Quantum sensing has become a broad field. It is generally related with the idea of using
quantum resources to boost the performance of a number of practical tasks, including the …

The extraordinary sensitivity of plasmonic sensors is well-known in the optics and photonics
community. These sensors exploit simultaneously the enhancement and the localization of …

Quantum metrology is one of the most promising applications of quantum technologies. The
aim of this research field is the estimation of unknown parameters exploiting quantum …

Quantum imaging is a multifaceted field of research that promises highly efficient imaging in
extreme spectral ranges as well as ultralow‐light microscopy. Since the first proof‐of …

The contrast of an image can be degraded by the presence of background light and sensor
noise. To overcome this degradation, quantum illumination protocols have been theorized …

Entanglement is a quintessential quantum mechanical phenomenon with no classical
equivalent. First discussed by Einstein, Podolsky, and Rosen and formally introduced by …

Entangled biphoton sources exhibit nonclassical characteristics and have been applied to
imaging techniques such as ghost imaging, quantum holography, and quantum optical …

Non-classical correlations in optical beams offer an unprecedented opportunity for
surpassing the conventional limits of sensitivity and resolution in optical measurements and …

Quantum entanglement and squeezing have significantly improved phase estimation and
imaging in interferometric settings beyond the classical limits. However, for a wide class of …

Classical light sources emit a randomly-timed stream of individual photons, the spatial
distribution of which can be detected with a camera to form an image. Quantum light …