Radiation Protection Dosimetry Advance Access originally published online on December 7, 2004
Radiation Protection Dosimetry 2005 113(1):108-111; doi:10.1093/rpd/nch422
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Published by Oxford University Press 2004
Technical Note
Gamma-ray emitting test sources for Portal Monitors used for homeland security
NIST, 100 Bureau Dr. Stop 8462, Gaithersburg, MD 20899-8462
* Corresponding author: leticia.pibida{at}nist.gov
The National Institute of Standards and Technology developed a new set of test sources for testing of portal monitors against the ANSI standard N42.35-2004. The design and source specifications are provided in this work.