Statements (52)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
dating method
|
| gptkbp:accuracy |
typically within a few decades to centuries
|
| gptkbp:alsoKnownAs |
carbon-14 dating
|
| gptkbp:appliesTo |
samples up to about 50,000 years old
|
| gptkbp:basisFor |
radioactive decay of carbon-14
|
| gptkbp:calibrationMethod |
dendrochronology
lake sediments marine records |
| gptkbp:compatibleWith |
inorganic materials
|
| gptkbp:developedBy |
gptkb:Willard_Libby
1949 |
| gptkbp:firstMajorApplication |
dating Egyptian artifacts
|
| gptkbp:halfLifeOfCarbon14 |
5730 years
|
| https://www.w3.org/2000/01/rdf-schema#label |
Radiocarbon dating
|
| gptkbp:limitation |
calibration required for accuracy
contamination can affect results |
| gptkbp:measures |
amount of carbon-14 isotope
|
| gptkbp:NobelPrizeYear |
Willard Libby (1960, Chemistry)
|
| gptkbp:relatedTo |
gptkb:accelerator_mass_spectrometry
isotope analysis |
| gptkbp:requires |
organic material
|
| gptkbp:type |
gptkb:graphical_user_interface
gptkb:newspaper gptkb:bone gptkb:leather charcoal ivory peat seeds textiles wood parchment turf shells teeth charred seeds bones hair antler charred grains charred wood charred bone charred shell |
| gptkbp:usedFor |
dating organic materials
determining age of archaeological samples |
| gptkbp:usedIn |
archaeology
climate science geology paleontology |
| gptkbp:bfsParent |
gptkb:Tandem_accelerator
gptkb:Beta_particle |
| gptkbp:bfsLayer |
6
|