Jim Ludois
University of Wisconsin, Madison
Current Projects
- Project 3C: Integration of Multiple Isotope Proxies to Study the Pre-GOE Oxygenation of the Earth — 2011 NAI
- Project 1A: Rb-Sr Geochronology of ALH84001 Demonstrates Early Weathering on Mars — 2011 NAI
- Project 4B: Development of Laser Ablation-Miniature Mass Spectrometer (LA-MMS) for Geochronology and Geochemistry of Martian Rocks — 2010 NAI
- Project 5D: The Rock That Started It All: Geochronology of Mars Meteorite ALH84001 — 2010 NAI
- Project 3B: Do Iron-Rich Carbonates From Banded Iron Formations Record Ancient Seawater? — 2010 NAI
- Laser Ablation-Electron Impact Ionization-Miniature Mass Spectrometer (LA-EI-MMS) for In-Situ Geochronology and Hydrology of Martian Rocks — 2009 NAI
- Development of Laser Ablation-Electron Impact Ionization-Miniature Mass Spectrometer (LA-EI-MMS) for In-Situ Chemical and Isotopic Measurements of Martian Rocks — 2009 NAI
- View all 7 projects
NAI Project Collaborators
- Project collaborators as reported by the latest NAI Annual Report.
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Publications
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Beard, B. L., Ludois, J. M., Lapen, T. J., & Johnson, C. M. (2013). Pre-4.0 billion year weathering on Mars constrained by Rb–Sr geochronology on meteorite ALH84001. Earth and Planetary Science Letters, 361, 173–182. doi:10.1016/j.epsl.2012.10.021
See Project - Ludois, J.M., Johnson, C.M., Beard, B.L., Roden, E.E., Beukes, N.J. & Heimann, A. (2010, Submitted). Strontium isotopes in Banded Iron Formation carbonates demonstrate disequilibrium with ancient seawater. See Project
- Ludois, J.M., Sinha, M.P., Johnson, C.M., Fournelle, J. & Beard, B.L. (2010). Rb-Sr Geochronology by Laser Ablation of Neutrals by Miniature Mass Spectrometry on Sulfate Mineral: Possible Applications for In-Situ Analysis on Mars. Astrobiology Science Conference 2010. League City, TX. See Project
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Email:
jludois@geology.wisc.edu
Past NAI Teams
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University of Wisconsin
CAN 4