Quantum Control for Nanoscale Spectroscopy With Diamond Nitrogen-Vacancy Centers: A Short Review

Diamond quantum technologies based on color centers have rapidly emerged in the most recent years. The nitrogen-vacancy (NV) color center has attracted a particular interest, thanks to its outstanding spin properties and optical addressability. The NV center has been used to realize innovative multimode quantum-enhanced sensors that offer an unprecedented combination of high sensitivity and spatial resolution at room temperature. The technological progress and the widening of potential sensing applications have induced an increasing demand for performance advances of NV quantum sensors. Quantum control plays a key role in responding to this demand. This short review affords an overview on recent advances in quantum control-assisted quantum sensing and spectroscopy of magnetic fields.

Automated summary

Diamond quantum technologies with color centers, particularly the NV color center, have rapidly advanced in recent years due to its exceptional spin properties and optical addressability. The NV center has been utilized in innovative multimode quantum-enhanced sensors, offering high sensitivity and spatial resolution at room temperature. The increasing demand for performance improvements of NV quantum sensors has highlighted the crucial role of quantum control in responding to technological progress and expanding sensing applications.