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Ana Maria Rey wears dark safety glasses as she stands behind a table covered with optics equipment in the lab. — Ana Maria Rey in the lab. Her work contributed to the most accurate atomic clock ever developed.

Credit: R. Jacobson/NIST

A hand in a purple glove turns a metal dial on a plate holding tiny vials of purple liquid. — Researchers used a noninvasive and label-free method called optical coherence tomography to assess the live cells in the 3D scaffold system. OCT is an imaging technique that uses light waves to take cross sectional images of a sample.

Credit: R. Wilson/NIST

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kilograms under glass jars — Kilograms at NIST

Peanut butter standard reference material. — Peanut butter

animated gif showing superposition by using skateboarders. — Quantum Physics & Superposition (Illustration)

Magdalena Navarro and Bill Gadzuk with the Chart of the Radionuclides

A small particle against a porous background. — Abraded EFTE particle

An illustration of a small particle is placed next to an illustration of polystyrene spheres. — Particle does NOT equal sphere.

individual fluorescent molecules

Nine blue spheres lined up on a horizontal mesh structure curved up at the ends. Double-headed black arrows below all but the center sphere suggest vibration. Pink and white striped background. — Illustration of vibrating ions

Illustration of the 4-step manufacturing process with blockchain involvement — Illustration: Blockchain in Manufacturing

Rulers of light shining on individual buckyballs — Quantum States of Buckyballs

cover of draft green paper — Cover of Return on Investment Initiative for Unleashing American Innovation

6 people standing on a stage in front of a screen that reads: 26th CGPM — U.S. Delegation to CGPM SI Redefinition Vote

Man holding a NIST on a Chip device — Jim Olthoff with NOAC

computerized image of a bearded face shown from several angles — Facial Recognition Illustration

Woman in large indoor hallway standing next to tall stack of electronic equipment. — Antenna robot

NIST researcher Chris Stafford is using a modified commercial instrument to measure the characteristics of different chemical formulations of ultra-thin sheets of plastic — Improving Membrane-Based Water Filtration

Two firefighters look over the last flames inside a compartment where the flammability of cross-laminated timber buildings is being tested. — NIST Firefighters at End of Cross-Laminated Timbers Fire Test

NIST-on-a-Chip lab setup

gold chip — SET Chip

Two meter bars with a red background — Meter Bar

illustration. gray disk. green rods come up from the disk. — Nanowires on a Lithium Solid-State Battery

Astronaut aboard the International Space Station is seen preparing a carousel holding samples of materials for a smoke detection test. — Astronaut Prepares Samples for Microgravity Smoke Detection Test

Handing bending experimental material — Experimental Material: 30% tunicate

Square device surrounded by a design of gold wiring. — Ion Trap

BMF Interior

LED mapper

A graph with vertical lines showing the mass spectrum of fentanyl — Mass Spectrum of Fentanyl

EBSD map of the same cross section shown in Figure 7. The black line shows the location of the melt pool boundary. — Figure 8

Researcher Brandon Lane making adjustments inside the large 3D printer — Additive Manufacturing Metrology Testbed

NIST-4 Watt Balance

NIST researcher David Leibrandt — David Leibrandt and Quantum Logic Clock

NIST Stone Test Wall mortar work — NIST Stone Test Wall mortar

Davina Pruitt-Mentle discussing cyber career options at a table of young women. — NICE Cool Cyber Careers for Girls Event

H-terminated Si surface.

Researcher Erica Stein pipetting under chemical hood — Erica Stein pipetting

Carbon nanotubes

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