Search - INSU - Institut national des sciences de l'Univers Access content directly

Filter your results

11 Results
authFullName_s : Kevin Lepot

Iron mineralization and taphonomy of microfossils of the 2.45–2.21 Ga Turee Creek Group, Western Australia

Alexandre Fadel , Kevin Lepot , Vincent Busigny , Ahmed Addad , David Troadec
Precambrian Research, 2017, 298, pp.530-551. ⟨10.1016/j.precamres.2017.07.003⟩
Journal articles hal-03822095v1
Image document

The Paleoproterozoic fossil record: Implications for the evolution of the biosphere during Earth's middle-age

Emmanuelle J. Javaux , Kevin Lepot
Earth-Science Reviews, 2018, 176, pp.68-86. ⟨10.1016/j.earscirev.2017.10.001⟩
Journal articles insu-03190875v1
Image document

Extreme 13C-depletions and organic sulfur content argue for S-fueled anaerobic methane oxidation in 2.72 Ga old stromatolites

Kevin Lepot , Kenneth H Williford , Pascal Philippot , Christophe Thomazo , Takayuki Ushikubo , et al.
Geochimica et Cosmochimica Acta, 2019, 244, pp.522 - 547. ⟨10.1016/j.gca.2018.10.014⟩
Journal articles hal-03065169v1

Microstructure-specific carbon isotopic signatures of organic matter from ∼3.5 Ga cherts of the Pilbara Craton support a biologic origin.

Navot Morag , Kenneth H. Williford , Kouki Kitajima , Pascal Philippot , Martin J. van Kranendonk , et al.
Precambrian Research, 2016, 275, pp.429-449. ⟨10.1016/j.precamres.2016.01.014⟩
Journal articles hal-01297306v1

Distinguishing cellular from abiotic spheroidal microstructures in the ca. 3.4 Ga Strelley Pool Formation

Maxime Coutant , Kevin Lepot , Alexandre Fadel , Ahmed Addad , Élodie Richard , et al.
Geobiology, 2022, 20 (5), pp.599-622. ⟨10.1111/gbi.12506⟩
Journal articles hal-03699137v1
Image document

Geological setting of Earth's oldest fossils in the ca. 3.5Ga Dresser Formation, Pilbara Craton, Western Australia

Martin J. van Kranendonk , Pascal Philippot , Kevin Lepot , Simon Bodorkos , Franco Pirajno
Precambrian Research, 2008, 167 (1-2), pp.93-124. ⟨10.1016/j.precamres.2008.07.003⟩
Journal articles istex hal-03880915v1
Image document

Iron minerals within specific microfossil morphospecies of the 1.88 Ga Gunflint Formation

Kevin Lepot , Ahmed Addad , Andrew H. Knoll , Jian Wang , David Troadec , et al.
Nature Communications, 2017, 8, ⟨10.1038/ncomms14890⟩
Journal articles insu-03688102v1
Image document

Signatures of early microbial life from the Archean (4 to 2.5 Ga) eon

Kevin Lepot
Earth-Science Reviews, 2020, 209, pp.103296. ⟨10.1016/j.earscirev.2020.103296⟩
Journal articles insu-03190941v1

Microbially influenced formation of 2,724-million-year-old stromatolites

Kevin Lepot , Karim Benzerara , Gordon E. Brown , Pascal Philippot
Nature Geoscience, 2008, 1, pp.118-121. ⟨10.1038/ngeo107⟩
Journal articles insu-03603735v1

Early Archaean Microorganisms Preferred Elemental Sulfur, Not Sulfate

Pascal Philippot , Mark van Zuilen , Kevin Lepot , Christophe Thomazo , James Farquhar , et al.
Science, 2007, 317, pp.1534-1537. ⟨10.1126/science.1145861⟩
Journal articles hal-00315304v1

Nanoscale analysis of preservation of ca. 2.1 Ga old Francevillian microfossils, Gabon

Stellina Lekele Baghekema , Kevin Lepot , Armelle Riboulleau , Alexandre Fadel , Alain Trentesaux , et al.
Precambrian Research, 2017, 301, pp.1-18. ⟨10.1016/j.precamres.2017.08.024⟩
Journal articles hal-01940795v1