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

Entanglement is an important resource for quantum technologies. There are many ways
quantum systems can be entangled, ranging from the two-qubit case to entanglement in …

Linear quantum measurements with independent particles are bounded by the standard
quantum limit, which limits the precision achievable in estimating unknown phase …

Atomtronics deals with matter-wave circuits of ultracold atoms manipulated through
magnetic or laser-generated guides with different shapes and intensities. In this way, new …

Networking is integral to quantum communications and has significant potential for
upscaling quantum computer technologies. Recently, it was realized that the sensing …

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

The seminal work by Sadi Carnot in the early nineteenth century provided the blueprint of a
reversible heat engine and the celebrated second law of thermodynamics eventually …

Many-particle entanglement is a fundamental concept of quantum physics that still presents
conceptual challenges. Although nonclassical states of atomic ensembles were used to …

We report on the creation of an array of spin-squeezed ensembles of cesium atoms via
Rydberg dressing, a technique that offers optical control over local interactions between …

Simultaneous estimation of multiple parameters in quantum metrological models is
complicated by factors relating to the (i) existence of a single probe state allowing for optimal …