But there is a move to replace that definition using optical clocks that are 100 times more accurate than a standard atomic clock. In recent news, the Boulder Atomic Clock Optical Network ...

By using paired, offset optical combs and RF electronics, researchers devised a unique atomic-clock architecture.

R esearchers have developed a new approach in optical atomic clocks that brings forth a major goal in science: the redefinition of a second. The fundamental unit of time could soon be based on ...

A compact optical clock utilizing quantum interference enhanced absorption spectroscopy on the D 1 line of rubidium achieves high frequency stability with low laser power (~100 µW) and moderate ...

A compact optical lattice clock with a volume of 250 liters has been developed. The system includes a physics package for conducting spectroscopy on the clock transition within a vacuum chamber ...

have unveiled an all-optical computer capable of achieving clock speeds exceeding 100 GHz. This new technology has the potential to revolutionize industries requiring real-time data processing and ...