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Physical Measurement Laboratory

News and Updates

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NIST Requests Funding Proposals for Projects in Precision Measurement

December 6, 2011

The National Institute of Standards and Technology (NIST) is soliciting proposals for the next round of funding in its long-running Precision Measurement Grant

Powerful NIST Detectors on Hawaiian Telescope to Probe Origins of Stars, Planets and Galaxies

December 6, 2011

The world's largest submillimeter camera—based on superconducting technology designed by the National Institute of Standards and Technology (NIST)—is now ready

CNST Collaboration Tunes Viscous Drag on Superhydrophobic Surfaces

November 30, 2011

By measuring the motion of a vibrating, porous membrane separating water and air, researchers from the NIST Center for Nanoscale Science and Technology, the

Optically pumped GaN nanowire laser shown glowing orange.

Bright Future for GaN Nanowires

November 25, 2011

The gallium nitride nanowires grown by PML scientists may only be a few tenths of a micrometer in diameter, but they promise a very wide range of applications

Tiny Levers, Big Moves in Piezoelectric Sensors

November 22, 2011

A team of university researchers, aided by scientists at the National Institute of Standards and Technology (NIST), have succeeded in integrating a new, highly

Original NIST Campus in D.C. Designated 'Physics Historic Site'

November 22, 2011

The American Physical Society (APS) has designated the original campus of the National Institute of Standards and Technology (NIST) as a Physics Historic Site

111116_Spin_Fluctuations_McMichael_Stiles

CNST Collaboration Controls Thermal Fluctuations with Spin Current

November 16, 2011

A team of researchers from the NIST Center for Nanoscale Science and Technology, the University of Muenster, and West Virginia University have demonstrated

Adding Up Photons with a TES

November 14, 2011

Scientists have demonstrated that a superconducting detector called a transition edge sensor (TES) is capable of counting the number of as many as 1,000 photons

APS Honors 'Historic Site' of NBS Physics Discovery

November 14, 2011

The American Physical Society (APS) has named the location of a 1956 breakthrough by NBS scientists as an "historic site." The lab in which NBS researchers

NIST's John Cahn Receives Kyoto Prize

November 10, 2011

KYOTO, JAPAN — November 10, 2011 — The non-profit Inamori Foundation (President: Dr. Kazuo Inamori) today presented its 27th Annual Kyoto Prizes, Japan's

Redefining the SI Base Units

November 2, 2011

Note: Much more recent information is available about redefinition of the SI units. For a comprehensive general overview, see How to Weigh Everything from

111102_Single_Photons_Waveguide_Srinivasan

CNST Researchers Efficiently Extract Photons from Single Semiconductor Quantum Dots Directly into an Optical Fiber

November 2, 2011

Researchers from the NIST Center for Nanoscale Science and Technology have led the development of a new technique for efficiently out-coupling photons from

CNST and University of Maryland Researchers Bridge Nanophotonics and Conventional Optics with Surface Plasmonic Lenses Fabricated on Optical Fibers

October 26, 2011

Researchers from the University of Maryland and the NIST Center for Nanoscale Science and Technology have experimentally demonstrated superfocusing of light

Future 'Comb on a Chip': NIST's Compact Frequency Comb Could Go Places

October 25, 2011

Laser frequency combs—extraordinarily precise tools for measuring frequencies (or colors) of light—have helped propel advances in timekeeping, trace gas

Quantum Computer Components 'Coalesce' to 'Converse'

October 25, 2011

If quantum computers are ever to be realized, they likely will be made of different types of parts that will need to share information with one another, just

Micrograph of magnetic microfluidic chip

Magnetic Attraction: NIST/CU Microchip Demonstrates Concept of 'MRAM for Biomolecules'

October 13, 2011

Researchers from the National Institute of Standards and Technology (NIST) and University of Colorado Boulder (CU) have developed a low-power microchip that

CNST and ASU Researchers Show that Gold Doping Increases Nickel Catalyst Activity for Carbon Nanostructure Formation

October 12, 2011

Researchers from the CNST and Arizona State University have demonstrated that the overall catalytic activity of nickel particles for the formation of carbon

CNST and ITL Researchers Change the Color and Shape of a Single Photon

October 5, 2011

A team of researchers from the CNST and ITL has simultaneously changed the color and shape of a single photon, the smallest unit of light. The work, reported in

Traveling SIRCUS Tests Satellite Sensors

October 3, 2011

For NASA's Earth Observing System satellite fleet, sensor failure is not an option. The nation depends critically on the data from those satellites, orbiting

NIST Quantum Dot Helps Scientists 'See' Quantum Mechanics at Work

October 3, 2011

A quantum dot made at the National Institute of Standards and Technology (NIST) has helped an international team of researchers "see" the inner workings of

PML Develops Graphene Fabrication Capability

October 3, 2011

Graphene – a single-layer planar sheet of carbon atoms bound in a "chicken-wire" lattice—has become the object of intense international research ever since its

NIST Gets HIP: a New method for testing optical imaging sensors

October 3, 2011

A new type of scene projector in development at PML will enable the performance of future optical and infrared imaging instruments to be evaluated by having

Reading Between the Lines in Lithium: New measurements of unprecedented accuracy resolve a longstanding data disagreement problem

October 3, 2011

A team of PML researchers has solved a longstanding problem plaguing experimental tests of the atomic theory of lithium, and in the process uncovered a

All Time, All the Time: Improving NIST Radio

October 3, 2011

For huge numbers of people in North America who spend their days in schools, offices, stores, factories and public facilities, the time of their lives comes

New Etch Process Developed at the CNST uses Argon Pulsing to Improve Silicon Etch Rate and Selectivity

September 28, 2011

Engineers in the CNST NanoFab have developed a new plasma etching technique for silicon which improves the etch rate, the mask selectivity, and the sidewall

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