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Physical Measurement Laboratory / Radiation Physics Division

Radioactivity Group

Tools and Instruments

Keyword

Topic Area

Calibrations: Gamma-ray Spectrometry System

The NIST high resolution gamma-ray spectrometry facility is composed of six High Purity Germanium (HPGe) detectors and a silicon-drifted detector. The HPGe

Cryogenic Decay Energy Spectrometry

Cryogenic detectors provide some of the highest energy resolution spectra available, due to their intrinsic low thermal noise. The NIST cryogenic decay energy

Pictures of the linear motion system in the detector testing facility

Instrument Testing for Radiation Detection Systems

As part of the building 245 modernization project, NIST has built a new facility designed to allow the testing of small radiation detection instruments, such as

Radiopharmaceutical Standardization Laboratory

Radioactivity measurements for diagnostic and therapeutic nuclear medicine in the United States are based on measurements at NIST. Activity measurements for γ

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