When quantum electrodynamics, the quantum field theory of electrons and photons, was being developed after World War II, one of the major challenges for theorists was calculating a value for the Lamb ...

A researcher at the Department of Physics at Tohoku University has uncovered a surprising quantum phenomenon hidden inside ...

Precision spectroscopy of helium and related atomic systems continues to serve as a cornerstone of experimental and theoretical quantum physics, offering stringent tests of quantum electrodynamics and ...

Listening to the "whispers" of electrons and crystals has lead to a quantum discovery with terahertz light that could help us ...