Time and Frequency News | |
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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 … 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 … 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
Crowding Out Collisions: Close Quarters Boost Atomic Clock's Accuracy
Release Date: 02/15/2011 In a paradox typical of the quantum world, JILA scientists have eliminated collisions between atoms in an atomic clock by packing the atoms closer … more
Quantum Quirk: JILA Scientists Pack Atoms Together to Prevent Collisions in Atomic Clock
Release Date: 02/03/2011 BOULDER, Colo.—In a paradox typical of the quantum world, JILA scientists have eliminated collisions between atoms in an atomic clock by … more
New Time Widget Puts Accurate Clocks on Web Pages
Release Date: 01/05/2011 For Web site owners and bloggers, there is a new widget from the National Institute of Standards and Technology (NIST) that will keep your Web … more |
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