Innovative optical atomic clock could combine single-ion accuracy with multi-ion stability

For many years, cesium atomic clocks have been reliably keeping time around the world. But the future belongs to even more ...
Interesting Engineering on MSN

Tiny intrinsic time fluctuations could limit ultimate clock precision: Study

A study by physicists affiliated with the Foundational Questions Institute (FQxI) found that time ...
AOL

Reading a quantum clock takes more energy than operating it

The steady tick of a clock usually feels simple and dependable. Something swings or vibrates in a controlled rhythm and marks the passing of each moment. What you rarely notice is the hidden cost ...
SiliconANGLE

Racing the quantum clock: ML-DSA faces real-world tests

Breakthroughs in the quantum space are coming fast, and threats once dismissed as speculative now seem inevitable. For industries that rely on trust and long-lived devices, the transition to ...
EurekAlert!

Quantum clocks can be more accurate than expected

How can the strange properties of quantum particles be exploited to perform extremely accurate measurements? This question is at the heart of the research field of quantum metrology. One example is ...
Physics World

Cracking the limits of clocks: a new uncertainty relation for time itself

Physicists uncover a universal limit on timekeeping precision, proving that anything from heartbeats to ocean waves can be a clock – but none escape the noise ...
Seeking Alpha

Infleqtion and Royal Navy Demonstrate World’s First Quantum Optical Clock on Underwater Autonomous Submarine to advance GPS-Free Navigation

Breakthrough trial with Tiqker clock aboard XCal submarine advances resilient navigation in GPS-denied environments Testbed submarine XV Excalibur went to sea with Infleqtion’s quantum optical atomic ...
EDN

Quantum Rubidium Miniature Atomic Clock

Microsemi Corporation introduced the release of its enhanced Quantum™ Rubidium Miniature Atomic Clock (MAC) SA.3X family. As one of the industry’s smallest, lightest and highest-performing MACs, the ...
Optics

First commercial optical quantum clock based on Yb+ is deployed

At this year’s LASER World of Photonics (2025), in Munich, Germany, Toptica Photonics introduced to the market what the Munich-based company describes as “the first commercially available optical ...