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News and Updates

Displaying 401 - 425 of 648

Photons by the Numbers

A NIST team is at work on what promises to be one of the world's most accurate methods for generating a specified number of photons, and has devised a method to

EUV Calibrations for Satellite Sensors

Thanks to precision calibration measurements recently performed at NIST, satellites may soon be looking at sunlight with new and improved vision. On July 22

Backscatter Body Scan Redux

Airline passengers have already said bon voyage to the controversial backscatter x-ray security scanners, pulled from U.S. airports in 2013 over concerns about