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There are dedicated, enthusiastic people in this world who have made a cause (and hobby) out of saying, “I heard that.” NIST is keenly aware. We’re talking
Fruits and vegetables brought in from outside the country first require health and foodborne pathogen inspections. NIST research chemist Ileana Pazos helps the
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
The extreme ultraviolet detector (EUVD) calibration service disseminates the U.S. national scale of detector responsivity in the wavelength range from 5 nm to
Comparisons for the national standards of air kerma from therapy level and radiation protection gamma-ray beams were conducted by the NIST and the Bureau
NIST calibrates certain user-owned encapsulated beta-particle sources and certain standards laboratory transfer instruments for applications in radiation
The construction of a new primary calibration facility for air kerma measurements has been completed. It delivers a collimated 137Cs gamma-ray beam in which
After a five-year renovation of the National Institute of Standards and Technology (NIST) Boulder, CO, antenna measurement facility, the Antenna On-Axis Gain
This is the report of a hybrid working group meeting held on April 25, 2023, at the National Institute of Standards and Technology (NIST) in Boulder, CO. The
Stephen E. Russek, Katy Keenan, Karl Stupic, Nikki Rentz, Michael Boss, Kevin J. Coakley, Amanda Koepke, Cassandra Stoffer
This document describes a calibration service to measure the water diffusion coefficient, or diffusivity, in reference materials and tissue mimics using nuclear
In recent work, we proposed sweeping the antennas of phased arrays and beamforming in postprocessing – what we coined switched beamforming – instead of sweeping
The largest of 6 NIST deadweight force generation machines, the 4.45 MN Deadweight Force Generating Machine can apply 20 equal force increments of 222 kN (or
The basic SIRCUS calibration setup is shown at the right. The output from a tunable laser is sent through an intensity stabilizer, then through a 'speckle
Aluminum oxide (Al 2O 3) photodiodes are issued by NIST as transfer standard detectors in the extreme ultraviolet spectral region (5 nm to 125 nm). Each device