Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Search News by Chad Boutin

Displaying 301 - 325 of 548

Developing a 'Gold Standard' for Hall Resistance

April 7, 2014

PML researchers have developed a novel method of fabricating graphene-based microdevices that may hasten the arrival of a new generation of standards for

Essay: How to Weigh Everything from Atoms to Apples Using the Revised SI

March 26, 2014

Very soon, the International System of Units (SI) may be revised to define the unit of mass in terms of a fixed value of the Planck constant, h. That move would

NIST Gives Astronomers a Better Ruler in the Search for Extrasolar Planets

March 26, 2014

Researchers at the National Institute of Standards and Technology (NIST) have rejuvenated a technique for finding planets near distant stars.* New measurements

PML Scientists Develop 3D SEM Metrology for 10 nm Structures

March 21, 2014

PML researchers have devised an idea for determining the three-dimensional shape of features as small as 10 nanometers wide. The model-based method compares

Demagnetization Dynamics on a Femtosecond Time Scale

March 20, 2014

There are many unknowns in the future of computing. But one thing is certain: Devices will be reading and writing information faster, and storing it at ever

Aerosol Contents: How Much Is In That Can?

March 5, 2014

The work of NIST can be found in many unexpected places in American life -- including store shelves containing different kinds of aerosol products. So perhaps

Stirred, Then Shaken: NIST Atomtronic Study May Pave the Way for New Devices

February 19, 2014

While pursuing the goal of turning a cloud of ultracold atoms into a completely new kind of circuit element, physicists at the National Institute of Standards

Hysteresis in a Quantized BEC Superfluid

February 14, 2014

Scientists at NIST's Physical Measurement Laboratory and the NIST-sponsored Joint Quantum Institute (JQI), with collaborators elsewhere, have observed a

NIST to Hold Cryptographic Key Management Workshop March 4-5

February 11, 2014

A workshop aimed at improving federal cryptographic key management systems will be held at the National Institute of Standards and Technology (NIST)'s

Toward New Precision in Measuring the Neutron Lifetime

February 3, 2014

A team of PML scientists and collaborators* has achieved a five-fold reduction in the dominant uncertainty in an experiment that measured the mean lifetime of

Preparing the Next Generation of Female Physicists

February 3, 2014

"If the profession of physics is to thrive, we must make it our goal to achieve a scientifically literate society, a population that understands and values the

double-paddle oscillator in its mounting, seen from below

Surface Detail: Oscillator to Explore Secrets of Mass Variation

January 30, 2014

It might seem that when the world agrees on a new definition of the kilogram based on a fixed value of a physical constant, as is expected soon, no one will

Nearly Everyone Uses Piezoelectrics. Be Nice to Know How They Work.

January 29, 2014

Piezoelectrics—materials that can change mechanical stress to electricity and back again—are everywhere in modern life. Computer hard drives. Loud speakers

PML Measurements Drive Development of New Length Artifact

January 17, 2014

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 Value for the Planck Constant May Hasten Electronic Kilogram

January 14, 2014

After two years of difficult and meticulous work examining, refurbishing, and testing the aging workhorse watt balance called NIST-3, PML researchers have used

simulation of laser flashes on windshield

Helping the Judicial System Understand Laser Strikes on Aircraft

January 14, 2014

Joshua Hadler and colleagues in PML's Quantum Electronics and Photonics Division have devised a simple, accurate measurement system that can help law

keys illustration to denote a new "one-shot" memory device

Quantum Physics Could Make Secure, Single-Use Computer Memories Possible

January 14, 2014

Computer security systems may one day get a boost from quantum physics, as a result of recent research from the National Institute of Standards and Technology

Val Miller demonstrates volume instrument.

OWM Sees Progress in Proficiency Testing

December 23, 2013

Americans rely on many measurements of mass and volume in their daily lives, from weighing broccoli at the grocery store to putting gas in the family car. In

New NIST Tests Explore Safety of Nanotubes in Modern Plastics Over Time

December 17, 2013

Who cares about old plastic? Researchers at the National Institute of Standards and Technology (NIST) do, so that you won't have to years down the road, when

PML Study Supports Validity of Toolmark Identification in Forensics

December 13, 2013

Toolmark identification is an important forensic discipline where scrape and impression marks found at a crime scene are used to identify the type, brand, or

Probing the Inner Secrets of Nanowires

December 11, 2013

Semiconductor nanowires (NWs) are vanishingly small: NWs from a recent batch made by scientists in PML's Quantum Electronics and Photonics Division measure

Controllable Mode Competition in a Phonon Laser

November 19, 2013

Using a novel realization of a "phonon laser," scientists at PML and the Joint Quantum Institute (JQI) have observed and learned to control a process called

SIM Metrology School at NIST

November 4, 2013

They spanned 140 degrees of latitude – from Canada to Chile – and varied widely in age and experience. But their goal was the same: To improve their

NIST Seeks Public Input on Updated Smart Grid Cybersecurity Guidelines

October 25, 2013

The National Institute of Standards and Technology (NIST) is requesting public comments on the first revision to its guidelines for secure implementation of

NIST/JQI Team 'Gets the Edge' on Photon Transport in Silicon

October 22, 2013

Scientists have a new way to edge around a difficult problem in quantum physics, now that a research team from the National Institute of Standards and

Was this page helpful?