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Geochemistry
Portfolio categories
The activities of the “Geochemistry” platform concern the characterization of samples that are diverse in nature using a broad range of analytical techniques to address the needs of different projects in the field of Earth Science and Environmental Technologies.
Types of activity: R&D services, Characterization, Multi-partner (public/private) research projects.
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Areas of expertise
Oil exploration and production (basin and reservoir) : Characterization of sedimentary organic matter from source rocks, reservoir oils, natural gas samples (methane, ethane, propane, butane, CO2, H2S)
Geothermal energy : Characterization of solid deposits present in geothermal energy facilities, lubricants and corrosion inhibitors.
Environment : Characterization of biogas, natural hydrogen, sediments, polymers / microplastics, among others.
Resources available
Integrated Organic Geochemistry Platform including:
• Open-system pyrolysis method with Rock-Eval®
• Organic extractions and isolation of organic matter (KEROGENATRON)
• Open (non-compositional model) and closed (compositional model) system kinetics
• Fractionation (aliphatic compounds, resins) by liquid chromatography (MPLC)
• Liquid and gas analyses by Gas Chromatography (GC-FID)
• Elemental (CHONS) and isotopic (C, H) analyses
• Fluid inclusion analyses
• Elemental analyses via fluorescence (PXRF)
Integrated Gas Geochemistry Platform including:
• Analysis of the molecular composition of gas (GC-TCD/FID/BID)
• Stable isotope analyses (GC-C-IRMS)
• Rare gas analyses (composition and isotope ratios)
Patents:
- Romero-Sarmiento, M.-F., Ravelojaona, H., Pillot, D., Rohais, S. (2021). Process for the characterization of the presence and/or quantification of polymers in a porous medium. IFPEN patent 21/05123.
- Romero-Sarmiento, M.-F. & Ravelojaona, H. (2019). Process to characterize hydrocarbon organic compounds contained in the solid deposit of a geothermal energy facility: Rock-Eval® to characterize solid deposits in the field of geothermal energy. IFPEN patent 19/0337.
- Romero-Sarmiento, M.-F., Cadeau, P., Sissmann, O., Beaumont, V. (2019). System and process to determine the chemical composition of compounds contained in a sample. IFPEN Patent 19/07457.
Articles:
- Romero-Sarmiento, M.-F., Ravelojaona, H., Maubec, N. Corrosion inhibitors and lubricants characterization using the Rock-Eval® Shale PlayTM method: case studies to determine the origin of geothermal scales. Geothermics 101, 102357 (2022).
- Romero-Sarmiento, M.-F., Ravelojaona, H., Pillot, D., Rohais, S. Polymer quantification using the Rock-Eval® device for identification of plastics in sediments. Science of the Total Environment 807, 151068 (2022).
- Romero-Sarmiento, M.-F. A quick analytical approach to estimate both free versus sorbed hydrocarbon contents in liquid rich source rocks. AAPG Bulletin, 103: 2031-2043 (2019).
- Cadeau, P., Romero-Sarmiento, M.-F., Sissmann, O., Beaumont, V. On-line recovery system coupled to a Rock-Eval® device: An analytical methodology for characterization of liquid and solid samples. Organic Geochemistry 144: 104014 (2020).
- Romero-Sarmiento, M.-F., Rohais, S., Littke, R. Lacustrine Type I kerogen characterization at different thermal maturity levels: Application to the Late Cretaceous Yacoraite Formation in the Salta Basin – Argentina. International Journal of Coal Geology, 203: 15-27 (2019).
- Romero-Sarmiento M.-F., Ramiro-Ramirez S., Berthe G., Fleury M., Littke R. Geochemical and petrophysical source rock characterization of the Vaca Muerta Formation, Argentina: Implications for unconventional petroleum resource estimations. International Journal of Coal Geology 184: 27-41 (2017).
- Romero-Sarmiento, M.-F., Euzen T., Rohais S., Jiang C., Littke R. Artificial thermal maturation of source rocks at different thermal maturity levels: Application to the Triassic Montney and Doig Formations in the Western Canada Sedimentary Basin. Organic Geochemistry 97: 148-162 (2016).
- Romero-Sarmiento M.-F., Pillot D., Letort G., Lamoureux-Var V., Beaumont V., Huc A.-Y., Garcia B. New Rock-Eval method for characterization of unconventional shale resource systems. Oil & Gas Science and Technology 71, 37 (2016).
- Romero-Sarmiento M.-F., Rouzaud J.-N., Bernard S., Deldicque D., Thomas M., Littke R. Evolution of Barnett Shale organic carbon structure and nanostructure with increasing maturation. Organic Geochemistry 71: 7-16 (2014).
- Romero-Sarmiento M.-F., Ducros M., Carpentier B., Lorant F., Cacas M.-C., Pegaz-Fiornet S., Wolf S., Rohais S., Moretti I. Quantitative evaluation of TOC, organic porosity and gas retention distribution in a gas shale play using petroleum system modeling: Application to the Mississippian Barnett Shale. Marine and Petroleum Geology 45: 315-330 (2013).
© IFPEN noble gas
© IFPEN kerogen isolation
CHONS Elemental and C-H isotopic analysis
Carbon and hydrogen stable isotopes
Find out more
News:
Polymer quantification using the Rock-Eval® device: a methodology for the identification of plastics in sediments
The Carnot IFPEN Ressources Energétiques is proposing a solution based on the Rock-Eval® device, and the initial results have just been published.
06/29/2022
Violaine Lamoureux-Var, winner of the FIEEC CARNOT prize for Rock-Eval® 7S [in French]
Prize awarded on 18 November 2020, against the backdrop of the Carnot Events. The award is given in recognition of research developed with an SME with a genuine impact on growth, turnover and job creation.
11/18/2020
Contact
Maria-Fernanda ROMERO-SARMIENTO
Technical Advisor
maria-fernanda.romero-sarmiento@ifpen.fr
The Carnot IFPEN Ressources Energétiques
1 - 4 avenue de Bois Préau, 92852 Rueil-Malmaison Cedex - France
Contact: carnot-ifpen-re@ifpen.fr
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