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Showing 461 - 480 results of 732 for search '"carbon-14"', query time: 0.80s Refine Results
  1. 461
    ...Carbon 14 and 39Ar data from the Weddell Sea are presented and discussed. Values of Δ 14C and 39Ar...
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    Text
  2. 462
  3. 463
  4. 464
    ... based on climatic changes and carbon-14 dates. (1) Latest interglacial : R/W Interglacial (before than...
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  5. 465
    .... This is at the lower end of fast ice productivity estimates and suggests that conventional carbon 14 techniques may...
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    Dataset
  6. 466
  7. 467
    by Pierce, Simon
    Published 1998
    ..., indicating that plantlets were sources of carbon. 14C tracer studies determined that the paracladial zone...
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    Thesis
  8. 468
    .... Here, we present a regional carbon-14 calibration curve for the Norwegian Sea and recalibrate marine 14...
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    Article in Journal/Newspaper
  9. 469
  10. 470
    by GUERRA, ROBERTA
    Published 2016
    ... Modern Carbon-14, NIST 4990c Oxalic Acid II) and IAEA standards (IAEA-C1 Marble and IAEA-C2 Travertine...
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    Conference Object
  11. 471
    ...) carbon 14 ( 14 C) data from the Gunsan coast in South Korea. The palynological analysis demonstrated...
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    Article in Journal/Newspaper
  12. 472
    ... and analyses (carbon-14, ice content). During the lab study of the cores, more than 200 samples were taken...
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    Dataset
  13. 473
    ...Accurate chronologies are essential for linking palaeoclimate archives. Carbon-14 wiggle-match...
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    Article in Journal/Newspaper
  14. 474
    .... The carbon-14 (C-14) content of methane ((CH4)-C-14) should distinguish between wetland and clathrate...
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    Article in Journal/Newspaper
  15. 475
    ... are inorganic aerosol (41–64%), organic carbon (14–26%), and dust (7–32%). AOD over most regions of India is a...
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    Article in Journal/Newspaper
  16. 476
    ...) from the Pur River and Taz River mouths to 76°N. Carbon-14 concentrations in organic matter from bottom...
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    Dataset
  17. 477
  18. 478
    ... are inorganic aerosol (41–64%), organic carbon (14–26%), and dust (7–32%). AOD over most regions of India is a...
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    Article in Journal/Newspaper
  19. 479
    by Johnson, Beth A.
    Published 2009
    ..., rather than being directly deposited by the active channel of the Mississippi. AMS Carbon-14 dates...
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  20. 480
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