Articles | Volume 17, issue 19
https://doi.org/10.5194/bg-17-4919-2020
https://doi.org/10.5194/bg-17-4919-2020
Research article
 | 
14 Oct 2020
Research article |  | 14 Oct 2020

Effects of 238U variability and physical transport on water column 234Th downward fluxes in the coastal upwelling system off Peru

Ruifang C. Xie, Frédéric A. C. Le Moigne, Insa Rapp, Jan Lüdke, Beat Gasser, Marcus Dengler, Volker Liebetrau, and Eric P. Achterberg

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Cited articles

Abernathey, R. P. and Marshall, J.: Global surface eddy diffusivities derived from satellite altimetry, J. Geophys. Res.-Oceans, 118, 901-916, https://doi.org/10.1002/jgrc.20066, 2013. 
Anderson, R. F., Fleisher, M. Q., and LeHuray, A. P.: Concentration, oxidation state, and particulate flux of uranium in the Black Sea, Geochim. Cosmochim. Ac., 53, 2215–2224, https://doi.org/10.1016/0016-7037(89)90345-1, 1989. 
Arthur, M. A., Dean, W. E., and Laarkamp, K.: Organic carbon accumulation and preservation in surface sediments on the Peru margin, Chem. Geol., 152, 273–286, https://doi.org/10.1016/S0009-2541(98)00120-X, 1998. 
Bacon, M., Cochran, J., Hirschberg, D., Hammar, T., and Fleer, A.: Export flux of carbon at the equator during the EqPac time-series cruises estimated from 234Th measurements, Deep-Sea Res. Pt. II, 43, 1133–1153, https://doi.org/10.1016/0967-0645(96)00016-1, 1996. 
Barnes, C. and Cochran, J.: Uranium removal in oceanic sediments and the oceanic U balance, Earth Planet. Sc. Lett., 97, 94–101, https://doi.org/10.1016/0012-821X(90)90101-3, 1990. 
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Thorium-234 (234Th) is widely used to study carbon fluxes from the surface ocean to depth. But...
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