• 1068 Citations
  • 14 h-Index
1986 …2017
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Fingerprint Fingerprint is based on mining the text of the experts' scientific documents to create an index of weighted terms, which defines the key subjects of each individual researcher.

tree ring Earth & Environmental Sciences
Tungsten Chemical Compounds
tungsten Earth & Environmental Sciences
cobalt Earth & Environmental Sciences
Cobalt Chemical Compounds
Dust Engineering & Materials Science
dendrochronology Earth & Environmental Sciences
image analysis Earth & Environmental Sciences

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Research Output 1986 2017

  • 1068 Citations
  • 14 h-Index
  • 45 Article
  • 1 Chapter
  • 1 Conference contribution

A solvent-based extraction fails to remove mobile nitrogen from western redcedar (Thuja plicata)

Bunn, A. G., Helfield, J. M., Gerdts, J. R., Gleaves, D. A., Drake, D. C. & Sheppard, P. R., Jun 1 2017, In : Dendrochronologia. 44, p. 19-21 3 p.

Research output: Contribution to journalArticle

Thuja plicata
tree ring
growth rings
nitrogen cycle
1 Citations

The First Millennium-Age Araucaria Araucana in Patagonia

Aguilera-Betti, I., Muñoz, A. A., Stahle, D., Figueroa, G., Duarte, F., González-Reyes, Á., Christie, D., Lara, A., González, M. E., Sheppard, P. R., Sauchyn, D., Moreira-Muñoz, A., Toledo-Guerrero, I., Olea, M., Apaz, P. & Fernandez, A., Jan 1 2017, In : Tree-Ring Research. 73, 1, p. 53-56 4 p.

Research output: Contribution to journalArticle

Araucaria araucana
endangered species
12 Citations

Streamflow variability in the Chilean Temperate-Mediterranean climate transition (35°S–42°S) during the last 400 years inferred from tree-ring records

Muñoz, A. A., González-Reyes, A., Lara, A., Sauchyn, D., Christie, D., Puchi, P., Urrutia-Jalabert, R., Toledo-Guerrero, I., Aguilera-Betti, I., Mundo, I., Sheppard, P. R., Stahle, D., Villalba, R., Szejner, P., LeQuesne, C. & Vanstone, J., Mar 30 2016, (Accepted/In press) In : Climate Dynamics. p. 1-16 16 p.

Research output: Contribution to journalArticle

tree ring
twentieth century
1 Citations

Additional analysis of dendrochemical data of Fallon, Nevada

Sheppard, P. R., Helsel, D. R., Speakman, R. J., Ridenour, G. & Witten, M. L., Apr 5 2012, In : Chemico-Biological Interactions. 196, 3, p. 96-101 6 p.

Research output: Contribution to journalArticle

3 Citations

Comparison of size and geography of airborne tungsten particles in Fallon, Nevada, and sweet home, Oregon, with implications for public health

Sheppard, P. R., Bierman, B. J., Rhodes, K., Ridenour, G. & Witten, M. L., 2012, In : Journal of Environmental and Public Health. 2012, 509458

Research output: Contribution to journalArticle

Public Health
Heavy Metals