An official website of the United States government
Here’s how you know
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Check standards are used by the NIST Radiation Physics Division to monitor the performance of the alanine dosimetry system that is central to its high-dose
The fundamental photon and charged particle interaction data and the radiation transport methods, pioneered and developed at NIST to calculate the penetration
Due to overlap with the Uniformed Services University of the Health Sciences (USUHS) in missions, scientific interests, expertise, and instrumental requirements
This project develops and applies metrologies and standards for characterizing microstructure and dynamics in advanced functional materials of technological
As part of the NIST on a Chip program, the Photonic Dosimetry project is developing in-situ sub-micrometer ionizing-radiation dosimetry and calorimetry leading