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Metrology

News and Updates

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Ultra-stable JILA Microscopy Technique Tracks Tiny Objects for Hours

June 30, 2015

JILA researchers have designed a microscope instrument so stable that it can accurately measure the 3D movement of individual molecules over many hours—hundreds...

Raising restored deadweight component from truck

Progress Report with Photos: Restoration of NIST's Million-Pound Deadweight Machine

June 30, 2015

Restoration is well underway for NIST's 4.45-million newton (equivalent to one million pounds-force) deadweight machine, the largest in the world. The three...

NIST Group Maps Distribution of Carbon Nanotubes in Composite Materials

June 29, 2015

Despite their small size and simple structure, carbon nanotubes—essentially sheets of graphene rolled up into straws—have all sorts of potentially useful...

NIST-led Effort Yields New International Standard for Dynamic Liquid Measuring Systems

June 26, 2015

When measuring large volumes of relatively expensive liquids such as gasoline, beer, and milk, even small inaccuracies can mean large losses for companies and...

NIST's Michal Chojnacky with Gates Foundation representative

Gates Foundation Rep Visits PML Vaccine Transport Lab

June 26, 2015

This month, a representative from the Bill and Melinda Gates Foundation visited the vaccine thermometry laboratory of Michal Chojnacky, of NIST PML's...

Vacuum Fluctuations: Measuring the Unreal

June 23, 2015

In this universe, anything that can vibrate will vibrate, and no oscillator is ever truly at rest. Even when an object such as an atom or subatomic particle is...

40th Time and Frequency Seminar Serves Industry, Government, Academe

June 23, 2015

About 40 participants from industry, US government agencies and academia participated in the 40th Annual Time and Frequency Metrology Seminar at NIST Boulder...

Reading the Secrets of Ancient Light

June 19, 2015

Much of what we know about the origin and early history of the universe comes from a phenomenon discovered by accident 50 years ago: The cosmic microwave...

International Symposium on Forensic Science Error Management Announces Brandon Mayfield and Steven Wax as Keynote Speakers

June 9, 2015

#NISTForensics We are pleased to introduce our two keynote speakers for the first-ever International Symposium on Forensic Science Error Management, an event...

The League of SI Superheroes is Running Out of Time!

May 29, 2015

The League of SI Superheroes is back! Working from their not-terribly-secret HQ at the National Institute of Standards and Technology (NIST), the cartoon heroes...

Hot Off the Lathe: Dimensional Measurements of First Parts of VLOC Pressure Standard

May 28, 2015

Last fall, PML researchers built and tested the first-ever photonic pressure sensor, which makes its measurements using light. This sensor, called the Fixed...

New Chip Defect-finding Scheme Attracts Industry Leaders

May 27, 2015

Until recently, the semiconductor industry had a go-to method for quantifying atomic-scale defects in the billions of transistors contained in a single computer...

Coming Soon: A Calibration Facility for Micro-Flows

May 27, 2015

Many medical treatments both new and old involve extremely small doses of powerful drugs in liquid form – from scorpion venom for cancer research to opioid...

Under Construction: Traceable Dynamic Pressure Standard

May 19, 2015

In recent years, the physical damage done by pressure waves – such as traumatic brain injuries from explosives sustained by military personnel in the Middle...

Photonic Thermometers: Out of the Lab, Into a Bucket of Water

April 28, 2015

A new class of tiny chip-based thermometers being developed by PML's Sensor Science Division has the potential to revolutionize the way temperature is gauged...

Why Firefighters Get Steam Burns: Exploratory Study Underway

April 27, 2015

A mystery has raged for decades surrounding accounts of firefighters who receive steam burns through their protective clothing. One ruling theory is that the...

Detecting Effects of 3D Shapes in Nanoscale Chip Features

April 27, 2015

As microchip feature dimensions approach atomic scale, it becomes formidably difficult to measure their size and shape. According to the International...

'Standing Room Only' for PML's Hands-On Dimensional Metrology Workshop

April 22, 2015

Earlier this month, PML's Dimensional Metrology Group hosted a three-day hands-on training event for 13 industry and government attendees. The class was given...

Nanoelectronics Conference Focuses on Future of Semiconductor Manufacturing

April 22, 2015

The characterization technology needed for nanoelectronic materials and device research, development, and manufacturing was discussed by experts from industry...

NIST Technique Can Measure Volumes of Key 'Lab on a Chip' Components

April 17, 2015

Imagine shrinking tubes and beakers—in fact, most of a clinical chemistry lab—down to the size of a credit card. When engineers figured out how to do that two...

NIST Gets New Angle on X-Ray Measurements

March 9, 2015

Criminal justice, cosmology and computer manufacturing may not look to have much in common, but these and many other disparate fields all depend on sensitive...

PML to Help Automated Precision Incorporated Improve Laser Tracker Measurement Testing

February 25, 2015

Laser trackers are state-of-the-art measuring machines that are capable of measuring the dimensions of large objects (up to approximately 120 meters in length)...

New Accelerometer Calibration Service to Start Soon

February 19, 2015

In a few weeks, NIST will begin offering a new, state-of-the-art calibration service for accelerometers. Based on a technique called laser interferometry, the...

integrating sphere for light measurements

Following a New MAP for Solid-State Lighting

February 19, 2015

LED lights are notably cool. But as an industry sector, solid-state lighting (SSL) keeps heating up, with demand growing rapidly in residential, commercial, and...

NIST Group Drafts Plug-and-Pay Standards

February 12, 2015

Plug-in electric vehicles make up a growing share of the nation's rolling stock and are prompting increased demand for the electrical equivalent of the corner...

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