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Physics

News and Updates

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Two NIST Researchers Earn Presidential Honors

August 3, 2006

The White House has announced that two researchers at the National Institute of Standards and Technology (NIST) are among the 56 recipients of the 2005...

Road to AC Voltage Standard Leads to Important Junction

July 20, 2006

After 10 years of research, the National Institute of Standards and Technology (NIST) has unveiled the world's first precision instrument for directly measuring...

'Micro-boxes' of Water Used to Study Single Molecules

July 20, 2006

Researchers at the National Institute of Standards and Technology (NIST) have demonstrated the use of water droplets as minuscule "boxes" for small numbers of...

NIST physicist Jim Bergquist with the mercury ion clock

Mercury Atomic Clock Keeps Time with Record Accuracy

July 14, 2006

BOULDER, COLO.—An experimental atomic clock based on a single mercury atom is now at least five times more precise than the national standard clock based on a...

False-color images of 1, 2, 3, 6, and 12 magnesium ions loaded into NIST's new planar ion trap

New Ion Trap May Lead to Large Quantum Computers

July 6, 2006

Physicists at the National Institute of Standards and Technology (NIST) have designed and built a novel electromagnetic trap for ions that could be easily mass...

NIST chemists Thomas Bruno and Beverly Smith analyze complex fuel mixtures with the new advanced distillation curve apparatus.

Still More Accurate After All These Years

May 25, 2006

Researchers at the National Institute of Standards and Technology (NIST) have developed an improved method for measuring basic properties of complex fuel...

Image taken from animation that shows how single photons are sent and detected by the NIST QKD system.

Code for 'Unbreakable' Quantum Encryption Generated at Record Speed over Fiber

April 18, 2006

Gaithersburg, Md.—Raw code for "unbreakable" encryption, based on the principles of quantum physics, has been generated at record speed over optical fiber at...

"Frequency Comb" Spectroscopy Proves to be Powerful Chemical Analysis Tool

March 16, 2006

Boulder, Colo. -- Physicists at JILA have designed and demonstrated a highly sensitive new tool for real-time analysis of the quantity, structure, and dynamics...

Algorithm Advance Produces Quantum Calculation Record

March 16, 2006

Two theoreticians from the National Institute of Standards and Technology (NIST) and Indiana University (IU) have published the most accurate values yet for...

Record-breaking Detector May Aid Nuclear Inspections

March 14, 2006

Boulder, Colo.—Scientists at the Commerce Department's National Institute of Standards and Technology (NIST) have designed and demonstrated the world's most...

Enhanced LIDAR Improves Range, Vibration Measures

February 2, 2006

Scientists at the National Institute of Standards and Technology (NIST) have demonstrated the use of an ultrafast laser "frequency comb" system for improved...

Enjoy New Year's Eve a Second Longer!

December 22, 2005

You can toot your New Year's horn an extra second this year, say physicists at the National Institute of Standards and Technology (NIST). Along with the rest of...

An instrument called GAMS4, originally designed and built at NIST and now located at Institut Laue Langevin in France

Einstein Was Right (Again): Experiments Confirm that E= mc²

December 21, 2005

GAITHERSBURG--Albert Einstein was correct in his prediction that E=mc 2, according to scientists at the Massachusetts Institute of Technology (MIT), the...

NIST Physicists Coax Six Atoms into Quantum 'Cat' State

November 30, 2005

BOULDER, Colo. – Scientists at the Commerce Department's National Institute of Standards and Technology (NIST) have coaxed six atoms into spinning together in...

NIST Physicist Honored for Technological Innovation

October 20, 2005

NIST Fellow Jun Ye was honored Oct. 8 at the "Amazing Light: Visions for Discovery" symposium held to celebrate the 90th birthday of 1964 Nobel Laureate Charles...

NIST/JILA Fellow Jan Hall Shares 2005 Nobel Prize in Physics

October 4, 2005

Congratulatory letter from Congressman Boehlert (requires Acrobat Reader) Boulder, Colo.—John L. (Jan) Hall of the Commerce Department's National Institute of...

Meeting on New Technologies and Radiation Measurements

September 23, 2005

The impact of new technologies on radiation measurements and standards will be the focus of the 14th annual conference of the Council on Ionizing Radiation...

orange patterned background with two candy corn-looking peaks and whiter ridges around the peaks

Like Fireflies and Pendulum Clocks, Nano-oscillators Synchronize Their Behavior

September 14, 2005

BOULDER, Colo.—Like the flashing of fireflies and ticking of pendulum clocks, the signals emitted by multiple nanoscale oscillators can naturally synchronize...

Physicist Richard Steiner adjusts the electronic kilogram, an experimental apparatus for defining mass in terms of the basic properties of nature.

NIST Improves Accuracy of 'Watt Balance' Method for Defining the Kilogram

September 13, 2005

GAITHERSBURG, MD—A leading experimental method for defining the kilogram in terms of properties of nature is now more accurate than ever, scientists at the...

A crystal diagram shows the triangle-shaped atomic structure of nickel gallium sulfide, which may have an unusual magnetic "liquid" state at low temperatures

Novel Material May Demonstrate Long-Sought 'Liquid' Magnetic State

September 8, 2005

GAITHERSBURG, MD—A novel material that may demonstrate a highly unusual "liquid" magnetic state at extremely low temperatures has been discovered by a team of...

Industrial Physics Forum: Innovation Infrastructure

August 26, 2005

Industry executives, research managers, academics and science policy decision makers are invited to attend The Industrial Physics Forum on Nov. 6-8, 2005, at...

New Guide Is Timely for Radio Controlled Clocks, Watches

August 10, 2005

Got the correct time? Radio controlled clocks and watches that automatically synchronize to official U.S. time provided by the National Institute of Standards...

NIST Demonstrates Better Memory with Quantum Computer Bits

August 10, 2005

Physicists at the National Institute of Standards and Technology (NIST) have used charged atoms (ions) to demonstrate a quantum physics version of computer...

Compact JILA System Stabilizes Laser Frequency

July 26, 2005

A compact, inexpensive method for stabilizing lasers that uses a new design to reduce sensitivity to vibration and gravity 100 times better than similar...

JILA Study of RNA Dynamics May Help in Drug Design

July 13, 2005

Biophysicists have developed a method for studying, in real time, a nanoscale “docking and undocking” interaction between small pieces of ribonucleic acid (RNA)...

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