beukers (TU Delft - QID/Hanson Lab, Kavli institute of nanoscience Delft)
Christopher Waas (TU Delft - QID/Hanson Lab, Kavli institute of nanoscience Delft)
Ronald Hanson (Kavli institute of nanoscience Delft, TU Delft - QN/Hanson Lab, TU Delft - QID/Hanson Lab)
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Abstract
We demonstrate heralded initialization of charge state and optical transition frequency of diamond tin-vacancy centers, using (off-)resonant lasers, photon detection and real-time logic. Using this, we show frequency tunability > 100 MHz and strongly improved optical coherence.