Early Habitable Environments and the Evolution of Complexity Principal Investigator - David J. Des Marais

PUBLICATIONS

Publications and abstracts are provided from the inception of the NASA Astrobiology Institute Ames Research Center Team, in 1998.




Abe, Y., A. Abe-Ouchi, N.H. Sleep and K.J. Zahnle, (2008). Habitable zone limits for dry planets [Abstract] Astrobiology Science Conference 2008, April 14-17 2008, Santa Clara, CA. Astrobiology, Vol. 8, No. 2. 394: 22-01-O.

Abe, Y., Abe-Ouchi, A., Sleep, N.H. and Zahnle, K.J. (2011). Habitable Zone Limits for Dry Planets. Astrobiology, 11: 443-460.

Achilles, C.N., Ming, D.W., Morris, R.V. and Blake, D.F. (2011). Detection limit of smectite by the CheMin IV laboratory instrument: Preliminary implications for CheMin on the Mars Science Laboratory Mission. LPSC, 42.

Adams, F., Hollenbach, D., Laughlin, G. and Gorti, U. (2004). Photoevaporation of circumstellar disks due to external FUV radiation in stellar aggregates. Astrophysical Journal, 611(1,1): 360-379.

Albert, D.B, Hoehler, T.M., Bebout, B.M. Turk, K.A. and Des Marais, D.J. (2004). Nighttime loss of fermentation-derived organic acids as the basis of a syntrophic link between phototrophs and heterotrophs in microbial mats [Abstract]. AbSciCon 2004, NASA Ames Research Center, Moffett Field, CA. International Journal of Astrobiology, Supplement 1 (March): 28.

Albert, D.B., Hoehler, T.M., Des Marais, D.J., Turk, K.A. and Bebout, B.M. (2003). Organic acid fluxes from cyanobacterial mats over diel cycles with nighttime anoxia [Abstract]. Abstract Book (p. 18), American Society of Limnolology and Oceanography (ASLO) Aquatic Sciences Meeting 2003, Salt Lake City, UT.

Allamandola, L.J. (2002). From interstellar polycyclic aromatic hydrocarbons and ice to astrobiology [Abstract]. Abstracts with Program, Astrobiology Science Conference 2002 (p. 40), NASA Ames Research Center, Moffett Field, CA.

Allamandola, L.J. and Hudgins, D.M. (2003). From interstellar polycyclic aromatic hydrocarbons andiIce to astrobiology, in solid state astrochemistry. In: V. Pirronello et al. (Eds.). NATO Advanced Study Institute. Kluwer Academic Publishers, Dordrecht, The Netherlands: 251-316.

Allen, M.A., Neilan, B.A., Burns, B.P., Jahnke, L.L. and Summons, R.E. (2010). Lipid biomarkers in Hamelin Pool microbial mats and stromatolites. Org. Geochem, 41: 1207-1218.

Alperin, M.J. and Hoehler, T.M. (2009). Anaerobic methane oxidation by archaea/sulfate-reducing bacteria aggregates: 1. Thermodynamic and physical constraints. American Journal of Science, 309: 958-984.

Alperin, M.J. and Hoehler, T.M. (2010). The ongoing mystery of seafloor methane. Science, 329: 288-289.

Alperin, M.J. and Hoehler, T.M. (2012). Modeling microbial life under extreme energy limitation. Abstracts of the Second International Workshop on Microbial Life Under Extreme Energy Limitation.

Alperin, M.J., Hoehler, T.M. and Lloyd, K.G. (2012). On the reversibility of methane production from CO2 and H2: Revisited. Abstracts of the Second International Workshop on Microbial Life Under Extreme Energy Limitation.

Amundsen, H,E,F., D.F. Blake, A. Steele, L. Benning, D.L. Bish, M. Fogel, M. Fries, Mysen, B. and A. Treiman (2008). Mars analog carbonate deposits in a subglacial volcanic complex on Svalbard (Norway) [Abstract] Astrobiology Science Conference 2008, April 14-17 2008, Santa Clara, CA. Astrobiology, Vol. 8, No. 2. 347: 14-01-O.

Amundsen, H.E.F., Benning, L., Blake, D.F., Fogel, M., Ming, D., Skidmore, M., Steele, A. and Team, M. (2011). Cryogenic origin for Mars analog carbonates in the Bockfjord volcanic Complex. LPSC 42. Svalbard Norway.

Amundsen, H.E.F., Steele, A., Fogel, M., Mysen, B., Kihle, J., Schweizer, M., Toporski, J. and Treiman, A.H. (2004). Life in a Mars analog: Microbial activity associated with carbonate cemented lava breccias from NW Spitsbergen [Abstract]. Abstracts of Papers, Goldschmidt Conference 2004, Copenhagen, Denmark. Abstract #684.

Amundsen, H.E.F., Steele, A., Fogel, M., Mysen, B., Kihle, J., Schweizer, M., Toporski, J. and Treiman, A.H. (2004). Life in a Mars analog: Microbial activity associated with carbonate-cemented lava breccias from Spitsbergen [Abstract]. Astrobiology Science Conference 2004 Abstracts. International Journal of Astrobiology, Supplement 1 (DOI:10:1017/S147355004001648):117

Anbar, A.D., Boyd, E.S., Buick, R., Claire, M., Des Marais, D., Domagal-Goldman, S., Eigenbrode, J., Erwin, D., Freeman, K., Hazen, R., Johnson, C., Lyons, T., Meadows, V., Ohmoto, H., Ono, S., Peters, J.W., Shapiro, B., Summons, R. and Walter, M. (2010). An Archean biosphere initiative [abstract 5593]. Astrobiology Science Conference 2010.

Andersen, D., Pollard, W., McKay, C.P. and Heldmann, J. (2002). Cold springs in permafrost on Earth and Mars. Journal of Geophysical Research: Planets, 107(E3): B12.

Anderson, R.B., Morris, R.V., Clegg, M., Bell III, J.F. and Wiens, R.C. (2011). The influence of multivariate analysis methods and target grain size on the accuracy of remote quantitative chemical analysis of rocks using laser induced breakdown spectroscopy. Icarus, 215: 608-627.

Anderson, R.B., Morris, R.V., Clegg, S.M., Bell III, J.F., Humphries, S.D. and Wiens, R.C. (2011). A comparison of multivariate and pre-processing methods for quantitative laser-induced breakdown spectroscopy of geologic samples. Lunar Planet. Sci., XLII.

Andres, M.S., Reid, R.P., Visscher, P.T. and Sumner, D.Y. (2005). Biocomplexity of modern marine stromatolites [Abstract]. In: G. Camoin and P. Gautret (Eds.). Microbialites and Microbial Communities in Sedimentary Systems (pp. 11-13). Paris, France: Assocation des Sedimentologistes Francais.

Apel, C.L. and Deamer, D.W. (2004). The formation of glycerol monodecanoate by a dehydration/condensation reaction: Increasing the chemical complexity of amphiphiles on the early Earth [Abstract]. Prebiotic chemistry and the origins of life. AbSciCon 2004, NASA Ames Research Center, Moffett Field, CA. International Journal of Astrobiology, Supplement 1 (March): 102.

Apel, C.L.and Deamer, D.W. (2005). The formation of glycerol monodecanoate by a dehydration/condensation reaction: Increasing the chemical complexity of amphiphiles on the early Earth. Origins of Life and Evolution of the Biosphere, 35(4): 323-332.

Arvidson, R. E., Squyres, S. W., Anderson, R. C., Bell III, J. F., Bruckner, J., Cabrol, N. A., Calvin, W. M., Carr, M. H., Christensen, P. R., Clark, B. C., Crumpler, L., Des Marais, et al. (2006). Overview of the Spirit Mars Exploration Rover Mission to Gusev Crater: Landing site to the Methuselah outcrop in the Columbia hills. Journal of Geophysical Research, Vol. 111(E2): E02501.




Bahr, M., C. Morrow, C. Tsairides and S. Kelly (2008). Current and Potential Partnerships between NASA and the National Park Service. ASP Conference Series, 2008, May 31-June 4, 2008, St. Louis Convention Center, St Louis, MI, Vol. 389: 41-42.

Bajt, S., Sandford, S.A., Flynn, G.J., Matrajt, G., Snead, C.J., Westphal, A.J. and Bradley, J.P. (2009). Infrared Spectroscopy of Wild 2 Particle Hypervelocity Tracks in Stardust Aerogel: Evidence for the presence of Volatile Organics in Comet Dust. Meteoritics and Planetary Science, 44: 471-484.

Bajt, S., Sandford, S.A., Flynn, G.J., Matrajt, G., Snead, C.J., Westphal, A.J. and Bradley, J.P. (2009). Infrared Spectroscopy of Wild 2 Particle Hypervelocity Tracks in Stardust Aerogel: Evidence for the Presence of Volatile Organics in Comet Dust. Meteoritics and Planetary Science, 44: 15-24.

Balk, M., M. Bose, G. Ertem, D.A. Rogoff, L.J. Rothschild, F. T. Freund (2008). Early Earth's oxidation before the Great Oxidation Event [Abstract] Astrobiology Science Conference 2008, April 14-17 2008, Santa Clara, CA. Astrobiology, Vol. 8, No. 2. 468: 38-01-P.

Banin, A., C. Lin and R.L.Mancinelli (2008). Is nitrogen in Martian soil sampled by the Martian meteorites? [Abstract] Astrobiology Science Conference 2008, April 14-17 2008, Santa Clara, CA. Astrobiology, Vol. 8, No. 2. 432: 29-04-O.

Banin, A.F. and Mancinelli, R.L. (2003). Nitrogen evolution and present day distribution on Mars [Abstract]. EGS-AGU-EUG Joint Assembly 2003, Nice, France. Geophysical Research Abstracts, Vol. 5, Atmospheric Sciences Programme. Abstract EAEO3-A-04381.

Barnes, J., J.J. Lissauer and J.F Chambers (2008). Long-term obliquity evolution of reimagined Moonless Earths [Abstract] Astrobiology Science Conference 2008, April 14-17 2008, Santa Clara, CA. Astrobiology, Vol. 8, No. 2, 373: 17-04-O.

Barth, E.L and Toon, O.B. (2003). Microphysical modeling of Titan's methane-ethane clouds [Abstract]. EGS-AGU-EUG Joint Assembly 2003, Nice, France. Geophysical Research Abstracts, Vol. 5, Atmospheric Sciences Programme. Abstract EAE03-A-07741.

Barth, E.L. and Toon, O.B. (2002). Cloud lifetimes in Titan's atmosphere: Results from microphysical modeling [Abstract]. 34th Meeting of the Division for Planetary Sciences of the American Astronomical Society, October 2002. Bulletin of the American Astronomical Society, 34(3): Abstract 34.02.

Barth, E.L. and Toon, O.B. (2003). Microphysical modeling of ethane ice clouds in Titan's atmosphere. Icarus, 162: 94-113.

Batygin, K., Bodenheimer, P. and Laughlin, G. (2009). Determination of the Interior Structure of Transiting Planets in Multiple-Planet Systems. Astrophysical Journal, 704(1): L49-L53.

Baumgartner, L.K., Buckley, D.H., Reid, R.P. and Visscher, P.T. (2003). The effects of community structure on biogeochemical processes within stromatolites [Abstract]. American Society of Limnology and Oceanography (ASLO) Annual Meeting, Salt Lake City, UT.

Baumgartner, L.K., Buckley, D.H., Rogers, D.R., Sytsma, R. and Visscher, P.T. (2002). Decoupling of coupled cycles in microbial mats: Origin of biogenic signatures in lithosphere and atmosphere [Abstract]. Abstracts with Program, Astrobiology Science Conference 2002, NASA Ames Research Center, Moffett Field, CA.

Baumgartner, L.K., Reid, R.P., Dupraz, C., Decho, A.W., Buckley, D.H., Spear, J.R., Przekop, K.M. and Visscher, P.T. (2006). Sulfate reducing bacteria in microbial mats: Changing paradigms, new discoveries. Sedimentary Geology, Vol. 185(3-4), 131-145.

Baumgartner, L.K., Visscher, P.T., Buckley, D.H., Dupraz, C., Pace, N.R. and Spear, J.R. (2005). Microbial Populations in Lithifying and Non-lithifying Microbial Mat Systems: Interactions with Chemical and Physical Ecology [Abstract]. American Geophysical Union Summer Meeting. New Orleans, LA.

Baumgartner, L.K., Visscher, P.T., Dupraz, C., Przekop, K.M., Spear, J.R. and Pace, N.R. (2005). Microbial communities in lithifying and non-lithifying mats, Eleuthera, Bahamas [Abstract]. 2005 Biennial Meeting of the NASA Astrobiology Institute, Boulder, CO. Astrobiology, 5:298-299.

Baumgartner,L.K., Reid, R.P., Dupraz, C., Decho, A.W., Buckley, D.H., Spear, J.R., Przekop, K.M., and Visscher, P. T. (2006): Sulfate Reducing Bacteria in Microbial Mats: Changing Paradigms, New Discoveries. Sedimentary Geology, 185, 131-145.

