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单词 radiocarbon dating
释义

Definition of radiocarbon dating in English:

radiocarbon dating

noun
  • another term for carbon dating
    Example sentencesExamples
    • Because of the absence of any consistent trend in dates related to specific phases, it is clear that radiocarbon dating is of limited utility in refining the chronology of the period between cal A.D.900 and 1050.
    • One's confidence in the laboratories is not helped by the fact that, when submitting a sample for radiocarbon dating, one is usually asked to say, in advance, what kind of figure is expected!
    • In fact, when calibrated against 14 C, the method has been shown to be more precise for the last 350 years than the radiocarbon dating alone.
    • Numerous charcoal samples were recovered for radiocarbon dating.
    • Contrary to Garrison's suggestion, radiocarbon dating is not the only discovery to truly revolutionize archaeology or archaeological dating.
    • To note, the radiocarbon dating of organic ethnographic material is restricted to objects that are more than 200 years old.
    • The date was provided by statistical analysis of the results of a combination of dendrochronology and radiocarbon dating.
    • Because radiocarbon dating is only accurate to about 50,000 years ago, it couldn't be used to date Little Foot.
    • Because radiocarbon dating is destructive, the plant remains to be dated were first submitted to David Asch for taxonomic identification.
    • But the excavations did reveal that the building had burnt down, so charcoal was available for radiocarbon dating.
    • These hypotheses are tested with a combination of radiocarbon dating and thermoluminescence dating.
    • Using radiocarbon dating, scientists found that the Ushki site in northeastern Russia, appears to be about 13,000 years old - 4,000 years younger than originally thought.
    • Until radiocarbon dating upset the received chronology, prehistorians thought that these spiral designs proved a connection with the Bronze Age civilization on Crete where spirals are a common motif.
    • Although demonstrating that the fossil wood cannot be millions of years old, the radiocarbon dating has not provided its true age.
    • The National Trust also provided funding for radiocarbon dating of the hurdle that turned out to date from the early bronze age.
    • Using radiocarbon dating, Pitulko established them to be more than 30,000 years old.
    • The radiocarbon dating of the Mladec assemblage confirms that they derived from the time period of the middle to late Aurignacian of Central Europe.
    • Subsequent radiocarbon dating of the bones and tools proved that they were as old as Kennewick Man and of immense value to archaeology.
    • Modern scientific techniques, especially radiocarbon dating (based on the changes in the radioactive isotope C14), are helpful, but the margin of error is still too large.
    • The sample selected for the radiocarbon dating was a strip taken from the bottom left-hand edge of the linen cloth.
 
 

Definition of radiocarbon dating in US English:

radiocarbon dating

nounˈˌrādēōˈkärbən dādiNGˈˌreɪdioʊˈkɑrbən deɪdɪŋ
  • another term for carbon dating
    Example sentencesExamples
    • The sample selected for the radiocarbon dating was a strip taken from the bottom left-hand edge of the linen cloth.
    • Contrary to Garrison's suggestion, radiocarbon dating is not the only discovery to truly revolutionize archaeology or archaeological dating.
    • The radiocarbon dating of the Mladec assemblage confirms that they derived from the time period of the middle to late Aurignacian of Central Europe.
    • To note, the radiocarbon dating of organic ethnographic material is restricted to objects that are more than 200 years old.
    • The National Trust also provided funding for radiocarbon dating of the hurdle that turned out to date from the early bronze age.
    • Because radiocarbon dating is destructive, the plant remains to be dated were first submitted to David Asch for taxonomic identification.
    • These hypotheses are tested with a combination of radiocarbon dating and thermoluminescence dating.
    • Although demonstrating that the fossil wood cannot be millions of years old, the radiocarbon dating has not provided its true age.
    • Because radiocarbon dating is only accurate to about 50,000 years ago, it couldn't be used to date Little Foot.
    • Using radiocarbon dating, Pitulko established them to be more than 30,000 years old.
    • Subsequent radiocarbon dating of the bones and tools proved that they were as old as Kennewick Man and of immense value to archaeology.
    • Modern scientific techniques, especially radiocarbon dating (based on the changes in the radioactive isotope C14), are helpful, but the margin of error is still too large.
    • Using radiocarbon dating, scientists found that the Ushki site in northeastern Russia, appears to be about 13,000 years old - 4,000 years younger than originally thought.
    • In fact, when calibrated against 14 C, the method has been shown to be more precise for the last 350 years than the radiocarbon dating alone.
    • One's confidence in the laboratories is not helped by the fact that, when submitting a sample for radiocarbon dating, one is usually asked to say, in advance, what kind of figure is expected!
    • Numerous charcoal samples were recovered for radiocarbon dating.
    • The date was provided by statistical analysis of the results of a combination of dendrochronology and radiocarbon dating.
    • Until radiocarbon dating upset the received chronology, prehistorians thought that these spiral designs proved a connection with the Bronze Age civilization on Crete where spirals are a common motif.
    • Because of the absence of any consistent trend in dates related to specific phases, it is clear that radiocarbon dating is of limited utility in refining the chronology of the period between cal A.D.900 and 1050.
    • But the excavations did reveal that the building had burnt down, so charcoal was available for radiocarbon dating.
 
 
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更新时间:2024/9/22 16:40:50