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George Cody
Carnegie Institution for Science

Current Projects

NAI Project Collaborators

Publications

  • Alexander, C. M. O. D., Newsome, S. D., Fogel, M. L., Nittler, L. R., Busemann, H., & Cody, G. D. (2010). Deuterium enrichments in chondritic macromolecular material—Implications for the origin and evolution of organics, water and asteroids. Geochimica et Cosmochimica Acta, 74(15), 4417–4437. doi:10.1016/j.gca.2010.05.005

    See Project See Project See Project

  • Busemann, H., Nguyen, A. N., Cody, G. D., Hoppe, P., Kilcoyne, A. L. D., Stroud, R. M., … Nittler, L. R. (2009). Ultra-primitive interplanetary dust particles from the comet 26P/Grigg–Skjellerup dust stream collection. Earth and Planetary Science Letters, 288(1-2), 44–57. doi:10.1016/j.epsl.2009.09.007

    See Project See Project

  • Cody, G. D., Gupta, N. S., Briggs, D. E. G., Kilcoyne, A. L. D., Summons, R. E., Kenig, F., … Scott, A. C. (2011). Molecular signature of chitin-protein complex in Paleozoic arthropods. Geology, 39(3), 255–258. doi:10.1130/g31648.1

    See Project

  • Cody, G. D., Heying, E., Alexander, C. M. O., Nittler, L. R., Kilcoyne, A. L. D., Sandford, S. A., & Stroud, R. M. (2011). Establishing a molecular relationship between chondritic and cometary organic solids. Proceedings of the National Academy of Sciences, 108(48), 19171–19176. doi:10.1073/pnas.1015913108

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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

    See Project

  • De GREGORIO, B. T., Stroud, R. M., Cody, G. D., Nittler, L. R., David Kilcoyne, A. L., & Wirick, S. (2011). Correlated microanalysis of cometary organic grains returned by Stardust. Meteoritics & Planetary Science, 46(9), 1376–1396. doi:10.1111/j.1945-5100.2011.01237.x

    See Project See Project

  • Herd, C. D. K., Blinova, A., Simkus, D. N., Huang, Y., Tarozo, R., Alexander, C. M. O., … Stroud, R. M. (2011). Origin and Evolution of Prebiotic Organic Matter As Inferred from the Tagish Lake Meteorite. Science, 332(6035), 1304–1307. doi:10.1126/science.1203290

    See Project See Project See Project

  • Jiao, Y., Cody, G. D., Harding, A. K., Wilmes, P., Schrenk, M., Wheeler, K. E., … Thelen, M. P. (2010). Characterization of Extracellular Polymeric Substances from Acidophilic Microbial Biofilms. Applied and Environmental Microbiology, 76(9), 2916–2922. doi:10.1128/aem.02289-09

    See Project

  • Kebukawa, Y., Alexander, C. M. O. D., & Cody, G. D. (2011). Compositional diversity in insoluble organic matter in type 1, 2 and 3 chondrites as detected by infrared spectroscopy. Geochimica et Cosmochimica Acta, 75(12), 3530–3541. doi:10.1016/j.gca.2011.03.037

    See Project See Project

  • Lee, S. K., Yi, Y. S., Cody, G. D., Mibe, K., Fei, Y., & Mysen, B. O. (2012). Effect of Network Polymerization on the Pressure-Induced Structural Changes in Sodium Aluminosilicate Glasses and Melts: 27 Al and 17 O Solid-State NMR Study. The Journal of Physical Chemistry C, 116(3), 2183–2191. doi:10.1021/jp206765s

    See Project

  • Mysen, B. O., Kumamoto, K., Cody, G. D., & Fogel, M. L. (2011). Solubility and solution mechanisms of C–O–H volatiles in silicate melt with variable redox conditions and melt composition at upper mantle temperatures and pressures. Geochimica et Cosmochimica Acta, 75(20), 6183–6199. doi:10.1016/j.gca.2011.07.035