Bauschlicher Jr., C.W., Boersma, C., Ricca, A., Mattioda, A.L., Cami, J., Peeters, E., Sanchez De Armas, F., Puerta Saborido, G., Hudgins, D.M. and Allamandola, L.J. (2010). The NASA Ames Polycyclic Aromatic Hydrocarbon Infrared Spectroscopic Database: The Computed Spectra. The Astrophysical Journal Supplement Series, 189: 341-351.

Bauschlicher Jr., C.W., Peeters, E. and Allamandola, L.J. (2009). The Infrared Spectra of Very Large, Irregular Polycyclic Aromatic Hydrocarbons (PAHs): Observational Probes of Astronomical PAH Geometry, Size and Charge. The Astrophysical Journal, 697: 311-327.

Beaty, D.W., Mahaffy, P.R., Anderson, M.S., Aveni, G., Bada, J., Clemett, S.J., Des Marais, D.J., Douglas, S., Dworkin, J.P., Kern, R.G., Papanastassiou, D.A., Palluconi, F.D., Simmonds, J.J., Steele, A., Waite, J.H., and Zent, A.P. (2004). Organic contamination on martian landers: astrobiology implications and mitigation strategies [Abstract]. AbSciCon 2004, NASA Ames Research Center, Moffett Field, CA. International Journal of Astrobiology, Supplement 1 (March): 86.

Beaty, D.W., Snook, K., Allen, C.C., Eppler, D., Farrell, W.M., Heldmann, J.L., Metzger, P., Peach, L., Wagner, S.A., and Zeitlin, C. (2005) An Analysis of the Precursor Measurements of Mars Needed to Reduce the Risk of the First Human Missions to Mars, Unpublished white paper, 77 p, June, 2005 by the Mars Exploration Program Analysis Group (MEPAG).

Bebout, B., Carpenter, S., Des Marais, D.J., Discipulo, M., Hogan, M., Turk, K. (2002). The effects of low sulfate concentrations on modern microbial mat communities: A long term manipulation [Abstract]. Abstracts with Program, Astrobiology Science Conference 2002, NASA Ames Research Center, Moffett Field, CA.

Bebout, B.M., Carpenter, S.P. and Hogan, M.E. (2003). The effects of low sulfate concentration on modern microbial mats communities: A long term manipulation [Abstract]. 2003 Aquatic Sciences Meeting, American Society of Limnology and Oceanography, February 9-14, Salt Lake City, UT.

Bebout, B.M., Des Marais, D.J., Discipulo, M., Embaye, T., Garcia-Pichel, F., Hoehler, T.M., Hogan, M., Jahnke, L.L., Keller, R.M., Miller, S.R., Prufert-Bebout, L.E., Raleigh, C., Rothrock, M. and Turk, K. (2002). Long term manipulations of intact microbial mat communities in a greenhouse collaboratory: Simulating Earth's present and past field environments. Astrobiology, 2: 383-402.

Bebout, B.M., Hoehler, T.M., Thamdrup, B., Albert, D.B., Carpenter, S., Hogan, M.E., Turk, K.A. and Des Marais, D.J. (2004). Methane production by microbial mats under low sulfate conditions. Geobiology, 2(2): 87-96.

Bebout, L.E., Shepard, R. and Reid, P.R. (2001). The role of cyanobacteria in stromatolite morphogenesis, Highborne Cay Bahamas: An integrated field and laboratory simulation study [Abstract]. Geological Society of America, 2001 Annual Meeting, Boston, MA. Abstract # 27581

Bera, P.B., Nuevo, M., Milam, S.N., Sandford, S.A. and Lee, T.J. (2010). Mechanism for the abiotic synthesis of uracil via UV-induced oxidation of pyrimidine in pure H2O ices under astrophysical conditions. Journal of Chemical Physics, 133: 104303-104309.

Bera, P.B., Nuevo, M., Milam, S.N., Sandford, S.A. and Lee, T.J. (2010). Mechanism for the abiotic synthesis of uracil via UV-induced oxidation of pyrimidine in pure H2O ices under astrophysical conditions. Journal of Chemical Physics, 133: 104303-104309.

Bernstein, M. (2006) The search for life in the solar system: Lessons from studies of meteorites and the origin of life. [Abstract]. AbSciCon 2006, Washington, DC. Astrobiology, 6(1): 222 [Abstract 5].

Bernstein, M., Elsila, J., Sandford, S. and Allamandola, L. (2005). The Role of Radiation in Making Meteoritic Organics and False Biomarkers [Abstract]. Origins Meeting, McMaster University, Hamilton Ontario (http://origins.mcmaster.ca/astrobiology/).

Bernstein, M.P., Ashbourn S.F.M., Sandford, S.A. and Allamandola, L.J. (2004). The lifetimes of nitriles (CN) and acids (COOH) during ultraviolet photolysis and their survival in space. Astrophysical Journal, 601: 365-370.

Bernstein, M.P., Bauschlicher, C.W. and Sandford, S.A. (2004). The infrared spectrum of matrix isolated aminoacetonitrile, a precursor to the amino acid glycine. Advances in Space Research, 33: 40-43.

Bernstein, M.P., Cruikshank, D.P. and Sandford, S.A. (2005). Near Infrared Laboratory Spectra of Solid CO2 in H2O and CH3OH. Icarus. 179(2): 527-534.

Bernstein, M.P., Dworkin, J., Sandford, S.A. and Allamandola, L.J. (2001). Ultraviolet irradiation of naphthalene in H2O ice: Implications for meteorites and biogenesis. Meteoritics and Planetary Science, 36: 351-358.

Bernstein, M.P., Dworkin, J.P., Sandford, S.A., Cooper, G.W. and Allamandola, L.J. (2001). Racemic amino acids from the ultraviolet photolysis of interstellar ice analogues. Nature, 416: 401-403.

Bernstein, M.P., Elsila, J.E., Dworkin, J.P., Sandford, S.A., Allamandola, L.J. and Zare, R.N. (2002). Side group addition to the PAH coronene by UV photolysis in cosmic ice analogs. Astrophysical Journal, 576: 1115-1120.

Bernstein, M.P., Elsila, J.S.A., Dworkin, J.P., Sandford, S.A., Zare, R.N., Moore, M. and Allamandola, L.J. (2004). Interstellar photochemistry as a source of meteoritic pre-biotic organic molecules [Abstract]. Session on Origin of Life/Prebiotic Chemistry. AbSciCon 2004, NASA Ames Research Center, Moffett Field, CA. International Journal of Astrobiology, Supplement 1 (March): 101-102.

Bernstein, M.P., Elsila, J.S.A., Dworkin, J.P., Sandford, S.A., Zare, R.N., Moore, M. and Allamandola, L.J. (2004). Photolysis and radiolysis of ice as a source of false biomarkers on Europa [Abstract]. Session on Search for life beyond Earth. AbSciCon 2004, NASA Ames Research Center, Moffett Field, CA. International Journal of Astrobiology, Supplement 1 (March): 118.

Bernstein, M.P., Mastrapa, R., Elsila, J. and Sandford, S. (2005). The Cheshire-cat-like behavior of 2n3 overtone of CO2 near 2.134 mm: NIR Lab Spectra of Solid CO2 H2O mixtures [Abstract]. Lecture given on April 15, 2005, at the Southwest Research Institute, Boulder, CO.

Bernstein, M.P., Mastrapa, R., Elsila, J., Dworkin, J. and Sandford, S. (2005). IR Spectroscopy and Photo-Chemistry of Extraterrestrial Ices [Abstract]. Asia Oceania Geosciences Society, 2nd Annual Meeting:Abstract #58-PS-A0817. Singapore.

Bernstein, M.P., Mattioda, A.L., Sandford, S.A. and Hudgins, D.M. (2005). Laboratory Infrared Spectra of Polycyclic Aromatic Nitrogen Heterocycles: Quinoline, and Phenanthridine in Solid Argon and H2O. Astrophysical Journal Supplement Series, 626(2.1): 909-918.

Bernstein, M.P., Moore, M.H., Ashbourn, S., Dworkin, J.P., Elsila, J., Iraci, L., Sandford, S.A., Allamandola, L.J. and Zare, R.N. (2002). Energetic processing of interstellar ice as a source of functionalized aromatics in meteorites [Abstract: NASA Astrobiology Institute General Meeting 2003]. Astrobiology, 2(4): 605.

Bernstein, M.P., Moore, M.H., Elsila, J.E., Sandford, S.A., Allamandola, L.J. and Zare, R.N. (2003). Side group addition to the PAH coronene by proton irradiation in cosmic ice analogs. Astrophysical Journal (Letters), 582(1, Part 2): L25-L29.

Bernstein, M.P., Rettberg, P., Mancinelli, R.L. and Race, M.S. (2002). Space life sciences: Extraterrestrial organic chemistry, UV radiation on biological evolution, and planetary protection. Advances in Space Research, 30(6): 1393-1618.

Bernstein, M.P., Sandford, S.A. and Allamandola, L.J. (2003). Spectra and photochemistry of relevance to icy outer solar system objects [Abstract]. DPS (Division of Planetary Science) 35th Meeting, Monterey, CA. Session 5. Laboratory Research I, Talk 5.07.

Bernstein, M.P., Sandford, S.A. and Allamandola, L.J. (2005). The Mid-Infrared Absorption Spectra of Neutral PAHs in Dense Interstellar Clouds. Astrophysical Journal Supplement Series, 161(1): 53-64.

Bernstein, M.P., Sandford, S.A. and Walker, R. (2005). Laboratory IR Spectra of 4-AzaChrysene in Solid H2O. Adv. Space Research, 36(2): 166-172,

Bertaux, J.-L. , Carr, M., Des Marais, D. J., Gaidos, E. (2007). Conversations on the habitability of worlds: the importance of volatiles. Space Science Reviews, Vol: 129, No. 1-3, Page: 123-165.

Bertaux, J.-L. , Carr, M., Des Marais, D. J., Gaidos, E. (2007). Conversations on the habitability of worlds: the importance of volatiles. In Geology and Habitability of Terrestrial Planets, Space Science Series of ISSI, K. E. Fishbaugh, D. Des Marais, O. Korablev, P. Lognonne and F. Raulin, (Eds.). Springer.

Bierhaus, E.B., K. Zahnle and C.R. Chapman (2008). Unresolved characteristics of Europa's crater population [Abstract] Lunar and Planetary Science XXXIX 10-14 March 2008, League City, TX (Abstract No.1567).

Bish,D.L., D.L. Vaniman, D. Blake, P. Sarrazin and S. Chipera (2008) X-Ray diffraction analysis of clay mineral associations to determine alteration environments on Mars [Abstract] Lunar and Planetary Science XXXIX 10-14 March 2008, League City, TX (Abstract No. 1256).

Bishop, J.L., Edwards, H.G.M., Anglen, B.L., Pratt, L.M., Doran, P.T., and Des Marais, D.J. (2003). A spectroscopy and isotopic study of sediments from the Antarctic dry valleys as analogs for potential paleolakes on Mars [Abstract]. 2003 Abstract Book, GSA (Geological Society of America) Annual Meeting and Exposition, Seattle, WA. p. 464.

Bishop, J.L., Howell, G.M.E., Anglen, B.L., Pratt, L.M., Doran, P.T. and Des Marais, D.J. (2003). A spectroscopy and isotope study of sediments from the Antarctic dry valleys as analogs for potential paleolakes on Mars. International Journal of Astrobiology, 2(4):273-287.

Bishop, J.L., Loizeau, D., McKeown, N.K., Saper, L., Darby Dyar, M., Des Marais, D., Parente, M. and Murchie, S.L. (2012). Early Martian habitability and phyllosilicates at Mawrth Vallis. Third Conference on Early Mars, #7014, Lunar and Planetary Institute, Houston, TX.

Bishop, J.L., Rothschild, L.J. and Rogoff, D.A. (2006). Nanophase iron oxides as an ultraviolet sunscreen for ancient photosynthetic microbes: A possible link between early organisms, banded-iron formations, and the oxygenation of the atmosphere. [Abstract]. AbSciCon 2006, Washington, DC. Astrobiology, 6(1): 232 - 171.

Blake, D., P. Sarrazin, D. Vaniman, D. Bish, S. Chipera, J. Farmer, D. Des Marais, A. Treiman, D, Ming and D. Morris (2008). Mineralogy: The key to habitability for Mars astrobiological studies [Abstract] Astrobiology Science Conference 2008, April 14-17 2008, Santa Clara, CA. Astrobiology, Vol. 8, No. 2. 432: 29-05-O.

Blake, D., Vaniman, D., Achilles, C., Anderson, R., Bish, D., Bristow, T., Chen, C., Chipera, S., Crisp, J., Des Marais, D., Downs, R.T., Farmer, J., Feldman, S., Fonda, M., Gailhanou, M., Ma, H., Ming, D.W., Morris, R.V., Sarrazin, P., Stolper, E., Treiman, A. and Yen, A. (2012). Characterization and Calibration of the CheMin Mineralogical instrument on Mars Science Laboratory. Space Science Reviews, 170 (1-4), 341-399.

