Publications

Publications


143) Hanna K. H., Connolly H. Jr., Bowles N., Cody G. D., Joseph B. C., Schrader D., Hamilton V., Mann P., Lantz C., Brucato J. King A., Dotto E., Lauretta D., Lim L. Russel S., Keller L., Schofield P., Applin D., Cloutis E., McCoy T. (in press) Spectral Characterisitics of Anaolog Samples in Anticipation of OSIRIS-REx's arrival at Bennu. A Blind Test Study.. Icarus.


142) Wang Y., Dong X., Zheng H., Li K., Lin X., Fang L.,, Sun G., Chen X., Xie L., Bull C., Hattori T., Sano-Furukawa A., Cody G. D., Meng Y., Lee H. H., Mao H-K (2018) Diels-Alder Reaction and Coupling between Aromatic Rings in C6H6-C6F6 co-crystal under High Pressure. Angewandte Chimie. in press.


141) Walker S. I., Packard, N., Cody G. D. (2017) Reconceptualizing the Origins of Life. Philosophical Transactions A. Phil. Trans. R. Soc. A 2017 375 20160337; DOI: 10.1098/rsta.2016.0337. Published 13 November 2017

140) Mamajanov I., Cody G. D. (2017) Protoenzymes: The case for hyperbranched polyesters. Philosphical Transactions A. Phil. Trans. R. Soc. A 2017 375 20160337; DOI: 10.1098/rsta.2016.0337. Published 13 November 2017

139) Eldridge D. , Mysen B. O., Cody G. D. (in press) Experimental Estimate of the bisulfite isomer quotient as a function of temperature: Implications for sulfur isotope fractionation in aqueous sulfite solutions. Geochim. Cosmochim. Acta.

138) Estrada C. F., Mamajanov I., Hao J., Sverjensky D. A., Cody G. D., Hazen R. M. (2017) Aspartate Transformation at 200 °C with brucite [Mg(OH)2], NH3, and H2: Implications for prebiotic molecules in hydrothermal systems. Chemical Geology, 457, 162-172.

137) Sun J., Dong X., Wang Y., Li K., Zheng H., Li W., Cody G. D., Tulk C. A., Molaison J. J., Lin X., Meng Y., Jin C., Mao H-K. (in press) Pressure induced polymerization of acetylene: Structure directed stereoselectivity and a possible route to graphane. Angewandte Chemie.

136) Alexander C. M. O’D., Cody G. D., de Gregorio B. T., Nittler L. R., Stroud R. M. (2017) The Nature, Origin, and modification of insoluble organic matter in chondrites, a major of source of Earth’s C and N. Chemie der Erde- Geochemistry, 77, 227-256.

135) Kebukawa Y., Zolensky M. E., Chan Q. H. S., Nagao K., Kilcoyne A. L. D., Bodnar R. J., Farley C., Rahman Z., Le L., Cody G. D. (in press) Characterization of carbonaceous matter in xeonlithic clasts from the Sharps (H3.4) meteorite: Constraints on the origin and thermal processing. Geochim. Cosmochim. Acta.

134) Zheng H., Li Kuo, Cody G. D., Tulk C. A., Dong X., Gao Guoying, Molaison J. J., Liu Zhenxian Liu, Feygenson M., Yang W., Ivanov I. N., Basile L., Idrobo J-C., Guthrie M., Mao H-K. (in Press) Polymerization of acetontrile via a hydrogen transfer reaction from CH3 to CN under extreme conditions, Angewandte Chem.

133) Le Losq, C., B. O. Mysen, and Cody G. D. (2016), Intramolecular fractionation of hydrogen isotopes in silicate quenched melts, Geochem. Perspect. Lett. 2, 87-94, doi:10.7185/geochemlet.1609, 2016.

132) Le Losq, Mysen B. O., and Cody G. D. (2015) Water and magmas: insights about the water solution mechanisms in alkali silicate melts from infrared, Raman and 29Si solid-state NMR spectroscopies, Prog. Earth Planet. Sci. 2, 22.

131) Mamajanov, I., Callahan, M. P., Dworkin, J. P. & Cody, G. D. Prebiotic Alternatives to Proteins: Structure and Function of Hyperbranched Polyesters. Orig. Life Evol. Biosph. 1–15 (2015). 45, 123-137.doi:10.1007/s11084-015-9430-9

130) Le Losq, C., Cody G. D., Mysen B. O. (2015) Complex stretching signal of OH- groups in silicate glasses and its implication for the use of the 4500 cm-1 IR peak as a measure of OH- group concentration. American Mineralogist. 100, 945-950.

129) Kebukawa Y., Cody G. D. (2015) A kinetic study of the formation of organic solids from formaldehyde: implications for the origins of extraterrestrial organic solids in primitive Solar System objects, Icarus, 248, 412-423.

128) Dalou C., Mysen B. O., Cody G. D (2015) Solubility and solution mechanisms of chlorine and fluourine in aluminosilicate melts at high pressure and temperature , American Mineralogist. 100, 2272-2283.

