- argon method
- ядр.• определяне на възраст по разпадането на аргон
English-Bulgarian polytechnical dictionary . 2013.
argon method
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Argon–argon dating — Argon argon (or 40Ar/39Ar) dating is a radiometric dating method invented to supersede potassium argon (K Ar) dating in accuracy. In this technique, the decay of 40K to 40Ar* (* indicates radiogenic) is used to date geological events,… … Wikipedia
Argon flash — is a method for generating very short and extremely bright flashes of light using a shock wave in argon or other suitable noble gas.The device consists of a vessel filled with argon and a solid explosive charge. The explosion generates a shock… … Wikipedia
Argon-Argon-Datierung — Die Kalium Argon Datierung ist eine radiometrische Altersbestimmung, mit der man das geologische Alter von Gesteinen ermittelt (Geochronologie), wobei der radioaktive Zerfall von 40Kalium zu 40Argon verwendet wird. 40K ist ein Betastrahler und… … Deutsch Wikipedia
potassium-argon dating — /peuh tas ee euhm ahr gon/, Geol. a method for estimating the age of a mineral or rock, based on measurement of the rate of decay of radioactive potassium into argon. [1965 70] * * * Method for determining the age of igneous rocks based on the… … Universalium
Potassium-argon dating — or K Ar dating is a radiometric dating method used in geochronology and archeology. It is based on measuring the products of the radioactive decay of potassium (K), which is a common element found in materials such as micas, clay minerals, tephra … Wikipedia
Kalium-Argon-Datierung — Die Kalium Argon Datierung ist eine radiometrische Altersbestimmung, mit der man das geologische Alter von Gesteinen ermittelt (Geochronologie), wobei der radioaktive Zerfall von 40Kalium zu 40Argon verwendet wird. 40K ist ein Betastrahler und… … Deutsch Wikipedia
Kalium-Argon-Methode — Die Kalium Argon Datierung ist eine radiometrische Altersbestimmung, mit der man das geologische Alter von Gesteinen ermittelt (Geochronologie), wobei der radioaktive Zerfall von 40Kalium zu 40Argon verwendet wird. 40K ist ein Betastrahler und… … Deutsch Wikipedia
potassium-argon dating — noun geological dating that relies on the proportions of radioactive potassium in a rock sample and its decay product, argon • Hypernyms: ↑dating, ↑geological dating * * * /peuh tas ee euhm ahr gon/, Geol. a method for estimating the age of a… … Useful english dictionary
potassium-argon dating — [pō tas΄ē əmär′gän΄, pə tas΄ē əm är′gän΄] n. an indirect method of dating fossils, esp. those in very ancient volcanic rock, by using potassic minerals in the same strata as a reference: a natural radioactive isotope of potassium, K 40, decays… … English World dictionary
potassium-argon — adjective Date: 1953 being or relating to a method of dating paleontological or geological materials based on the radioactive decay of potassium to argon that has taken place in a specimen … New Collegiate Dictionary
potassium-argon — po·tas·si·um ar·gon (pə tăs ē əm ärʹgŏn ) adj. Of, relating to, or being a geologic dating method relying on the percentage of potassium in a specimen that has radioactively decayed to argon. * * * … Universalium
