NAI
Weiqiang Li
University of Wisconsin, Madison
Current Projects
- Developing Methods for Life Detection on Mars and in Mars Analog Environments — 2016 NAI
- Project 2B: Cation Content of Carbonate Minerals as a pCO2 Proxy: Inorganic Synthesis Experiments — 2015 NAI
- Project 3B: Biologically Recycled Continental Iron Is a Major Component in Banded Iron Formations — 2015 NAI
- Project 2D: Magnesium Isotopes in Carbonates as a Tracer of Marine Conditions in the Early Earth — 2014 NAI
- Project 2A: Magnesium Isotope Fractionation Between Brucite [Mg(OH)2] and Mg Aqueous Species — 2013 NAI
- Project 3A: Banded Iron Formation Deposition Across the Archean-Proterozoic Boundary — 2013 NAI
- Project 2B: Origin of Carbonates: Environmental Proxies and Formation Pathways — 2013 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
- Project 3D: Constraints on Oxygen Contents in Earth’s Early Atmosphere and Implications for Evolution of Photosynthesis — 2012 NAI
- Project 1B: U-Th-Pb Geochronology and Fe Isotopes of the 3.4 Ga Marble Bar Chert Indicates Early Anoxygenic Photosynthesis — 2011 NAI
- Project 1C: U-Th-Pb Geochronology of the 3.4 Ga Apex Basalt Suggests an Anoxic Early Earth Atmosphere — 2011 NAI
- Project 5B: Magnesium Isotope Fractionation Between Calcite and Aqueous Mg — 2011 NAI
- Project 5C: Fluid-Mineral Fractionation of Mg Isotopes and Tracing the Origin of Sulfate Minerals — 2010 NAI
- New Frontiers in Micro-Analysis of Isotopic Compositions of Natural Materials: Development of Fe Isotopes — 2009 NAI
- View all 15 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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Boyd, E. S., Pearson, A., Pi, Y., Li, W-J., Zhang, Y. G., He, L., … Geesey, G. G. (2010). Temperature and pH controls on glycerol dibiphytanyl glycerol tetraether lipid composition in the hyperthermophilic crenarchaeon Acidilobus sulfurireducens. Extremophiles, 15(1), 59–65. doi:10.1007/s00792-010-0339-y
See Project -
Li, W., Beard, B. L., & Johnson, C. M. (2011). Exchange and fractionation of Mg isotopes between epsomite and saturated MgSO4 solution. Geochimica et Cosmochimica Acta, 75(7), 1814–1828. doi:10.1016/j.gca.2011.01.023
See Project -
Li, W., Chakraborty, S., Beard, B. L., Romanek, C. S., & Johnson, C. M. (2012). Magnesium isotope fractionation during precipitation of inorganic calcite under laboratory conditions. Earth and Planetary Science Letters, 333-334, 304–316. doi:10.1016/j.epsl.2012.04.010
See Project See Project -
Simon, J. D., Gal-Yam, A., Gnat, O., Quimby, R. M., Ganeshalingam, M., Silverman, J. M., … Mazzali, P. A. (2009). VARIABLE SODIUM ABSORPTION IN A LOW-EXTINCTION TYPE Ia SUPERNOVA,. The Astrophysical Journal, 702(2), 1157–1170. doi:10.1088/0004-637x/702/2/1157
See Project See Project - Ben-Ami, S., Gal-Yam, A., Filippenko, A.V., Mazzali, P.A., Modjaz, M., Yaron, O., Arcavi, I., Cenko, S.B., Horesh, A., Howell, D.A., Graham, M.L., Horst, J.C., Im, M., Jeon, Y., Kulkarni, S.R., Leonard, D.C., Pian, E., Sand, D.J., Sullivan, M., Becker, J.C., Bersier, D., Bloom, J.S., Bottom, M., Brown, P.J., Clubb, K.I., Dilday, B., Dixon, R.C., Fortinsky, A.L., Fox, D.B., Gonzalez, L.A., Harutyunyan, A., Kasliwal, M.M., Li, W., Malkan, M.A., Manulis, I., Matheson, T., Moskovitz, N.A., Muirhead, P.S., Nugent, P.E., Ofek, E.O., Quimby, R.M., Richards, J.W., Ross, N.R., Searcy, K.J., Silverman, J.M., Smith, N., Vanderburg, A. & Walker, E.S. (2012). Discovery and Early Multi-Wavelength Measurements of the Energetic Type Ic Supernova PTF12gzk: A Massive-Star Explosion in a Dwarf Host Galaxy. ArXiv e-prints. Vol. 1208. See Project
- Boyd, E.S., Pearson, A., Pi, Y., Li, W-J., Zhang, Y.G., He, L., Zhang, C.L. & Geesey, G.G. (2011). Physicochemical influences on glycerol dialkyl glycerol tetraether lipid composition in the crenarchaeote Acidilobus sulfurireducens. Extremophiles, 15(1): 59–65. 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
- Li, W., Beard, B. & Johnson, C. (2012, In Press). U-Th-Pb isotope data indicate Phanerozoic age for oxidation of 3.4 Ga basalts from Marble Bar, Pilbara Craton, NW Australia. Earth and Planetary Sciences Letters,. See Project
- Li, W., Beard, B.L., Van Kranendonk, M. & Johnson, C. (2012). U-Th-Pb isotope data and stable Fe isotopes indicate formation of the 3.4 Ga Marble Bar Chert from anoxic seawater. Nature. See Project
- Li, W., Johnson, C. & Beard, B. (20111). U-Th-Pb isotopic constraints on the oxidation age of 3.4 Ga basalts from Marble Bar, Pilbara Craton, NW Australia. AGU Fall Meeting. See Project
- View all 10 publications
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Email:
wli@geology.wisc.edu
Past NAI Teams
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University of Wisconsin
CAN 4 -
University of Wisconsin
CAN 6