Blake, D.F., Schulte, M. and Hoehler, T. (2004). Ultramafic terrranes as habitats for life on Mars and early Earth [Abstract]. AbSciCon 2004, NASA Ames Research Center, Moffett Field, CA. International Journal of Astrobiology, Supplement 1 (March): 84.

Blake, D.F., Treiman, A.H., Morris, R.H., Bish, D.A., H.E.F, A., Steele, A. and Team, A. (2011). Carbonate cements from the Sverrefjell and Sigurdfjell volcanoes. Lunar Planetary Science 42. Svalbard Norway.

Blake, D.F., Vaniman, D., Anderson, R., Bish, D.L., Chipera, S., Chemtob, S., Crisp, J., Des Marais, D.J., Downs, R., Farmer, J.D., Gailhanou, M., Ming, D., Morris, D., Stolper, E., Sarrazin, P., Treiman, A. and Yen, A. (2009). The CHEMIN Mineralogical Instrument on the Mars Science Laboratory Mission. 40th Lunar and Planetary Science Conference, March 23-27, 2009, The Woodlands, TX. Abstract No. 1484.

Blank, J.G., Green, S., Blake, D., Valley, J., Kita, N., Treiman, A. and Dobson, P.F. (2009). An alkaline spring system within the Del Puerto Ophiolite (California, USA): A Mars analog site. Planetary and Space Sciences, 57: 533-540.

Boersma, C., Allamandola, L.J., Bauschlicher Jr., C.W., Ricca, A., Cami, J., Peeters, E.,Sanchez de Armas, F., Puerta Saborido, G., D.M. Hudgins, Mattioda, A.L., and Hudgins, D.M., "The NASA Ames PAH IR Spectroscopic Database and the Far-IR", (2011), in PAHs and the Universe, Joblin & Tielens. eds. EDP Sciences, EAS Pub. Series, 46, 109.

Boersma, C., Bauschlicher Jr., C.W., Ricca, A., Mattioda, A.L., Peeters, E., Tielens, A.G.G.M. and Allamandola, L.J. (2011). Polycyclic Aromatic Hydrocarbon Far-Infrared Spectroscopy. ApJ, 729(64): 14.

Boersma, C., Bauschlicher, J., C.W., Allamandola, L.J., Ricca, A., Peeters, E. and Tielens, A.G.G.M. (2010). The 15-20 µm PAH Emission Features: Probes of Individual PAHs? Astronomy and Astrophysics. 511(A32):1-16.

Boersma, C., Mattioda, A.L., Bauschlicher, C.W., Peeters, E., Tielens, A.G.G.M. and Allamandola, L.J. (2009). Erratum: "The 5.25 and 5.7 micron Astronomical Polycyclic Aromatic Hydrocarbon Emission Features" (2009, ApJ, 690, 1208). The Astrophysical Journal, 694(1): 704-705.

Boersma, C., Mattioda, A.L., Bauschlicher, C.W., Peeters, E., Tielens, A.G.G.M. and Allamandola, L.J. (2009). The 5.25 and 5.7 micron Astronomical Polycyclic Aromatic Hydrocarbon Emission Features. The Astrophysical Journal, 690(2): 1208-1221.

Boersma, C., Rubin, R. H., and Allamandola. L. J. (2012). Spatial Analysis of the Polycyclic Aromatic Hydrocarbon Features Southwest of the Orion Bar, ApJ 753, 168 (13pp).

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Decker, K. and C. Potter (2008). Effects of environmental variations on a simulated microbial mat [Abstract] Astrobiology Science Conference 2008, April 14-17 2008, Santa Clara, CA. Astrobiology, Vol. 8, No. 2. 379: 18-04-P.

Decker, K.L.M., Potter, C., Hoehler, T., Orphan, V. and Bebout, B. (2004). A simulation model of methanogenesis in a hypersaline microbial mat [Abstract]. 10th International Symposium on Microbial Ecology ISME-10. Microbial Planet: Subsurface to Space, Cancun, Mexico. #33.

Decker, K.L.M., Potter, C., Hoehler, T.M., Orphan, V.J. and Bebout, B.M. (2005). Methane emission from a simulated hypersaline microbial mat [Abstract]. 2005 Biennial Meeting of the NASA Astrobiology Institute, Boulder, CO. Astrobiology, 5: 253.

Decker, K.L.M., Potter, C.S. and Lim, C. (2005). MBGC -- Biogeochemical Model of Microbial Mats (The First Photosynthetic Ecosystems) [Online].

Decker, K.L.M., Potter, C.S., Bebout, B.M., Des Marais, D.J., Carpenter, S., Discipulo, M., Hoehler, T.M., Miller, S.R., Thamdrup, B., Turk, K.A. and Visscher, P.T. (2005). Mathematical simulation of the diel O, S, and C biogeochemistry of a hypersaline mat. FEMS Microbiology Ecology, 52(3): 377-395.

Dehler, C.M., Elrick, M., Bloch, J.D., Crossey, L.J., Karlstrom, K.E. and Des Marais, D.J. (2005). High resolution d13C stratigraphy of the Chuar Group (ca. 770-742 MA), Grand Canyon: Implications for mid-Neoproterozoic climate change. GSA Bulletin, 117(1/2):32-45.

Des Marais D.J. (2001). Benthic marine cyanobacterial mat ecosystems: Biogeochemistry and biomarkers [Abstract]. Geological Society of America, 2001 Annual Meeting, Boston, MA.

Des Marais, D. J. (2006) Advancing astrobiology beyond Viking, Spirit and Opportunity. AIAA Space 2006 Conference Proceedings, in press.

Des Marais, D. J. (2006) Exploring Mars broadens the biogeosciences into the realm of astrobiology. Carl Sagan Lecture, American Geophysical Union Fall Meeting, San Francisco, CA, Dec. 11-15, 2006.

Des Marais, D. J. (2006) Potential lifestyles in ancient environments of Gusev crater, Mars. 16th Annual V. M. Goldschmidt Conference, Melbourne, Australia, Aug. 27-Sept. 1, 2006.

Des Marais, D. J. (2007). Assessing the potential for ancient habitable environments in Gusev crater, Mars. Seventh International Conference on Mars, Pasadena, CA, July 9-13, 2007, [Abstract]. p. 54.

Des Marais, D. J. and Morrison, D. (2007). The new Mars: habitability of a neighbor world. 2007 AAAS Annual Meeting, San Francisco, Feb. 15-19, 2007, [Abstract] p. 86.

Des Marais, D. J. and The Athena Science Team. (2007). Assessing the potential for ancient habitable environments in Mars' Gusev crater [Abstract] 2007 AAAS Annual Meeting, San Francisco, Feb. 15-19, 2007, (Abstract) p. 87.

Des Marais, D. J. and The Athena Science Team. (2007). Mars Exploration Rovers and water. [Abstract] Bioastronomy 2007, San Juan, Puerto Rico, July 16-20, 2007, Astrobiology, 7:3: 481 (Abstract O-16).

Des Marais, D. J., Jakosky, B. M. and Hynek, B. MN. (2008) Astrobiological implications of Mars surface composition and properties. In The Martian Surface: Composition, Mineralogy and Physical Properties, J. A. Bell, (Ed.). Cambridge University Press. Chapter 26, p. 599-623.

Des Marais, D.J. (2001). Isotopic evolution of the biogeochemical carbon cycle during the Precambrian. In: J.W. Valley and D.R. Cole (Eds.). Stable Isotope Geochemistry, Reviews in Mineralogy and Geochemistry, Vol. 43 (p. 555-578).

Des Marais, D.J. (2001). On the origins of photosynthesis. Science, 291: 436-437.

Des Marais, D.J. (2002). Biogeochemical carbon cycles during the Archean and early Proterozoic [Abstract]. 12th Annual V.M. Goldschmidt Conference 2002 (p. 3), Davos, Switzerland.

Des Marais, D.J. (2002). Environmental consequences of an emerging biosphere [Abstract: NASA Astrobiology Institute General Meeting 2003]. Astrobiology, 2(4): 444.

Des Marais, D.J. (2002). Microbial mats help us understand our origins and search for distant biospheres [Abstract]. Abstracts with Program, Astrobiology Science Conference 2002, NASA Ames Research Center, Moffett Field, CA.

Des Marais, D.J. (2003). Carbon isotopic biogeochemical clues about the early biosphere [Abstract]. 2003 Abstract Book, GSA (Geological Society of America) Annual Meeting, Seattle, WA. p. 382.

Des Marais, D.J. (2003). Early biogeochemical clues and consequences of an emerging biosphere [Abstract]. Symposium on Organic Geochemistry, Swedish Royal Academy of Sciences, Stockholm, Sweden. p. 5-6.

Des Marais, D.J. (2003). The biogeochemistry of hypersaline microbial mats illustrates the dynamics of modern microbial ecosystems and the early evolution of the biosphere. The Biological Bulletin, 204(2): 160-167.

Des Marais, D.J. (2004). Biogeochemical cycles of carbon and sulfur on early Earth (and on Mars?) [Abstract]. Second conference on early Mars. Jackson Hole, WY.

Des Marais, D.J. (2004). Did habitable environments once exist in Gusev Crater? Astrobiology and the Mars Exploration Rover Spirit. [Abstract]. AGU Fall Meeting: Abstract #P23B-07. San Francisco, California.

Des Marais, D.J. (2005). Ames Research Center: Linking our origins to our future [Abstract]. 2005 Biennial Meeting of the NASA Astrobiology Institute, Boulder, CO. Astrobiology, 5:170.

Des Marais, D.J. (2005). Astrobiology and the exploration of Gusev Crater by the Mars Exploration Rover Spirit [Abstract]. International Society for the Study of the Origins of Life, Beijing, China.

Des Marais, D.J. (2005). Long-term evolution of the biogeochemical carbon cycle [Abstract]. Penrose Conference on Secular Variation in Tectonics and Allied Fields. St. George, UT.

Des Marais, D.J. (2008). Assessing the nature, distribution and duration of Noachian habitable environments. AGU Meeting, San Francisco, CA, December 2008. Abstract No. P43D-08.

Des Marais, D.J. (2009). Hints of habitable environments on Mars challenge our studies of Mars-Analog sites on Earth [Abstract]. Geochimica et Cosmochimica Acta, 73(Suppl. 1): A285.

Des Marais, D.J. (2009). Hints of habitable environments on Mars challenge our studies of Mars-Analog sites on Earth [Abstract], Goldschmidt Conference 2009. Geochimica et Cosmochimica Acta, 73(13, Supp. 1 (June 2009)): A285.

Des Marais, D.J. (2009). Origins and Cycling of CO2 on Earth during the Archean and Proterozoic Eons [Abstract]. AAPG Conference, June 7-10, 2009, Denver, CO.

Des Marais, D.J. (2009). Potential lifestyles in ancient environments characterized by the Mars Exploration Rovers. The New Martian Chemistry Workshop (LPI), July 27-28, 2009, Medford, MA. Abstract No. 8031.

Des Marais, D.J. (2010). Exploring Mars for evidence of habitable environments and life. Proc. Amer. Phil. Soc, 154: 402-421.

Des Marais, D.J. (2010). Formation and preservation of evidence for habitable environments on Mars. 242nd American Chemical Society Annual Meeting. Denver, CO.

Des Marais, D.J. (2010). Marine hypersaline Microcoleus-dominated cyanobacterial mats in the saltern at Guerrero Negro, Baja California Sur, Mexico. In: Seckbach, J. (Eds.). Microbial Mats, Cellular Origins, Life in Extreme Habitats and Astrobiology (COLE) Series. Springer.

Des Marais, D.J. (2010). Potentially habitable ancient environments in Gusev crater, Mars [Abstract]. Goldschmidt 2010, abstracts, Knoxville, TN. None, 40: 76.

Des Marais, D.J. (2010). The new Mars: Astrobiology of a neighbor planet. GSA Annual Meeting and Exposition. Denver, CO.

Des Marais, D.J. (2010). The proposed 2018 MAX-C rover: Exploring for signs of life and caching samples for potential return [Abstract 5532]. Astrobiology Science Conference 2010.

Des Marais, D.J. and Jahnke, L. (2002). Sulfur and carbon isotope fractionation during lithotrophic growth by the hyperthermophilic sulfate reducer Archaeoglobus sp. [Abstract]. Abstracts with Program, Astrobiology Science Conference 2002, NASA Ames Research Center, Moffett Field, CA.

Des Marais, D.J. and The Athena Science Team (2008). MER Spirit assessed potential ancient habitable environments in Gusev Crater, Mars [Abstract] Astrobiology Science Conference 2008, April 14-17 2008, Santa Clara, CA. Astrobiology, Vol. 8, No. 2. 433: 29-10-O.

Des Marais, D.J. and the MEPAG ND-SAG Team (2008). Possible science priorities for Mars sample return. [Abstract] Lunar and Planetary Science XXXIX March 10-14. League City, TX. Abstract # 4037.

