sievert

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sievert

[′zē·vərt]
(nucleonics)
The International System unit of dose equivalent, equal to the dose equivalent when the absorbed dose of ionizing radiation multiplied by stipulated dimensionless factors is 1 joule per kilogram. Abbreviated Sv.
A unit of radiation dose, equal to the dose delivered by a point source of 1 milligram of radium, enclosed in a platinum container with walls 0.5-millimeter thick, to a sample at a distance of 1 centimeter over a period of 1 hour; equal to approximately 8.38 roentgens. Also known as millicurie-of-intensity-hour.
References in periodicals archive ?
Human beings could die within one month once exposed to 7 sieverts and within several days once exposed to 20 sieverts or more.
On Tuesday Tepco said it found another spot on the ventilation stack itself where radiation exceeded 10 sieverts per hour, a level that could lead to incapacitation or death after just several seconds of exposure.
Edelstein's calculations show that the crew would receive a radiation dose of more than 10,000 sieverts within a second.
Ouchi's colleague Masato Shinohara was also exposed to an estimated 10 sieverts of radiation in the accident.
With the clarity of hindsight, Al Sieverts realizes today that he boarded a 1985 flight to Honolulu with mind-boggling naivete.
com/fukushima-news-unimaginable-nuclear-reactor-radiation-so-destructive-not-even-robots-2489802) unimaginable " levels of radiation, close to 650 sieverts per hour.
The amount of radiation detected was 20 micro sieverts, less than half the 50 micro sieverts from a chest X-ray, it said.
Last month, the facility's operator, Tokyo Electric Power (Tepco), had said atmospheric readings has reached up to 530 sieverts an hour, which was recorded inside the containment vessel of reactor No 2.
Shinohara was exposed to an estimated 8 sieverts of radiation in the accident, which occurred Sept.
The previous high was measured one year after the disaster at 73 Sieverts per hour.
Shinohara was exposed to an estimated 8 sieverts of radiation at a JCO plant in Tokaimura, Ibaraki Prefecture, on Sept.
The previous radiation high, measured one year after the disaster, was 73 Sieverts per hour.