127) Nance J. R., Armstrong J. T., Cody G. D., Fogel M. L., Hazen R. M. (2015) Preserved Shell Binding protein and associated pigment in middle Miocene (8-18 Ma) gastropod Ecphora, Geohemical Perspectives Letters, available on-line

126) Wang Y., Cody S. X., Foustoukos D., Mysen B. O., Cody G. D. (2015) Very Large Intramolecular D-H Partitioning in Hydrated Silicate Melts Synthesized at Upper Mantle Pressures and Temperatures. American Mineralogist. 110, 1182-1189.

125) Lazar C., Cody G. D., Davis J. M. (2015) A kinetic pressure effect on abiotic methanogenesis during water-rock interaction, Geochim. Cosmochim. Acta. 151, 34-48.

124) Le Losq, C., G. D. Cody, and B. O. Mysen (2015), Alkali influence on the water speciation and the environment of protons in silicate glasses revealed by 1H MAS NMR spectroscopy, Am. Mineral.

123) Fitzgibbons, T. C., M. Guthrie, E.-S. Xu, V. H. Crespi, S. K. Davidowski, G .D. Cody, N. Alem, and J. V. Badding, (2014) Benzene-derived carbon nanothreads, Nature Materials. DOI: 10:1038/NMAT4088.

122) Lee, N., D. I. Foustoukos, D. A. Sverjensky, G. D. Cody, and R. M. Hazen (in press), Hydrogen enhances the stability of amino acids in hydrothermal environments, Chem. Geol.,


121) Potter, R. G., M. Somayazulu, G. Cody, and R. J. Hemley (2014), Raman spectroscopy, X-ray diffraction, and hydrogenation thermochemistry of N,N,N,N-tetramethylcyclotriborazane under pressure, J. Phys. Chem. C 118, 9871-9879.


120) Potter, R. G., M. Somayazulu, G. Cody, and R. J. Hemley, (2014) High pressure equilibria of dimethylamine borane, dihydridobis(dimethylamine)boron(III) tetrahydridoborate(III), and hydrogen, J. Phys. Chem. C 118, 7280-7287.


119) Alexander, C. M. O'D., G. D. Cody, Y. Kebukawa, R. Bowden, M. L. Fogel, A. L. D. Kilcoyne, L. R. Nittler, and C. D. K. Herd (2014) Elemental, isotopic, and structural changes in Tagish Lake insoluble organic matter produced by parent body processes, Meteorit. Planet. Sci. 49, 503-525


118) Gupta, N. S., A. Steele, M. Fogel, P. Griffin, M. Adams, R. E. Summons, H. Yang, and G. D. Cody (2014) Experimental formation of geomacromolecules from microbial lipids, Org. Geochem. 67, 35-40


117) Lee, N., D. I. Foustoukos, D. A. Sverjensky, G. D. Cody, and R. M. Hazen (2014), The effects of temperature, pH and redox state on the stability of glutamic acid in hydrothermal fluids, Geochim. Cosmochim. Acta 135, 66-86


116) Smith, D., J. Scott, A. Steele, G. D. Cody, S. Ohara, and M. Fogel (2014) Effects of metabolism and physiology on the production of okenone and bacteriochlorophyll a in purple sulfur bacteria, Geomicrobiol. J. 31, 128-137

115) Kurakevych O. O., Strobel T. A., Kim D. K, Cody G. D. (2013) Synthesis of Mg2C: a magnesium methanide. Angewandte Chemie 52, 8930-8933.

114) Gupta N. S., Leng Q., Yang H., Cody G. D., Fogel M. L., Liu W., Sun G. (2013) Molecular preservation of ancient rice for the Neolithic Tianluoshan site, lower Yangtze River valley, China: Implications for fidelity of carbon isotope signals. Organic Geochemistry 63, 85-93

113) Kebukawa Y., Kilcoyne A. L. D. Cody G. D. (2013) Formation of refractory organic solids in chondrites and comets from polymerization of interstellar formaldehyde, Astrophysical Journal 771, 1-12.

112) De Gregorio B. T., Stroud R. M., Nittler L. R., Alexander C. M. O’D., Bassim N. D., Cody G. D., Kilcoyne A. L. D., Sandford S. A., Milam S. N., Nuevo M., Zega T. J. (2013) Isotopic and Chemical Variation of Organic Nanoglobules in Primitive Meteorites, Meteor. Planet. Sci. 48. 904-928.

111) 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) NMR and GC-MS. Organic Geochemistry, 57, 84-94.

110) Lee N., Hummer D. R., Sverjensky D. A., Rajh T., Hazen R. M. Steele A., Cody G. D. (2012) In situ pH dependent surface speciation of L-DOPA on nano-rutile using surface enhanced Raman spectroscopy (SERS), Langmuir, 28, 17322-17330.

