Julio Sepúlveda

FeaturedPublications

Matys, E. D., Julio Sepúlveda, Pantoja, S., Lange, C. B., Caniupan, M., Lamy, F., Summons, R. E. 2017: Bacteriohopanepolyols along redox gradients in the Humboldt Current System off northern Chile. Geobiology, 15(6): 844-857. DOI: 10.1111/gbi.12250

Srain, B., Julio Sepúlveda, Pantoja, S., Summons, R. E., Quiñones, R. A., Levipan, H. A. 2015: Archaeal and bacterial assemblages in the Oxygen Minimum Zone of the upwelling ecosystem off central Chile as determined by organic biomarkers. Gayana, 79(1): 26-44.

Kasprak, A. H., Julio Sepúlveda, Price-Waldman, R., Williford, K. H., Schoepfer, S. D., Haggart, J. W., Ward, P. D., Summons, R. E., Whiteside, J. H. 2015: Episodic photic zone euxinia in the northeastern Panthalassic Ocean during the end-Triassic extinction. Geology, 43(4): 307-310. DOI: 10.1130/G36371.1

Srain, B., Pantoja, S., Julio Sepúlveda, Lange, C., Muñoz, P., Summons, R.E., McKay, J., Salamanca, M. 2015: Interdecadal changes in intensity of the oxygen minimum zone off Concepción, Chile ( ~36°S) over the last century. Biogeosciences, 12, 6045–6058. DOI: 10.5194/bg-12-6045-2015

Bertrand, S., Hughen, K., Julio Sepúlveda, Pantoja, S. 2014: Late Holocene covariability of the southern westerlies and sea surface temperature in northern Chilean Patagonia. Quaternary Science Reviews, 105: 195-208. DOI: 10.1016/j.quascirev.2014.09.021

French, K. L., Julio Sepúlveda, Trabucho-Alexandre, J., Gröcke, D. R., Summons, R. E. 2014: Organic geochemistry of the early Toarcian oceanic anoxic event in Hawsker Bottoms, Yorkshire, England. Earth and Planetary Science Letters, 390: 116-127. DOI: 10.1016/j.epsl.2013.12.033

Bertrand, S., Hughen, K. A., Julio Sepúlveda, Pantoja, S. 2012: Geochemistry of surface sediments from the fjords of Northern Chilean Patagonia (44–47°S): Spatial variability and implications for paleoclimate reconstructions. Geochimica et Cosmochimica Acta, 76: 125-146. DOI: 10.1016/j.gca.2011.10.028

Julio Sepúlveda, Pantoja, S., Hughen, K. A. 2011: Sources and distribution of organic matter in northern Patagonia fjords, Chile (∼44–47°S): A multi-tracer approach for carbon cycling assessment. Continental Shelf Research, 31(3-4): 315-329. DOI: 10.1016/j.csr.2010.05.013

Julio Sepúlveda, Wendler, J. E., Summons, R. E., Hinrichs, K.-U. 2009: Rapid resurgence of marine productivity after the Cretaceous-Paleogene mass extinction. Science, 326(5949): 129-132. DOI: 10.1126/science.1176233

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