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Physics

News and Updates

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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...

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...

'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...

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...

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...

New Math Technique Improves Atomic Property Predictions to Historic Accuracy

June 25, 2014

[This article was revised on July 23, 2014, to clarify the relationship between the work reported here and the related problem of calculating relativistic and...

NIST Technique Could Make Sub-wavelength Images at Radio Frequencies

June 17, 2014

Imaging and mapping of electric fields at radio frequencies (RF)* currently requires the use of metallic structures such as dipoles, probes and reference...

Two NIST Researchers Honored with Flemming Awards

June 9, 2014

Two researchers at the National Institute of Standards and Technology (NIST) are among 12 federal employees being honored today* as recipients of the 2013...

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...

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...

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...

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...

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...

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...

A New Beginning for the END: Detecting Neutrons with Light

April 15, 2014

In a truly scintillating set of experiments, scientists at NIST and the University of Maryland have demonstrated that a process called excimer* scintillation...

Now You See It: Electromagnetically Induced Transparency in a Silicon Nitride Optomechanical Crystal

April 9, 2014

Researchers from the NIST Center for Nanoscale Science and Technology (CNST) have observed electromagnetically induced transparency at room temperature and...

NIST physicists Steve Jefferts and Tom Heavner with the NIST-F2 cesium fountain atommic clock

NIST Launches a New U.S. Time Standard: NIST-F2 Atomic Clock

April 3, 2014

NIST-F2 Atomic Clock News Briefing: Opening Statement by Tom O'Brian, Chief, Time and Frequency Division Opening Statement by Steve Jefferts, NIST Project...

NIST-F2 Atomic Clock Webinar

April 3, 2014

On April 3, 2014, NIST hosted a news briefing on the NIST-F2 Atomic Clock. << Back to the press release. <

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...

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...

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