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Physical Measurement Laboratory

Quantum Measurement Division

News and Updates

Displaying 1 - 25 of 181
NIST chip containing a single-photon detector made of superconducting nanowires. Four chips like this were used in the experiment that entangled three photons.

Unity in the Photon Community

The creation and detection of single photons (the smallest units of light) has grown in a few decades from an experimental laboratory pursuit to an important
flexures animated gid

Mass Revolution: Kibble Balances for All

NIST is working on a big project in a small package. When you want to weigh something – anything – in the United States, whether it’s a truck full of cargo or a
Stephen Eckel

A Primary Standard for Measuring Vacuum

A novel, quantum-based vacuum gauge system invented by researchers at the National Institute of Standards and Technology (NIST) has passed its first test to be
sound setup

Now Hear This!

Researchers at the National Institute of Standards and Technology (NIST) have designed and built an optical device that could set a new standard for measuring
atomic ions illustration

When Atoms Don’t Blend In

Researchers from the National Institute of Standards and Technology (NIST) and colleagues at the Joint Quantum Institute (JQI) have prepared and controlled a