109) Bassim N. D., De Gregorio B. T., Kilcoyne A. L. D., Scott K., Chou T., Wirick S., Cody G. D., Stroud R. M. (2012) Minimizing damage during FIB-TEM sample preparation of soft materials, J. Microscopy. 245, 288-301.

108) 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 Alumninosilicate Glasses and Melts: 27Al and 17O Solid-State NMR Study, J. Phys. Chem. C 116, 2183-2191.

107) Oduro H., Harms B., Sintim H. O., Kaufman A. J., Cody G. D., Farquhar J. (2011) Evidence of magnetic isotope effects during thermochemical sulfate reduction. Proc. Nat. Acad. Sci. 108, 17635-17638.

106) 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 compositions at upper mantle temperatures and pressures, Geochim. Cosmochim. Acta. 75, 6183-6199.

105) De Gregorio B. T., Stroud R. M., Cody G. D., Nittler L. R., Kilcoyne A. L. D., Wirick S. (2011) Correlated Microanalysis of Cometary Organic Grains Returned by Stardust, Meteor. Planet. Sci. 46, 1376-1396.

104) Papineau D., De Gregorio B. T., Cody G. D., O’Neil J., Steele A., Stroud R. M., Fogel M. L. (2011) Poorly crystalline graphite in a > 3,800 million years old banded iron formation, Nature Geoscience, published on line ahead of print May 15th, 2011.

103) Herd C. D. K., Blinova A., Simkus D. N., Huang Y., Tarozo R., Alexander C. M. O’D., Gyngard F., Nittler L. R., Cody G. D., Kebukawa Y., Kilcoyne A. L. D., Hilts R. W., Slater G. F., Glavin D. P., Dworkin J. P., Callahan M. P., Elsila J. E., DeGregorio B. T., Stroud R. M. Origin and Evolution of Prebiotic Organic Matter as Inferred from the Tagish Lake Meteorite (2011) Science, 332, 1304-1307.

102) Kebukawa Y., Cody G.D., Alexander C. M. O’D. (2011) Compositional diversity of organic matter in type 1, 2, and 3 chondrites detected by infrared spectroscopy. Geochim Cosmochim Acta. 75, 3530-3541.

101) Summons R. E., Amend J. P., Bish D., Buick R. Cody G. D., Des Marais D. J., Dromart G., Eigenbrode J. L., Knoll A. H., Sumner D. Y. (2011) Preservation of Martian Organic and Environmental Records, Astrobiology 11, 157-181.

100) Foustoukos D.I., Houghton J. L., Seyfried W. E., Sievert S., Cody G. D. (2011) Kinetics of H2-O2 redox equilibria and metastable formation of H2O2 under low temperature hydrothermal conditions. Geochim Cosmochim Acta. 75, 1594-1602.

99) 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 form the UV irradiation of astrophysical ice analogues, Advance Space Res. 48, 1126-1135.

98) Cody G. D., Heying E., Alexander C. M. O’D., 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 Nat Acad. Sci. 108, 19171-19176.

97) Cody G. D., Gupta N. S., Briggs DEG, Kilcoyne A. L. D., Summons R. E., Kenig F., Plotnick R. E., Scott A. C. (2011) Molecular signature of chitin-protein complex in Paleozoic arthropods, Geology 39, 255-258.

96) Gupta N. S., Cody G. D. (2011) Identification and characterization of chitin in organisms, in Chitin Formation and Diagenesis, N. S. Gupta, ed., Springer.

95) Yabuta, H., Fogel M. L., Alexander C. M. O’D., Kilcoyne A. L. D., Cody G. D. (2010) A molecular and isotopic study of the macromolecular organic matter of the ungrouped C2 WIS91600 and its relationship to Tagish Lake and PCA91008. Meteor. Planet. Sci. 45, 1446-1460.

94) Alexander C. M. O’D., Newsome S. D., Fogel M. L., Nittler L. R., Cody G. D. (2010) Deuterium enrichments in chondritic macromolecular material-implications for the origin and evolution of organics, water, and asteroids, Geochem. Cosmochem. Acta 74, 4417-4437

93) Papineau D, De Gregorio B. T., Cody G. D., Fries M. D., Mojzsis S. J., Steele A., Stroud R. M., Fogel M. L. (2010) Geochim. Cosmochim. Acta 74, 5862-5883.

92) Sandford S. A., Bajt S., Clemett S. J., Cody G. D., Cooper G., De Gregorio B. T., De Vera V., Dworkin J. P., Elsila J. E., Flynn G. J., Glavin D. P., Lanzirotti A., Limero T., Martin M. P., Snead C. J., Spenser M. K., Stephan T., Westphal A., Wirick S., Zare R. N., Zolensky M. E. (2010) Assessment and control of organic and other contaminants associated with the Stardust sample return form Comet 81P/Wild2, Meteor. Planet. Sci.. 45, 406-433.

