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... > Science Keywords > EARTH SCIENCE > TERRESTRIAL HYDROSPHERE > WATER QUALITY/WATER CHEMISTRY > ISOTOPES > RADIOISOTOPES

Preferred term

RADIOISOTOPES  

Definition

  • Any radioactive form of a chemical element, having the same atomic weight as that element (i.e. same number of protons), but a different number of neutrons. Used in a variety of oceanic applications such as dating and movement of water masses. (en)

Broader concept

Change note

  • 2018-03-07 07:46:40.0 [tstevens] Move Concepts delete broader relation (null); add broader relation (RADIOISOTOPES [6f4e850f-84e4-466f-b5ad-2032ea2187ea,86245] - ISOTOPES [4d5f7ae1-3368-468b-825b-e72c1df24508,310627]);
  • 2018-03-07 10:07:42.0 [tstevens] update Definition (Any radioactive form of a chemical element, having the same atomic weight as that element (i.e. same number of protons), but a different number of neutrons. Used in a variety of oceanic applications such as dating and movement of water masses.); update Definition (Adapted from: Webster's College Dictionary. 1991. Random House. );

URI

https://gcmd.earthdata.nasa.gov/kms/concept/6f4e850f-84e4-466f-b5ad-2032ea2187ea

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