Chinese crystal ‘paves way’ for GPS-free thorium clock navigation

World-first crystal tunes laser light to power ultra-precise, compact nuclear clocks which could guide submarines and ...

How ultraprecise ‘nuclear clocks’ could transform timekeeping

Physicists are getting closer to creating a long-sought ‘nuclear clock’. This device would keep time by measuring energy ...

Using atomic nuclei could allow scientists to read time more precisely than ever – what this research could mean for future clocks

Ultraprecise clocks are more than scientific curiosities. They play key roles in navigation, communications and international ...

Next-generation atomic clock successfully tested at sea

Adelaide University researchers have successfully tested a new type of portable atomic clock at sea for the first time, using ...
Optics

JILA develops laser-based 'world's most accurate' atomic clock

Scientists have developed an atomic clock that is more precise and accurate than any clock previously created. The new clock was built by researchers at JILA, a joint institution of the National ...
Electronic Design

Vernier Optical Combs Plus Heterodyned Electronics Yield Atomic Clock

There are significantly different architectures for what are known as “atomic” clocks. Optically driven atomic clocks offer a new set of performance attributes. The optical atomic clocks use paired ...
Morning Overview on MSN

Ytterbium optical clock design could sharpen tests of fundamental physics

A transportable ytterbium optical lattice clock has been commercially shipped, rapidly recommissioned, and tested against ...