91) Jiao Y., Cody G. D., Siebers A. K., Wilmes P., Schrenk M., Wheeler K., Banfield J. F., Thelen M. P. (2010) Characterization of Extracellular Polymer Substances from Acidophilic Microbial Biofilms. Appl. Environ. Microbiology. 76, 2916-2922.

90) Busemann H., Nguyen A. N., Cody G. D., Hoppe P., Kilcoyne A. L. D., Stroud R. M., Zega T. J., Nittler L. R. (2009) Ultra-primitive interplanetary dust particles form the comet 26P/Grigg-Skjellerup dust stream collection, Earth Planet. Sci. Lett. 288, 44-57.

89) Sharma A., Cody G. D., Hemley R. J. (2009) In Situ Diamond-Anvil Cell Observations of Methanogenesis at High Pressures and Temperature, Energy & Fuels. 23, 5571-5579.

88) Gupta N. S., Yang H., Leng Q., Briggs D. E. G., Cody G. D., Summons R. E. (2009) Diagenesis of Plant Biopolymer: Decay and Macromolecular Preservation of Metasequoia. Organic Geochemistry, 40, 802-809.

87) Gupta N. S., Cody G. D., Tetlie O. E., Briggs D. E. G., Summons R. E. (2009) Rapid encorporation of lipids into macromolecule during experimental decay of invertebrates: Initiation of geopolymer formation. Organic Geochemistry, 40, 589-594.

86) Czaja A. D., Kudryavtsev A. B., Cody G. D., Schopf J. W. (2009) Characterization of permineralized kerogen from an Eocene fossil fern, Organic Geochemistry, 40. 353-364.

85) Klochko K., Cody G. D., Tossell J. A., Kaufman A. J., Dera P. (2009) Re-evaluating Borate Speciation in Biogenic Calcite and Aragonite using 11B MAS NMR, Geochim. Cosmochim. Acta, 73, 1890-1900.

84) Cody G. D., Brandes J., Jacobsen, C., Wirick S. (2009) Soft X-ray Induced Chemical Modification of Polysaccharides in Vascular Plant Cell Walls, J. Elect. Spect. And Rel. Phenom, 170, 57-64.

83) Mysen, B. O., Fogel M. L., Morrill P. L., Cody G. D. (2009) Solution behavior of reduced C-O-H volatiles in silicate melts at high pressure and temperature. Geochim. Cosmochim. Acta, 73, 1696-1710.

82) Lee S. K., Cody G. D., Fei Y., Mysen B. O. (2008) Oxygen-17 Nuclear Magnetic Resonance study of the structure of mixed cation calcium-sodium silicate glasses at high pressure: Implications for a molecular link to element partitioning between silicate liquids and crystals. J. Phys. Chem. B., 112, 11756-11761.

81) Cody G. D., Alexander C. M. O’D., Yabuta H., Kilcoyne A. L. D., Araki T., Ade H., Dera P., Fogel M. L., Militzer B., Mysen B.. (2008) Organic Thermometry for Chondritic Parent Bodies, Earth Planet Sci Letters, 272. 446-455.

80) Brandes, J. A., Cody G. D., Rumble D., Haberstroh P., Wirick S., Gelinas Y. (2008) Carbon K-edge XANES spectromicroscopy of natural graphite, Carbon 46, 1424-1434.

79) Alexander, C. M. O’D., Cody G. D., Fogel M. L., Yabuta H. (2008) Organics in meteorites- Solar or interstellar? in Organic Matter in Space, Sun Kwok and Scott Sandford, Ed.s, IAU Symposium Proceedings 251, Cambridge University Press, 293-298.

78) Cody G. D., Alexander C. M. O’D, Yabuta H., Kilcoyne A. L. D. (2008) Unraveling the chemical history of the Solar System as recorded in extraterrestrial organic matter, in Organic Matter in Space, Sun Kwok and Scott Sandford, Ed.s, IAU Symposium Proceedings 251, Cambridge University Press, 277-284.

77) Cody G. D., Ade H., et al. (2008) Quantitative Organic and Light Element analysis of Comet 81P/Wild 2 particles using C-, N-, and O- µ-XANES, MAPS, 43, 353-365.

76) Cody, G. D., Scott J. H. (2007) The Roots of Metabolism, Chapter 8, Planets & Life, W. Sullivan, J. Baross (Ed.s), Cambridge University Press, 174-186.

75) Alexander, C. M. O’D., Fogel M. L., Yabuta, H., Cody, G. D. (2007) The origin and evolution of chondrites recorded in the elemental and isotopic compositions of their macromolecular organic matter. Geochim. Cosmochim. Acta.71, 4380-4403.

74) Boyce C. K., Hotton C. L., Fogel M. L., Cody G. D., Hazen R. M., Knoll A. H., Heuber F. M. (2007) Devonian landscape heterogeneity recorded by a giant fungus. Geology 35, 399-402.

73) Yabuta H., Williams L. B., Cody G. D., Alexander C. M. O’D., Pizzarello S. (2007) The insoluble carbonaceous material of CM chondrites: A possible source of discrete organic compounds under hydrothermal conditions, Met. & Planet. Sci. 42, 37-48.

