Quantum technologies have seen a rapid developmental surge over the last couple of years.
Though often overshadowed by quantum computation, quantum sensors show tremendous …

Highlights•Nitrogen-vacancy (NV) centers in diamond are atom-sized quantum sensors.•NV
centers enable nuclear magnetic resonance (NMR) spectroscopy on the previously …

Colour centres in wide-bandgap semiconductors feature metastable charge states that can
be interconverted with the help of optical excitation at select wavelengths. The distinct …

Quantum sensing with solid-state spins offers the promise of high spatial resolution,
bandwidth, and dynamic range at sensitivities comparable to more mature quantum sensing …

Integrated photonic devices in diamond have tremendous potential for many quantum
applications, including long-distance quantum communication, quantum information …

The nitrogen-vacancy (NV) center in diamond is a promising quantum system for
magnetometry applications exhibiting optical readout of minute energy shifts in its spin sub …

Nitrogen-vacancy (NV) centers in diamond have been developed into essential hardware
units for a wide range of solid-state-based quantum technology applications. While such …

We introduce a double quantum (DQ) 4-Ramsey measurement protocol that enables wide-
field magnetic imaging using nitrogen-vacancy (NV) centers in diamond, with enhanced …

Floquet (periodic) driving has recently emerged as a powerful technique for engineering
quantum systems and realizing nonequilibrium phases of matter. A central challenge to …

Ensembles of nitrogen-vacancy centers (NVCs) in diamond can be employed for sensitive
magnetometry. In this work, we present a fiber-coupled NVC magnetometer with an …