March 2015
Intermediate to advanced
476 pages
22h 5m
English
Content preview from Electromagnetic Fields in Biology and Medicine
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324 Electromagnetic Fields in Biology and Medicine
ST
ST
ii
⋅
≤
∑
lim
1,
where
S
i
is the measured power density for the i—technological operation multiplied by the
time duration of the exposure for the same operation T
i
S
lim
is the reference level from ICNIRP guidelines
T is the total time duration of exposure for the working shift
3. Calculation of SAR, W/kg
Measurement equipment: Power meter NARDA, model EMR-21C of NARDA Safety Test
Solutions; frequency range, 100 kHz to 3 GHz; electric eld probe, isotropic response,
nonselective. Measurements were made in wide frequency range—nonselective method.
Exposure assessment: on ICNIRP guidelines for occupational ...
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