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Physical Measurement Laboratory

News and Updates

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CNST and LBL Researchers Develop a Full Numerical Model of EUV Imaging and Exposure Statistics

January 24, 2011

The tolerances on feature size, shape, and placement for next generation computer chips fabricated with extreme ultra-violet (EUV) lithography will range from a

Real-World Graphene Devices May Have a Bumpy Ride

January 19, 2011

Electronics researchers love graphene. A two-dimensional sheet of carbon one atom thick, graphene is like a superhighway for electrons, which rocket through the

Stretching, the Truth: JILA Biophysicists Help Unravel DNA Stretching Mystery

January 19, 2011

Using a new experimental test structure, biophysicists at JILA have unraveled part of a 15-year mystery in the mechanics of DNA—just how the molecule manages to

NIST Physicist Joseph Stroscio Named Among 2010 AAAS Fellows

January 19, 2011

Joseph Stroscio, a physicist at the National Institute of Standards and Technology (NIST), has been named a Fellow of the American Association for the

New Wave: JILA Develops Efficient Source of Terahertz Radiation

January 19, 2011

JILA researchers have developed a laser-based source of terahertz radiation that is unusually efficient and less prone to damage than similar systems. The

NIST Advances Single Photon Management for Quantum Computers

January 19, 2011

The quantum computers of tomorrow might use photons, or particles of light, to move around the data they need to make calculations, but photons are tricky to

Schematic of flat electron wavefronts twisted into a fan of helices using a very thin film with a 5-micron-diameter pattern of nanoscale slits

NIST Puts a New Twist on the Electron Beam

January 13, 2011

Electron microscopes are among the most widely used scientific and medical tools for studying and understanding a wide range of materials, from biological

John Unguris Recognized as an American Physical Society Outstanding Referee

January 10, 2011

John Unguris, a Project Leader in the CNST Electron Physics Group, has been designated a 2011 Outstanding Referee by the American Physical Society (APS). This

Video still: Extracting mitochondria from a human cell (larger object on bottom right) is a tricky process.

Extracting Cellular 'Engines' May Aid in Understanding Mitochondrial Diseases

January 5, 2011

Medical researchers who crave a means of exploring the genetic culprits behind a host of neuromuscular disorders may have just had their wish granted by a team

Three From NIST Elected Fellows of American Physical Society

January 5, 2011

Three scientists at the National Institute of Standards and Technology (NIST) were recently elected as 2010 fellows of the American Physical Society (APS), an

NIST Telescope Calibration May Help Explain Mystery of Universe's Expansion

January 5, 2011

Is the expansion of the universe accelerating for some unknown reason? This is one of the mysteries plaguing astrophysics, and somewhere in distant galaxies are

New Time Widget Puts Accurate Clocks on Web Pages

January 5, 2011

For Web site owners and bloggers, there is a new widget from the National Institute of Standards and Technology (NIST) that will keep your Web pages right on

Chromium Ions Focused to the Nanoscale

December 15, 2010

Using the NIST-invented magneto-optical trap ion source (MOTIS), CNST researchers recently took a significant step toward the goal of creating a more versatile

Theorists Find Generalized Connection Between Spin Currents, Magnetic Torques, and Mechanical Torques

December 8, 2010

Paul Haney and Mark Stiles of the CNST have developed a theory of current-induced torques that generalizes the relationship between spin transfer torques, total

NIST's New Scanning Probe Microscope is Supercool

December 8, 2010

The discoveries of superconductivity, the quantum Hall effect and the fractional quantum Hall effect were all the result of measurements made at increasingly

Three NIST Scientists Earn Presidential Early Career Awards

November 24, 2010

Three NIST researchers have been chosen to receive Presidential Early Career Awards for Scientists and Engineers (PECASE), the highest honor bestowed by the U.S

CNST Researchers Develop Novel Optics to Accelerate Ions

November 24, 2010

CNST researchers Adam Steele, Brenton Knuffman, and Jabez McClelland, together with Jon Orloff of FEI Co., have invented an innovative way to extract and

Electron Orbits in Multilayer Graphene Have Unexpected Structure

November 17, 2010

The world-leading graphene research team from the Georgia Institute of Technology and the CNST has taken yet another step toward elucidating the unique and

AFM Positioning: Shining Light on a Needle in a Haystack

November 9, 2010

The researchers characterize their new technique as a neat solution to the "needle in a haystack" problem of nanoscale microscopy, but it's more like the

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

NIST, Harvard Researchers Share 2010 Julius Springer Prize for Applied Physics

October 26, 2010

National Institute of Standards and Technology (NIST) physical scientist Henri Lezec and Federico Capasso of Harvard have received the Julius Springer Prize for

'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

CNST's Joseph Stroscio Interviewed on NPR Science Friday

October 20, 2010

Two Russian scientists won the Nobel Prize in physics this week for their work on graphene, a chicken-wire-like lattice of carbon atoms. Joseph Stroscio, of the

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

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

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