72) Sandford S. A., et al. (2006) Organics Captured from Comet 81P/Wild 2 by the Stardust Spacecraft. Science 314, 1720-1724.

71) Brownlee D..et al. (2006) Comet 81P/Wild 2 Under a Microscope. Science 314, 1711-1716.

70) Roskosz M., Mysen B. O., Cody, G. D. (2006) Dual speciation of nitrogen in silicate melts at high pressure and temperature: An experimental study. Geochim. Cosmochim. Acta, 70, 2902-2918.

69) Lee, S. K., Cody G. D., Fei Y., Mysen B. O. (2006) The effect of Na/Si on the structure of sodium silicate and aluminosilicate glasses quenched from melts at high pressure: A multi-nuclear (Al-27, Na-23, O-17) 1D and 2D solid state NMR study. Chemical Geology, 229, 162-172.

68) Haberstroh, PA, J. A Brandes, Y. Gélinas, A. F. Dickens, S. Wirick, and G. D Cody (2006) Chemical composition of the graphitic black carbon fraction in riverine and marine sediments at sub-micron scales using Carbon X-ray Spectromicroscopy Geochimica et Cosmochimica Acta, 70, 1483-1494

67) Wang Y., Song Y., Alexander C. M. O’D., Fogel M. L., Cody G. D. (2005) Molecular and compound specific hydrogen isotope analysis of insoluble organic matter from different carbonaceous chondritic groups. Geochim. Cosmochim. Acta, 69, 3711-3721.

66) Lee, S. K., Cody G. D. and Mysen B. O. (2005) Structure and the extent of disorder in quaternary (Ca-Mg and Ca-Na aluminosilicate glasses and melts. Amer. Mineral. 90, 1393-1401

65) Cody G. D. (2005) Geocatalysis to Biocatalysis: Geochemical Connections to Acetyl CoA Metabolism, Elements 1, 139-143.

64) Okuchi, T., G. D. Cody, H. K. Mao and R. J. Hemley, (2005) Hydrogen bonding and dynamics of methanol by high-pressure diamond anvil cell NMR, J. Chem. Phys. 122, 244509.

63) Cody, G. D., Mysen B. O., Lee S. K. (2005) Structure vs. Composition: A 1H MAS and 1H-29Si CPMAS NMR Study of Quenched Glasses along the Na2O-SiO2-H2O Join. Geochim. Cosmochim. Acta. 69, 2373-2384.

62) Lee,S. K., Mibe K., Fei Y., Cody G. D., Mysen B. O. (2005) Structure of B2O3 Glass at High Pressure: A 11B Solid-State NMR Study, Phys. Rev. Lett. 94, 165507-1, 4.

61) Cody G.D., Alexander C. M. O’D., (2005) NMR studies of chemical structural variation of insoluble organic matter from different carbonaceous chondrite groups. Geochim. Cosmochim. Acta. 69, 1085-1097.

60) Sharma, A., Cody, G.D. Scott, J. & Hemley, R. (2005). Molecules to microbes: In situ high-pressure investigations of organic systems under hydrothermal conditions. Chapter 3, In: Chemistry under Extreme Conditions (Ed. Riad Manaa), Elsevier Science Publication, p83-108..

59) Lee S.K., Fei Y., Mysen B. O., and Cody G. D. (2005) The application of 17O and 27Al Solid-state (3QMAS) NMR to Structures of Non-crystalline Silicates at high pressure, in Advances in High Pressure Technology for Geophysical Applications, J. Chen et al. eds., Elsevier, Amsterdam, 241-261.

58) Brandes J. A., Lee C., Wakeham S., Peterson M. , Jacobsen C. , Wirick S., Cody G.D. (2004) Examining marine particulate organic matter at sub-micron scales using scanning transmission x-ray microscopy (STXM) and carbon x-ray absorption near edge structure (C-XANES) spectroscopy. Marine Chemistry 92, 107-121.

57) Mysen B. O., Cody G. D. (2004) Solubility mechanisms of water in peralkaline silicate glasses and in melts to magmatic temperatures, Geochim. Cosmochim. Acta. 68, 5113-5126

56) Boyce C. KI., Zwieniecki M. A., Cody G. D., Jacobsen C., Wirick S., Knoll A. H., and Holbrook N. M. (2004) Evolution of xylem lignification and hydrogel transport regulation, Proc. Natl. Acad. Sci. 101, 17555-17558.

55) Cody, G. D. (2004) Transition Metal Sulfides and the Origin of Metabolism, Ann. Rev. Earth Planetary Sci. 32, 569-599.

54) Mysen B. O. Cody G. D., & Smith A. (2004) Solubility mechanisms of fluorine in peralkaline and meta-aluminous silicate glasses and in melts to magmatic temperatures, Geochim. Cosmochim. Acta. 68, 2745-2769.

