Search results for nist

Optics & Photonics May 1, 2019

Research sparks new insights on laser welding

On its surface, the work is deceptively simple: Shoot a high-power laser beam onto a piece of metal for a fraction of a second and see what happens. But researchers say the physics of laser welding is surprisingly complex. ...

Software Apr 24, 2019

NIST tool enables more comprehensive tests on high-risk software

We entrust our lives to software every time we step aboard a high-tech aircraft or modern car. A long-term research effort guided by two researchers at the National Institute of Standards and Technology (NIST) and their collaborators ...

Materials Science Apr 16, 2019

Researchers explore energy-saving catalysts that operate at room temperature

NIST researchers have explored in unprecedented detail a new breed of catalysts that allow some chemical reactions, which normally require high heat, to proceed at room temperature. The energy-saving catalysts use sunlight ...

Optics & Photonics Apr 11, 2019

New super-accurate optical atomic clocks pass critical test

Researchers have measured an optical clock's ticking with record-breaking accuracy while also showing the clock can be operated with unprecedented consistency. These achievements represent a significant step toward demonstrating ...

Nanomaterials Mar 21, 2019

NIST researchers boost intensity of nanowire LEDs

Nanowire gurus at the National Institute of Standards and Technology (NIST) have made ultraviolet light-emitting diodes (LEDs) that, thanks to a special type of shell, produce five times higher light intensity than do comparable ...

Materials Science Feb 28, 2019

Popular new construction material helps measure protein particles

Understanding how proteins clump together is essential in modern pharmaceuticals. When these tiny particles aggregate, they can alter the effectiveness of both vaccines and drugs, especially many of the new, popular formulations ...

Astronomy Feb 19, 2019

'Astrocomb' opens new horizons for planet-hunting telescope

The hunt for Earth-like planets, and perhaps extraterrestrial life, just got more precise, thanks to record-setting starlight measurements made possible by a National Institute of Standards and Technology (NIST) "astrocomb."

Other Feb 18, 2019

For scientists, the ripple effects of the government shutdown are still spreading

Matt Helgeson knew it was time to pull the plug. For weeks, the University of California, Santa Barbara professor of chemical engineering had held out hope that politicians in Washington would find a way to end the government ...

Optics & Photonics Feb 15, 2019

After 90 years, a better way to measure the composition of paper

Researchers at the National Institute of Standards and Technology (NIST), in collaboration with the U.S. Government Publishing Office (GPO), have developed a novel, nondestructive method to rapidly measure the wood and non-wood ...

Internet Feb 11, 2019

NIST: Blockchain provides security, traceability for smart manufacturing

Engineers at the National Institute of Standards and Technology (NIST) needed a way to secure smart manufacturing systems using the digital thread , so they turned to the new kid on the block ... blockchain, that is.

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