Pump-Enhanced Continuous-Wave Magnetometry Using Nitrogen-Vacancy Ensembles
Pump-Enhanced Continuous-Wave Magnetometry Using Nitrogen-Vacancy Ensembles
Ensembles of nitrogen-vacancy centers in diamond are a highly promising platform for high-sensitivity magnetometry, whose efficacy is often based on efficiently generating and monitoring magnetic-field dependent infrared fluorescence. Here we report on an increased sensing efficiency with the use of a 532-nm resonant confocal cavity and a microwave resonator antenna …