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Metrology

News and Updates

Keyword

Organization

MRI Phantoms: Moving to the Next Stage

June 21, 2013

Magnetic resonance imaging (MRI) has become an indispensable tool for diagnosing, treating, and understanding a host of medical conditions, and the technology

New AC Voltage Devices: Factor of Three Improvement in Uncertainty

June 18, 2013

After years of effort and scores of iterations, PML researchers have developed a new generation of devices that can reduce the uncertainties in ac voltage

Closing the Last Bell-test Loophole for Photons

June 3, 2013

An international team of researchers has reached a milestone in experimental confirmation of a key tenet of quantum mechanics, using ultra-sensitive photon

A NIST team has created an ultraviolet (UV) metamaterial formed of alternating nanolayers of silver (green) and titanium dioxide (blue)

The Better to See You With: Scientists Build Record-Setting Metamaterial Flat Lens

May 23, 2013

For the first time, scientists working at the National Institute of Standards and Technology (NIST) have demonstrated a new type of lens that bends and focuses

New NIST Reference Materials for MEMS devices

New NIST Measurement Tool Is On Target for the Fast-Growing MEMS Industry

April 30, 2013

As markets for miniature, hybrid machines known as MEMS grow and diversify, the National Institute of Standards and Technology (NIST) has introduced a long

In Natural Gas Pipelines, NIST Goes with the Flow

April 19, 2013

On an ordinary day, the United States consumes about 70 billion cubic feet of natural gas – enough to fill a space a mile long, a mile wide, and half a mile

Webcast Planned for June Workshop on Lyme Disease Measurement

April 17, 2013

Getting Lyme disease may be easy—the tick-transmitted illness is the most common vector-borne disease in the United States—but accurately identifying it during

A Primary Voltage Standard for the Whole World

April 4, 2013

PML researchers are on the verge of reaching a long-sought major goal: Providing the world with a programmable quantum voltage standard that has an uncertainty

Seeing the Oceans in Their True Colors

April 3, 2013

Much of what is known about the state of the Earth's oceans, and how they change over time, comes from satellite monitoring of reflected and thermally emitted

NIST Boulder researcher Johannes (Hannes) Hubmayr

NIST Goes to the End of the Earth for Measurement Science

April 3, 2013

NIST Boulder researcher Johannes (Hannes) Hubmayr recently spent several weeks at the South Pole Telescope, where he optimized the performance of a NIST camera

Single Photon from a Quantum Emitter? It's a Matter of Timing...

April 3, 2013

Many systems envisioned for practical quantum information processing require the use of single, indistinguishable photons as carriers of information and logic

NIST Tests Underscore Potential Hazards of Green Laser Pointers

March 20, 2013

Using a low-cost apparatus designed to quickly and accurately measure the properties of handheld laser devices, National Institute of Standards and Technology

PML Scientists Make Better SEM Imaging and Measurements in the Nano Era Possible

March 14, 2013

Since the inception of the scanning electron microscope (SEM), users have encountered the persistent problem of contamination. Cleanliness is required for

Large Mass Calibration -- A Matter of Scale

March 5, 2013

Few substances are tracked more closely and stored more carefully than the nuclear waste produced at power plants and elsewhere. So the properties of the large

Nanoelectronics Conference Will Focus on Semiconductor Industry's Future

March 5, 2013

How the semiconductor industry can create the next generations of nanoscale computing technology will be one of the themes of the 2013 International Conference

MRI: Contrast Agents of Change

March 5, 2013

Thanks to burgeoning progress in magnetic resonance imaging (MRI), it may soon be possible to track and study, in vivo and in real time, heretofore invisible

In High Gear: Weights and Measures Week 2013

March 4, 2013

From the fuel for your vehicle to a cab ride to the airport, all kinds of consumer products and services are sold by some measurable quantity. The methods for

High Efficiency in the Fastest Single-Photon Detector System

February 19, 2013

A single photon may not seem like much of a catch. But detecting photons one-by-one with near-perfect reliability is formidably difficult. It is also an

Save the Date for the Measurement Science and Standards in Forensic Handwriting Analysis Conference

February 14, 2013

The National Institute of Standards and Technology (NIST) will host the free Measurement Science and Standards in Forensic Handwriting Analysis Conference on

Save the Date for the free Emerging Trends in Synthetic Drugs Workshop

February 11, 2013

On April 30 - May 1, 2013, the National Institute of Standards and Technology (NIST) and the Drug Enforcement Administration will host a free workshop on the

Gauging the Needs of the Petroleum Industry

February 8, 2013

When he looked at the dramatic increase in his laboratory's thread gauge calibration income – a 50 % increase over last year and a 1000 % increase from 14 years

Marlin Kraft adjusts a current shunt connection.

Minimizing Uncertainty in Current Events

January 28, 2013

The electrical power industry – and the equipment makers and calibration laboratories that serve it – need to be able to quantify DC currents of hundreds or

The circular patch of carbon nanotubes on a pink silicon backing is one component of NIST's new cryogenic radiometer, shown with a quarter for scale.

NIST's 'Nanotubes on a Chip' May Simplify Optical Power Measurements

January 24, 2013

The National Institute of Standards and Technology (NIST) has demonstrated a novel chip-scale instrument made of carbon nanotubes that may simplify absolute

NIST Accepting Proposals for Fundamental Measurement Grants

January 24, 2013

The National Institute of Standards and Technology (NIST) is soliciting proposals to support significant research in the field of fundamental measurement or the

'Standard Quantum Limit' Smashed, Could Mean Better Fiber-Optic Comms

January 8, 2013

Communicating with light may soon get a lot easier, hints recent research* from the National Institute of Standards and Technology (NIST) and the University of

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