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Time and Frequency News

(showing 16 - 30 of 82)
JILA Researchers Discover Atomic Clock Can Simulate Quantum Magnetism
Release Date: 08/08/2013

Researchers at JILA have for the first time used an atomic clock as a quantum simulator, mimicking the behavior of a different, more complex … more

NIST Shows How to Make a Compact Frequency Comb in Minutes
Release Date: 07/11/2013

Laser frequency combs—high-precision tools for measuring different colors of light in an ever-growing range of applications such as advanced … more

Time to Celebrate: NIST Radio Station WWVB Logs 50 Years of Innovation
Release Date: 06/25/2013

Fifty years ago on July 5, 1963, a modest radio station in Fort Collins, Colo., officially went on the airwaves—a landmark event for U.S. industry … more

NIST Demonstrates Transfer of Ultraprecise Time Signals over a Wireless Optical Channel
Release Date: 04/30/2013

By bouncing eye-safe laser pulses off a mirror on a hillside, researchers at the National Institute of Standards and Technology (NIST) have … more

Some older radio-controlled clocks may adjust for Daylight Saving Time early
Release Date: 03/09/2013

Due to an unexpected technical issue, some older radio controlled clocks may have made the change to Daylight Saving Time (DST) up to a day … more

New NIST Time Code to Boost Reception for Radio-Controlled Clocks
Release Date: 03/05/2013

The National Institute of Standards and Technology (NIST) is changing the way it broadcasts time signals that synchronize radio-controlled … more

Photons Emitted by Quantum Dots Can be Made Indistinguishable Through Quantum Frequency Conversion
Release Date: 12/19/2012

The quantum frequency conversion system uses two pump lasers whose frequency difference is matched to the difference between the two input photon … more

NIST Researcher David Wineland Wins 2012 Nobel Prize in Physics
Release Date: 10/16/2012

David J. Wineland, a physicist at the U.S. Department of Commerce’s National Institute of Standards and Technology (NIST), has won the 2012 Nobel … more

NIST Mini-sensor Measures Magnetic Activity in Human Brain
Release Date: 04/19/2012

A miniature atom-based magnetic sensor developed by the National Institute of Standards and Technology (NIST) has passed an important research … more

NIST/CU 'Star Comb' Joins Quest for Earthlike Planets
Release Date: 03/06/2012

If there is life on other planets, a laser frequency comb developed at the National Institute of Standards and Technology (NIST) may help find it. … more

All Time, All the Time: Improving NIST Radio
Release Date: 10/03/2011

  Computer-generated estimates of WWVB signal strength under typical conditions show coverage at two-hour intervals over the course of a day with … more

A Quiet Phase: NIST Optical Tools Produce Ultra-low-noise Microwave Signals
Release Date: 06/27/2011

By combining advanced laser technologies in a new way, physicists at the National Institute of Standards and Technology (NIST) have generated … more

Drive Test: NIST Super-stable Laser Shines in Minivan Experiment
Release Date: 05/10/2011

In a step toward taking the most advanced atomic clocks on the road, physicists at the National Institute of Standards and Technology (NIST) have … more

New Calculations on Blackbody Energy Set the Stage for Clocks with Unprecedented Accuracy
Release Date: 05/06/2011

A team of physicists from the United States and Russia announced today* that it has developed a means for computing, with unprecedented accuracy, … more

Here Comes the Sun: NIST Radio Station WWVH in Hawaii Adds Solar Power
Release Date: 02/15/2011

The sun is now a significant power source for the National Institute of Standards and Technology (NIST) radio station WWVH, which broadcasts time … more

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