natural radioactivity


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Related to natural radioactivity: nuclear fission, artificial radioactivity

natural radioactivity

Radioactivity emitted by elements in the environment, such as radon in soil. It may include alpha particles, beta particles, or gamma rays.
See also: radioactivity
References in periodicals archive ?
OECD Organization for Economic Cooperation and Development Exposure to radiation from natural radioactivity in building materials Reported by a group of experts of OECD Nuclear Energy Agency Paris France (1979).
Determination of Natural Radioactivity Levels of the State of Qatar Using High-Resolution Gamma-ray Spectrometry.
10] A A Shanbhag, S J Sartandel, T V Ramachandran and V D Puranik Natural Radioactivity content in beach sands of Ratnagiri coast Maharashtra, Environmental Geo chemistry, vol.
Mathew; Natural radioactivity in Australian building materials, industrial waste and by-products, Health Phys.
The results of gamma-ray measurements presented in the paper give current information about natural radioactivity of rock samples collected from the contact zone of the Karkonosze massif with the Szklarska Poreba schist-belt.
The traces are lower than the levels of natural radioactivity found in some foodstuffs.
Boulby Mine is a deep working salt and potash mine run by Cleveland Potash and is deep enough to shelter the experiment from cosmic rays and there is low natural radioactivity due to the purity of the salt rock on which it is situated.
Even our own body contains natural radioactivity, as we give ourselves 39 mrem/year.
Logging tools are available for measuring a wide range of formation properties, including electrical resistivity (laterologs and induction logs), sonic velocity, natural radioactivity (gamma-ray log), porosity (neutron log), density, susceptibility, magnetic field orientation and strength, and temperature.

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