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 ...

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 ...
Hackaday

There’s Nothing Backwards About This Laser Cut Retrograde Clock

It’s clock time again on Hackaday, this time with a lovely laser-cut biretrograde clock by [PaulH175] over on Instructables. If you’ve never heard of a ‘biretrograde clock,’ well, we hadn’t either.
Nanowerk

Researchers demonstrate integrated stabilized laser chips performing clock and quantum operations on a room temperature trapped ion qubit

Chip-scale laser controls trapped ions for quantum clocks and qubits, enabling portable, scalable systems with high fidelity ...
Quanta Magazine

The First Nuclear Clock Will Test if Fundamental Constants Change

An ultra-precise measurement of a transition in the hearts of thorium atoms gives physicists a tool to probe the forces that bind the universe. At 11:30 one night in May 2024, a graduate student, ...
Yahoo

World’s most accurate clock requires a 2-mile laser beam

An NIST physicist holds the newly modified ion trap for the aluminum ion clock. By modifying the trap, the aluminum ion and its magnesium ion partner could 'tick' unperturbed. Optical atomic clocks ...
Elektroniknet

Ultra-Stable Clock Laser for Quantum Applications

Toptica Photonics is strengthening its position in ultra-stable laser technology with its Clock Laser System (CLS), designed to deliver reliable and ultra-low phase noise optical frequency references ...