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Metrology

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NIST Detector Counts Photons With 99 Percent Efficiency

April 13, 2010

Scientists at the National Institute of Standards and Technology (NIST) have developed the world's most efficient single photon detector, which is able to count...

A quantum-mechanics-based simulation demonstrates how a new NIST instrument can delicately pull a chain of atoms apart.

NIST Researchers Holding Steady in an Atomic-Scale Tug-of-War

March 30, 2010

How hard do you have to pull on a single atom of--let's say--gold to detach it from the end of a chain of like atoms?* It's a measure of the astonishing...

NIST, NASA Launch Joint Effort to Develop New Climate Satellites

March 2, 2010

The National Institute of Standards and Technology (NIST) and the National Aeronautics and Space Administration (NASA) have launched a joint effort to gather...

NIST Grants Awards for Recovery Act Fellowship Programs

February 19, 2010

GAITHERSBURG, Md.—The U.S. Commerce Department's National Institute of Standards and Technology (NIST) announced today that it is awarding a total of $19.5...

Proper Vaccine Refrigeration Vital to Putting Disease on Ice

January 26, 2010

Every year, billions of dollars worth of vaccines are shipped to thousands of medical providers across the country, and every year doctors must dispose of tens...

$A single photon travels through alternating layers of low (blue) and high (green) refractive index material more slowly (top) or quickly (bottom) depending upon the order of the layers.$

Stacking the Deck: Single Photons Observed at Seemingly Faster-than-Light Speeds

January 26, 2010

Researchers at the Joint Quantum Institute (JQI), a collaboration of the National Institute of Standards and Technology (NIST) and the University of Maryland at...

Commerce Department's National Institute of Standards and Technology Awards Over $34 Million in Recovery Act Grants to Increase Innovation and Improve American Competitiveness

January 8, 2010

GAITHERSBURG, Md.–The U.S. Commerce Department's National Institute of Standards and Technology (NIST) today awarded $34.12 million in grants for measurement...

Small Nanoparticles Bring Big Improvement to Medical Imaging

November 17, 2009

If you're watching the complex processes in a living cell, it is easy to miss something important--especially if you are watching changes that take a long time...

TEDCO NIST NIH Bio-Imaging Technologies Showcase (9/2009)

October 6, 2009

A TECHNOLOGY TRANSFER AND FEDERAL MARKETPLACE EVENT TEDCO, NIST and NIH Present Bio-imaging Technologies For Commercial Adoption On Tuesday, October 6, 2009...

Physicists Find Way to Control Individual Bits in Quantum Computers

July 14, 2009

Physicists at the National Institute of Standards and Technology (NIST) have overcome a hurdle in quantum computer development, having devised a viable way to...

Shape Matters in the Case of Cobalt Nanoparticles

June 16, 2009

Shape is turning out to be a particularly important feature of some commercially important nanoparticles - but in subtle ways. New studies* by scientists at the...

NIST Seeks Proposals for $35 Million in Grants for Measurement Science

June 2, 2009

The National Institute of Standards and Technology (NIST) today announced that it will award up to $35 million in grants and cooperative agreements for...

Terahertz Waves Are Effective Probes for IC Heat Barriers

May 5, 2009

By modifying a commonly used commercial infrared spectrometer to allow operation at long-wave terahertz frequencies, researchers at the National Institute of...

NIST Metrology Day Celebrates Measurements in the Market

April 21, 2009

The next time you shop for frozen seafood, and the price per pound seems enticingly low, make sure that you are really getting a full 16 ounces of fish...

Scientists Give a Hand(edness) to the Search for Alien Life

April 21, 2009

Visiting aliens may be the stuff of legend, but if a scientific team working at the National Institute of Standards and Technology (NIST) is right, we may be...

NIST Leads Revision of International Coordinate Measuring Machine Standard

November 25, 2008

A new testing procedure just published by the American Society of Mechanical Engineers (ASME) represents the final step in a decade-long effort led by the...

Bright Idea Illuminates LED Standards

November 25, 2008

The lack of common measurement methods among light-emitting diode (LED) and lighting manufacturers has affected the commercialization of solid-state lighting...

NIST Assists in Solar Stake-Out to Improve Space Weather Forecasts

July 9, 2008

The sun is about to undergo unremitting scrutiny. About six times each minute of every hour for at least five years, a soon-to-be launched NASA satellite will...

Photograph of circuit used in NIST's Johnson noise thermometry system.

NIST's Novel 'Noise Thermometry' May Help Redefine International Unit of Temperature

June 10, 2008

After seven years of work, researchers at the National Institute of Standards and Technology (NIST) have built a system that relies on the "noise" of jiggling...

Everything You Want To Know About SI (But Were Afraid to Ask)

June 10, 2008

Relax, even scientists can sometimes use help when making conversions and measurements with the modern metric system, the International System of Units (known...

NIST Offers U.S. Interpretations of Recent SI (Metric) Changes

May 13, 2008

The National Institute of Standards and Technology (NIST) has issued a new American version of the English language SI Brochure, the eighth edition of the...

NIST World Metrology Day Forum Focuses on Anti-Doping Advances

April 29, 2008

Thomas Hicks won the 1904 Olympic Games marathon in St. Louis, Mo., with a little help from his friends—two doses of strychnine, raw eggs and a brandy chaser...

Scanning electron microscope image of 'cleaned' carbon nanotubes at NIST

Carbon Nanotube Measurements: Latest in NIST 'How-To' Series

April 15, 2008

The National Institute of Standards and Technology (NIST), in collaboration with the National Aeronautics and Space Administration (NASA), has published...

NIST, EC Agency Partner for Better Measurements and Standards

January 8, 2008

Enhancing trade between the United States and the nations of the European Union (EU) while helping ensure the safety and quality of goods sold in both markets...

NIST Helps Plan Measurement Standards for the Hydrogen Economy

September 27, 2007

How do you conveniently measure something that not only is 14 times lighter than air but also invisible? That's just one of the tasks National Institute of...

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