    See Project See Project

  • Nuevo, M., Milam, S. N., Sandford, S. A., De Gregorio, B. T., Cody, G. D., & Kilcoyne, A. L. D. (2011). XANES analysis of organic residues produced from the UV irradiation of astrophysical ice analogs. Advances in Space Research, 48(6), 1126–1135. doi:10.1016/j.asr.2011.05.020

    See Project See Project See Project See Project See Project

  • Oduro, H., Harms, B., Sintim, H. O., Kaufman, A. J., Cody, G., & Farquhar, J. (2011). Evidence of magnetic isotope effects during thermochemical sulfate reduction. Proceedings of the National Academy of Sciences, 108(43), 17635–17638. doi:10.1073/pnas.1108112108

    See Project See Project

  • Papineau, D., De Gregorio, B. T., Cody, G. D., Fries, M. D., Mojzsis, S. J., Steele, A., … Fogel, M. L. (2010). Ancient graphite in the Eoarchean quartz–pyroxene rocks from Akilia in southern West Greenland I: Petrographic and spectroscopic characterization. Geochimica et Cosmochimica Acta, 74(20), 5862–5883. doi:10.1016/j.gca.2010.05.025

    See Project See Project

  • Sandford, S. A., Bajt, S., Clemett, S. J., Cody, G. D., Cooper, G., Degregorio, B. T., … Zolensky, M. E. (2010). Assessment and control of organic and other contaminants associated with the Stardust sample return from comet 81P/Wild 2. Meteoritics & Planetary Science, 45(3), 406–433. doi:10.1111/j.1945-5100.2010.01031.x

    See Project See Project See Project

  • Summons, R. E., Amend, J. P., Bish, D., Buick, R., Cody, G. D., Des Marais, D. J., … Sumner, D. Y. (2011). Preservation of Martian Organic and Environmental Records: Final Report of the Mars Biosignature Working Group. Astrobiology, 11(2), 157–181. doi:10.1089/ast.2010.0506

    See Project See Project See Project See Project See Project

  • Wang, Y., Griffin, P., Jin, K., Fogel, M. L., Steele, A., & Cody, G. D. (2013). Tracing H isotope effects in the dynamic metabolic network using multi-nuclear (1H, 2H and 13C) solid state NMR and GC–MS. Organic Geochemistry, 57, 84–94. doi:10.1016/j.orggeochem.2013.01.013

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  • Yabuta, H., Alexander, C. M. O. D., Fogel, M. L., Kilcoyne, A. L. D., & Cody, G. D. (2010). A molecular and isotopic study of the macromolecular organic matter of the ungrouped C2 WIS 91600 and its relationship to Tagish Lake and PCA 91008. Meteoritics & Planetary Science, 45(9), 1446–1460. doi:10.1111/j.1945-5100.2010.01117.x

