FLIR Detection
D. Glossary
Proton Number
Ú
Pulse Height Analyzer (PHA)
An instrument which accepts electronic pulses of varying heights from particle and event de-
tectors, digitizes the pulses’ heights, and saves them in channels for spectral analysis.
Radiation
The propagation of energetic particles (
Ú
) or electromagnetic waves
(
Ú
) through a medium or space. Examples are
Ú
,
Ú
,
Ú
Gamma Radiation
,
Ú
Neutrons
but also X-rays, radio waves, light,
microwaves or heat.
The word “Radiation” commonly is used as an abbreviation for
Ú
Paper
PP
Metal Foil
Lead (
82
Pb)
Neutrons
Water
W
W
Figure 245.
Shielding of ionizing radiation (not to scale)
Radio Time
Ú
Radioactive Decay
Ú
Radiological Dispersal Device
Ú
Radiological Dispersion Device
Radiological Dispersion Device (RDD)
A weapon designed to spread radioactive material with the intent to kill or cause disruption.
identiFINDER
®
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