Ionizing Radiation Division

NIST Physics Laboratory home page Ionizing Radiation Division home page go to NIST home page

Radioactivity Group

The Radioactivity Group develops, maintains and disseminates radioactivity standards, develops and applies radioactivity measurement techniques; and engages in research on radionuclide metrology to meet future needs.

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Online: June 1996
Last update: August 2007

More information on Resonance Ionizing Mass Spectrometry
The Resonance Ionizing Mass Spectrometry (RIMS) consists of a glow-discharge source, a laser ionization step and a magnetic sector mass spectrometer (MS).
Technical inquiries: Michael Unterweger
National Institute of Standards and Technology
100 Bureau Drive, Stop 8462
Gaithersburg, MD 20899-8462

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