The coherent superposition of states, in combination with the quantization of observables,
represents one of the most fundamental features that mark the departure of quantum …

Quantum technologies exploit entanglement to revolutionize computing, measurements, and
communications. This has stimulated the research in different areas of physics to engineer …

The dynamical behavior of open quantum systems plays a key role in many applications of
quantum mechanics, examples ranging from fundamental problems, such as the …

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 …

We present a comprehensive and up-to-date review of the concept of quantum non-
Markovianity, a central theme in the theory of open quantum systems. We introduce the …

We summarize important recent advances in quantum metrology, in connection to
experiments in cold gases, trapped cold atoms and photons. First we review simple …

Nitrogen-vacancy (NV) defect centers in diamond are promising solid-state magnetometers.
Single centers allow for high-spatial-resolution field imaging but are limited in their magnetic …

Quantum-enhanced measurements exploit quantum mechanical effects for increasing the
sensitivity of measurements of certain physical parameters and have great potential for both …

Open quantum systems can have exceptional points (EPs), degeneracies where both
eigenvalues and eigenvectors coalesce. Recently, it has been proposed and demonstrated …

Understanding the rules of life is one of the most important scientific endeavours and has
revolutionised both biology and biotechnology. Remarkable advances in observation …