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Specific energy absorption rate
Domain: Health and safety at work => Risk factors => Radiations
Grammatical category
Noun phrase
Grammar notes
Countable
Definition
Rate at which energy is absorbed in body tissues, in watt per kilogram (W kg-1); SAR is the dosimetric measure that has been widely adopted at frequencies above about 100 kHz.
Definition source
"Guidelines for limiting exposure to time-varying electric, magnetic and electro-magnetic fields (up to 300 GHz)" - International Commission on Non-Ionizing Radiation Protection (ICNIRP)
European legislation
Directives 89/391/EEC, 2004/40/EC, 96/29/Euratom, Recommendations 1999/512/EC, 1999/519/EC
British legislation
The Ionising Radiations Regulations 1999; SI 1999/3232
Variants
SAR
Related terms
It