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Sökning: onr:"swepub:oai:DiVA.org:su-146972" > Inter-annual carbon...

LIBRIS Formathandbok  (Information om MARC21)
FältnamnIndikatorerMetadata
00003430naa a2200421 4500
001oai:DiVA.org:su-146972
003SwePub
008170918s2017 | |||||||||||000 ||eng|
024a https://urn.kb.se/resolve?urn=urn:nbn:se:su:diva-1469722 URI
024a https://doi.org/10.1016/j.chemgeo.2017.06.0212 DOI
040 a (SwePub)su
041 a engb eng
042 9 SwePub
072 7a ref2 swepub-contenttype
072 7a art2 swepub-publicationtype
100a Loader, N. J.4 aut
2451 0a Inter-annual carbon isotope analysis of tree-rings by laser ablation
264 1b Elsevier BV,c 2017
338 a print2 rdacarrier
520 a The stable carbon isotopic analysis of tree-rings for environmental, plant physiological and archaeological applications using conventional methods is occasionally limited by physical constraints (narrow rings) or administrative concerns (requirement for non-destructive sampling) that prevent researcher access to scientifically valuable wood samples. Analysis of such archives by laser-ablation can potentially address these issues and facilitate access to restricted archives. Smaller quantities of wood are required for analysis by laser ablation, hence the approach may be considered less-invasive and is virtually non-destructive compared to standard preparation methods. High levels of intra-annual isotopic variability reported elsewhere mean that a single measurement may not faithfully represent the inter-annual isotopic signal, so before such an approach can be used with confidence it is necessary to compare the stable carbon isotopic data produced using these two methods. This paper presents stable carbon isotope (delta C-13) data from the resin-extracted wood of dated Scots Pine (Pinus sylvestris L.) tree-rings analysed using a modified Schulze-type laser-ablation system with results obtained using conventional manual sampling and analysis of alpha-cellulose prepared from the same tree-ring groups. The laser sampling system is found to perform very well against established more invasive methods. High correlations are observed between the methods for both raw and Suess corrected data (r > 0.90 n = 50). These results highlight the potential for using laser-sampling to support the development of long isotope chronologies, for sampling narrow rings or for pre-screening cores prior to analysis using more detailed or labour intensive methods.
650 7a NATURVETENSKAPx Geovetenskap och miljövetenskap0 (SwePub)1052 hsv//swe
650 7a NATURAL SCIENCESx Earth and Related Environmental Sciences0 (SwePub)1052 hsv//eng
653 a Carbon isotope
653 a Inter-annual
653 a Dendroclimatology
653 a UV laser-ablation
653 a Plant physiology
653 a Pinus sylvestris
700a McCarroll, D.4 aut
700a Barker, S.4 aut
700a Jalkanen, R.4 aut
700a Grudd, Håkanu Stockholms universitet,Institutionen för naturgeografi4 aut
710a Stockholms universitetb Institutionen för naturgeografi4 org
773t Chemical Geologyd : Elsevier BVg 466, s. 323-326q 466<323-326x 0009-2541x 1872-6836
856u https://doi.org/10.1016/j.chemgeo.2017.06.021y Fulltext
856u https://doi.org/10.1016/j.chemgeo.2017.06.021
8564 8u https://urn.kb.se/resolve?urn=urn:nbn:se:su:diva-146972
8564 8u https://doi.org/10.1016/j.chemgeo.2017.06.021

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Loader, N. J.
McCarroll, D.
Barker, S.
Jalkanen, R.
Grudd, Håkan
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NATURVETENSKAP
NATURVETENSKAP
och Geovetenskap och ...
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Chemical Geology
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Stockholms universitet

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