Des Marais, D.J. and Vogel, M.B. (2008). Interpreting biosignatures in the context of marine evaporitic environments. AGU Meeting, San Francisco, CA, December 2008. Abstract No. P53D-08.

Des Marais, D.J., (2006) Moving forward from Viking, Spirit, and Opportunity. [Abstract] AbSciCon 2006, Washington, DC. Astrobiology Vol. 6, No. 1: 518: 168.

Des Marais, D.J., Allamandola, L.J., Benner, S.A., Boss, A.P., Deamer, D., Falkowski, P.G., Farmer, J.D., Hedges, S.B., Jakosky, B.M., Knoll, A.H., Liskowsky, D.R., Meadows, V.S., Meyer, M.A., Pilcher, C.B., Nealson, K.H., Spormann, A.M., Trent, J.D., Turner, W.W., Woolf, N.J. and Yorke, H.W. (2003). The NASA Astrobiology Roadmap. Astrobiology, 3(2): 219-235.

Des Marais, D.J., Bebout, B.M., Carpenter, S., Discipulo, M. and Turk, K. (2003). Carbon and oxygen budgets of hypersaline cyanobacterial mats: Effects of tidal cycle and temperature [Abstract]. Abstract Book (p. 45), American Society of Limnolology and Oceanography (ASLO) Aquatic Sciences Meeting, Salt Lake City, UT.

Des Marais, D.J., Bebout, B.M., Carpenter, S., Discipulo, M. and Turk, K. (2002). Carbon and oxygen budgets of hypersaline cyanobacterial mats: Effects of tidal cycle and temperature [Abstract: NASA Astrobiology Institute General Meeting 2003]. Astrobiology, 2(4): 492.

Des Marais, D.J., Clark, B.C., Crumpler, L.S., Farmer, J.D., Grotzinger, J.P., Haskin, L.A., Knoll, A.H., Landis, G.A., Moersch, J., Schroder, C., Wdowiak, T., Yen, A.S. and Squyres, S.W. (2005). Astrobiology and the basaltic plans in Gusev Crater [Abstract]. Lunar and Planetary Science XXXVI: Abstract #2353. Houston, Texas.

Des Marais, D.J., Harwit, M., Jucks, K., Kasting, J.F., Lunine, J.I., Lin, D., Seager, S., Schneider, J., Traub, W. and Woolf, N. (2002). Remote sensing of planetary properties and biosignatures on extrasolar terrestrial planets. Astrobiology, 2(2): 153-181.

Des Marais, D.J., Harwit, M., Jucks, K., Kasting, J.F., Lunine, J.I., Lin, D., Seager, S., Schneider, J., Traub, W. and Woolf, N. (2001). Biosignatures and Planetary Properties to be Investigated by the TPF Mission. NASA Jet Propulsion Laboratory Publication 01-008.

Des Marais, D.J., J.A. Nuth, L.J. Allamandola, A.P. Boss, J.D. Farmer, T.M. Hoehler, B.M. Jakosky, V.S. Meadows, A. Pohorille, B. Runnegar and A.M. Sporman (2008). The NASA Astrobiology Roadmap (2008 Revision) Astrobiology. Vol. 8, No. 4, 715-730.

Des Marais, D.J., Jakosky, B.M. and Hynek, B.M. (2008). Astrobiological implications of Mars surface composition and properties. In: Bell, J.A. (Eds.). In The Martian Surface: Composition, Mineralogy and Physical Properties. Vol. 9, Chapter 26. Cambridge Planetary Science.

Des Marais, D.J., L. Borg or D.W. Beaty (correspondence authors) MEPAG ND-SAG TEAM (2008). Possible Science Priorities for Mars Sample Return [Abstract] Lunar and Planetary Science XXXIX 10-14 March 2008, League City, TX (Abstract No. 4037).

Des Marais, D.J., L. Borg or D.W. Beaty (correspondence authors) MEPAG ND-SAG (2008). Science Priorities for Mars Sample Return. Unpublished white paper, 73p. posted March 2009 by the Mars Exploration Program Analysis Group (MEPAG) at http://mepag.jpl.nasa.gov/reports/index.html.

Des Marais, D.J., Nuth III, J.A., Allamandola, L.J., Boss, A.P., Farmer, J.D., Hoehler, T.M., Jakosky, B.M., Meadows, V.S., Pohorille, A. and Spormann, A.M. (2008). The NASA Astrobiology Roadmap. Astrobiology, 8(4): 715-730.

Des Marais, D.J., Nuth, J.A.I., Allamandola, L.J., Boss, A.P., Farmer, D.J., Hoehler, T.M., Jakosky, B.M., Meadows, V.S., Pohorille, A., Runnegar, B. and Spormann, A.M. (2009). The NASA Astrobiology Roadmap. Astrobiology, 8: 715-730.

Des Marais, D.J., Turk, K.A., Carpenter, S., Bebout, B.M. (2004). Biogeochemistry of cyanobacterial mats, Guerrero Negro, BCS, Mexico [Abstract]. AbSciCon 2004, NASA Ames Research Center, Moffett Field, CA. International Journal of Astrobiology, Supplement 1 (March): #33.

Dhillon, A., Teske, A., Dillon, J., Stahl, D.A. and Sogin, M.L. (2003). Molecular characterization of sulfate reducing bacteria in the Guaymas basin. Applied and Environmental Microbiology, 69(5): 2765-2772.

Dillon, J., Miller, S., Bebout, B., Crump, A., Sogin, M. and Stahl, D. (2003). Diversity of sulfate-reducing prokaryotes across a redox boundary in a hypersaline microbial mat [Abstract]. Abstracts of Papers, American Society of Limnology and Oceanography Aquatic Sciences Meeting, Salt Lake City, UT.

Dillon, J., Rothrock, M., Garcia-Pichel, F., Des Marais, D. J., Bebout, B. and Stahl, D. (2002). Analysis of bacterial community structure across varying spatial scales [Abstract]. Abstracts with Program, Astrobiology Science Conference 2002, NASA Ames Research Center, Moffett Field, CA.

Dillon, J.G. and Castenholz, R.W. (2003). The synthesis of the UV-screening pigment, scytonemin, and photosynthetic performance in isolates from closely related natural populations of cyanobacteria (Calothrix sp.). Environmental Microbiology, 5(6): 484-491.

Dillon, J.G., Miller, S.R. and Castenholz, R.W. (2003). UV-acclimation responses in natural populations of cyanobacteria (Calothrix sp.). Environmental Microbiology, 5:473-483.

Dillon, J.G., Tatsumi, C.M., Tandingan, P.G. and Castenholz, R.W. (2002). Effect of environmental factors on the synthesis of scytonemin, a UV-screening pigment, in a cyanobacterium (Chroococcidiopsis sp.). Archives of Miicrobiology, 177: 322-331.

Dioumaev, A.K., Brown, L.S., Needleman, R. and Lanyi, J.K. (2001). Coupling of the reisomerization of the retinal, proton uptake, and reprotonation of Asp-96 in the N photointermediate of bacteriorhodopsin. Biochemistry, 40: 11,308-11,317.

Dioumaev, A.K., Brown, L.S., Shih, J., Spudich, E.N., Spudich, J.L. and Lanyi, J.K. (2002). Proton transfers in the photochemical reaction cycle of proteorhodopsin. Biochemistry, 41: 5348-5358.

Dragomir, D., Kane, S. R., Henry, G. W., Ciardi, D. R., Fischer, D. A., Howard, A., Jensen, E. L., Laughlin, G., Mahadevan, S., Matthews, J. M., Pilyavsky, G., von Braun, K., and Wang, S. X. (2012). The HD 192263 System: Planetary Orbital Period and Stellar Variability Disentangled. Astrophysical Journal, 754, 37.

Dueck, S.L., Zachary, S., Michael, D., Parenteau, M., Kubo, M., Jahnke, L., Scalice, D. and Des Marais, D.J. (2010). Astrobiology student intern program at Lassen Volcanic National Park [Abstract 5434]. Astrobiology Science Conference.

Dupraz, C. and Visscher, P.T. (2005). Microbial lithification in modern marine stromatolites and hypersaline mats. Trends in Microbiology, 13(9): 429-428.

Dupraz, C., O. Braissant, C. Glunk, A.W. Decho, P.T. Visscher, (2008). Influence of the EPS Matrix on microbialite formation [Abstract] Astrobiology Science Conference 2008, April 14-17 2008, Santa Clara, CA. Astrobiology, Vol. 8, No. 2. 379: 18-05.O.

Dupraz, C., Reid, R.P., Baissant, O., Decho, A.W., Norman, R.S. and Visscher, P.T. (2009). Processes of Carbonate Precipitation in Modern Microbial Mats. Earth-Science Reviews, 96: 141-162.

Dupraz, C., Verrecchia, E.P. and Visscher, P.T. (2004). The role of extracellular polymeric substances (EPS) and sulfate reduction in mirobialite formation of hypersaline lakes (Bahamas) [Abstract]. In: G. Camoin and P. Gautret (Eds.). Microbialites and Microbial Communities in Sedimentary Systems (pp. 45-47). Paris, France: Assocation des Sedimentologistes Francais.

Dupraz, C., Visscher, P.T., Baumgartner, L.K. and Reid, R.P. (2004). Microbe-mineral interactions: early carbonate precipitation in a hypersaline lake (Eleuthera Island, Bahamas). Sedimentology, 51:745-765.

Dworkin, J.P., Bernstein, M.P., Ashbourn, S.F.M., Sandford, S.A., Iraci, L.T. and Allamandola, L.J. (2002). The laboratory production of meteoritic-like molecules in simulated interstellar ices [Abstract]. 10th ISSOL Meeting (International Society for the Study of Origin of Life) and 13th International Conference on the Origin of Life, Oaxaca, Mexico, 30 June-5 July 2002. Oaxaca ISSOL '02, Program and Abstracts.

Dworkin, J.P., Deamer, D.W., Sandford, S.A. and Allamandola, L.J. (2001). Self-assembling amphiphilic molecules: Synthesis in simulated interstellar/precometary ices. Proceedings of the National Academy of Sciences of the United States of America, 98: 815-819.

Dworkin, J.P., Gillette, J.S., Bernstein, M.P., Sandford S.A., Allamandola, L.J., Elsila, J.S.A., McGlothlin, D.R. and Zare R.N. (2004). An evolutionary connection between interstellar ices and IDPs? Clues from mass spectroscopy measurements of laboratory simulations. Advances in Space Research, 33: 67-71.

Dworkin, J.P., Moore, M.H., Deamer, D.W. (2004) Synthesis of membranous structures from cosmic-ray bombarded interstellar ices in the laboratory. [Abstract]. Abstracts of Papers of the American Chemical Society, 228(1): U692-U692.

Dworkin, J.P., Sandford, S.A., Bernstein, M.P. and Allamandola, L.J. (2002). The laboratory production of complex organic molecules in simulated interstellar ices [Abstract]. Conference Proceedings of the Laboratory Astrophysics Workshop (pp. 198-200), NASA-Ames Research Center, 1-3 May 2002. (NASA Conference Publication-2002-211863).

Dyar, M.D., Treiman, A.H., Pieters, C.M., Hiroi, T. and Lane, M.D. (2005). MIL03346, the most oxidized Martian meteorite: A first look at petrography, mineral chemistry, and spectroscopy. Journal of Geophysical Research, 110(E9): E09005.




Edwards, H.G.M., Moody, C.A., Jorge Villar, S.E. and Mancinelli, R. (2004). Raman spectroscopy of desert varnishes and their rock substrata. Journal of Raman Spectroscopy, 35:475-479.

Ehlmann, B.L., Cardace, D., Hoehler, T., Blake, D. and Kelemen, P. (2011). Terrestrial serpentinizing systems as mineralogical, geochemical (and biological?) analogs for Mars. Analogue sites for Mars missions: MSL and beyond. The Woodlands, TX.

Ehlmann, B.L., Mustard, J.F., Fassett, C.I., Schon, S.C., Head, J.W., Des Marais, D.J., Grant, J.A., Murchie, S.L., (2008). Clay minerals in delta deposits and organic preservation potential on Mars. Nature Geoscience 1, 355-358.

Ehrenfreund, P., Ricco, A.J., Squires, D., Kitts, C., Agasid, E., Bramall, N., Bryson, K., Chittenden, J., Conley, C., Cook, A., Mancinelli, R., Mattioda, A., Nicholson, W., Quinn, R., Santos, O., Tahu, G., Voytek, M., Beasley, C., Bica, L., Diaz-Aguado, M., Friedericks, C., Henschke, M., Landis, D., Luzzi, E., Ly, D., Mai, N., Minelli, G., McIntyre, M., Neumann, M., Parra, M., Piccini, M., Rasay, R., Ricks, R., Schooley, A., Stackpole, E., Timucin, L., Yost, B., Young, A. (2012, In Press). The O/OREOS Mission - Astrobiology in Low Earth Orbit, Acta Astronautica.

Ehrenfreundt, P., Bernstein, M.P., Dworkin, J.P., Sandford, S.A. and Allamandola, L.J. (2001). The photostability of amino acids in space. Astrophysical Journal, 550(1,2): L95-L99.