53) Lee S. K., Fei Y., Cody G. D., & Mysen B. O. (2004) Nature of polymerization and properties of glasses and melts at high pressure. Geochim. Cosmochim. Acta. 68 4203-4214.

52) Cody, G. D., Boctor, N. Z., Brandes, J. A., Filley, T. R., Hazen, R. M., Yoder, H. S. Jr. (2004) Assaying the catalytic potential of transition metal sulfides for abiotic carbon fixation, Geochim. et Cosmochim. Acta. 68, 2185-2196.

51) Lee, S. K., Mysen B, O., Cody, G. D. (2003) Chemical Order in Mixed Cation Silicate Glasses and Melts, Physics Review B. 68, 214206, 1-7

50) Boyce, C. K., Cody, G. D., Fogel, M. L., Hazen, R. M., Alexander, C. M. O’D, and Knoll, A. H. (2003) Chemical Evidence for cell wall lignification and the evolution of tracheids in Early Devonian Plants, International Journal of Plant Science. 164, 691-702/

49) Cody, G. D. (2003) Biogeochemistry at Nanoscales with Synchrotron based Transmission X-ray Microscopy on Carbon’s K edge. In Biogeochemical Aspects of Earth System and Bioremediation of Polluted Environments, T. Hattori Ed., ISEB16 and the Organization for Economic and Cooperation Development. 47-51

48) Mysen, B. O., Lucier, A., Cody, G. D. (2003) The structural behavior of Al3+ in peralkaline melts and glasses in the system Na2O-Al2O3-SiO2, American Mineralogist, 1668-1678.

47) Lee, S. K., Fei, Y., Cody, G. D., Mysen, B. O. (2003) Structure and Disorder of Silicate Glasses Quenched from Melts at 10 GPa: 17O 3QMAS NMR and Quantum Chemical Calculations, Geophysical Research Letters 30, 1845-1848.

46) Boyce K. C., Cody G. D., Fesser M., Knoll A. H., Wirick S. W. (2002) Organic Chemical Differentiation within fossil plant cell walls detected with X-ray Spectromicroscopy, J. Geology 30, 1039-1042.

45) Cody G. D., Alexander C. M. O'D, and Tera F. (2002) Solid State (1H and 13C) NMR Spectroscopy of the Insoluble Organic Residue in the Murchison Meteorite: A self-consistent Quantitative Analysis, Geochim. et Cosmochem. Acta, 66, 1851-1865.

44) Hazen, R. M., Boctor, N., Brandes, J. A., Cody G. D., Hemley R. J., Sharma A., and Yoder H. S. Jr. (2002) High pressure and the origin of life J. Phys. Condens. Matter 14, 11489-11494

43) Sharma A., Scott J. H., Cody G. D., Fogel M. L.,Hazen R. M., Hemley R. J., Huntress W. T. (2002) Life at Extreme pressures: Direct Observations of microbial Activity at Gigapascal pressures, Science 295,1514

42) T.R. Filley, G.D. Cody, B. Goodell, J. Jellison, C. Noser, A. Ostrofsky (2002) Lignin demethylation and polysaccharide decomposition in spruce sapwood degraded by brown rot fungi, Organic Geochemistry 33, 111-124.

41) Cody, G. D., Boctor, N. Z., Hazen, R. M., Brandes, J. A., Morowitz, H. J., and Yoder, H. J. (2001) Geochemical Roots of Autotrophic Carbon Fixation: Hydrothermal Experiments in the System Citric Acid-H2O-(± FeS)-(±NiS) Geochim. et Cosmochim. Acta. 65, 3557-3567

40) Mysen, B. M. and Cody, G. D. (2001) Silica-Phosphorus interactions in Silicate glasses and Melts: II,

Quantitative, High-Tempertaure Structure of P-Bearing Alkali Aluminosilicate Melts, Geochim. et. Cosmochim. Acta 65, 2413-2431

39) Cody, G. D., Mysen, B. M., Sághi-Szabó G., and Tossell, J. A. (2001) Silica-Phosphorous interactions in Silicate glasses and Melts: I, A multinuclear (27Al,29Si,31P) MAS NMR and Ab initio (31P) Study, Geochim. et Cosmochim. Acta. 65, 2395-2411

38) Norinaga, K., Iino, M., Cody, G. D., Thiyagarajan, P. (2000) Characterization of Micro-Domain Structure of Solvent-Swollen Coal by Proton Spin Diffusion and Small Angle Neutron Scattering, Energy & Fuels, 14, 1245-1251

37) Cody G. D. (2000) Probing Chemistry Within the Membrane Structure of Wood with Soft X-ray Spectral Microscopy, In X-ray Microscopy: Proceedings of the Sixth International Conference, W. Meyer-Ilse, T. Warwick, and D. Attwood, Editors, American Institute of Physics, Melville, NY.

