Molecular Significance of Rock-Eval® S2 Pyrograms

Autor: Laurent Grasset, F. Delarue, Jérémy Jacob, P. Brockmann, C. Le Milbeau, Yoann Copard

Publikováno v: 30th International Meeting on Organic Geochemistry (IMOG 2021).

Summary We here present original results acquired through a simple setup that allows obtaining molecular explanations of the mathematical deconvolution of Rock-Eval S2 pyrograms. This approach provides clues to the intimate nature of organic matter a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::e83c7067f5f45af41530810064f612ee
https://doi.org/10.3997/2214-4609.202134022

Orientation measurements of clay minerals by polarized attenuated total reflection infrared spectroscopy

Autor: Baptiste Dazas, Brian Grégoire, Emmanuel Tertre, Eric Ferrage, Fabien Hubert, Sabine Petit, Laurent Grasset

Publikováno v: Journal of Colloid and Interface Science
Journal of Colloid and Interface Science, Elsevier, 2020, 567, pp.274-284. ⟨10.1016/j.jcis.2020.02.021⟩

International audience; The orientation and organization of molecular guests within the interlayer of clay minerals control the reactivity and performance of tailored organo-clay materials. Such a detailed investigation of hybrid structure on the mol

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::99534ce9857e4cc3a0d34f0dd1c3e02b
https://hal.archives-ouvertes.fr/hal-03000849

Plant versus microbial signature in densimetric fractions of Mediterranean forest soils: a study by thermochemolysis gas chromatography mass spectrometry

Autor: Pere Rovira, Laurent Grasset

Publikováno v: Journal of Soils and Sediments
Journal of Soils and Sediments, Springer Verlag, 2019, 19 (1), pp.58-72. ⟨10.1007/s11368-018-2046-8⟩

Soil organic matter (SOM) ageing may be measured by means of molecular signatures, ratios between organic compounds which inform us about the origin and/or the degree of biochemical evolution of (or microbial contribution to) specific groups of compo

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c014157379f580300adbb892d14a126b
https://hal.archives-ouvertes.fr/hal-02125454

The characterization of South Moravian lignite in its natural and treated forms using thermal degradation methods

Autor: Laurent Grasset, Vojtěch Enev, Leoš Doskočil, Jaromír Wasserbauer

Publikováno v: Journal of Analytical and Applied Pyrolysis
Journal of Analytical and Applied Pyrolysis, Elsevier, 2017, 128, pp.83-91. ⟨10.1016/j.jaap.2017.10.022⟩

Thermal degradation experiments were performed on South Moravian lignite in its natural and treated forms primarily to investigate the changes taking place during pyrolysis, and, secondarily, to determine the structural characteristics of lignite usi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::feac85301fbdc55206ee2fb9a9ce530d
https://hal.archives-ouvertes.fr/hal-01647724

Molecular biomarkers study of an ombrotrophic peatland impacted by an anthropogenic clay deposit

Autor: Khaled Younes, Laurent Grasset, Michael Descostes, Joelle Laduranty

Publikováno v: Organic Geochemistry
Organic Geochemistry, 2017, 105, pp.20-32. ⟨10.1016/j.orggeochem.2016.12.005⟩
Organic Geochemistry, Elsevier, 2017, 105, pp.20-32. ⟨10.1016/j.orggeochem.2016.12.005⟩

International audience; Northern peatlands are estimated to store up to one third of all terrestrial carbon as peat and, even though a large extent of boreal peatlands is in pristine condition, extensive areas have been affected by natural or anthrop

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::90dcd6499cac685a3924ba546488d666
https://hal.science/hal-01630986