    See Project
  • Alexander, C.M.O.D., Cody, G.D., Bowden, R., Fogel, M.L. & Herd, C.D.K.  (2010).  Parent body modification of the structure, and elemental and isotopic compositions of IOM in Tagish Lake.  Meteoritics and Planetary Science Supplement, 73: Abstract #5367. See Project
  • Alexander, C.M.O.D., Cody, G.D., Fogel, M.L. & Yabuta, H.  (2008).  Organics in meteorites- Solar or interstellar?  Organic Matter in Space, Proceedings of the International Astronomical Union, IAU Symposium, 251: 293-298. See Project
  • Alexander, C.M.O.d., Newsome, S.N., Fogel, M.L. & Cody, G.D.  (2009).  Deuterium Enrichments — Parent Body Products or a Question of Preservation?  Lunar and Planetary Science Conference, 40: Abstract #2546. See Project
  • Busemann, H., Alexander, C.M.O.D., Nittler, L.R., Stroud, R.M., Zega, T.J., Cody, G.D., Yabuta, H. & Kilcoyne, A.L.D.  (2008).  Structural, chemical and isotopic examinations of interstellar organic matter extracted from meteorites and interstellar dust particles.  IAU Symposium. See Project
  • Cody, G., Heying, E.K., Alexander, C., Nittler, L. & Kilcoyne, D.  (2009).  A link between Interstellar Formaldehyde and Chondritic and Cometary Organic Solids.  AGU Fall Meeting Abstracts, 14: 05. See Project
  • Cody, G.,.D., Ade, H., Alexander, C.M.O.D., Araki, T., Butterworth, A., Fleckenstein, H., Flynn, G., Gilles, M.K., Jacobsen, C., Kilcoyne, A.L.D., Messenger, K., Sandford, S.A., Tyliszczak, T., Westphal, A.J., Wirick, S. & Yabuta, H.  (2008).  Quantitative Organic and Light-Element Analysis of Comet 81P/Wild 2 Particles using C-, N-, and O- µ-XANES.  Meteoritics and Planetary Science, 43: 353-365. See Project
  • Cody, G.D., Alexander, C.M.O.D., Kilcoyne, A.L.D. & Yabuta, H.  (2008).  Unravling the chemical history of the Solar System as recorded in extraterrestrial organic matter.  Organic Matter in Space, Proceedings of the International Astronomical Union, IAU Symposium, 251: 277-284. See Project
  • Cody, G.D., Heying, E. & Alexander, C.M.O.D.  (2009).  A Post Accretionary Origin for Meteoritic and Cometary Organic Solids?  40th Lunar and Plantetary Science Conference. See Project
  • De Gregorio, B.T., Alexander, C., Bassim, N.D., Cody, G.D., Kilcoyne, D., Nittler, L., Stroud, R. & Zega, T.J.  (2009).  Isotopically Anomalous Carbonaceous Nanoglobules in Meteorites and Comets.  AGU Fall Meeting Abstracts, 14: 02. See Project
  • De Gregorio, B.T., Nittler, L.R., Stroud, R.M., Alexander, C.M.O.d., Bassim, N., Cody, G.D., Kilcoyne, A.L.D., Milam, S., Nuevo, M., Sandford, S.A. & Zega, T.J.  (2010).  Isotopic and chemical variation of organic nanoglobules in primitive meteorites.  Lunar and Planetary Science Conference, 41: Abstract #2108. See Project
  • De Gregorio, B.T., Stroud, R.M., Nittler, L.R. & Cody, G.D.  (2009).  Variety of organic matter in Stardust return samples from comet 81P/Wild 2.  Lunar and Planetary Science Conference XL. See Project
  • De Gregorio, B.T., Stroud, R.M., Nittler, L.R., Cody, G.D., Alexander, C.M.O.D. & Herd, C.D.K.  (2010).  Isotopic and chemical variations on the nanoscale of distinct lithologies from the Tagish Lake meteorite.  Meteoritics and Planetary Science Supplement, 73: Abstract #5398. See Project
  • De Gregorio, B.T., Stroud, R.M., Nittler, L.R., Cody, G.D., Kilcoyne, A.L.D. & Wirick, S.  (2011).  Correlated microanalysis of cometary organic grains returned by Stardust.  Lunar and Planetary Science Conference, 42: Abstract #1608. See Project
  • Kebukawa, Y., Cody, G.D. & Alexander, C.M.O.D.  (2010).  A New Mechanism for the Formation of Chondritic Insoluble Organic Matter from Interstellar Formaldehyde.  Meteoritical Society Annual Meeting. See Project