36) Morowitz, H. J., Kostelnik, J. D., Yang J. Cody, G. D. (2000) The Origin of Intermediary Metabolism, Proceedings of the National Academy of Sciences, 97, 7704-7708

35) Cody, G. D., Boctor, N. Z., Filley, T. R., Hazen, R. M., Scott J. H., Sharma A., Yoder, H. S. Jr. (2000) Primordial Carbonylated Iron-Sulfur Compounds and the Synthesis of Pyruvate, Science, 289, 1337.

34) Brandes, J. A., Boctor, N. Z., Hazen R. M., Yoder, H. S., and Cody, G. D. (2000), Prebiotic Amino Acid Synthesis Pathways via a-ketoacids: An alternative to the Strecker Synthesis. Perspectives in Amino Acid and Protein Geochemistry (G. A. Goodfriend, M. J. Collins, M. L. Fogel, S. A. Macko, and J. F. Wehmiller,( eds.) Oxford University Press, NY, 41-59

33) Norinaga, K., Hayashi, J., Chiba, T., Cody, G.D., (1999) Microheterogeneity of solvent-swollen coal probed by proton spin diffusion. Energy & Fuels, 13, 1239-1245.

32) Cody, G. D., Sághi-Sazbó, G. (1999) Calculation of the 13C NMR Chemical Shift of Ether Linkages in Lignin Derived Geopolymers: Constraints on the Preservation of Lignin Primary Structure with Diagenesis, Geochim. et Cosmochim. Acta, 63, 193-05

31) Cody, G. D., Thiyagarajan, P.(1999) The Macromolecular Structure of Coal: Insight Derived from Small Angle Neutron Scattering, Materials Research using Cold Neutrons, World Press

30) Cody, G. D. (1998) Unraveling the Mystery of Coal Structure with Neutrons, Chemistry and Chemical Industry (Japan), 10, 1586-1589.

29) Brandes, J. A. Nabil Z. Boctor, George D. Cody, Benjamin A. Cooper, Robert M. Hazen and

Hatten S. Yoder, Jr. (1998) Origins of Ammonia in Archean Hydrothermal Systems, Nature 395. 365-367

28) Cody, G. D., Ade, H., Wirick, S., Mitchell, G. D., Davis, A. (1998) Determination of Chemical Structural Changes in Vitrinite Accompanying Luminescence Alteration using C-NEXAFS Analysis, Organic Geochemistry, 28, 441-456.

27) Cody, G. D., Painter, P. C. (1997) Modulus of Swollen Coal Gels, Energy & Fuels, 11, 1044-1047

26) Cody, G. D., Thiyagarajan, P., Obeng, M. (1997) Characterization of the Soluble and Insoluble Fractions of Upper Freeport Coal in NMP/CS2 and Pyridine using Small Angle Neutron Scattering (SANS), Energy & Fuels, 11, 495-501

25) Cody, G. D., Botto, R. E., Ade, H., Wirick, S., (1996) The Application of Soft X-ray Microscopy to The In-Situ Analysis of Sporinite in Coal, International Journal of Coal Geology , 32, 69-86.

24) Botto, R. E., Cody, G. D., Diekman, S. L., French, D. C., Gopalsami, N., Rizo, P. (1996) Three-Dimensional Magnetic Resonance Imagin of Materials, Solid State Nuclear Magnetic Resonance, 6, p. 389-402.

23) Cody, G. D., Botto, R. E. (1996) Magnetic Resonance Microscopy and the Dynamics of Solvent Transport in Coal, Proceedings of the Hokkaido Energy Conference, Sapporo Japan, 8 -13.

22) Cody, G.D., Botto, R. E., Ade, H., Wirick, S (1995). Soft x-ray microscopy and microanalysis: applications in Organic geochemistry, Proceedings SPIE The International Society for Optical Engineering, W. Yun, Editor, 2516, 185-197.

21) Bouillard, J. X., Enzien, M., Peters, R. W., Frank, J., Botto, R. E., Cody, G. D. (1995) Hydrodynamics of Foam Flows for In Situ Bioremediation of DNAPL-Contaminated Subsurface, in Applied Bioremediation of Petroleum Hydrocarbons, R. E. Hinchee, J. A., Kittel, H. J. Reisinger, Editors, Battelle Press, Columbus, p311

20) Cody, G. D., Ade, H., Behal, S., Botto, R. E.,Disko, M.,Kirz, J., Wirick, S. (1995) Inner Shell Spectroscopy and Imaging of a Subbituminous Coal: In-situ Analysis of Organic and Inorganic Microscostructure Using C(1s)-, Ca(2p)-, and Cl(2s)-NEXAFS, Energy & Fuels, 9, 525-533.

19) Cody, G. D., Ade, H., Behal, S.,Botto, R.E, Disko, M., Kirz, J., Wirick, S. C, (1995) NEXAFS Microanalysis and Imaging of A Bituminous Coal, Energy & Fuels, 9, 75-83.

