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Boulder

Nonlinear Optical Spectroscopy

Vibrationally-Resonant Sum Frequency Spectroscopy (VR-SFS): A nonlinear vibrational spectroscopy in which two colors of light, one in the visible and one in the

Development of differential absorption LIDAR Technologies

We are advancing optical methods and developing deployable technologies for performing differential absorption LIDAR (LIght Detection And Ranging), commonly

Mood Disorders and Creativity

Fri, Nov 5 2010

A possible link between madness and genius is one of the oldest and most persistent of cultural notions; it is also one

Integrated circuit for NIST's new programmable AC/DC 10-volt standard

NIST Ships First Programmable AC/DC 10-Volt Standard

October 26, 2010

Extending its 26-year tradition of innovative quantum voltage standards, researchers at the National Institute of Standards and Technology (NIST) have begun

'Sí' on the New SI: NIST Backs Proposal for a Revamped System of Measurement Units

October 26, 2010

Taking the first steps of what would be a major historical advance in the science of measurement, the National Institute of Standards and Technology (NIST) is

Record-breaking Detector May Aid Nuclear Inspections

March 14, 2006

Boulder, Colo.—Scientists at the Commerce Department's National Institute of Standards and Technology (NIST) have designed and demonstrated the world's most

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

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

Deepwater Horizon: Science in Action

Fri, Oct 29 2010

The Deepwater Horizon oil spill has been called the largest response to an environmental catastrophe in the history of

Telecom Meeting to Focus on Emerging Networks

February 16, 2006

Technology in today's fast-moving telecommunications industry is all about convergence. The "next big thing" are the so-called Next Generation Networks (NGN)

Simulation Program Predicts Resistivity in Nanodevices

January 17, 2006

As nanoscale circuits continue to shrink, electrical resistivity increases in the wiring and limits the maximum circuit speed. A new simulation program

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

JILA Unveils Improved 'Molecular Fingerprinting' for Trace Gas Detection

October 13, 2010

Scientists at JILA and collaborators have demonstrated an improved laser-based "molecular fingerprinting" technique that picks out traces of key hydrogen

NIST Mini-Sensor Traces Faint Magnetic Signature of Human Heartbeat

October 13, 2010

Researchers from the National Institute of Standards and Technology (NIST) and the German national metrology institute have used NIST's miniature atom-based

NIST-F1 Cesium Fountain Clock

December 29, 1999

There's nothing like the joy of receiving a precision timepiece as a holiday gift. Thanks to the Commerce Department's National Institute of Standards and

NIST Staff Honored in 2007 Presidential Rank Awards

October 25, 2007

Four members of the National Institute of Standards and Technology (NIST) staff have been honored in the 2007 Presidential Rank Awards. The awards recognize

Statistical Methods in Waveform Metrology

Waveform metrology aims to develop new techniques and measurement services at bandwidths currently unattainable for waveform verification, to characterize high

Modern Day Alchemy with Metamaterials Invisibility Cloaks and Superlenses

Fri, Oct 15 2010

Controlling light by bending space? Science fiction? Is it something just for magicians and imaginary heroes like Harry

NIST Clock Experiment Demonstrates That Your Head is Older Than Your Feet

September 28, 2010

Scientists have long known that time passes faster at higher elevations—a curious aspect of Einstein's theories of relativity that previously has been measured

NIST Researchers Create 'Quantum Cats' Made of Light

August 31, 2010

Researchers at the National Institute of Standards and Technology (NIST) have created "quantum cats" made of photons (particles of light), boosting prospects

Yikes! NIST Sensor Measures Yoctonewton Forces Fast

August 31, 2010

Physicists at the National Institute of Standards and Technology (NIST) have used a small crystal of ions (electrically charged atoms) to detect forces at the

NIST Pair of Aluminum Atomic Clocks Reveal Einstein's Relativity at a Personal Scale

September 23, 2010

BOULDER, Colo. – Scientists have known for decades that time passes faster at higher elevations—a curious aspect of Einstein's theories of relativity that

Statistical Characterization of High-Speed Oscilloscopes and Photodiodes

SED staff began a collaboration with the EEEL Optoelectronics Division staff in 1998 to develop statistical signal processing methods for analysis of time

Magnetic Trapping of Ultra Cold Neutrons and Determination of the Mean Lifetime of Neutrons

At the request of researchers from the Ionizing Radiation Division, SED staff joined an international team of researchers from NIST, Harvard University, Los

Collaborative Research with NIST Scientists and Engineers

For more than 50 years, Statistical Engineering Division (SED) staff have played a critical role in the success of a broad spectrum of interdisciplinary

NIST Posts Online Database of Cryogenic Materials Properties

November 8, 2007

In response to numerous inquiries from academia, industry, and other government labs, the National Institute of Standards and Technology (NIST) recently

GaN Nanowire Metrology and Applications

We synthesize semiconductor nanostructures to serve both as test structures for measurement techniques and as building blocks for novel metrology tools and

Staff from the Department of Homeland Security participate in a hands-on exercise as part of the SED short course on experiment design.

Short Courses

Statistical Engineering Division staff members offer short courses at NIST, at conferences open to the public, and at other government agencies. The courses

O'Brian Named Director of NIST Boulder Laboratories

October 26, 2006

Thomas R. O'Brian, chief of the Time and Frequency Division at the National Institute of Standards and Technology (NIST), has been appointed director of the

Radiative Decay of the Neutron

Quantum electrodynamics (QED) predicts that a neutron will decay into a proton, electron and anti-neutrino. A small fraction of the time, this beta-decay

Charpy Impact Machine Verification Program

The Charpy impact test is one of the most common tests used to quantify the breaking strength of metallic materials. The test is implemented by striking a small

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