Elsila, J. and Bernstein, M. (2005). UV Irradiation of Aromatic Nitrogen Heterocycles in Interstellar Ice Analogs [Abstract]. NAI 2005: Biennial Meeting. Astrobiology, 5:191. Boulder, CO.

Elsila, J. and Bernstein, M. (2005). UV Photochemistry of Quinoline in Interstellar Ice Analogs. [Abstract]. Pacifichem. Honolulu, HI.

Elsila, J., Bernstein, M. and Sandford, S. (2005). UV Irradiation of Aromatic Nitrogen Heterocycles in Interstellar Ice Analogs.[Abstract]. 68th Annual Meteoritical Society Meeting.Gatlinburg, TN.

Elsila, J., J. Dworkin, M. Bernstein, M. Martin and S. Sandford (2008). Mechanisms of amino acid formation in interstellar ice analogs. [Abstract] Astrobiology Science Conference 2008, April 14-17 2008, Santa Clara, CA. Astrobiology, Vol. 8, No. 2. 364:16-11-O.

Elsila, J.E., Bernstein, M.P. and Dworkin, J.P. (2006). Studies of amino acid formation by photolysis of interstellar ice analogs. [Abstract]. AbSciCon 2006, Washington, DC. Astrobiology, 6(1): 116 [Abstract 85].

Elsila, J.E., Gillette, J.S., Zare, R.N., Bernstein, Mp.P., Dworkin, J.P., Sandford, S.A., Allamandola, L.J. (2001) Low temperature ice photochemistry as a source of meteorite and cometary organics. [Abstract]. Abstracts of Papers of the American Chemical Society, 221(1): U540-U540.

Elsila, J.E., Hammond, M.R., Bernstein, M.P., Sandford, S.A. and Zare. R.N. (2006) UV photolysis of quinoline in interstellar ice analogs. Meteoritics and Planetry Science, 42(5): 785-796

Elsila, J.E., Hammond, M.R., Berstein, M.P. and Zare, R.N. (2005). UV Irradiation of Quinoline in Interstellar Ice Analogs. Meteoritics and Planetary Science, 40(9,S): A44-A44.

Ennico, K., Sandford, S., Allamandola, L., Bregman, J., Cohen, M., Cruikshank, D., Greene, T., Hudgins, D., Kwok, S., Lord, S., Madden, S., McCreight, C., Roellig, T., Strecker, D., Tielens, A. and Werner, M. (2003). The AstroBiology Explorer (ABE) MIDEX Mission Concept _ Identifying Organic Molecules in Space. In: IR Space Telescopes and Instruments. J.C. Mather (Ed.). Proceedings of the SPIE (International Society for Optical Engineering), 4850: 1149-1160.

Ennico, K., Sandford, S., Cox, S., Ellis, B., Gallagher, D., Gautier, N., Greene, T., McCreight, C., Mills, G., Purcell, W. (2002). The AstroBiology Explorer (ABE) MIDEX Mission concept. In: R.B. Hoover, G.V. Levin, R.R. Paepe and A.Y. Rozanov (Eds.). Instruments, Methods, and Missions for Astrobiology IV, San Diego, CA. Proceedings of SPIE, Vol. 4495 (pp. 273-282). Bellingham, WA: The International Society for Optical Engineering.

Europa Study Team (2012). Europa Study 2012 Report: Europa Lander Mission. JPL D-71990.




Fahlen, T. and Mancinelli, R.L. (2002). A rapid fluorescence based viability assay for halophilic Archaea [Abstract]. Abstracts with Program, Astrobiology Science Conference 2002 (p. 195), NASA Ames Research Center, Moffett Field, CA.

Fahlen, T. and Mancinelli, R.L. (2003). Development of a GFP reporter for use in Halobacterium sp. NRC-1 [Abstract]. American Society for Microbiology, 103rd General Meeting, Washington, DC. Presentation #N 235.

Fike, D.A., Finke, N., Blake, G., Zha, J., Hoehler, T.M. and Orphan, V.J. (2009). The effect of sulfate concentration on (sub)millimeter-scale sulfide ö34S in hypersaline cyanobacterial mats over the diurnal cycle. Geochimica et Cosmochimica Acta, 73: 6187-6204.

Fike, D.A., Gammon, C.L., Ziebis, W. and Orphan, V.J. (2008). Micron-scale mapping of sulfur cycling across the oxycline of a cyanobacterial mat: A paired nanoSIMS and CARD-FISH approach. ISME Journal, 2: 749-759.

Finke N., Hoehler T. M., Jørgensen B. B. (2007). Hydrogen leakage during methanogenesis from methanol and methylamine: implications for anaerobic carbon degradation pathways in aquatic sediments. Environ. Microbiol. 9, 1060-1071.

Finke, N., Hoehler, T.M. and Jørgensen, B.B. (2003). Methanogenesis from methanol and methylamine at changing hydrogen concentrations [Abstract]. Forschungszentrum Terramare, Berichte Nr. 12: 50-51.

Finke, N., Hoehler, T.M. and Jørgensen, B.B. (2003). Methanogenesis from methanol and methylamine at changing hydrogen concentrations [Abstract]. Geochimica et Cosmochimica Acta, 67(18, Supplement 1): A97.

Finke, N., Hoehler, T.M. and Jørgensen, B.B. (2007). Hydrogen 'leakage' during methanogenesis from methanol and methylamine: Implications for anaerobic carbon degradation pathways in aquatic sediments. Environmental Microbiology. 9(4): 1060-1071.

Fishbaugh, K.E., Des Marais, D.J., Korablev, O., Lognonné, P., Raulin, F. (2007). Introduction: A Multidisciplinary approach to habitability. Space Science Reviews, Vol: 129, No: 1-3, Page: 1-5.

Fishbaugh, K.E., Lognonné, P. and Raulin, F. Des Marais, D.J. and Korablev O. (Eds) (2007). Epilogue. In Geology and Habitability of Terrestrial Planets, Space Science Series of ISSI, Vol.24. VI. Springer , 306 pp. ISBN: 978-0-387-7487-8.

Fleming, E. D. and Castenholz, R. W. (2007). Effects of periodic desiccation on the synthesis of the UV-screening compound, scytonemin, in cyanobacteria. Environmental Microbiology, Vol. 9(6): 1448-1455.

Fleming, E. D., Bebout, B. M., and Castenholz, R.W. (2007). Effects of salinity and light intensity on the resumption of photosynthesis in rehydrated cyanobacterial mats from Baja California Sur, Mexico. Journal of Phycology. Vol. 43(1): 15-24.

Fleming, E.D. and Castenholz, R.W. (2007). Effects of Periodic Desiccation on the Synthesis of the UV-Screening Compound, Scytonemin, in Cyanobacteria. Environmental Microbiology 9:1448-1455

Fleming, E.D. and Castenholz, R.W. (2008). Effects of Nitrogen Source on the Synthesis of the UV-Screening Compound, Scytonemin in Nostoc punctiforme PCC 73102. FEMS Microbiology Ecology 63:301-308.

Fleming, E.D., Norris, T.B and Castenholz, R.W. (2002). The effects of environmental extremes on cyanobacterial mats: UV radiation and salinity [Abstract]. Abstracts with Program, Astrobiology Science Conference 2002 (p. 197), NASA Ames Research Center, Moffett Field, CA.

Fleming, E.D., Norris, T.B. and Castenholz, R.W. (2002). The effects of environmental factors on the resumption of photosynthetic activity of cyanobacterial mats following rehydration [Abstract: NASA Astrobiology Institute General Meeting 2003]. Astrobiology, 2(4): 551.

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Rivera T., Gonzalez, M., Visscher, P.T., Hernandez, C., Nieves, D., Ram_rez, W., and Casillas-Martinez, L. (2004). Hypersaline mats as quintessential tools to teach geomicrobiology [Abstract]. American Society for Microbiology, 104th General Meeting, New Orleans, LA.

Rodriguez-Gomez, D., Darve, E. and Pohorille, A. (2006) Computer modeling of protocellular functions: Peptide insertion into membranes. [Abstract]. AbSciCon 2006, Washington, DC. Astrobiology, 6(1): 244 - 456.

Roeselers, G., Norris, T.B., Castenholz, R.W., Rysgaard, S., Glud, N., Kühl, M. and Muyzer, G. (2007) Diversity of phototrophic bacteria in microbial mats in Arctic hot springs (Greenland). Environmental Microbiology, Vol. 9(1): 26-38.

Rogoff, D., Rothschild, L.J., Bishop, J. and Carpenter, E.J. (2005). The ultraviolet (UV) protectin pigment in cyanobacteria, scytonemin: the effects of the external protectant, iron, and its implications for life on Mars [Abstract]. 2005 Biennial Meeting of the NASA Astrobiology Institute, Boulder, CO. Astrobiology, 5:317-318.

Rogoff, D., S. Leuko, B, Burns, M.R. Walter, B.A. Neilan and L.J. Rothschild (2008). On the U.V. resistance of Halococcus hamelinensis, a novel Archaeon isolated from stomatolites [Abstract] Astrobiology Science Conference 2008, April 14-17 2008, Santa Clara, CA. Astrobiology, Vol. 8, No. 2. 382: 18-14-P.

Rosenberg, M.J.F., Berne, O., Boersma, C., Allamandola, L.J. and Tielens, A.G.G.M. (2011). Coupled Blind Signal Separation and Spectroscopic Database Fitting of the Mid-Infrared PAH Features. AandA, 532(A128).

Roser, J.E. and Allamandola, L.J. (2010). Infrared Spectroscopy of Naphthalene Aggregation and Cluster Formation in Argon Matrices. The Astrophysical Journal, 722: 1932-1938.

Rothrock, M.J. and Garcia-Pichel, F. (2004). Microbial diversity of benthic mats along a tidal desiccation gradient [Abstract]. AbsciCon 2004, NASA Ames Research Center, Moffett Field, CA. International Journal of Astrobiology, Supplement 1 (March): 64.

Rothschild, L, J. Cutler, R. Twiggs and M. Maniscalco (2008). BioLaunch: A novel Stanford Faculty and student-run program in suborbital and small payloads [Abstract] Astrobiology Science Conference 2008, April 14-17 2008, Santa Clara, CA. Astrobiology, Vol. 8, No. 2. 315: 06-07-O.

Rothschild, L. (2005). Astrobiology and the strange case of UV radiation [Abstract]. Australian Centre for Astrobiology, Macquarie, Australia.

Rothschild, L. (2005). Astrobiology and the strange case of UV radiation [Abstract]. Physics Department, University of San Francisco, San Francisco, CA.

Rothschild, L. (2005). Do unicellular organisms exist? [Abstract]. Abstracts of Papers, International Society for Evolutionary Protistology 15, Melbourne, Australia.

Rothschild, L. (2005). Extremophiles: defining the envelope for the search for life in the universe [Abstract]. Origins Conference. McMaster University, Ontario.

Rothschild, L.J. (2001). Astrobiology. In: McGraw Hill Encyclopedia of Science and Technology, 2002 (pp. 21-24).

Rothschild, L.J. (2001). Microbial Physiology at High Temperature, Low pH, Low pCO2: Implications for evolution and ecology in Thermophiles. Biodiversity, Ecology and Evolution, A.L. Reysenbach, M. Voytek and R.L. Mancinelli, eds., Kluwer Academic/ Plenum Publishers, New York. Pp. 125-142.

Rothschild, L.J. (2002). Exploiting a hostile world. [Review of the book, Life at the Limits: Organisms in Extreme Environments,by D.A. Wharton]. Nature, 417: 593.

Rothschild, L.J. (2002). Extremophiles on Earth and beyond [Abstract]. International Space Life Sciences Working Group (ISLSWG). International Workshop on The Microbial Ecology and the Space Environment.

Rothschild, L.J. (2002). Is evolution predictable? [Abstract]. Fine Tuning, Windsor Castle, England.

Rothschild, L.J. (2002). Life in extreme environments. Ad Astra, 14: 32-40.

Rothschild, L.J. (2003) The Sun: The Impetus of Life in Evolution on Planet Earth: The Impact of the Physical Environment, L. Rothschild and A. Lister. (Eds). Academic Press, London. 87-107.

Rothschild, L.J. (2003). Astrobiology: The strange case of radiation [Abstract]. United Kingdom Astrobiology Forum, Cambridge, England.

Rothschild, L.J. (2003). The origin, evolution and distribution of life in the Universe: An astrobiological perspective. In: C. Impey and C. Petry (Eds.). International Symposium on Astrophysics Research and on the Dialogue between Science and Religion. Rome, Italy: Vatican Observatory Publications. Distributed by the University of Notre Dame Press, Notre Dame, IN. 322pp. ISBN 88-209-6890-8

Rothschild, L.J. (2003). The origin, evolution, and distribution of life in the Universe: An astrobiological perspective. In: C. Impey and C. Petry (Eds.). Science and Theology: Ruminations on the Cosmos. Rome, Italy: Vatican Observatory Publications. Distributed by the University of Notre Dame Press, Notre Dame, IN. 165pp. ISBN 88-209-6888-6.

