Quantum sensors such as spin defects in diamond have achieved excellent performance by
combining high sensitivity with spatial resolution. Unfortunately, these sensors can only …

Quantum sensing takes advantage of well-controlled quantum systems for performing
measurements with high sensitivity and precision. We have implemented a concept for …

Diamond quantum sensors are sensitive to weak microwave magnetic fields resonant to the
spin transitions. However, the spectral resolution in such protocols is ultimately limited by the …

We report electrical tuning by the Stark effect of the excited-state structure of single nitrogen-
vacancy (NV) centers located≲ 100 nm from the diamond surface. The zero-phonon line …

We demonstrate quantum logic enhanced sensitivity for a macroscopic ensemble of solid-
state, hybrid two-qubit sensors. We achieve over a factor of 30 improvement in the single …

Sensors based on the nitrogen-vacancy defect in diamond are being developed to measure
weak magnetic and electric fields at the nanoscale,,,,. However, such sensors rely on …

The nitrogen-vacancy (NV) defect in diamond is a versatile quantum sensor, being able to
measure physical quantities such as magnetic field, electric field, temperature, and pressure …

Sensing static magnetic fields with high sensitivity and spatial resolution is critical to many
applications in fundamental physics, bioimaging, and materials science. Even more …

Quantum sensing has developed into a main branch of quantum science and technology. It
aims at measuring physical quantities with high resolution, sensitivity, and dynamic range …

Quantum probes can measure time-varying fields with high sensitivity and spatial resolution,
enabling the study of biological, material and physical phenomena at the nanometre scale …