18) Lei, H., Cody, G. D., French, D. C., Botto, R. E., Hatcher, P. G., (1995) Dynamic Detection of a Phase Transition in Illinois No. 6 Coal Accompanying Pyridine De-swelling by Nuclear Magnetic Resonance Imaging (NMRI) and NMR Spectroscopy, Energy & Fuels, 9, 84.

17) Cody, G. D., Thiyagarajan, P., Botto, R.E., Hunt, J. E., Winans, R. E. (1994) The Solution Structure of Coal Macromolecules in Pyridine: Small Angle Neutron Scattering Analysis of Untreated and and O-methylated Coal Extracts, Energy & Fuels, 8, 1370-1378.

16) Hatcher, P. G., Wenzel, K. A., Cody, G. D. (1994) Coalification Reactions of Vitrinite Derived from Coalified Wood: Transformations to Rank of Bituminous Coal, in Vitrinite Reflectance as a Maturity Indicator: Applications and Limitations, P. K. Mukhopadhyay and W. G. Dow, Editors, ACS Symposium Series 570, pp. 112-135.

15) Cody, G. D., Botto, R. E. (1994) In-situ Analysis and Quantification of Swelling Kinetics in Glassy & Rubbery Networks Using 1H and 19F Magnetic Resonance Microscopy, Macromolecules, 1994, 27, 2607-2615.

14) Lei, H., Cody, G. D., Hatcher, P. G., Gravina, S., Mattingly, M. (1994) Imaging the Micro-structure of Low Rank Coals: A Study Combining Nuclear Magnetic Resonance, Scanning Electron, and Optical Microscopic Imaging. Fuel, 73, 189-194.

13) Kirz, J., Ade, H., Botto, R. E., Cody, G.D., Fu, J., Jacobsen, C., Lindass, S., Mangel, W. F., Mcgrath, W. J., Oehler, V., Van t'Hof, J., Williams, S., Wirick, S., Zhang, X. (1994) Scanning Transmission X-Ray Microscopy At the NSLS , Proceedings of International Conference in X-Ray Optics, Moscow

12) Botto, R. E., Cody, G. D. Kirz, J. Ade, H., Disko, M, Behal, S. (1994) Selective Chemical Mapping of Coal Microheterogeniety by Scanning Transmission X-Ray Microscopy, Energy & Fuels, 8, 151.

11) Cody, G. D, Botto, R. E. (1993) Proton NMR Imaging of Pyridine Transport into Coal, Energy & Fuels, 7, 561.

10) Cody, G. D., Davis, A., Hatcher, P. G., (1993) The Dynamic Nature of Coal's Macromolecular Structure: Viscoelastic Analysis of Solvent-Swollen Coals, Energy & Fuels, 7, 463.

9) Cody, G. D., Davis, A., Hatcher, P. G., (1993) Physical Structural Characterization of Bituminous Coals: Stress-Strain Analysis in the Pyridine Dilated State, Energy & Fuels, 7, 455.

8) Cody, G. D. (1992) The Macromolecular Geochemistry of Bituminous Vitrain, Ph.D Dissertation, College of Earth and Mineral Sciences, The Pennsylvania State University, 229 p.


7) Hatcher, P. G., Faulon, J-L., Wenzel, K. A., Cody, G. D. (1992) A Structural Model for Lignin-Derived Vitrinite from High-Volatile Bituminous Coal (Coalified Wood) Energy & Fuels, 6, 813.


6) Cody, G. D., Eser, S., Hatcher, P. G., Davis, A., Sobkowiak, M., Shenoy, S., Painter, P.C. (1992) Temperature Dependence of the Swelling of Coals in Pyridine, Energy & Fuels, 6, 716.


5) Cody, G. D., Davis, A. (1991) Direct Imaging of Coal Pore Space Accessible to Liquid Metals Energy & Fuels, 5, 776.


4) Cody, G. D., Larsen, J. W. Siskin, M., Cody, Sr. G. D. (1990) The Granular Nature of High Rank Coals, Proceedings of the Symposium on Physical Phenomena in Granular Materials, Materials Research Society, Volume 195, 559-564.


3) Cody, G. D., Larsen J.W., Siskin, M., Cody, Sr. G. D. (1989), Correlation of Optical Birefringence with Coal Rank; Structural Implications, Energy & Fuels, 3, 551.


2) Cody, G. D., Larsen, J.W., Siskin, M. (1989) Investigation of Linear Dichroism in Coals Using Polarized Photoacoustic FTIR, Energy &Fuels, 3, 544.


1) Cody, G. D., Larsen, J. W., Siskin, M. (1988) Anisotropic Solvent Swelling of Coals, Energy & Fuels, 2, 340.

Feature Articles

Cody G. D. (1996) Ancient Structures: Probing the Chemistry of Organic Matter Diagenesis, Carnegie Institution of Washington Year Book, 1995-1996, 129

Book Reviews

Coal, Typology-Physics-Chemistry-Constitution, D. W. van Krevelan, Elsevier, 1993. Reviewed for Energy & Fuels (1994)