Rothschild, L.J. (2004) Protozoologist (Protistology) at the dawn of the 21st Century. J. Eukaryotic Microbiol. 51: 3-7

Rothschild, L.J. (2006). The role of the Moon in shaping life on Earth. [Abstract]. AbSciCon 2006, Washington, DC. Astrobiology, 6(1): 123 [Abstract 180].

Rothschild, L.J. (2008). The evolution of photosynthesis...again? Phil. Trans. Royal Soc. B, 363: 2787-2801.

Rothschild, L.J. (2009). A Biologist's Guide to the Solar System. In: Bertka, C. (Eds.). Exploring the Origin, Extent and Future of Life. Cambridge University Press.

Rothschild, L.J. and Giver, L.J. (2003). Photosynthesis below the surface in a cryptic microbial mat. International Journal of Astrobiology, 1(4): 295-304.

Rothschild, L.J. and Lister, A. (Eds.). (2003). Evolution on Planet Earth: The Impact of the Physical Environment. Academic Press, New York, N.Y.

Rothschild, L.J. and R.L. Mancinelli (2001) Life in extreme environments. Nature (London) 409: 1092-1101.

Rothschild, L.J., Mancinelli, R.L. and Horneck, G. (2002). Life beyond the planet of origin: Microbes in Space. [Abstract: NASA Astrobiology Institute General Meeting 2003]. Astrobiology 2(4): 489.

Rothschild, L.J., Mancinelli, R.L., Hock, A. and Rogoff, D.A. (2006). The search for interplanetary pioneers: An unusual hypersaline community in Bolivia. [Abstract]. AbSciCon 2006, Washington, DC. Astrobiology, 6(1): 226 - 99.

Rothschild, L.J., Mancinelli, R.L., Landheim, R. and Hock, A. (2005). The Search for Interplanetary Pioneers: An unusual hypersaline community from Bolivia [Abstract]. 2005 Biennial Meeting of the NASA Astrobiology Institute, Boulder, CO. Astrobiology, 5:265.

Rothschild, L.J., Purcell, D., Rogoff, D. and Wilson, C. (2002). The indirect effect of UV: Some good news for microbes? [Abstract]. Abstracts with Program, Astrobiology Science Conference 2002, NASA Ames Research Center, Moffett Field, CA.

Rotundi, A., Baratta, G.A., Borg, J., Brucato, J.R., Busemann, H., Colangeli, L., D'HenDecourt, L., Djouadi, Z., Ferrini, G., Franchi, I.A., Fries, M., Grossemy, F., Keller, L.P., Mennella, V., Nakamura, K., Nittler, L.R., Palumbo, M.E., Sandford, S.A., Steele, A. and Wopenka, B. (2008). Combined Micro-Raman, Micro-Infrared, and Field Emission Scanning Electron Microscope Analyses of Comet 81P/Wild 2 Particles Collected by Stardust. Meteoritics and Planetary Science, 43: 367-397.

Rouhani, S., Cartailler, J.-P., Facciotti, M.T., Walian, P., Needleman, R., Lanyi, J.K., Glaeser, R.M. and Luecke, H. (2002). Crystal structure of the D85S mutant of bacteriorhodopsin: Model of an O-like photocycle intermediate [Abstract]. Biophysical Society Meeting, Biophysical Journal, 82: 226A.

Rouhani, S., Cartailler, J.P., Facciotti, M.T., Walian, P., Needleman, R., Lanyi, J.K., Glaeser, R.M. and Luecke, H. (2001). Crystal structure of the D85S mutant of bacteriorhodopsin: Model of an O-like photocycle intermediate. Journal of Molecular Biology, 313: 615-628.

Rugheimer, S. and Som, S. (2012). Exoplanet and organics in Space. Presentation at the 2012 Astrobiology Graduate Conference (AbGradCon), August 27 - 30 2012, Los Angeles, CA.




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Sandford, S. (2008). Overview of the results of the organics preliminary examination of Stardust samples [Abstract] Astrobiology Science Conference 2008, April 14-17 2008, Santa Clara, CA. Astrobiology, Vol. 8, No. 2. 446: 31-07-O.

Sandford, S. A. (2011). The Power of Sample Return Missions -Stardust and Hayabusa. In Proceedings of the IAU Symposium #280 - "The Molecular Universe", eds. J. Cernicharo and R. Bachiller, invited paper to meeting held in Toledo, Spain, 30 May - 3 June 2011, (Cambridge University Press: Cambridge), pp. 275-287.

Sandford, S., Allamandola, L., Bregman, J., Cohen, M., Cruikshank, D., Dumas, C., Ennico, K., Greene, T., Hudgins, D., Kwok, S., Lord, S., Madden, S., McCreight, C., Roellig, T., Sandford, S., Strecker, D., Tielens, A. and Werner, M. (2003). Organics in the Solar System and the AstroBiology Explorer (ABE) Mission [Abstract 41.09]. 35th DPS (Division of Planetary Science) Meeting, Monterey, CA, 1-6 September 2003. BAAS 35 #4.

Sandford, S., Allamandola, L., Bregman, J., Ennico, K., Greene, T., Hudgins, D., Strecker, D. (2002). Identifying organic molecules in space -- The AstroBiology Explorer (ABE) MIDEX Mission concept. In: R.B. Hoover, G.V. Levin, R.R. Paepe and A.Y. Rozanov (Eds.). Instruments, Methods, and Missions for Astrobiology IV, San Diego, CA. Proceedings of SPIE, Vol. 4495 (pp. 170-181). Bellingham, WA: The International Society for Optical Engineering.

Sandford, S.A. (2001). The Astrobiology Explorer (ABE) Midex Mission concept - Exploring the links between the interstellar medium and meteorites [Abstract]. Meteoritics and Planetary Science, 36: A181.

Sandford, S.A. (2001). The composition of organics and volatiles in the interstellar medium. In: C. Woodward and M.D. Bicay (Eds). Galactic Structure, Stars, and the Interstellar Medium, 4th Tetons Summer Conference, ASP Conference Proceedings Series, Vol. 231 (pp. 152-170). San Francisco, CA: Astronomical Society of the Pacific.

Sandford, S.A. (2004). The Astrobiology Explorer (ABE) MIDEX Mission concept: Exploring the connections between chemistry in space and life on planets [Abstract]. AbSciCon 2004, NASA Ames Research Center, Moffett Field, CA. International Journal of Astrobiology, Supplement 1 (March): 16.

Sandford, S.A. (2005). Organic synthesis in space. In: M. Livio, N. Reid and W. Sparks (Eds.). Astrophysics of Life.,Cambridge Univ. Press. (54-66).

Sandford, S.A. (2007). Organics in the samples returned by the Stardust Spacecraft from Comet 81P/Wild 2 [Abstact] Bioastronomy 2007, San Juan, Puerto Rico, July 16-20, 2007, Astrobiology, 7:3: 493 (Abstract O-53).

Sandford, S.A. (2008). Organics in the Samples Returned from Comet 81P/Wild 2 by the Stardust Spacecraft. In: Kwok, S. and Sandford, S. (Eds.). Organic Matter in Space. Vol. Proc. Of IAU Symposium 251. Cambridge University Press: Cambridge.

Sandford, S.A. (2008). Terrestrial Analysis of the Organic Component of Comet Dust. Ann. Rev. Anal. Chem, 1: 549-578.

Sandford, S.A. (2009). Organics in the Samples Returned by the Stardust Spacecraft from Comet 81P/Wild 2. In: Meech, K.J., Keane, J.V., Mumma, M.J., Siefert, J.L. and Werthimer, D.J. (Eds.). Bioastronomy 2007 - Molecules, Microbes, and Extraterrestrial Life. Vol. 421. Astronomical Society of the Pacific Conference Series.

Sandford, S.A., Bajt, S., Clemett, S.J., Cody, G.D., Cooper, G., DeGregorio, 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., Spencer, M.K., Stephan, T., Westphal, A., Wirick, S., Zare, R.N. and Zolensky, M.E. (2010). Assessment and control of organic and other contaminants associated with the Stardust sample return from Comet 81P/Wild 2. Meteoritics and Planetary Science, 45: 406-433.

Sandford, S.A., Bernstein, M.P. and Allamandola, L.J. (2004). The mid-infrared laboratory spectra of naphthalene (C10H8) in solid H2O. Astrophysical Journal, 607: 346-360.

Sandford, S.A., Bernstein, M.P. and Dworkin, J.P. (2001). Assessment of the interstellar processes leading to deuterium enrichment in meteoritic organics. Meteoritics and Planetary Science, 36(8): 1117-1133.

Sandford, S.A., Bernstein, M.P., Allamandola, L.J., Goorvitch, D. and Teixeira, T.C.V.S. (2001). The abundances of solid N2 and gaseous CO2 in interstellar dense molecular clouds. Astrophysical Journal, 548: 836-851.

Sandford, S.A., Bernstein, M.P., and Allamandola, L.J. (2004). On the detection of polycyclic aromatic hydrocarbons in interstellar dense molecular clouds [Abstract]. AbSciCon 2004, NASA Ames Research Center, Moffett Field, CA. International Journal of Astrobiology, Supplement 1 (March): 96-97.

Sandford, S.A., Bernstein, M.P., Dworkin, J.P., Cooper, G.W. and Allamandola, L.J. (2002). The production of amino acids in interstellar ices - Implications for meteoritic organics [Abstract]. 65th Meteoritical Society Meeting, 22-26 July 2002. Meteoritics and Planetary Science, 37(7, Supplement): A125. (Abstract #5013).

Sandford, S.A., Dworkin, J.P., Deamer, D.W. and Allamandola, L.J. (2001). Self-assembling amphiphilic molecules: A possible linkage between interstellar chemistry and meteoritic organics [Abstract]. Meteoritics and Planetary Science, 36: A181-182.

Sandford, S.A., Milam, S.N., Nuevo, M., Jenniskens, P. and Shaddad, M.H. (2010). The Mid-Infrared Transmission Spectra of Multiple Stones from the Almahata Sitta Meteorite. Meteoritics and Planetary Science, 45: 1821-1835.

Sarrazin P., W. Brunner and D. Blake (2008). XRD-XRF Instrument for Robotic Astrobiological Missions on Earth [Abstract] Astrobiology Science Conference 2008, April 14-17 2008, Santa Clara, CA. Astrobiology, Vol. 8, No. 2. 354:14-28-P.

Sarrazin, P., Taylor, G.J., Blake, D., Vaniman, D. and Bish, D. (2011). XTRA: Extraterrestrial Regolith Analyzer. LPSC 42.

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Sato, B.S., Fischer, S.A., Henry, G.W., Laughlin, G., Butler, R.P., Marcy, G.W., Vogt, S.S., Bodenheimer, P., Wolf, A., Ammons, M., Boyd, L., Ida, S., Johnson, J.A., McCarthy, C., Minniti, D., Robinson, S., Strader, J., Tah, K.L., Toyota, E., Valenti, J.A. and Wright, J.T. (2005). The N2K consortium. III. A transiting hot saturn around HD 149026 with a large solid core. Astrophysical Journal. 633(1.1): 465-473.

Schenk, P.M. and Zahnle, K. (2007). On the negligible surface age of Triton. Icarus, 197(1): 135-149.

Schlaufman, K. C. and Laughlin, G. (2011). Kepler Exoplanet Candidate Host Stars are Preferentially Metal Rich, Astrophysical Journal, 738, 177.

Schrenk, M.O., Brazelton, W.J., Lang, S.Q. (2012) Serpentinization, Carbon, and Deep Life [poster]. Astrobiology Science Conference, Atlanta, Georgia, (16-20 April 2012).

Schrenk, M.O., Nelson, B.Y., Brazelton, W.J. (2011). The Serpentinite Subsurface Microbiome. [invited talk] Abstract B22A-05 presented at 2011 Fall Meeting, AGU, San Francisco, CA, 5-9 Dec.

Schröder, C., Klingelhoefer, G., Morris, R.V., Bernhardt, V., Blumers, M., Fleischer, I., Rodionov, D.S., Lopez, J.G. and De Souza Jr., P.A. (2011). Field-portable Mössbauer spectroscopy on Earth, the Moon, Mars, and beyond. G. E. E. A, 11: 129-143.

Schuerger, A.C., Mancinelli, R.L., Kern, R.G., Rothschild, L.J. and McKay, C.P. (2003) Survival of Bacillus subtilis on Spacecraft Surfaces under Simulated Martian Environments: Implications for the Forward Contamination of Mars. Icarus, 165: 253-276.

Schulte, M. (2003). The habitability of Mars: Lessons from ophiolites on Earth [Abstract]. American Geophysical Union (AGU) Fall Meeting, 8-12 December 2003, San Francisco, CA.

Schulte, M., Blake, D., Hoehler, T. and McCollom, T. (2005). Serpentinization and its Implications for Life on the Early Earth and Mars. Astrobiology.6(2).

