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Physical Measurement Laboratory

News and Updates

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Guidelines for Enhancing Solar Cells Using Surface Plasmon Polaritons

August 15, 2014

Researchers from the NIST Center for Nanoscale Science and Technology (CNST) have established guidelines for using surface plasmon polaritons (SPPs) to improve

NIST Therapy for Ultraviolet Laser Beams: Hydrogen-treated Fibers

August 11, 2014

To make a better optical fiber for transmitting laser beams, the first idea that comes to mind is probably not a nice long hydrogen bath. And yet, scientists

Beyond Six Nines: Ultra-enriched Silicon Paves the Road to Quantum Computing

August 11, 2014

Using a relatively straightforward technique, a team of NIST researchers has created what may be the most highly enriched silicon currently being produced. The

NIST Ion Duet Offers Tunable Module for Quantum Simulator

August 6, 2014

Physicists at the National Institute of Standards and Technology (NIST) have demonstrated a pas de deux of atomic ions that combines the fine choreography of

It's a Dynamic World, Now NIST Can Help You Measure Its Changes

August 1, 2014

Crash-test dummies, yarn-spinning machines and steel girders in bridges. What do they have in common? Look inside them all and you find transducers, devices

'Comb on a Chip' Powers New NIST/Caltech Atomic Clock Design

July 22, 2014

Researchers from the National Institute of Standards and Technology (NIST) and California Institute of Technology (Caltech) have demonstrated a new design for

A phantom (life-size dummy) in the scanner

Backscatter Body Scan Redux

July 21, 2014

Airline passengers have already said bon voyage to the controversial backscatter x-ray security scanners, pulled from U.S. airports in 2013 over concerns about

Fill 'er Up: NIST Develops Prototype Meter Test for Hydrogen Refueling Stations

July 21, 2014

To support the fair sale of gaseous hydrogen as a vehicle fuel, researchers at the National Institute of Standards and Technology (NIST) have developed a

NIST Shows Ultrasonically Propelled Nanorods Spin Dizzyingly Fast

July 21, 2014

Vibrate a solution of rod-shaped metal nanoparticles in water with ultrasound and they'll spin around their long axes like tiny drill bits. Why? No one yet

Manipulating Magnetic Field Effects in Organic Semiconductors

July 10, 2014

Changing the polarity of the magnetic field response of a material one thousandth the width of a human hair may seem like the stuff of science fiction, but that

New NIST Metamaterial Gives Light a One-Way Ticket

July 1, 2014

The light-warping structures known as metamaterials have a new trick in their ever-expanding repertoire. Researchers at the National Institute of Standards and

NIST researchers are gathering skin reflectance data to establish the variation found in human tissue in order to develop reference standards for hyperspectral imaging applications.

Seeing Your True Colors: Standards for Hyperspectral Imaging

July 1, 2014

Today, doctors who really want to see if a wound is healing have to do a biopsy or some other invasive technique that, besides injuring an already injured

Rush a Light Wave and You'll Break Its Data, say NIST Scientists

May 29, 2014

Quantum information can't break the cosmic speed limit, according to researchers from the National Institute of Standards and Technology (NIST) and the

Small image of the CNST News Winter-Spring 2014 Cover

CNST Releases the Winter/Spring 2014 Edition of the CNST News

May 28, 2014

The NIST Center for Nanoscale Science and Technology (CNST) is pleased to announce the release of the Winter/Spring 2014 edition of The CNST News. This

NIST engineer Tasshi Dennis with NIST's solar simulator based on a white light laser.

Novel NIST Laser System Mimics Sunlight to Test Solar Cell Efficiency

May 28, 2014

Researchers at the National Institute of Standards and Technology (NIST) have developed a laser-based instrument that generates artificial sunlight to help test

AFM Systems Take a Tip from Nanowires

May 22, 2014

In response to requests from the semiconductor industry,* a team of PML researchers has demonstrated that atomic force microscope (AFM) probe tips made from its

Nanoelectronics: First Measurement of Moly's Thermal Conductivity

May 21, 2014

Angela Hight Walker of PML's Semiconductor and Dimensional Metrology Division and colleagues have succeeded in measuring a previously unknown but essential

Don't Blink! NIST Studies Why Quantum Dots Suffer from 'Fluorescence Intermittency'

May 20, 2014

Researchers at the National Institute of Standards and Technology (NIST), working in collaboration with the Naval Research Laboratory, have found that a

NIST Chip Produces and Detects Specialized Gas for Biomedical Analysis

May 20, 2014

A chip-scale device that both produces and detects a specialized gas used in biomedical analysis and medical imaging has been built and demonstrated at the

JILA Study Finds Crowding Has Big Effects on Biomolecules

May 20, 2014

Crowding has notoriously negative effects at large size scales, blamed for everything from human disease and depression to community resource shortages. But

World Metrology Day 2014: Measurements and the Global Energy Challenge

May 19, 2014

The theme of this year's World Metrology Day, " Measurements and the Global Energy Challenge," speaks to one of the defining issues of our time. One that is as

New SPAD Control System: High Efficiency, Low Noise

May 16, 2014

By employing a technique analogous to the operation of noise-canceling headphones, PML researchers have created an exquisitely sensitive, semiconductor-based

Nanotube-Infused Clothing May Protect Against Chemical Weapons

May 6, 2014

Nerve agents are among the world's most feared chemical weapons, but scientists at the National Institute of Standards and Technology (NIST) have demonstrated a

Schematic of the NIST focused lithium ion beam microscope

This FIB Doesn't Lie: New NIST Microscope Sees What Others Can't

May 6, 2014

Microscopes don't exactly lie, but their limitations affect the truths they can tell. For example, when operated in their most typical high-energy modes

PML's Ohno receives first "SSL Visionary Award"

April 29, 2014

Yoshi Ohno, a group leader in PML's Sensor Science Division, was recently honored by the Department of Energy as the first recipient of the SSL Visionary Award

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