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Enhanced quantum magnetometry with a laser-written integrated photonic diamond chip
Yanzhao Guo, Giulio Coccia, Vinaya Kumar Kavatamane +8
An ensemble of negatively charged nitrogen-vacancy centers in diamond can act as a precise quantum sensor even under ambient conditions. In particular, to optimize thier sensitivit…
Vector Magnetometry Using Shallow Implanted NV Centers in Diamond with Waveguide-Assisted Dipole Excitation and Readout
Sajedeh Shahbazi, Giulio Coccia, Argyro N. Giakoumaki +8
On-chip magnetic field sensing with Nitrogen-Vacancy (NV) centers in diamond requires scalable integration of 3D waveguides into diamond substrates. Here, we develop a sensing arra…
Measuring photon correlation using imperfect detectors
Rachel N. Clark, Sam G. Bishop, Joseph K. Cannon +4
Single-photon detectors are ``blind" after the detection of a photon, and thereafter display a characteristic recovery in efficiency, during which the number of undetected photons…
Laser-written waveguide-integrated coherent spins in diamond
Yanzhao Guo, John P. Hadden, Federico Gorrini +12
Quantum emitters, such as the negatively charged nitrogen-vacancy center in diamond, are attractive for quantum technologies such as nano-sensing, quantum information processing, a…