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Physical Measurement Laboratory / Sensor Science Division

Fluid Metrology Group

News and Updates

Displaying 1 - 16 of 16
schematic of sound-wave transmitter and receiver

Sounding Out a New Way to Measure Gas Flow

Researchers at NIST have developed a new — and sound — way to accurately measure the rate at which gas flows in and out of a vessel. The technique, which uses...
Jodie Pope

Reliable Flow for Chip Makers

Researchers at the National Institute of Standards and Technology (NIST) have begun an ambitious project to attack a vexing problem in the semiconductor...
NIST researcher Jodie Pope with the big blue ball

Better Flowmeters with the Big Blue Ball

Last year, upwards of 25 trillion cubic feet of natural gas were delivered to customers in the United States, and when it changed hands, nearly every cubic foot...
NIST's Cryogenic Flow Measurement Facility at Boulder, CO

The Once and Future Cryogenic Flow Facility

As recently as a few months ago, somebody who needed an internationally recognized calibration for a flow meter that operates with very low-temperature fluids...
wooden grid in wind tunnel

Measuring Smokestack Emissions Accurately

Society is increasingly concerned about exactly how much carbon dioxide and other pollutants are coming out of smokestacks. But current measurements are clouded...
diagram of gas tank

Weighing Gas with Sound and Microwaves

Scientists at the National Institute of Standards and Technology (NIST) have developed a novel method to rapidly and accurately calibrate gas flow meters, such...
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