Jean-Alix BARRAT


Professeur des universités
Université de Bretagne Occidentale, & Institut Universitaire de France


Laboratoire LEMAR



02 90 91 55 53


Goodrich, C. A., Collinet, M., Treiman, A., Prissel, T. C., Patzek, M., Ebert, S., Jercinovic, M. J., Bischoff, A., Pack, A., Barrat, J.-A., & Decker, S. (2022). The first main group ureilite with primary plagioclase: A missing link in the differentiation of the ureilite parent body. Meteoritics & Planetary Science, 57(8), 1589–1616. Cite
Zhu, K., Barrat, J.-A., Yamaguchi, A., Rouxel, O., Germain, Y., Langlade, J., & Moynier, F. (2022). Nickel and Chromium Stable Isotopic Composition of Ureilites: Implications for the Earth’s Core Formation and Differentiation of the Ureilite Parent Body. Geophysical Research Letters, 49(7), e2021GL095557. Cite
Fang, L., Frossard, P., Boyet, M., Bouvier, A., Barrat, J.-A., Chaussidon, M., & Moynier, F. (2022). Half-life and initial Solar System abundance of Sm-146 determined from the oldest andesitic meteorite. Proceedings of the National Academy of Sciences of the United States of America, 119(12), e2120933119. Cite
Ognard, J., Barrat, J.-A., Cotton, F., Mian, A., Kremer, S., Sitoh, Y. Y., Verclytte, S., Loffroy, R., Tripier, R., Alavi, Z., & Ben Salem, D. (2021). A roadmap towards pollution prevention and sustainable development of Gadolinium. Journal of Neuroradiology, 48(6), 409–411. Cite
Charles, C., Barrat, J.-A., & Pelleter, E. (2021). Trace element determinations in Fe-Mn oxides by high resolution ICP-MS after Tm addition. Talanta, 233, 122446. Cite
Zhu, K., Moynier, F., Schiller, M., Becker, H., Barrat, J.-A., & Bizzarro, M. (2021). Tracing the origin and core formation of the enstatite achondrite parent bodies using Cr isotopes. Geochimica Et Cosmochimica Acta, 308, 256–272. Cite
Gattacceca, J., Devouard, B. A., Barrat, J.-A., Rochette, P., Balestrieri, M. L., Bigazzi, G., Menard, G., Moustard, F., Dos Santos, E., Scorzelli, R., Valenzuela, M., Quesnel, Y., Gounelle, M., Debaille, V., Beck, P., Bonal, L., Reynard, B., & Warner, M. (2021). A 650 km(2) Miocene strewnfield of splash-form impact glasses in the Atacama Desert, Chile. Earth and Planetary Science Letters, 569, 117049. Cite
Marrocchi, Y., Avice, G., & Barrat, J.-A. (2021). The Tarda Meteorite: A Window into the Formation of D-type Asteroids. Astrophysical Journal Letters, 913(1), L9. Cite
Barrat, J.-A., Chaussidon, M., Yamaguchi, A., Beck, P., Villeneuve, J., Byrne, D. J., Broadley, M. W., & Marty, B. (2021). A 4,565-My-old andesite from an extinct chondritic protoplanet. Proceedings of the National Academy of Sciences of the United States of America, 118(11), e2026129118. Cite
Barrat, J.-A., & Ferriere, L. (2021). Olivines in main-group pallasites: magma-ocean cumulates or partial melting residues? Geochemical Perspectives Letters, 16, 47–52. Cite
Zhu, K., Moynier, F., Schiller, M., Alexander, C. M. O., Barrat, J.-A., Bischoff, A., & Bizzarro, M. (2021). Mass-independent and mass-dependent Cr isotopic composition of the Rumuruti (R) chondrites: Implications for their origin and planet formation. Geochimica Et Cosmochimica Acta, 293, 598–609. Cite
Ben Salem, D., & Barrat, J.-A. (2021). Determination of rare earth elements in gadolinium-based contrast agents by ICP-MS. Talanta, 221, 121589. Cite
Barrat, J.-A., Bayon, G., Wang, X., Le Goff, S., Rouget, M.-L., Gueguen, B., & Ben Salem, D. (2020). A new chemical separation procedure for the determination of rare earth elements and yttrium abundances in carbonates by ICP-MS. Talanta, 219, 121244. Cite
Wang, X., Barrat, J.-A., Bayon, G., Chauvaud, L., & Feng, D. (2020). Lanthanum anomalies as fingerprints of methanotrophy. Geochemical Perspectives Letters, 14, 26–30. Cite
Le Goff, S., Barrat, J.-A., Chauvaud, L., Paulet, Y.-M., Gueguen, B., & Ben Salem, D. (2019). Compound-specific recording of gadolinium pollution in coastal waters by great scallops. Scientific Reports, 9, 8015. Cite