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Earth Science

D-Index
62
Citations
9603
World Ranking
1738
National Ranking
106

Overview

Jean-Alix Barrat is affiliated with the University of Western Brittany in France and has a research focus spanning Earth and Planetary Sciences as well as Physics and Astronomy. Their scholarly contributions extend across multiple subfields including Astronomy and Astrophysics, Geophysics, Geochemistry and Petrology, Atmospheric Science, and Inorganic Chemistry.

The scientist's main areas of study encompass diverse topics such as Astro and Planetary Science, Geochemistry and Elemental Analysis, Planetary Science and Exploration, Geological and Geochemical Analysis, High-pressure geophysics and materials, Geology and Paleoclimatology Research, and Radioactive element chemistry and processing.

Jean-Alix Barrat has published extensively in several scientific journals, with particularly frequent publications in:

  • Geochimica et Cosmochimica Acta
  • Journal of Neuroradiology
  • Meteoritics and Planetary Science
  • Chemical Geology
  • Geochemical Perspectives Letters

Their recent papers include:

  • The most primitive CM chondrites, Asuka 12085, 12169, and 12236, of subtypes 3.0-2.8: Their characteristic features and classification (2020, Polar Science)
  • Calculation of cerium and lanthanum anomalies in geological and environmental samples (2022, Chemical Geology)
  • A 4,565-My-old andesite from an extinct chondritic protoplanet (2021, Proceedings of the National Academy of Sciences)
  • The old, unique C1 chondrite Flensburg - Insight into the first processes of aqueous alteration, brecciation, and the diversity of water-bearing parent bodies and lithologies (2020, Geochimica et Cosmochimica Acta)
  • The Tarda Meteorite: A Window into the Formation of D-type Asteroids (2021, The Astrophysical Journal Letters)

Collaborations have been an integral part of their research projects. Frequent co-authors include:

  • Germain Bayon
  • D. Ben Salem
  • A. Bischoff
  • Frédéric Moynier
  • Marie-Laure Rouget

Best Publications

  • Geochemistry of CI chondrites: Major and trace elements, and Cu and Zn Isotopes

    Jean-Alix Barrat;B. Zanda;Frédéric Moynier;Claire Bollinger

  • Rare earth elements and neodymium isotopes in world river sediments revisited

    Germain Bayon;Germain Bayon;Samuel Toucanne;Charlotte Skonieczny;L. Andre

  • DETERMINATION OF RARE EARTH ELEMENTS IN SIXTEEN SILICATE REFERENCE SAMPLES BY ICP‐MS AFTER TM ADDITION AND ION EXCHANGE SEPARATION

    J.A. Barrat;F. Keller;J. Amossé;R.N. Taylor

  • The Paris meteorite, the least altered CM chondrite so far

    Roger H. Hewins;Roger H. Hewins;Michèle Bourot-Denise;Brigitte Zanda;Hugues Leroux

  • The Stannern trend eucrites: Contamination of main group eucritic magmas by crustal partial melts

    J.A. Barrat;A. Yamaguchi;R.C. Greenwood;M. Bohn

  • Rare earth element contents of Jurassic fish and reptile teeth and their potential relation to seawater composition (Anglo-Paris Basin, France and England)

    Stéphanie Picard;Stéphanie Picard;Christophe Lécuyer;Christophe Lécuyer;Jean-Alix Barrat;Jean-Pierre Garcia

  • Tissint Martian Meteorite: A Fresh Look at the Interior, Surface, and Atmosphere of Mars

    H. Chennaoui Aoudjehane;G. Avice;Jean-Alix Barrat;Omar Boudouma

  • δ18O and REE contents of phosphatic brachiopods: a comparison between modern and lower Paleozoic populations

    Christophe Lécuyer;Patricia Grandjean;Jean-Alix Barrat;Jaak Nolvak

  • Petrology and chemistry of the Picritic Shergottite North West Africa 1068 (NWA 1068)

    J.A Barrat;A Jambon;M Bohn;P.h Gillet

  • Determination of Rare Earth Elements, Sc, Y, Zr, Ba, Hf and Th in Geological Samples by ICP-MS after Tm Addition and Alkaline Fusion

    Germain Bayon;Jean Alix Barrat;Joël Etoubleau;Mathieu Benoit

  • The differentiation of eucrites: The role of in situ crystallization

    J. A. Barrat;J. Blichert-Toft;Ph. Gillet;F. Keller

  • Coupled 63Cu and 16O excesses in chondrites

    J.M Luck;D.Ben Othman;J.A Barrat;F Albarède

  • Strontium isotopes and rare-earth element geochemistry of hydrothermal carbonate deposits from Lake Tanganyika, East Africa

    J.A Barrat;J Boulègue;J.J Tiercelin;M Lesourd

  • Silicon isotopes in angrites and volatile loss in planetesimals

    Emily A. Pringle;Frédéric Moynier;Paul S. Savage;James Badro

  • Oxygen isotope variation in stony-iron meteorites.

    Richard C. Greenwood;I. A. Franchi;A. Jambon;J. A. Barrat

  • Isotope (Sr, Nd, Pb, O) and trace-element geochemistry of volcanics from the Erta'Ale range (Ethiopia)

    J.A. Barrat;S. Fourcade;B.M. Jahn;J.L. Cheminée

  • Stable isotope composition and rare earth element content of vertebrate remains from the Late Cretaceous of northern Spain (Lano): did the environmental record survive?

    C. Lécuyer;C. Lécuyer;C. Bogey;J.-P. Garcia;P. Grandjean

  • The Tatahouine diogenite: Mineralogical and chemical effects of sixty-three years of terrestrial residence

    J. A. Barrat;Ph. Gillet;Ph. Gillet;M. Lesourd;J. Blichert-Toft

  • Determination of rare earth elements and other trace elements (Y, Mn, Co, Cr) in seawater using Tm addition and Mg(OH)2 co-precipitation

    Nicolas Freslon;Germain Bayon;Dominique Birot;Claire Bollinger;Claire Bollinger

  • Relative chronology of crust formation on asteroid Vesta: Insights from the geochemistry of diogenites

    Jean-Alix Barrat;Akira Yamaguchi;Brigitte Zanda;Claire Bollinger

  • Crustal partial melting on Vesta: Evidence from highly metamorphosed eucrites

    A. Yamaguchi;A. Yamaguchi;Jean-Alix Barrat;R.C. Greenwood;N. Shirai;N. Shirai

Frequent Co-Authors

Akira Yamaguchi
Akira Yamaguchi National Institute of Polar Research
Marcel Bohn
Marcel Bohn French National Centre for Scientific Research
Albert Jambon
Albert Jambon Université Paris Cité
Richard C. Greenwood
Richard C. Greenwood The Open University
Ian A. Franchi
Ian A. Franchi The Open University
Philippe Gillet
Philippe Gillet École Polytechnique Fédérale de Lausanne
Violaine Sautter
Violaine Sautter Centre national de la recherche scientifique, CNRS
Addi Bischoff
Addi Bischoff University of Münster
Pierre Beck
Pierre Beck Grenoble Alpes University
Germain Bayon
Germain Bayon French Research Institute for Exploitation of the Sea

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