Schwenzer, S.P., Abramov, O., Allen, C.C., Clifford, S., Filiberto, J., Kring, D.A., Lasue, J., McGovern, P.J., Newsom, H.E., Treiman, A.H., Vaniman, D.T., Wiens, R.C. and Wittmann, A. (2010). Exploring martian impact craters: Why they are important for the search for life. [abstract]. Lunar Planet. Sci. 41st. Abstr. #1589.

Seelig, B. (2011). mRNA display for the selection and evolution of enzymes from in vitro-translated protein libraries. Nat. Protocols, 6: 540-552.

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Segura, T.L., Toon, B., Zahnle, K. and Colaprete, A. (2002). Formation of rivers from the effects of large impacts on Mars [Abstract]. American Geophysical Union, Fall Meeting, December 6-10, 2002, San Francisco, CA. Abstract #P51B-0349.

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Segura, T.L., Toon, O., Zahnle, K. and Colaprete, A. (2001). Effects of large impacts on Mars: Implication for river formation [Abstract]. 33rd Annual Meeting of the Division for Planetary Sciences of the American Astronomical Society. Bulletin of the American Astronomical Society, 33: 19.08.

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Segura, T.L., Toon, O.B. and Colaprete, A. (2003). Time-dependent calculations of an impact-triggered runaway greenhouse atmosphere on Mars [Abstract]. Sixth International Conference on Mars, Pasadena, CA, July, 2003

Segura, T.L., Toon, O.B. and McKay, C.P. (2004). An impact-triggered runaway greenhouse on Mars [Abstract]. AbSciCon 2004, NASA Ames Research Center, Moffett Field, CA. International Journal of Astrobiology, Supplement 1 (March): 78.

Segura, T.L., Toon, O.B. and McKay. C.P. (2004). An impact-triggered runaway greenhouse on Mars [Abstract]. Sixth International Conference on Mars, Pasadena, CA.

Sessions, A., Jahnke, L., Schimmelmann, A. and Hayes, J. (2002). Sources of hydrogen and H-isotopic fractionations in bacterial lipid biosynthesis [Abstract]. Abstracts with Program, Astrobiology Science Conference 2002 (p. 176), NASA Ames Research Center, Moffett Field, CA.

Sessions, A.L., Jahnke, L.L., Schimmelmann, A. and Hayes, J.M. (2002). Hydrogen isotope fractionation in lipids of the methane-oxidizing bacterium, Methylococcus capsulatus. Geochimica et Cosmochimica Acta, 66: 3955-3969.

Sessions, A.L., Jahnke, L.L., Schmmelmann, A. and Hayes, J.M. (2002). Methane-derived hydrogen in lipids produced by aerobic methanotrophs [Abstract]. Eos, Transactions of the American Geophysical Union, 82(47, Fall Meeting Supplement): Abstract B12B-0126.

Severman, S., Johnson, C.M., Beard, B.L., Yevenes, M., Huerta-Diaz, M.A., Thamdrup, B., Hoehler, T.M. and Welch, S. (2004). Fe and S isotope variations in cyanobacterial mats: modern analogues of ancient stromatolites [Abstract]. 2004 Fall American Geophysical Union Meeting, San Francisco, CA. Eos Transactions AGU, 85(47, Fall Meeting Supplement):Abstract V51A-0521.

Shankland, P.D. and Laughlin, G. (2006). A triumvirate of accessible resources to detect amd characterize extrasolar planets. [Abstract]. AbSciCon 2006, Washington, DC. Astrobiology, 6(1): 205 [Abstract 358].

Shepard, R., Prufert-Bebout, L. and Parsons-Hubbard, K. (2002). Mysterious microbes in mounds: Cyanobacterial communities and texture in modern Bahamian stromatolites [Abstract]. Geological Society of America, Joint Annual Meeting of the North-Central Section (36th) and Southeastern Section (51st), April 3-5, 2002, Lexington, Kentucky. Abstract # 32562.

Sleep, N. (2008). Tectonics and the habitability of super-Earths [Abstract] Astrobiology Science Conference 2008, April 14-17 2008, Santa Clara, CA. Astrobiology, Vol. 8, No. 2. 395: 22-06-O.

Sleep, N.H. (2006). The Moon as a biological tape recorder. [Abstract]. AbSciCon 2006, Washington, DC. Astrobiology, 6(1): 109 [Abstract 38].

Sleep, N.H. and Bird, D.K. (2006). Pre-photosynthetic niches on the Earth. [Abstract]. AbSciCon 2006, Washington, DC. Astrobiology, 6(1): 110 [Abstract 39].

Sleep, N.H., Zahnle K.J. and Neuhoff, P.S. (2001). Initiation of clement surface conditions on the earliest Earth. Proceedings of the National Academy of Sciences of the United States of America, 98: 3666-3672.

Smith, A., and J. Lissauer (2008). An investigation of the stability of systems of Earth-mass bodies orbiting a Sun-like star [Abstract] Astrobiology Science Conference 2008, April 14-17 2008, Santa Clara, CA. Astrobiology, Vol. 8, No. 2. 376: 17-25-P.

Som S. (2012). A cell as a toaster. Presentation and poster and the 2012 Nordic-Hawaii Summer School, July 1 - 15, 2012, Reykjavik, Iceland.

Som S., Alperin, M., Hoehler, T. (2012). Numerical quantification of habitability in serpentinizing systems. Abstract and poster presented at the 2012 Astrobiology Science Conference (AbSciCon), April 16-20 2012, Atlanta, GA.

Som S., Alperin, M., Hoehler, T. (2012). Numerical quantification of habitability in serpentinizing systems. Poster presented at the 2012 Astrobiology Graduate Conference (AbGradCon), August 27-30 2012, Los Angeles, CA.

Southam, G., Rothschild, L.J. and Westall, F. (2007). The geology and habitability of terrestrial planets: Fundamental requirements for life. Space Science Reviews, Vol. 129(1-3): Page 7-34.

Spencer, M.K., Clemett, S.J., Sandford, S.A., McKay, D.S. and Zare, R.N. (2009). Organic Compound Alteration during Hypervelocity Collection of Carbonaceous Materials in Aerogel. Meteoritics and Planetary Science, 44: 15-24.

Squyres, S.W., R.E. Arvidson, S. Ruff, R. Gellert, R.V. Morris, D.W.Ming, L. Crumpler, J.D. Farmer, D.J. Des Marais, A. Yen, S.M. McClennan, W. Calvin, J.F. Bell, B.C. Clark. A. Wang, T.J. McCoy, M.E. Schmidt and PA de Souza. (2008). Detection of silica-rich deposits on Mars. Science, Vol. 320, No. 5870, 1063-1067.

Stolz, J.F., Feinstein, T.N., Salsi, J., Visscher, P.T. and Reid, R.P. (2001). Microbial role in sedimentation and lithification in a modern marine stromatolite: A TEM perspective. American Mineralogist, 86: 826-833.

Stubbs, T.J., Glenar, D.A., Richard, D.T. and Colaprete, A. (2009). Predictions for the optical scattering at the Moon, as observed by the LADEE UV/VIS spectrometer [Abstract]. 40th Lunar and Planetary Science Conference.

Summons, R., Jahnke, L., Cullings, K. and Logan, G. (2002). Absence of sterol biosynthesis in cyanobacteria [Abstract]. Abstracts with Program, Astrobiology Science Conference 2002 (p. 1511), NASA Ames Research Center, Moffett Field, CA.

Summons, R.E., Bradley, A.S., Sherman, L. Waldbauer, J. and Jahnke, L.L. (2006). Steroids, Triterpenoids, and the geologic record of oxygen photosynthesis. [Abstract]. AbSciCon 2006, Washington, DC. Astrobiology, 6(1): 101 [Abstract 107].

Summons, R.E., Embaye, T., Jahnke, L.L. and Baumgartner, M. (2002). Molecular signatures of methanogens in cultures and environmental samples [Abstract]. Eos, Transactions of the American Geophysical Union, 83(47, Fall Meeting Supplement): Abstract B51B-0723.

Summons, R.E., Embaye, T., Jahnke, L.L. and Baumgartner, M. (2002). New ether lipid biomarkers from a hyperthermophilic methanogen [Abstract]. 12th Annual V.M. Goldschmidt Conference 2002, Davos, Switzerland. Abstract A752.

Summons, R.E., Jahnke, L.L., Cullings, K.W., Logan, G.A. (2001). Cyanobacterial biomarkers: Triterpenoids plus steroids? [Abstract]. Eos, Transactions of the American Geophysical Union, 82(47, Fall Meeting Supplement): Abstract B22D-0184.

Sutter, B., Ming, D.W., Boynton, W.V., Niles, P.B. and Morris, R.V. (2011). (Ca,Mg)-carbonate and Mg-carbonate at the Phoenix Landing Site: Evaluation of the Phoenix Lander's Thermal Evolved Gas Analyzer (TEGA) using laboratory simulations. Lunar Planet. Sci., XLII.

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Systma, R.E., Buckley, D.H., Des Marais, D.J. and Visscher, P.T. (2002). Production and consumption of reduced C1-gases in microbial mats [Abstract: NASA Astrobiology Institute General Meeting 2003]. Astrobiology, 2(4): 476.

Sytsma, R.E., Casillas-Martinez, L. and Visscher, P.T. (2004). As the salinity cycle turns: Methane production in hypersaline mats of Combate, Puerto Rico [Abstract]. AbSciCon 2004, NASA Ames Research Center, Moffett Field, CA. International Journal of Astrobiology, Supplement 1 (March): 76.




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Thamdrup, B., Bebout, B.M. and Des Marais, D.J. (2003). The effect of sulfate concentration on sulfur cycling in a phototrophic hypersaline microbial mat [Abstract]. Abstract Book (p. 128), American Society of Limnolology and Oceanography (ASLO) Aquatic Sciences Meeting 2003, Salt Lake City, UT.

Thamdrup, B., Bebout, B.M., Des Marais, D.J. and Berg, P. (2004). The effect of sulfate concentrations on rates and sulfur isotope signatures of sulfate reduction in a phototrophic microbial mat [Abstract]. AbSciCon 2004, NASA Ames Research Center, Moffett Field, CA. International Journal of Astrobiology, Supplement 1 (March): 29.

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Tian, F., Toon, O.B., Pavlov, A.A. and DeSterk, H. (2005). Transonic hydrodynamic escape of hydrogen from extrasolar planetary atmospheres. Astrophysical Journal, 621(2):1049-1060 Part 1.

Tian, R., Toon, O.B. and Pavlov, A.A. (2005). Hydrogen concentration in prebiotic Earth's atmosphere [Abstract]. 2005 Biennial Meeting of the NASA Astrobiology Institute, Boulder, CO. Astrobiology, 5:183.

Tielens, A.G.G.M. and Allamandola, L.J. (2011). Cool Interstellar Physics and Chemistry. In: Khriachtchev, L. (Eds.). Physics and Chemistry at Low Temperature. Pan Stanford Publishing.

Tolbert, M.A., Trainer, M.G., Curtis, D.B., Toon, O.B., Pavlov, A.A., McKay, C.P., Khare, B.N., Delia, A.E. and Worsnop, D.R. (2002). Laboratory studies of organic polymer particles: Implications for early Earth [Abstract]. American Geophysical Union, Fall Meeting, San Francisco, CA.

Trainer, M.G., Curtis, D.B., Delia, A.E., Toon, O.B., Tolbert, M.A., McKay, C.P. and Worsnop, D.R. (2002). Mass spectrometric laboratory studies of tholin particles: Application to early Earth and Titan [Abstract]. Abstracts with Program, Astrobiology Science Conference 2002, NASA Ames Research Center, Moffett Field, CA.

Trainer, M.G., Curtis, D.B., Delia, A.E., Toon, O.B., Tolbert, M.A., McKay, C.P. and Worsnop, D.R. (2002). Laboratory studies of early Earth tholin particles [Abstract]. NASA Laboratory Astrophysics Workshop, NASA Ames Research Center, Moffett Field, CA.

Trainer, M.G., Curtis, D.B., Pavlov, A.A., Delia, A.E., Toon, O.B., Tolbert, M.A, McKay, C.P. and Worsnop, D.R. (2002). Laboratory investigations into the production of organic haze aerosols: Focus on the early Earth [Abstract: NASA Astrobiology Institute General Meeting 2003]. Astrobiology, 2(4): 579.

Trainer, M.G., DeWitt, H.L., Pavlov, A.A., Jimenez, J.L., McKay, C.P., Worsnop, D.R., Toon, O.B. and Tolbert, M.A. (2005). Organic Haze Aerosols on the Early Earth: A Laboratory Investigation [Abstract]. AGU Fall Meeting. San Francisco, CA.

Trainer, M.G., DeWitt, H.L., Pavlov, A.A., Jimenez, J.L., McKay, C.P., Worsnop, D.R., Toon, O.B. and Tolbert, M.A. (2005). Properties of organic haze particles produced in simulated early Earth atmospheres [Abstract]. 2005 Biennial Meeting of the NASA Astrobiology Institute, Boulder, CO. Astrobiology, 5:190.

