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Boulder

NIST Scientists Develop Novel CT Scan Device for Integrated Circuits

April 14, 2023

Researchers at the National Institute of Standards and Technology (NIST) and their colleagues have developed a novel tabletop device that takes three

Ion Storage Group Research

The NIST Ion Storage Group carries out research on a wide range of topics in quantum information and precision measurement. Below is a...

Ion Storage Group Publications

Table of Contents Return to the main NIST Ion Storage Group page Preprints Journal publications by year: 2025 | 2024 | 2023 | 2022 | 2021 |...

Quantum Simulation and Sensing with Trapped Ions

We use magnetic and electric fields in a Penning trap to confine two-dimensional Coulomb crystals of ions. We can perform quantum simulations of many-body spin

ion trap with integrated fiber Fabry-Perot cavity

Quantum Networking with Trapped Ions

Quantum networks, a promising resource for computing and sensing, generate useful entanglement between locations separated by geographic distances. Our research

This image shows a planar rf ion trap designed for experiments with magnetically-driven quantum gates.

Quantum Computing with Trapped Ions

The coherent control of quantum-mechanical systems holds promise for revolutionizing computing. We develop new methods and technologies to improve the fidelity

Quantum logic spectroscopy of molecular ion using optical frequency comb

Precision Spectroscopy and Quantum Control of Trapped Molecular Ions

Our research focuses on the use of quantum logic techniques to prepare, control, and measure the rovibrational and electronic states of single trapped molecular

Computer-generated image showing a cross-shaped gold metal cutout on a red mount in between two metal posts, with an inset magnifying the cutout to show blue and yellow balls at the center.

Trapped Ion Optical Clocks

The pursuit of fundamental limits in frequency metrology has historically motivated the development of groundbreaking techniques such as laser cooling and spin

Metal Additive Manufacturing Laser Power Assessment

In laser powder bed fusion (LPBF) additive manufacturing the laser power levels are typically from 50 W to 1 kW. Power measurements in this range are typically

Measuring dynamic light absorption during laser welding and laser powder bed fusion

Laser-based manufacturing processes such as laser welding and laser powder bed fusion (metal additive manufacturing) depend critically on the absorption of

High Amplification Laser-pressure Optic (HALO)

We seek to make the most accurate measurements of kilowatt-class (CW) lasers and are using radiation pressure to do so. Currently, the most accurate laser power

NIST USNO 2022 Archive

UTC (USNO) - UTC (NIST) The United States Naval Observatory (USNO) and the National Institute of Standards and Technology (NIST) make...

NIST UTC 2022 Archive

UTC - UTC (NIST) The deviation of UTC(NIST) from UTC has been less than +/-100 ns since July 6, 1994. The table below shows values of UTC -...

A man wears a virtual reality headset in front of a large projection screen with red and green graphics.

NIST Announces Winners of the CommanDING Tech Challenge

April 3, 2023

GAITHERSBURG, Md. — The U.S. Department of Commerce’s National Institute of Standards and Technology (NIST) has announced the winners of the final phase of the

Nanophononic Metamaterials for Thermoelectrics

Heat is carried in solid materials predominantly by atomic vibrational waves called phonons. Theory, simulations and experiments have shown that heat transport

ACMD Seminar: Geometric data analysis: a Riemannian perspective

Nicolas Charon Assistant Professor, Dept. of Applied Mathematics & Statistics, Johns Hopkins Tuesday, May 2, 2023, 3:00-4:00 PM ET (1:00-2...

WSRD Workshop: Making Data Available for National Spectrum Management

Wed, May 3 - Thu, May 4 2023

Speaker Presentations We will be adding speaker presentations during the next week. So please check back for updates! Th

Circular Economy Workshops

The workshops below demonstrate NIST's leadership connecting stakeholders—from government and industry to academia, the financial sector...

ACMD Seminar: Artificial Chemical Intelligence: AI for Chemistry and Chemistry for AI

Pratyush Tiwary Dept. of Chemistry & Biochemistry, University of Maryland Wednesday, April 19, 2023, 3:00-4:00 PM ET (1:00-2:00 PM MT) A...

Long Wavelength Sensors and Applications

The Long Wavelength Sensors and Applications Project develops cryogenic instrumentation for the measurement of faint signals at microwave to far-infrared

2023 NIST Time and Frequency Seminar

Mon, Jul 10 - Wed, Jul 12 2023

NIST Time and Frequency Division's annual seminar covers clocks, oscillators, atomic frequency standards, rf and optical

ACMD Seminar: (Re)engineering functional fat phases for spread’s and chocolates’ manufacturing

Julia Seilert Ph.D. Student, Technische Universität Berlin Tuesday, May 9, 2023, 3:00-4:00 PM ET (1:00-2:00 PM MT) A video of this talk will...

Immersive Test Center brings first responders advanced training, opportunities to overcome challenges

March 3, 2023

This blog is a repost from the First Responder Network Authority, originally published on March 2, 2023. One of the biggest training challenges for first

〈Q|School Single Photonics Short Course: Sources, Detectors and Measurements

February 21, 2023

In cooperation with researchers and metrologists from around the world, the University of Colorado and NIST Boulder presented a short course consisting of

ACMD Seminar: Various Approximate Methods To Measure The Uniformity Of Quasirandom Sequences

Maryam Alsolami Department of Computer Science, Florida State University Tuesday, April 4, 2023, 1:00-2:00 PM MT (3:00-4:00 PM ET) A video...

NIST/NIBIB Medical Phantom Bibliography

Phantom Use Solomon E, Lemberskiy G, Baete S, Hu K, Malyarenko D, Swanson S, Shukla-Dave A, Russek SE, Zan E, Kim SG. Time-dependent...

Ana Maria Rey sits at desk in an office and smiles for a photo.

Spotlight: NIST/JILA Fellow Ana Maria Rey’s Entrance Into Theoretical Physics

February 10, 2023

For the International Day of Women and Girls in Science tomorrow, we’re bringing her story to you.

Spotlight: Researcher Aly Artusio-Glimpse Opens a Quantum Window Into RF Measurements

February 11, 2023

Antennas need lots of calibration steps for consistent, accurate measurements of radio frequency (RF) fields. But there’s a new way.

Uncrewed Aircraft Systems

First responders often operate in environments that are dangerous and difficult to navigate. The Uncrewed Aircraft Systems (UAS) portfolio...

After Action Report: 2016-2022 PSCR Program Impacts

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