Quantum Metrology

Using quantum effects to surpass classical measurement limits for clocks, sensors, and navigation.

Articles about Quantum Metrology

Physics
Quantum Rules Hold for Metal Clusters

Quantum Rules Hold for Metal Clusters
A Vienna experiment shows nanoscale metal clusters made of thousands of atoms produce clear quantum interference, tightening limits on models that would force larger objects to be…
Physics
How Feynman Rewrote Motion

How Feynman Rewrote Motion
Richard Feynman's path-integral idea shows that classical motion is an emergent pattern of quantum possibilities; a 2023 experiment made that emergence visible by measuring single…