Search Results - "Requejo, A.G."

A molecular and carbon isotopic study towards the origin and diagenetic fate of diaromatic carotenoids by Hartgers, W A, Sinninghe Damsté, J S, Requejo, A G, Allan, J, Hayes, J M, Ling, Y, Xie, T M, Primack, J, De Leeuw, J W

“…Pyrolysates of high-molecular-weight sedimentary fractions of the Duvernay Formation (Western Canada Basin) are dominated by 1,2,3,4- and…”
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Geochemistry of oils from the northern Timan-Pechora Basin, Russia by Requejo, A.G., Sassen, R., Kennicutt, M.C., Kvedchuk, I., McDonald, T., Denoux, G., Comet, P., Brooks, J.M.

“…A geochemical study of 36 oils from the northern Timan-Pechora Basin indicates four oil types. Two types of sulfur-rich oils (range 1.4–2.5% sulfur) can be…”
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Short-chain (C 21 and C 22) diasteranes in petroleum and source rocks as indicators of maturity and depositional environment by Requejo, A.G., Hieshima, G.B., Hsu, C.S., McDonald, T.J., Sassen, R.

“…Geochemical analysis of steranes in source rocks from the Western Canada Basin has allowed the identification of several C 21 and C 22 short-chain sterane…”
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Sediment contaminants in Casco Bay, Maine: inventories, sources, and potential for biological impact by Kennicutt, M. C, Wade, T. L, Presley, B. J, Requejo, A. G, Brooks, J. M, Denoux, G. J

“…An inventory-based approach to environmental assessment that determines concentrations of sedimentary contaminants, defines their origins and assesses the…”
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Polynuclear aromatic hydrocarbons (PAH) as indicators of the source and maturity of marine crude oils by Requejo, A.G., Sassen, R., McDonald, T., Denoux, G., Kennicutt, M.C., Brooks, J.M.

“…Whole oil GC-MS was used to characterize selected polynuclear aromatic hydrocarbons (PAH) in a suite of marine crude oils derived from source rocks deposited…”
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Formation of n-Alkenes during anaerobic decomposition of a marine algal mat by Requejo, A.G, Quinn, J.G

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Observation of a Subsurface Oil-Rich Layer in the Open Ocean by Harvey, George R., Requejo, Adolfo G., McGillivary, Philip A., Tokar, John M.

“…A layer of water at a depth of 200 meters containing 3 to 12 milligrams per liter of oil was found during February and March 1978 over a distance of 800…”
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