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Trainer, M.G., Pavlov, A.A., Jimenez, J.L, McKay, C.P., Worsnop, D.R., Toon, O.B. and Tolbert, M.A. (2004). Chemical composition of Titan's haze: Are PAHs present? Geophysical Research Letters, 31,L17S08.

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Tsairides, C., Chalfant, D., Des Marais, D.J., Farmer, J., Hinman, N., Mancinelli, R., Rothschild, L., Ward, D. and Young, L. (2002). Yellowstone National Park offers public access to astrobiology [Abstract: NASA Astrobiology Institute General Meeeting, 2003]. Astrobiology, 2(4): 450.

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Turk, K., S. Green, L. Jahnke, M. Kubo, M.N. Parenteau, M. Vogel and D. Des Marais. (2008). Phylogenetic analysis of microbial communities from gypsum-precipitating environments. [Abstract] Astrobiology Science Conference 2008, Santa Clara, CA. Astrobiology, Vol. 8, No. 2. 383: 18-18-P.

Turk, K.A., Orphan, V.J., Prufert-Bebout, L.E., Bebout, B.M., Jahnke, L.L., Kubo, M.D.Y., Embaye, T. and Des Marais, D.J. (2005). Geochemical and population changes in a hypersaline microbial mat maintained at lower salinities [Abstract]. 2005 Biennial Meeting of the NASA Astrobiology Institute, Boulder CO. Astrobiology, 5:269.

Twing, K.I., Brazelton, W., Quinn, E., Kloysuntia, A., Schrenk, M. (2012). Linking Identity and Function in Serpentinite-Hosted Microbial Communities. [poster] Astrobiology Science Conference, Atlanta, Georgia, (16-20 April 2012).

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Visscher, P.T. (2003). Understanding microbial mats: Spatial and temporal fluctuations of metabolic processes [Abstract]. American Society of Limnology and Oceanography (ASLO) Annual Meeting, Salt Lake City, UT.

Visscher, P.T. and Stolz, J. (2005). Microbial mats as bioreactors: populations, processes, and products. Paleogeography, Paleoclimatology and Paleoecology, 219(1-2): 87-100.

Visscher, P.T., Baumgartner, L.K, Dupraz, C.D., Reid, R.P., Vasconcelos, C., and McKenzie, J.A. (2004). Minerals as a permanent biogenic record in hypersaline microbial mats [Abstract]. AbSciCon 2004, NASA Ames Research Center, Moffett Field, CA. International Journal of Astrobiology, Supplement 1 (March): 76-77.

Visscher, P.T., Baumgartner, L.K., Buckley, D.H., Rogers, D.R., Hogan, M., Raleigh, C.R., Turk, K. and Des Marais, D.J. (2003). Dimethyl sulfide and methanethiol formation in microbial mats: Potential pathways for biogenic signatures. Environmental Microbiology, 5(4): 296-308.

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Vogel, M., Jahnke, L.L., Des Marais, D.J., Turk, K.A. and Kubo, M.D.Y. (2008). Lipid biomarkers from subaqueous and subsedimentary gypsum deposits of Guerrero Negro, Mexico: Examining discretization and layering of pigmented endoevaporitic microbial communities [Abstract] Astrobiology Science Conference 2008, Santa Clara, CA. Astrobiology, Vol. 8, No. 2. 330: 9-10-O.

Vogel, M.B., Des Marais, D.J. and Jahnke, L.L. (2010). Mineralogy and organic preservation in acid sulfate fumaroles and thermal features: analogs for Mars early aqueous history [abstract 5355]. Astrobiology Science Conference 2010.

Vogel, M.B., Des Marais, D.J., Jahnke, L.L. and Parenteau, M.N. (2009). Distinctive accessory minerals, textures and crystal habits in biofilm associated gypsum deposits. EOS Transactions, AGU Fall Meeting Supplement, 89(53): P51A-1406.

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Vogel, M.B., Des Marais, D.J., Parenteau, M.N., Jahnke, L.L., Turk, K.A. and Kubo, M.D.Y. (2010). Biological Influences on Modern Sulfates: Textures and Composition of Gypsum Deposits from Guerrero Negro, Baja California Sur, Mexico. Sedimentary Geology, 223(3-4): 265-280.

Vogel, M.B., Des Marais, D.J., Turk, K.A., Parenteau, M.N., Jahnke, L.L. and Kubo, M.D.Y. (2009). The Role of Biofilms in the Sedimentology of Actively Forming Gypsum Deposits at Guerrero Negro, Mexico. Astrobiology, 9(9): 875-893.

Vogel, M.B., Des Marais, D.J., Zinniker, D. and Moldowan, J.M. (2005). Branched alkanes in Precambrian manganese carbonates and modern hypersaline environments [Abstract]. International Meeting on Organic Geochemistry. Seville, Spain.




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Ward, D.M. (2004). Microbiology/astrobiology outreach education in Yellowstone National Park [Abstract]. AbsciCon 2004, NASA Ames Research Center, Moffett Field, CA. International Journal of Astrobiology, Supplement 1 (March): 90.

Ward, D.M. (2004). Microorganisms of Yellowstone Park. In: Yellowstone Resources and Issues, Division of Interpretation. Yellowstone, WY: Yellowstone National Park.

Ward, D.M., Blumberg, B., Des Marais, D., Farmer, J., Hinman, N., Hoehler, T., Mancinelli, R., Rothschild, L.J. and Tsairides, C. (2005). Microbiology/Astrobiology in Yellowstone Resources and Issues 2004, Division of Interpretation, Yellowstone National Park.

Ward, D.M., Blumberg, B.S., Des Marais, D.J., Farmer, J., Hinman, N., Hoehler, T., Jahnke, L., Mancinelli, R.L., Rothschild, L.J., Tsairides, C.J. (2006) Research on extremophiles and Astrobiology to be showcased in a new Old Faithful Visitor Education Center in Yellowstone National Park [Asbstract] AbSciCon 2006, Washington, DC. Astrobiology Vol. 6, No. 1: 401: 154.

Warren-Rhodes, K., McKay, C. and Rothschild, L. (2002). Life in extreme high and low places: Astrobiology in the Turpan Depression and Qaidam Basin, Qinghai-Tibetan Plateau, China [Abstract]. Abstacts with Program, Astrobiology Conference 2002, NASA Ames Research Center, Moffett Field, CA.

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Wei, C. and Pohorille, A. (2011). Permeation of nucleosides through lipid bilayers. J. Phys. Chem. B, 115: 3681-3688.

Weisman, J.L., Mattioda, A.L., Lee, T.J., Hudgins, D.M., Bauschlicher, C.W., Allamandola, L.J., Head-Gordon, M. (2005) Electronic Transitions in the IR: Matrix isolation spectroscopy and electronic structure theory calculations on polyacenes and dibenzopolyacenes, J. Phys. Chem. Chem. Phys., 7(1): 109-118.

Welch, S.A., Johnson, C.M., Beard. B.L. and Des Marais, D.J. (2002). Fe isotope fractionation in modern microbial mats [Abstract: NASA Astrobiology Institute General Meeting 2003]. Astrobiology, 2(4): 621-622.

Westphal, A.J., C. Allen, R. Bastien, J. Borg, F. Brenker, J. Bridges, D.E. Brownlee, A.L. Butterworth, C. Floss. G. Flynn, D. Frank, Z. Gainsforth, E. Grünn, P. Hoppe, A. Kearsley, H. Leroux, L.R. Nittler, S.A. Sandford, A. Simionovici, F. Stadermann, R.M. Stroud, P. Tsou, Y. Tyliczszak, J. Warren and M.E. Zolensky (2008). Preliminary examination of the interstellar collector of Stardust [Abstract] Lunar and Planetary Science XXXIX 10-14 March 2008, League City, TX (Abstract No. 1855).

Wiens, R.C., Maurice, S., Bender, S., Barraclough, B.L., Cousin, A., Forni, O., Ollila, A., Newson, H., Vaniman, D., Clegg, S., Lasue, J.A., Blaney, D., DeFlores, L., Morris, R.V. and Team, t.C. (2011). Calibration of the MSL/ChemCam/LIBS remote sensing composition instrument. Lunar Planet. Sci., XLII.

Wiktorowicz, S. and Laughlin, G. (2012). Direct Detection of Exoplanets with Polarimetry. American Astronomical Society Meeting, Abstract #219, #326.08.

Wilson, M., K. Schweighofer and A. Pohorille (2008). Structure and functionality of proteins in the Origin of Life: Phylogenetic and modeling studies of the ASICI Protein Channel [Abstract] Astrobiology Science Conference 2008, April 14-17 2008, Santa Clara, CA. Astrobiology, Vol. 8, No. 2. 467: 37-14-O.

Wilson, M.A., Schweighofer, K.S. and Pohorille, A. (2004). Structure, Function and Origin of Simple Membrane Proteins [Abstract]. American Chemical Society, 2004 Summer National Meeting, Philadelphia, PA.

Wilson, M.A., Wei, C., Bjelkmar, P., Wallace, B.A. and Pohorille, A. (2011). Molecular dynamics simulation of the Antiamoebin ion channel: Linking structure and conductance. Biophys. J, 100: 2394-2402.

Wirick, S., Flynn, G.J., Keller, L.P., Nakamura-Messenger, K., Peltzer, C., Jacobsen, C., Sandford, S. and Zolensky, M. (2009). Organic matter from comet 81P/Wild 2, IDPs, and carbonaceous meteorites; similarities and differences. Meteoritics and Planetary Science, 44: 1611-1626.

Wirick, S., G. Flynn, L. Keller, C. Jacobsen and S. Sandford (2008). Organic matter associated with iron sulfide from Comet Wild 2 and an interplanetary dust particle [Abstract] Astrobiology Science Conference 2008, April 14-17 2008, Santa Clara, CA. Astrobiology, Vol. 8, No. 2. 446: 32-08-P.

Wirick, S., G. J. Flynn, L.P. Keller, S.A. Sandford, M.E. Zolensky, K. Nakamura Messenger and C. Jacobsen (2008). Comparison of carbon XANES spectra from an iron sulfide from Comet Wild 2 with an iron sulfide interplanetary dust particle [Abstract] Lunar and Planetary Science XXXIX 10-14 March 2008, League City, TX (Abstract No. 1450).

Woebken, D., Burow, L.C., Prufert-Bebout, L., Bebout, B., Hoehler, T., Pett-Ridge, J., Spormann, A., Weber, P. and Singer, S. (2012). Identification of a novel cyanobacterial group as active diazotrophs in a coastal microbial mat using NanoSIMS analysis, The ISME Journal, 1-13.

Wolfgang, A. and Laughlin, G. (2012). The Effect of Population-wide Mass-to-radius Relationships on the Interpretation of Kepler and HARPS Super-Earth Occurrence Rates. Astrophysical Journal, 750, 148.

Wray A.C., Bolser D., Kubo, M., Hoehler, T. (2012). Carbon Monoxide and its Role in Subsurface Anaerobic Microbial Metabolism, Poster presented at Astrobiology Science Conference 2012, Atlanta, Georgia, April 16-20.




Yabuta, H., Cody, G.D., Kilcoyne, A.L.D., Araki, T., Alexander, C.M.O.D. and 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.

Yin, Q-Z., M. Ozima, Y. Miura, K. Zahnle and F. Podosek (2008). Lunar soils as an unparalleled tracer of early Earth evolution [Abstract]. Astrobiology Science Conference 2008, April 14-17 2008, Santa Clara, CA. Astrobiology, Vol. 8, No. 2. 308: 4-12-O.




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Zahnle, K. (2006) Earth's Earliest Atmosphere. Elements, Vol. 2, No. 4: 217-222.

Zahnle, K. and N.H. Sleep (2008). Earth after the moon forming impact [Abstract] Astrobiology Science Conference 2008, April 14-17 2008, Santa Clara, CA. Astrobiology, Vol. 8, No. 2. 308: 4-13-O.

Zahnle, K. and R.M. Haberle (2008). Atmospheric Photochemistry on modern and ancient Mars [Abstract] Lunar and Planetary Science XXXIX March 10-14.2008, League City, TX. Abstract # 2220.

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Zahnle, K., Claire, M., and Catling, D. (2006) The loss of mas-independent fractionation in sulfur due to a Palaeoproterozoic collapse of atmospheric oxygen. Geobiology, Vol. 4, No. 4: 271-269.

Zahnle, K., Dones, L., Levison, H. and Schenk, P. (2003). Cratering rates in the outer solar system [Abstract]. 34th Lunar and Planetary Science Conference, 17-21 March 2003. Houston, TX.

Zahnle, K., Dones, L., Levison, H. and Schenk, P. (2003). Cratering rates in the outer solar system. Icarus, 36(2): 263-289.

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Zahnle, K., Sleep, N. and Nimmo, F. (2002). Heat flow and helium and argon degassing in whole mantle convection [Abstract: NASA Astrobiology Institute General Meeting 2003]. Astrobiology, 2(4): 577.

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Zahnle, K., Sleep, N. and Nimmo, F. (2003). Heat flow and helium and argon degassing in whole mantle convection, [Abstract]. Geochimica et Cosmochimica Acta, 67(18.1):A574.

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