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NIST calibrates certain user-owned encapsulated beta-particle sources and certain standards laboratory transfer instruments for applications in radiation
Small radioactive "seed" sources used in prostate brachytherapy, containing the radionuclides 103Pd, 125I, or 131Cs, are calibrated in terms of air-kerma
The Dosimetry Group calibrates well-type ionization chambers using Xoft miniature x-ray sources, which provide low-energy x-rays (< 50 keV) for electronic
The new NIST x-ray calibration facility has been designed to improve the measurement conditions for x-ray scatter, motion control, environmental conditions
Proficiency tests have been offered by the Dosimetry Group to support air-kerma traceability since the 1980’s. The Quality Management System incorporates the
NIST maintains the Californium Neutron irradiation Facility (CNIF), which is an exposure facility providing fast neutrons for irradiations requiring high
Precise calibration of short-lived radioactive material is essential for nuclear medicine and power plant applications. To deliver such calibrations on-demand
NIST provides the national reference for the calibration of neutron radiation detectors used for personnel protection and for neutron personnel dosimeters.
The neutron source calibration facility operated by NIST is a world-class calibration laboratory providing neutron source calibration services for radioisotopic
A second Manganese Sulfate Bath is in service. It is smaller than our large bath and it is portable. The former feature allows it to measure the emission rate
The Standard Reference Materials Program of the National Institute of Standards and Technology (NIST) provides science, industry, and government with a central
Absorbed dose is the energy imparted per unit mass by radiation to an irradiated target. The SI unit of absorbed dose is the gray (abbreviated Gy), equivalent
The Materials Genome Initiative (MGI) creates a new era of materials innovation that will serve as a foundation for strengthening domestic industries in these
NIST develops cancer measurements by working with our stakeholders to deliver improved measurement methods, data, test materials, interlaboratory testing
Part of the Genome in a Bottle Consortium hosted by NIST dedicated to authoritative characterization of benchmark cancer genomes. Complements NIST's current DNA
The Gas Sensing Metrology Group at NIST develops primary gravimetric standards for a wide variety of CO2 measurement uses. For the past 40+ years the group has
Single-wall carbon nanotubes are an important class of carbon nanomaterials with significant potential for commercial applications. The National Institute of
The growing sophistication of electronic medical devices results in two broad benefits for both individuals and society: improved survivability in the face of
This project employs a causal Green’s function (CGF) method to model thermal transport in nanoscale semiconductors, overcoming limitations posed by the Fourier
The objective of this project is to collect the data required for DISA DSO to ascertain the effectiveness of the sharing ecosystem between CBRS systems as
NIST's Chemical Sciences Division Gas Sensing Metrology Group has participated in over 40 Consultative Committee for Amount of Substance-Metrology in Chemistry