NAI
Andrew Czaja
University of Wisconsin, Madison
Current Projects
- Developing Methods for Life Detection on Mars and in Mars Analog Environments — 2016 NAI
- Developing New Biosignatures — 2013 NAI
- Project 3D: Constraints on Oxygen Contents in Earth’s Early Atmosphere and Implications for Evolution of Photosynthesis — 2012 NAI
- Project 3C: In Situ Fe Isotope Analysis of Iron Formations — 2012 NAI
- Project 5A: Improvement in the Accuracy of Stable Isotope Analysis by Laser Ablation — 2012 NAI
- Developing New Biosignatures — 2012 NAI
- Developing New Biosignatures — 2011 NAI
- Project 3C: Integration of Multiple Isotope Proxies to Study the Pre-GOE Oxygenation of the Earth — 2011 NAI
- Project 3A: Quantifying the Amount of Free Oxygen in the Neoarchean Photic Zone Through Combined Fe and Mo Isotopes — 2010 NAI
- Developing New Biosignatures — 2010 NAI
- Developing New Biosignatures — 2009 NAI
- New Frontiers in Micro-Analysis of Isotopic Compositions of Natural Materials: Development of Fe Isotopes — 2009 NAI
- Co-Evolution of Microbial Metabolisms in the Neoarchean and Paleoproterozoic — 2009 NAI
- Characterization of Earth's Early Life — 2005 NAI
- Characterizing Earth's Early Life — 2003 NAI
- Evolution of Earth's Early Life — 2002 NAI
- Astrobiology at UCLA: An Intergrated Multidisciplinary Approach to Research and Education — 2001 NAI
- Astrobiology at UCLA: An Integrated Multidisciplinary Approach to Research and Education — 2000 NAI
- View all 18 projects
NAI Project Collaborators
- Project collaborators as reported by the latest NAI Annual Report.
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Catherine Woodward
Institute for Biology Education - Mazomanie Outreach Outpost
Collaborated on 1 Project
Publications
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Czaja, A. D., Johnson, C. M., Beard, B. L., Eigenbrode, J. L., Freeman, K. H., & Yamaguchi, K. E. (2010). Iron and carbon isotope evidence for ecosystem and environmental diversity in the ∼2.7 to 2.5Ga Hamersley Province, Western Australia. Earth and Planetary Science Letters, 292(1-2), 170–180. doi:10.1016/j.epsl.2010.01.032
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Czaja, A. D., Johnson, C. M., Yamaguchi, K. E., & Beard, B. L. (2012). Comment on “Abiotic Pyrite Formation Produces a Large Fe Isotope Fractionation”. Science, 335(6068), 538–538. doi:10.1126/science.1211804
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Czaja, A. D., Kudryavtsev, A. B., Cody, G. D., & William Schopf, J. (2009). Characterization of permineralized kerogen from an Eocene fossil fern. Organic Geochemistry, 40(3), 353–364. doi:10.1016/j.orggeochem.2008.12.002
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Li, W., Czaja, A. D., Van Kranendonk, M. J., Beard, B. L., Roden, E. E., & Johnson, C. M. (2013). An anoxic, Fe(II)-rich, U-poor ocean 3.46 billion years ago. Geochimica et Cosmochimica Acta, 120, 65–79. doi:10.1016/j.gca.2013.06.033
See Project - Czaja, A.D., Johnson, C.M., Beard, B.L., Roden, E.E. & Li, W. (2012, Submitted). Likely role for limited biological Fe oxidation in 1 the deposition of the 3.7–3.8 Ga Isua banded iron formation determined by multiple scales of Fe isotope analyses. Earth and Planetary Science Letters. See Project
- Schopf, J.W., Kudryavtsev, A.B., Tripathi, B. & Czaja, A.D. (2010, In Press). Three-dimensional Morphological (CLSM) and Chemical (Raman) Imagery of Cellularly Mineralized Fossils. In: Bottjer, P.A.A.a.D.J. (Eds.). Taphonomy: Process and Bias Through Time. Amsterdam: Springer. See Project
- Schopf, J.W., Kudryavtssev, A.B., Tripathi, B. & Czaja, A.D. (2010). Three-dimensional Morphological (CLSM) and Chemical (Raman) Imagery of CellularlyMineralized Fossils. In: Bottjer, P.A.A.a.D.J. (Eds.). Taphonomy: Process and Bias Through Time. Amsterdam: Springer. See Project
- View all 7 publications
