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U.S. Nuclear Regulatory Commission
Industria: Government
Number of terms: 11131
Number of blossaries: 0
Company Profile:
The use of portable survey meters to determine the amount of radioactive contamination on individuals, or the use of dosimetry to determine an individual's occupational radiation dose.
Industry:Energy
A regulatory approach that focuses on desired, measurable outcomes, rather than prescriptive processes, techniques, or procedures. Performance-based regulation leads to defined results without specific direction regarding how those results are to be obtained. At the NRC, performance-based regulatory actions focus on identifying performance measures that ensure an adequate safety margin and offer incentives for licensees to improve safety without formal regulatory intervention by the agency.
Industry:Energy
A quantum (or packet) of energy emitted in the form of electromagnetic radiation. Gamma rays and x-rays are examples of photons.
Industry:Energy
A prefix that divides a basic unit by one trillion (10<sup>-12</sup>).
Industry:Energy
One trillionth (10<sup><sup>-12</sup></sup>) of a curie.
Industry:Energy
A colloquial term describing a container (usually lead or depleted uranium) used to ship or store radioactive materials. The thick walls of this shielding device protect the person handling the container from radiation. Large containers used for spent fuel storage are commonly called casks.
Industry:Energy
A colloquial term describing the first nuclear reactors. They are called piles because the earliest reactors were "piles" of graphite and uranium blocks.
Industry:Energy
間欠的な放射線への暴露、年間線量制限に加えてから分離 (10 CFR 20 を参照してください。 1003 と 20。 1206)。
Industry:Energy
The percentage of the total energy content of a power plant's fuel that is converted into electricity. The remaining energy is lost to the environment as heat.
Industry:Energy
Postulated events that meet a probability test rather than the more challenging test represented by a design-basis event.
Industry:Energy