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Physical Measurement Laboratory

News and Updates

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New NIST Calibration Service 'Arms' Phasors for More Reliable Power Grids

August 16, 2007

While the new calibration service for phasor measurement units (PMUs) offered by the National Institute of Standards and Technology (NIST) sounds like it would

Cartoon illustrates new NIST technique for selectively modifying resistance of a semiconductor device layer.

Nanoscale Blasting Adjusts Resistance in Magnetic Sensors

August 16, 2007

A new process for adjusting the resistance of semiconductor devices by carpeting a small area of the device with tiny pits, like a yard dug up by demented

Black background. Blue structure that looks like an egg carton with red and yellow globes in each pocket

Thousands of Atoms Swap 'Spins' in Quantum Square Dance

August 3, 2007

Physicists at the National Institute of Standards and Technology (NIST) have induced thousands of atoms trapped by laser beams to swap "spins" with partners

Illustration of a nano-layerof Ruthenium in a magnetic sensors

Nano-layer of Ruthenium Stabilizes Magnetic Sensors

August 3, 2007

A layer of ruthenium just a few atoms thick can be used to fine-tune the sensitivity and enhance the reliability of magnetic sensors, tests at the National

Changing the Rings: A Key Finding for Magnetics Design

August 3, 2007

Researchers at the National Institute of Standards and Technology's Center for Nanoscale Science and Technology (CNST) have done the first theoretical

Thousands of Atoms Swap 'Spins' with Partners in Quantum Square Dance

July 25, 2007

GAITHERSBURG, MD—Physicists at the Commerce Department's National Institute of Standards and Technology (NIST) have induced thousands of atoms trapped by laser

Magnetic Tape Analysis "Sees" Tampering in Detail

July 20, 2007

The National Institute of Standards and Technology (NIST) has developed an improved version of a real-time magnetic microscopy system that converts evidence of

spectroscopy image of electron interference in a section of graphene sheet

Speed Bumps Less Important Than Potholes for Graphene

July 20, 2007

For electrical charges racing through an atom-thick sheet of graphene, occasional hills and valleys are no big deal, but the potholes—single-atom defects in the

Three NIST Researchers Receive Flemming Awards

June 8, 2007

Three scientists from the National Institute of Standards and Technology (NIST) were among the eight federal employees who received the Arthur S. Flemming Award

Schematic represents cryogenic packaging system

Long-Distance Record: 'Quantum Keys' Sent 200 Kilometers

June 1, 2007

Palo Alto, Calif. —Particles of light serving as "quantum keys"—the latest in encryption technology—have been sent over a record-setting 200-kilometer fiber

black and white image that looks like holes in water

Magnetic Computer Sensors May Help Study Biomolecules

May 10, 2007

Magnetic switches like those in computers also might be used to manipulate individual strands of DNA for high-speed applications such as gene sequencing

Graphic showing a lipid bilayer membrane (blue) with an alpha-hemolysin nanopore

DNA Sieve: Nanoscale Pores Can Be Tiny Analysis Labs

May 10, 2007

Imagine being able to rapidly identify tiny biological molecules such as DNA and toxins using less than a drop of salt water in a system that can fit on a

Tiny Spectrometer Offers Precision Laser Calibration

May 10, 2007

A tiny device for calibrating or stabilizing precision lasers has been designed and demonstrated at the National Institute of Standards and Technology (NIST)

‘Tunable’ Network Features Coordinated Frequency Combs

May 10, 2007

A super stable fiber-optic network that can be tuned across a range of visible and near-infrared frequencies while synchronizing the oscillations of light waves

NIST Nanoscale Science and Technology Center Now Accepting Proposals

May 1, 2007

University, industry, government and other researchers who need access to state-of-the-art and beyond-state-of-the-art facilities to study a wide range of

Placing Single Nanowires: NIST Makes the Connection

April 26, 2007

Researchers at the National Institute of Standards and Technology (NIST) have devised a system for manipulating and precisely positioning individual nanowires

New JILA Apparatus Measures Fast Nanoscale Motions

March 16, 2007

A new nanoscale apparatus developed at JILA—a tiny gold beam whose 40 million vibrations per second are measured by hopping electrons—offers the potential for a

First 2D Pictures of a 'Frequency Comb' Transform It into a Brush

February 7, 2007

BOULDER, Colo.—Physicists at the Commerce Department's National Institute of Standards and Technology (NIST) have taken the first ever two-dimensional pictures

Countries Share Good Times Using GPS and the Internet

January 19, 2007

International time coordination is improving throughout the Americas thanks to a low-cost system relying on Global Positioning System (GPS) satellites and the

Improved Nanodots Could Be Key to Future Data Storage

January 19, 2007

The massive global challenge of storing digital data—storage needs reportedly double every year—may be met with a tiny yet powerful solution: magnetic particles

NIST Laser-Based Method Cleans Up Grubby Nanotubes

December 21, 2006

Before carbon nanotubes can fulfill their promise as ultrastrong fibers, electrical wires in molecular devices, or hydrogen storage components for fuel cells

New Targets May Hit Bull's-Eye for Chip Makers

December 7, 2006

The bull's-eye solution to the semiconductor industry's hunt for more exact means to measure the relative positions of ever-tinier devices squeezed by the

NIST Physicist Wins APS Keithley Award

November 22, 2006

The American Physical Society (APS) has named National Institute of Standards and Technology (NIST) physicist Kent Irwin as the recipient of the society's 2007

'Tornadoes' Are Transferred From Light to Sodium Atoms

November 9, 2006

For the first time, tornado-like rotational motions have been transferred from light to atoms in a controlled way at the National Institute of Standards and

NIST Staff Honored in 2006 Presidential Rank Awards

November 9, 2006

Five senior members of the National Institute of Standards and Technology (NIST) staff have been honored in the 2006 Presidential Rank Awards. The awards

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