Pa Ratios
Pa Ratios is a paleoceanographic proxy metric that quantifies the relative abundance of protactinium-231 to thorium-230 in marine sediments, used to infer past changes in the strength and structure of the Atlantic Meridional Overturning Circulation.
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3.1K
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294
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132
Institutions
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2017–2026
12
Variants
231Pa/230th RatioProtactinium-thorium Ratio
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T. J. McKenna, S. J. Sequeira, Andrew Heffernan et al. · The Journal of Clinical Endocrinology & Metabolism · 1991 · 204 citations
231Pa/230Th ratios in sediments as a proxy for past changes in Southern Ocean productivity
Niraj Kumar, R. Gwiazda, Robert F. Anderson et al. · Nature · 1993 · 160 citations
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ETH Zurich
Zurich, Switzerland
3 h-index
5 publications
272 citations
Heidelberg University
Heidelberg, Germany
3 h-index
8 publications
462 citations
St. Vincent's University Hospital
Dublin, Ireland
2 h-index
7 publications
1K citations
The University of Texas at Austin
Austin, United States
2 h-index
2 publications
130 citations

Lamont-Doherty Earth Observatory
Sparkill, United States
2 h-index
5 publications
717 citations
University of Rhode Island
Kingston, United States
2 h-index
3 publications
226 citations

University of Minnesota
Minneapolis, United States
2 h-index
3 publications
164 citations

Centre National de la Recherche Scientifique
Paris, France
2 h-index
9 publications
302 citations
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3 publications · 248 citations
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2 publications · 39 citations
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2 publications · 218 citations
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2 publications · 24 citations
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IJPS · 1 publications · 11 citations
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