Hackaday

Move Over Cesium Clock, Optical Clocks Are Taking Over

We normally think of atomic clocks as the gold standard in timekeeping. The very definition of a second — in modern times, at least — is 9,192,631,770 periods of the radiation corresponding to the ...
Nasdaq

Adtran launches optical cesium clock upgrade to enhance short-term stability for precision timing applications

Industries such as metrology, aerospace and defense need ultra-stable timing for accurate data collection and reliable communication Adtran’s Oscilloquartz optical cesium clock now features the ESTU ...
SDxCentral

Adtran sets new industry benchmarks with optical pumping cesium atomic clocks

Rising precision demands and GPS/GNSS vulnerabilities are driving the urgent need for secure, reliable synchronization Adtran’s new OSA 3300 Super HP and OSA 3350 Super ePRC+ meet the need for ...
Scientific American

Cesium Clock Faces Ytterbium Challenge

You’ve given some thought to oxygen, carbon, uranium. But you’ve probably never mused about the element ytterbium, symbol Yb. A new study by scientists at the National Institute of Standards and ...
Phys.org

Redefining the second: Optical atomic clock achieves record accuracy in comparison measurement

The next generation of atomic clocks "ticks" with the frequency of a laser. This is about 100,000 times faster than the microwave frequencies of the cesium clocks which are generating the second at ...
EDN

Advantages of timing networks with cesium atomic clocks

In a telecommunications network, every network element with synchronous intermachine links requires proper synchronization to minimize transport errors. A good example of synchronization is a network ...
SDxCentral

Cesium clock synchronizes telecoms systems precisely for months

A new atomic clock will keep data center equipment precisely synchronized for months, if global time services including GPS are unavailable or blocked. The 5071B cesium atomic clock from Microchip ...
Business Wire

Adtran expands Oscilloquartz atomic clock portfolio with lower-cost optical cesium solutions for wider market adoption

New Oscilloquartz models bring advanced optical pumping technology to telecom, defense, data center and metrology networks Adtran’s unique cesium clock solutions deliver longer service life and ...
Forbes

What Is An Optical Lattice And Why Does It Make Such Good Clocks?

Forbes contributors publish independent expert analyses and insights. I write about physics, science, academia, and pop culture. To start with, our current definition of time is based on cesium atomic ...
EDN

Cesium Atomic Clock is 50 Years Old

2005 marks the 50th anniversary of the cesium atomic clock. In 1955, Dr. Louis Essen and Jack Perry developed the first accurate cesium atomic clock at the National ...
insider.si.edu

Cesium Atomic Clock

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. The 5071A Cesium Primary Frequency ...
Phys.org

How to rebuild an atomic clock

Atomic clocks are crucial for everyday living as they help our telecommunications, electrical power grids, GPS systems, transportation, and other processes around the world keep precise time. Some of ...