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LABORATOIRE G-TIME

GEOCHIMIE: TRAÇAGE ISOTOPIQUE, MINERAL, ET ÉLEMENTAIRE

GEOCHEMISTRY: ISOTOPIC, MINERAL AND ELEMENT TRACING



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MARIA VALDES, Ph.D. candidate/F.R.S.-FNRS Fellow

Phone: +32 2 650 66 16

Email: maria.valdes@ulb.ac.be

VD


Research interests

My research involves using stable isotopes to understand condensation, accretion, and planetary differentiation processes. My Ph.D. thesis involves combining analysis of stable (calcium) isotopes and petrologic methods to understand early lunar evolution.



Education

- 2014-Present: F.R.S.-FNRS Fellow and doctoral candidate, Université Libre de Bruxelles, Département Géosciences, Environnement et Société

- 2012-2014: A.M. in Earth and Planetary Sciences, Washington University in St. Louis, Department of Earth and Planetary Sciences

- 2007-2011: B.Sc. in Geophysical Sciences, The University of Chicago, Department of Geophysical Sciences



Professional experience

- 2012: Meteorite Collections Intern, The Field Museum of Natural History, Robert A. Pritzker Center for Meteoritics and Polar Studies

- 2011-2012: Research Assistant, Laboratory for Noble Gas Geochemistry, The University of Illinois at Chicago, Department of Earth and Environmental Sciences

- 2011-2012: Laboratory Technician, Laboratory for High-Pressure Mineral Physics, The University of Chicago, Department of Geophysical Sciences



Teaching

- Spring 2014: Teaching Assistant, WUSTL EPSc 201: Earth and the Environment

- Fall 2013: Teaching Assistant, WUSTL EPSc 171: The Solar System

- Spring 2013: Teaching Assistant, WUSTL EPSc 437: Igneous and Metamorphic Petrology



Awards and fellowships

- 2015: F.R.S.-FNRS (Fonds de la Recherche Scientifique) FRIA Graduate Fellowship (3-year funding)

- 2014: Meteoritical Society Student Travel Grant Award

- 2013: AGU Student Travel Grant Award

- 2013: Missouri Space Grant Consortium Fellowship



Publications

2. Kato, C., Moynier, F., Valdes, M.C., Dhaliwal, J.K., Day, J.M.D. (2015). Extensive volatile loss during formation and differentiation of the Moon from Zn isotopes in crustal rocks. Nature Communications 6, Article 7617.

1. Valdes, M.C., Foriel, J., Moreira, M.A., and Moynier, F. (2014). The nature of Earth's building blocks as revealed by calcium isotopes. Earth and Planetary Science Letters 394, 135-145.



Conference abstracts

10. Valdes, M.C., Hublet, G., and Debaille, V. (2016). Investigation of calcium stable isotopes in ureilites. 79th Annual Meteoritical Society Meeting, #6555. Berlin, Germany.

9. Valdes, M.C., Hublet, G., and Debaille, V. (2016). Investigation of calcium stable isotopes in ureilites. Goldschmidt 2016 Meeting, #3242. Yokohama, Japan.

8. Valdes, M.C., Debaille, V., Berger, J., and Lo, K. (2015). Mineral control on Ca isotopic fractionation in mantle reservoirs. Goldschmidt 2015 Meeting, #3218. Prague, Czech Republic.

7. (Invited talk) Valdes, M.C. (2015). Recent advancements in calcium isotope geochemistry and cosmochemistry. 22nd Annual Graduate Student Congress of the Institut de Physique du Globe de Paris. Paris, France.

6. Valdes, M.C., Chen, H., Foriel, J., Moreira, M., and Moynier, F. (2014). Recent advancements in calcium isotope geochemistry and cosmochemistry. 77th Annual Meteoritical Society Meeting, #5245. Casablanca, Morocco.

5. Chen, H., Savage, P.S., Valdes, M.C., Puchtel, I.S., Day, J.M.D., Moreira, M., Jackson, M., and Moynier, F. (2014). Heterogeneity of calcium isotopes in Earth's mantle. Goldschmidt 2014 Meeting, #3940. Sacramento, California.

4. Valdes, M.C. (2014). The nature of Earth's building materials as revealed by calcium isotopes. Annual Missouri Space Grant Consortium. Rolla, Missouri.

3. Valdes, M.C., Moreira, M., Foriel, J., and Moynier, F. (2013). The nature of Earth's building materials as revealed by calcium isotopes. American Geophysical Union 2013 Fall Meeting, #V33D-2790. San Francisco, California.

2. Kato, C., Valdes, M.C., Dhaliwal, J.K., Day, J.M.D., and Moynier, F. (2013). Origin of isotopically light Zn in lunar samples through vaporization and the Zn isotope composition of the Moon. American Geophysical Union 2013 Fall Meeting, #V33D-2788. San Francisco, California.

1. Dhaliwal, J.K., Day, J.D., Moynier, F., Kato, C., and Valdes, M.C. (2013). Constraints on Earth-Moon System Formation from Zinc. 44th Lunar and Planetary Science Conference, #2749. The Woodlands, Texas.








Laboratoire G-Time Université Libre de Bruxelles Département Géosciences, Environnement et Société CP 160/02, 50 Avenue F.D. Roosevelt, B-1050 Brussels, Belgium