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Metrology

News and Updates

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Introducing the ‘Smart Mirror’

September 17, 2018

Lasers play roles in many manufacturing processes, from welding car parts to crafting engine components with 3D printers.* To control these tasks, manufacturers...

Helping the Microchip Industry Go (Very Low) with the Flow

August 22, 2018

A new study by scientists at the National Institute of Standards and Technology (NIST) has uncovered a source of error in an industry-standard calibration...

Exactly how loud is that jackhammer?

August 17, 2018

When a jackhammer starts pounding outside your window at 7 o’clock on a Monday morning, you might find it annoying. For the worker who is running that...

Through a Prism Brightly: A New Way to Measure the Light-Warping Properties of Hyperbolic Metamaterials

June 18, 2018

Manipulating light in a variety of ways—shrinking its wavelength and allowing it to travel freely in one direction while stopping it cold in another--hyperbolic...

A New Way to Measure Energy in Microscopic Machines

June 8, 2018

What drives cells to live and engines to move? It all comes down to a quantity that scientists call “free energy,” essentially the energy that can be extracted...

NIST Puts the Optical Microscope Under the Microscope to Achieve Atomic Accuracy

May 22, 2018

Over the last two decades, scientists have discovered that the optical microscope can be used to detect, track and image objects much smaller than their...

Neutrons by the Numbers

May 21, 2018

After years of research, scientists at the National Institute of Standards and Technology (NIST) have developed and demonstrated a way to count the absolute...

The Secret Lives of Roots: Watching Crops Grow Beneath the Surface with Portable MRI

May 1, 2018

Nobody really knows what plant roots are doing when they’re at home. Digging up a plant exposes the roots, but destroys the soil’s natural fabric. Information...

Taking The Heat: New High for NIST’s ‘Light Force’ Laser Power Meter

May 1, 2018

Researchers at the National Institute of Standards and Technology (NIST) have been developing a novel way of measuring laser power. Their device, called the...

Laboratory with computer screens mounted on the wall, and a table with instruments

NIST Team Shows Tiny Frequency Combs Are Reliable Measurement Tools

April 25, 2018

In an advance that could shrink many measurement technologies, scientists at the National Institute of Standards and Technology (NIST) and partners have...

Room covered with spiky white insulation with large blue robotic arms located on the left and the right. Small horn antenna is attached to tip of left robotic arm.

Two Robots Are Better than One for NIST’s 5G Antenna Measurement Research

April 16, 2018

Researchers at the National Institute of Standards and Technology (NIST) continue to pioneer new antenna measurement methods, this time for future 5G wireless...

Worth the Weight: New International Guidelines Published for Manufacturing Load Cells

April 16, 2018

At the heart of every electronic weighing instrument is a device called a load cell, which takes a mechanical force and turns it into an electronic signal...

Square silver device with black-lined window connected to a clear tube on the left, a copper fringe down the middle, and a penny on the right

Mini Toolkit for Measurements: New NIST Chip Hints at Quantum Sensors of the Future

April 10, 2018

Researchers at the National Institute of Standards and Technology (NIST) have created a chip on which laser light interacts with a tiny cloud of atoms to serve...

Illustration of a plasmomechanical oscillator

Doing the Nano-Shimmy

April 9, 2018

Imagine a single particle, only one-tenth the diameter of a bacterium, whose miniscule jiggles induce sustained vibrations in an entire mechanical device some...

New NIST Service: Extending Traceable Measurements Inside the Human Body

March 23, 2018

The National Institute of Standards and Technology (NIST) is now providing a new measurement service that can improve the quality of magnetic resonance imaging...

In this illustration, a gas well field has a circle on it. A dual-comb spectrometer at the center sends out laser light which bounces off mirrors, goes through a gas cloud and returns to the spectrometer for analysis.

Mobile ‘Dual-Comb’ Device Significantly Improves Methane Leak Detection

March 22, 2018

Accurately detecting, locating and quantifying leaks of methane, the main component of natural gas and a major fuel source worldwide, is critically important...

Comparison of Future Realizations of the Kilogram - Final Report

March 15, 2018

The Pilot Study — read 2016 article details — was completed in late 2016 and the Final Report was published on the BIPM website in June of 2017. The main...

Four images composed of diffuse red, white and blue patterns.

JILA Team Invents New Way to ‘See’ the Quantum World

March 5, 2018

JILA scientists have invented a new imaging technique that produces rapid, precise measurements of quantum behavior in an atomic clock in the form of near...

Making Smokestack Emissions Tests Better, Faster, Cheaper

February 27, 2018

Smokestacks at coal-fired power plants have sensors that continuously monitor their emissions by measuring the flow of gases such as carbon dioxide, mercury...

NIST Sharpens the 'Charpy' Test to Make a More Precise Impact on Industrial Materials

February 26, 2018

A decade before an iceberg shattered the hull plates of the Titanic and half a century before a plague of brittle fractures started sinking Liberty ships during...

Asia Robertson of NIST’s Fabrication Technology Office makes final adjustments on an encasement.

NIST Expertise Helps Protect Historical Documents at the National Museum of African American History and Culture

February 21, 2018

This month, two seminal documents in American history—the Emancipation Proclamation and the 13th Amendment to the Constitution— went on display at the...

New Standard Aims to Ensure Accurate Fares in Both Ride-Hailing Technology and Traditional Taxi Services

February 15, 2018

To calculate a fare, ride-hailing apps rely on mobile devices for determining the vehicle’s movements and travel time, and to access the company’s proprietary...

Thanks, Bob: Expanding the Repertoire of NIST’s World-Class Coordinate Measuring Machines

January 30, 2018

The National Institute of Standard and Technology (NIST) is home to one of the most sensitive machines in the world for measuring objects’ dimensions...

A Stopwatch for Nanofluids: NIST Files Provisional Patent Application for Measuring Nanoliter Flow Rates

January 17, 2018

The National Institute of Standards and Technology (NIST) has filed a provisional patent application for a microflow measurement system, about the size of a...

Animation showing two laser beams creating a parabola-shaped curve and a small vertical slit that moves back and forth within the curve.

New NIST Spectrometer Measures Single Photons with Great Precision

December 18, 2017

Future communications networks that are less vulnerable to hacking could be closer to reality with an invention that measures the properties of single-photon...

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