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- Radiocarbon_dating abstract "Radiocarbon dating (or simply carbon dating) is a radiometric dating technique that uses the decay of carbon-14 (14C) to estimate the age of organic materials, such as wood and leather, up to about 58,000 to 62,000 years Before Present (BP, present defined as CE 1950). Carbon dating was presented to the world by Willard Libby in 1949, for which he was awarded the Nobel Prize in Chemistry.Since the introduction of carbon dating, the method has been used to date many items, including samples of the Dead Sea Scrolls, the Shroud of Turin, enough Egyptian artefacts to supply a chronology of Dynastic Egypt, and Ötzi the Iceman.The Earth's atmosphere contains various isotopes of carbon, roughly in constant proportions. These include the main stable isotope (12C) and an unstable isotope (14C). Through photosynthesis, plants absorb both forms from carbon dioxide in the atmosphere. When an organism dies, it contains the standard ratio of 14C to 12C, but as the 14C decays with no possibility of replenishment, the proportion of carbon 14 decreases at a known constant rate. The time taken for it to reduce by half is known as the half-life of 14C. The measurement of the remaining proportion of 14C in organic matter thus gives an estimate of its age (a raw radiocarbon age). However, over time there are small fluctuations in the ratio of 14C to 12C in the atmosphere, fluctuations that have been noted in natural records of the past, such as sequences of tree rings and cave deposits. These records allow fine-tuning, or "calibration", of the raw radiocarbon age, to give a more accurate estimate of the calendar date of the material. One of the most frequent uses of radiocarbon dating is to estimate the age of organic remains from archaeological sites.".
- Radiocarbon_dating thumbnail Carbon_14_formation_and_decay.svg?width=300.
- Radiocarbon_dating wikiPageExternalLink calibration.html.
- Radiocarbon_dating wikiPageExternalLink oxcal.html.
- Radiocarbon_dating wikiPageExternalLink calib.org.
- Radiocarbon_dating wikiPageExternalLink azu_radiocarbon_v41_n3_227_239_v.pdf.
- Radiocarbon_dating wikiPageExternalLink 08_Radiocarbon_Dating.html.
- Radiocarbon_dating wikiPageExternalLink download?func=downloadFile&recordOId=2173656&fileOId=2173661.
- Radiocarbon_dating wikiPageExternalLink j92cur.pdf.
- Radiocarbon_dating wikiPageExternalLink radiocarbon.htm.
- Radiocarbon_dating wikiPageExternalLink radon.ufg.uni-kiel.de.
- Radiocarbon_dating wikiPageExternalLink carbon-14.htm,.
- Radiocarbon_dating wikiPageExternalLink Radioc.htm.
- Radiocarbon_dating wikiPageExternalLink www.c14dating.com.
- Radiocarbon_dating wikiPageExternalLink www.calpal-online.de.
- Radiocarbon_dating wikiPageExternalLink article-questions.asp?id=117,.
- Radiocarbon_dating wikiPageExternalLink radiocarbon.
- Radiocarbon_dating wikiPageExternalLink www.radiocarbon.org.
- Radiocarbon_dating wikiPageExternalLink author-info.pdf.
- Radiocarbon_dating wikiPageExternalLink index.html.
- Radiocarbon_dating wikiPageExternalLink page.do?pid=40138.html.
- Radiocarbon_dating wikiPageExternalLink 3394.
- Radiocarbon_dating wikiPageID "26197".
- Radiocarbon_dating wikiPageRevisionID "606313612".
- Radiocarbon_dating hasPhotoCollection Radiocarbon_dating.
- Radiocarbon_dating subject Category:American_inventions.
- Radiocarbon_dating subject Category:Carbon.
- Radiocarbon_dating subject Category:Conservation_and_restoration.
- Radiocarbon_dating subject Category:Isotopes_of_carbon.
- Radiocarbon_dating subject Category:Radioactivity.
- Radiocarbon_dating subject Category:Radiocarbon_dating.
- Radiocarbon_dating subject Category:Radiometric_dating.
- Radiocarbon_dating comment "Radiocarbon dating (or simply carbon dating) is a radiometric dating technique that uses the decay of carbon-14 (14C) to estimate the age of organic materials, such as wood and leather, up to about 58,000 to 62,000 years Before Present (BP, present defined as CE 1950).".
- Radiocarbon_dating label "C14-datering".
- Radiocarbon_dating label "Datación por radiocarbono".
- Radiocarbon_dating label "Datation par le carbone 14".
- Radiocarbon_dating label "Datação por radiocarbono".
- Radiocarbon_dating label "Datowanie radiowęglowe".
- Radiocarbon_dating label "Metodo del carbonio-14".
- Radiocarbon_dating label "Radiocarbon dating".
- Radiocarbon_dating label "Radiokarbonmethode".
- Radiocarbon_dating label "Радиоуглеродный анализ".
- Radiocarbon_dating label "تأريخ بالكربون المشع".
- Radiocarbon_dating label "放射性炭素年代測定".
- Radiocarbon_dating label "放射性碳定年法".
- Radiocarbon_dating sameAs Radiokarbonová_metoda_datování.
- Radiocarbon_dating sameAs Radiokarbonmethode.
- Radiocarbon_dating sameAs Ραδιοχρονολόγηση_Άνθρακα_14.
- Radiocarbon_dating sameAs Datación_por_radiocarbono.
- Radiocarbon_dating sameAs Karbono-14_bidezko_datazioa.
- Radiocarbon_dating sameAs Datation_par_le_carbone_14.
- Radiocarbon_dating sameAs Penanggalan_radiokarbon.
- Radiocarbon_dating sameAs Metodo_del_carbonio-14.
- Radiocarbon_dating sameAs 放射性炭素年代測定.
- Radiocarbon_dating sameAs 방사성_탄소_연대_측정법.
- Radiocarbon_dating sameAs C14-datering.
- Radiocarbon_dating sameAs Datowanie_radiowęglowe.
- Radiocarbon_dating sameAs Datação_por_radiocarbono.
- Radiocarbon_dating sameAs m.06jhs.
- Radiocarbon_dating sameAs Q173412.
- Radiocarbon_dating sameAs Q173412.
- Radiocarbon_dating wasDerivedFrom Radiocarbon_dating?oldid=606313612.
- Radiocarbon_dating depiction Carbon_14_formation_and_decay.svg.
- Radiocarbon_dating isPrimaryTopicOf Radiocarbon_dating.