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Physics

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Psst! A Whispering Gallery for Light Boosts Solar Cells

April 13, 2018

Trapping light with an optical version of a whispering gallery, researchers at the National Institute of Standards and Technology (NIST) have developed a...

Multicolor illustration featuring various patterns of the numerals 1 and 0

NIST’s New Quantum Method Generates Really Random Numbers

April 11, 2018

Researchers at the National Institute of Standards and Technology (NIST) have developed a method for generating numbers guaranteed to be random by quantum...

Blazing a Path for Buried Bits in Quantum Chips

April 10, 2018

NIST researchers have pioneered a process that drastically simplifies fabrication of the kind of nanoscale microchip features that may soon form the basis of a...

Square silver device with black-lined window connected to a clear tube on the left, a copper fringe down the middle, and a penny on the right

Mini Toolkit for Measurements: New NIST Chip Hints at Quantum Sensors of the Future

April 10, 2018

Researchers at the National Institute of Standards and Technology (NIST) have created a chip on which laser light interacts with a tiny cloud of atoms to serve...

Illustration of a plasmomechanical oscillator

Doing the Nano-Shimmy

April 9, 2018

Imagine a single particle, only one-tenth the diameter of a bacterium, whose miniscule jiggles induce sustained vibrations in an entire mechanical device some...

New NIST Service: Extending Traceable Measurements Inside the Human Body

March 23, 2018

The National Institute of Standards and Technology (NIST) is now providing a new measurement service that can improve the quality of magnetic resonance imaging...

In this illustration, a gas well field has a circle on it. A dual-comb spectrometer at the center sends out laser light which bounces off mirrors, goes through a gas cloud and returns to the spectrometer for analysis.

Mobile ‘Dual-Comb’ Device Significantly Improves Methane Leak Detection

March 22, 2018

Accurately detecting, locating and quantifying leaks of methane, the main component of natural gas and a major fuel source worldwide, is critically important...

Comparison of Future Realizations of the Kilogram - Final Report

March 15, 2018

The Pilot Study — read 2016 article details — was completed in late 2016 and the Final Report was published on the BIPM website in June of 2017. The main...

First Light at NIST’s Spectroscopy Soft and Tender NSLS-II Beamlines

March 14, 2018

February 17, 2018 marked the culmination of ten years of planning and construction for NIST’s NSLS-II Spectroscopy Beamline Suite, with first light at the Soft...

Movable Silicon ‘Lenses’ Enable Neutrons to See New Range of Details Inside Objects

March 12, 2018

You can’t see well without lenses that can focus, whether those lenses are in your eye or the microscope you peer through. An innovative new way to focus beams...

Four images composed of diffuse red, white and blue patterns.

JILA Team Invents New Way to ‘See’ the Quantum World

March 5, 2018

JILA scientists have invented a new imaging technique that produces rapid, precise measurements of quantum behavior in an atomic clock in the form of near...

Asia Robertson of NIST’s Fabrication Technology Office makes final adjustments on an encasement.

NIST Expertise Helps Protect Historical Documents at the National Museum of African American History and Culture

February 21, 2018

This month, two seminal documents in American history—the Emancipation Proclamation and the 13th Amendment to the Constitution— went on display at the...

Thanks, Bob: Expanding the Repertoire of NIST’s World-Class Coordinate Measuring Machines

January 30, 2018

The National Institute of Standard and Technology (NIST) is home to one of the most sensitive machines in the world for measuring objects’ dimensions...

NIST’s Superconducting Synapse May Be Missing Piece for ‘Artificial Brains’

January 26, 2018

Researchers at the National Institute of Standards and Technology (NIST) have built a superconducting switch that “learns” like a biological system and could...

A Stopwatch for Nanofluids: NIST Files Provisional Patent Application for Measuring Nanoliter Flow Rates

January 17, 2018

The National Institute of Standards and Technology (NIST) has filed a provisional patent application for a microflow measurement system, about the size of a...

Man in striped shirt wearing laser safety glasses working with laser table in laboratory.

‘Quantum Radio’ May Aid Communications and Mapping Indoors, Underground and Underwater

January 2, 2018

Researchers at the National Institute of Standards and Technology (NIST) have demonstrated that quantum physics might enable communications and mapping in...

Animation showing two laser beams creating a parabola-shaped curve and a small vertical slit that moves back and forth within the curve.

New NIST Spectrometer Measures Single Photons with Great Precision

December 18, 2017

Future communications networks that are less vulnerable to hacking could be closer to reality with an invention that measures the properties of single-photon...

NIST’s NeXT Trick Will Fill Your Eyes With That Double Vision

November 30, 2017

Superman’s X-ray vision has nothing on Jake LaManna’s. For the past couple of years, LaManna, an engineer at the National Institute of Standards and Technology...

Clear spheres are shown over top of pink concentric rings

Quantum Simulators Wield Control Over More Than 50 Qubits

November 29, 2017

COLLEGE PARK, Md.—Two independent teams of scientists, including one from the Joint Quantum Institute (JQI, University of Maryland/NIST), have used more than 50...

NIST Finds Many Protective Glasses Do Not Meet Specs for Shielding Light from Ultrafast Lasers

November 28, 2017

High-power, ultrafast pulsed lasers increasingly supply light for biomedical applications and imaging, materials processing, industrial micromachining and more...

Two rectangular boxes with oblong shapes in the center of each in red, green and fuscia

Microwave-Based Test Method Can Help Keep 3-D Chip Designers’ Eyes Open

November 28, 2017

Researchers at the National Institute of Standards and Technology (NIST) have invented a new approach to testing multilayered, three-dimensional computer chips...

How Disposable Diapers Can Improve Measurements of Tumor Growth

November 20, 2017

Catching cancer early can make all the difference for successful treatment. A common screening practice measures tumor growth with X-ray computed tomography (CT...

Man with gray hair standing beside computer with digital clock display

NIST’s Next-Generation Atomic Clocks May Support Official Timekeeping

November 16, 2017

For more than a decade, the National Institute of Standards and Technology (NIST) has been unveiling experimental next-generation atomic clocks. These clocks...

Lights, Camera, Calibrate! Improving Space Cameras with a Better Model for Ultra-Bright Lamps

November 14, 2017

Studio photographers may be familiar with the 1,000-watt quartz halogen lamps known as “FELs.” Scientists use them too—specially calibrated ones, at least—to...

New Insights on ‘Captured’ Electrons Could Improve Flash Memory

November 7, 2017

An entirely new model of the way electrons are briefly trapped and released in tiny electronic devices suggests that a long-accepted, industry-wide view is just...

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