  • Kebukawa, Y., Cody, G.D. & Alexander, C.M.O.d.  (2010).  Composition Diversity of Organic Matter in Type 1, 2 and 3 Chondrites by Infrared Spectroscopy.  Lunar and Planetary Institute Science Conference Abstracts. See Project
  • Kebukawa, Y., Cody, G.D., Alexander, C.M.O.D., Nittler, L.R., Herd, C.D.K. & Kilcoyne, A.L.D.  (2011).  Extensive Organic Molecular Evolution in Different Tagish Lake Meteorite Fragments.  42nd Lunar and Planetary Science Conference. See Project
  • Kress, M.E., Belle, C.L., Cody, G.D., Pevyhouse, A.R., Iraci, L.T. & Brownlee, D.E.  (2010).  Astmospheric Chemistry of Micrometeoritic Organic Compounds.  Meteoroids 2010 Conference. See Project
  • Milam, S.N., Nuevo, M., Sandford, S.A., Cody, G.D., Kilcoyne, A.L.D., Stroud, R.M. & Degregorio, B.T.  (2010).  Comparison of the Organic Composition of Cometary Samples with Residues Formed from the UV Irradiation of Astrophysical Ice Analogs.  Lunar and Planetary Institute Science Conference Abstracts. See Project
  • Mysen, B.O., Fogel, M.L., Yamashita, S., Cody, G.D. & Kumamoto, K.  (2010).  Influence of speciation of C-O-H-N volatiles in silicate melts and coexisting fluids on C and N solubility in melts and on C and N isotope fractionation between melt and coexisting fluid to upper mantle pressure and temperature as a function of redox conditions.  AGU Fall Meeting.  San Francisco. See Project
  • Mysen, B.O., Kumamoto, K., Cody, G.D. & Fogel, M.L.  (2010).  COH Solubility, solution behavior and 13/12C fractionation melt-fluid systems at mantle redox, P, and T conditions.  JpGU 2010.  Makuhari, Japan. See Project
  • Nittler, L.R., Alexander, C.M.O.D., Cody, G.D., De Gregorio, B.T., Kilcoyne, A.L.D., Stroud, R.M. & Tiwari, A.  (2009).  Micro-scale characteristics of insoluble organic matter In chondrites: A coordinated TEM, STXM, and SIMS study.  Lunar and Planetary Science Conference, 40: Abstract #1145. See Project
  • Nuevo, M., Cody, G., Kilcoyne, D., Milam, S.N. & Sandford, S.  (2009).  Comparison of the Organic Composition of Cometary Samples with Residues Formed from the UV Irradiation of Astrophysical Ice Analogs.  AGU Fall Meeting Abstracts, 11: 1199. See Project
  • Stroud, R.M., Alexander, C.M.O.D., Cody, G.D., Gregorio, B.T., Kilcoyne, A.L.D., Nittler, L.R. & Zega, T.J.  (2009).  Correlated microanalysis of carbonaceous nanoglobules.  Meteoritics and Planetary Science Supplement, 72: Abstract #5332. See Project
  • Wang, Y., Kebukawa, Y., Cody, G.D. & Alexander, C.M.O.D.  (2011).  Deuterium Speciation in Chondritic Organic Solids: A relic of Cold Molecular Processes.  42nd Lunar and Planetary Science Conference. See Project
  • Yabuta, H., Cody, G.D. & Alexander, C.M.O.D.  (2009).  Organic Molecular Indicators of Aqueous Alteration: Extensive Pyrolysis Survey of CM, CI, CR, and Tagish Lake Chondrites.  Meteoritics & Planetary Science, Supplement: 5152. See Project
  • Yabuta, H., Cody, G.D. & Alexander, C.M.O.d.  (2009).  Organic Molecular Indicators of Aqueous Alteration: Extensive Pyrolysis Survey of CM, CI, CR, and Tagish Lake Chondrites.  Meteoritics and Planetary Science Supplement, 72: 5152. See Project
  • Yabuta, H., Cody, G.D., Kilcoyne, A.L.D., Araki, T., Alexander, C.M.O.D. & Sandford, S.  (2009).  X-ray absorption near edge spectroscopy analyses of organic matter in comet particles (in Japanese).  Researches in Organic Geochemistry, 23: 147-157. See Project
  • View all 45 publications
  • Phone:
    202-478-8980
  • Fax:
    202-478-8901
  • Email:
    g.cody@gl.ciw.edu
  • Discipline
    Geophysics

Past NAI Teams