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 …

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 …

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

Quantum batteries are devices made from quantum states, which store and release energy
in a fast and efficient manner, thus offering numerous possibilities in future technological …

According to quantum theory the energy exchange between physical systems is quantized.
As a direct consequence, measurement sensitivities are fundamentally limited by …

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

The minimum resolvable signal in sensing and metrology platforms that rely on optical
readout fields is increasingly constrained by the standard quantum limit, which is determined …

Quantum metrology holds the promise of an early practical application of quantum
technologies, in which measurements of physical quantities can be made with much greater …

Quantum metrology provides a route to overcome practical limits in sensing devices. It holds
particular relevance to biology, where sensitivity and resolution constraints restrict …