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Metrology

News and Updates

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Piece of Cake: Arrays of Long Nanotubes May Help Measure Terahertz Laser Power

July 19, 2011

Terahertz radiation can penetrate numerous materials—plastic, clothing, paper and some biological tissues—making it an attractive candidate for applications...

Photo of UC graduate student Matt Kirchner fine-tuning an ultra-stable microwave generator at NIST

A Quiet Phase: NIST Optical Tools Produce Ultra-low-noise Microwave Signals

June 27, 2011

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

National Conference on Weights and Measures Annual Meeting Set for July 17-21, 2011

June 7, 2011

Preventing fraud at oil-change services and enabling consumers to make value comparisons when shopping for printer ink will be among the many issues discussed...

Graph shows the NIST detector's linear increase in frequency as a function of time

The Secret Behind NIST's New Gas Detector? Chirp Before Sniffing

May 10, 2011

Trace gas detection, the ability to detect a scant quantity of a particular molecule—a whiff of formaldehyde or a hint of acetone—in a vast sea of others...

NIST/JILA Physicist Wins Optical Society's Meggers Award

April 12, 2011

Steven Cundiff, a physicist at the National Institute of Standards and Technology (NIST), has received the 2011 William F. Meggers Award from the Optical...

The Heat Is On: NIST Zeroes In On Energy Consumption of Ice Makers

April 12, 2011

In tests of four different types of new refrigerators, National Institute of Standards and Technology (NIST) researchers found that ice makers increased rated...

Sharpened Focus: Improving the Numbers, Utility of Medical Imaging

April 12, 2011

The idea of probing the body's interior with radiation stretches back to experiments with X rays in the 1800s, but more than a century later, images taken with...

Microreactors: Small Scale Chemistry Could Lead to Big Improvements for Biodegradable Polymers

March 30, 2011

Using a small block of aluminum with a tiny groove carved in it, a team of researchers from the National Institute of Standards and Technology (NIST) and the...

NIST physicist Samuel Benz with the two components that are compared in the first electronic measurement of the Boltzmann constant.

A Measurement First: NIST 'Noise Thermometry' System Measures Boltzmann Constant

March 30, 2011

Researchers at the National Institute of Standards and Technology (NIST) have for the first time used an apparatus that relies on the "noise" of jiggling...

A photo of fuzzy household cleaners as they're seen through the vision system used in the Perception Challenge

NIST and Willow Garage Launch First Robot 'Perception Challenge'

February 25, 2011

The National Institute of Standards and Technology (NIST) is teaming up with Willow Garage, a Silicon Valley robotics research and design firm, to launch an...

NIST Advances Single Photon Management for Quantum Computers

January 19, 2011

The quantum computers of tomorrow might use photons, or particles of light, to move around the data they need to make calculations, but photons are tricky to...

New Wave: JILA Develops Efficient Source of Terahertz Radiation

January 19, 2011

JILA researchers have developed a laser-based source of terahertz radiation that is unusually efficient and less prone to damage than similar systems. The...

NIST Telescope Calibration May Help Explain Mystery of Universe's Expansion

January 5, 2011

Is the expansion of the universe accelerating for some unknown reason? This is one of the mysteries plaguing astrophysics, and somewhere in distant galaxies are...

AFM Positioning: Shining Light on a Needle in a Haystack

November 9, 2010

The researchers characterize their new technique as a neat solution to the "needle in a haystack" problem of nanoscale microscopy, but it's more like the...

'Sí' on the New SI: NIST Backs Proposal for a Revamped System of Measurement Units

October 26, 2010

Taking the first steps of what would be a major historical advance in the science of measurement, the National Institute of Standards and Technology (NIST) is...

Integrated circuit for NIST's new programmable AC/DC 10-volt standard

NIST Ships First Programmable AC/DC 10-Volt Standard

October 26, 2010

Extending its 26-year tradition of innovative quantum voltage standards, researchers at the National Institute of Standards and Technology (NIST) have begun...

Metric Week Begins 10/10/10!

September 28, 2010

Every day is a metric day at the National Institute of Standards and Technology (NIST). But that won't stop the agency from celebrating Metric Week, held...

NIST 'Vision Science Facility' Aims for Lighting Revolution

September 28, 2010

Light-emitting diodes, or LEDs, have become popular with backpackers and cyclists who mount them on headbands for a reliable, hands-free source of illumination...

Glasperlenspiel: NIST Scientists Propose New Test for Gravity

August 31, 2010

A new experiment proposed by physicists at the National Institute of Standards and Technology (NIST) may allow researchers to test the effects of gravity with...

From Hydrogen Fuel Stations to Bean Counters, NIST Weights and Measures Works to Meet Market Needs

August 17, 2010

State regulators, meter manufacturers and hydrogen gas producers concerned with developing markets for hydrogen fuel; farmers seeking to more precisely plan...

photo of two men using a smart phone voice translation system

Breaking the Language Barrier: NIST Tests Afghan Language Translation Devices for U.S. Troops

July 21, 2010

At dusk, a car stops at a checkpoint in Afghanistan. It is a tense moment for all. Because an interpreter is not available, U.S. Marines use hand gestures to...

Body of Evidence: New Fast, Reliable Method to Detect Gravesoil

July 21, 2010

Nothing against bloodhounds, but finding bodies buried by someone who wanted them to stay undiscovered can be difficult. However a new technique developed by...

juice cartons showing different kinds of labeling

Proposed Rules Would Allow Metric Only Labeling for Some Products

June 23, 2010

The National Institute of Standards and Technology (NIST) has issued two publications calling for the amendment of labeling laws to allow the voluntary use of...

45th CMIL Meeting

May 14, 2010

We are pleased to inform you that the web site for the 45th CIML Meeting to be held from 21 through 24 September 2010 in Orlando (FL, USA) is now open: http:/...

Colorized micrograph of superconducting circuit

NIST Develops 'Dimmer Switch' for Superconducting Quantum Computing

April 27, 2010

Scientists at the National Institute of Standards and Technology (NIST) have developed the first "dimmer switch" for a superconducting circuit linking a quantum...

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