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Science. 2013 Jul 19;341(6143):260-3. doi: 10.1126/science.1237961.

Isotope ratios of H, C, and O in CO2 and H2O of the martian atmosphere.

Science (New York, N.Y.)

Chris R Webster, Paul R Mahaffy, Gregory J Flesch, Paul B Niles, John H Jones, Laurie A Leshin, Sushil K Atreya, Jennifer C Stern, Lance E Christensen, Tobias Owen, Heather Franz, Robert O Pepin, Andrew Steele, Cherie Achilles, Christophe Agard, José Alexandre Alves Verdasca, Robert Anderson, Ryan Anderson, Doug Archer, Carlos Armiens-Aparicio, Ray Arvidson, Evgeny Atlaskin, Andrew Aubrey, Burt Baker, Michael Baker, Tonci Balic-Zunic, David Baratoux, Julien Baroukh, Bruce Barraclough, Keri Bean, Luther Beegle, Alberto Behar, James Bell, Steve Bender, Mehdi Benna, Jennifer Bentz, Gilles Berger, Jeff Berger, Daniel Berman, David Bish, David F Blake, Juan J Blanco Avalos, Diana Blaney, Jen Blank, Hannah Blau, Lora Bleacher, Eckart Boehm, Oliver Botta, Stephan Böttcher, Thomas Boucher, Hannah Bower, Nick Boyd, Bill Boynton, Elly Breves, John Bridges, Nathan Bridges, William Brinckerhoff, David Brinza, Thomas Bristow, Claude Brunet, Anna Brunner, Will Brunner, Arnaud Buch, Mark Bullock, Sönke Burmeister, Michel Cabane, Fred Calef, James Cameron, John Campbell, Bruce Cantor, Michael Caplinger, Javier Caride Rodríguez, Marco Carmosino, Isaías Carrasco Blázquez, Antoine Charpentier, Steve Chipera, David Choi, Benton Clark, Sam Clegg, Timothy Cleghorn, Ed Cloutis, George Cody, Patrice Coll, Pamela Conrad, David Coscia, Agnès Cousin, David Cremers, Joy Crisp, Alain Cros, Frank Cucinotta, Claude d'Uston, Scott Davis, Mackenzie Day, Manuel de la Torre Juarez, Lauren DeFlores, Dorothea DeLapp, Julia DeMarines, David DesMarais, William Dietrich, Robert Dingler, Christophe Donny, Bob Downs, Darrell Drake, Gilles Dromart, Audrey Dupont, Brian Duston, Jason Dworkin, M Darby Dyar, Lauren Edgar, Kenneth Edgett, Christopher Edwards, Laurence Edwards, Bethany Ehlmann, Bent Ehresmann, Jen Eigenbrode, Beverley Elliott, Harvey Elliott, Ryan Ewing, Cécile Fabre, Alberto Fairén, Ken Farley, Jack Farmer, Caleb Fassett, Laurent Favot, Donald Fay, Fedor Fedosov, Jason Feldman, Sabrina Feldman, Marty Fisk, Mike Fitzgibbon, Melissa Floyd, Lorenzo Flückiger, Olivier Forni, Abby Fraeman, Raymond Francis, Pascaline François, Caroline Freissinet, Katherine Louise French, Jens Frydenvang, Alain Gaboriaud, Marc Gailhanou, James Garvin, Olivier Gasnault, Claude Geffroy, Ralf Gellert, Maria Genzer, Daniel Glavin, Austin Godber, Fred Goesmann, Walter Goetz, Dmitry Golovin, Felipe Gómez Gómez, Javier Gómez-Elvira, Brigitte Gondet, Suzanne Gordon, Stephen Gorevan, John Grant, Jennifer Griffes, David Grinspoon, John Grotzinger, Philippe Guillemot, Jingnan Guo, Sanjeev Gupta, Scott Guzewich, Robert Haberle, Douglas Halleaux, Bernard Hallet, Vicky Hamilton, Craig Hardgrove, David Harker, Daniel Harpold, Ari-Matti Harri, Karl Harshman, Donald Hassler, Harri Haukka, Alex Hayes, Ken Herkenhoff, Paul Herrera, Sebastian Hettrich, Ezat Heydari, Victoria Hipkin, Tori Hoehler, Jeff Hollingsworth, Judy Hudgins, Wesley Huntress, Joel Hurowitz, Stubbe Hviid, Karl Iagnemma, Steve Indyk, Guy Israël, Ryan Jackson, Samantha Jacob, Bruce Jakosky, Elsa Jensen, Jaqueline Kløvgaard Jensen, Jeffrey Johnson, Micah Johnson, Steve Johnstone, Andrea Jones, Jonathan Joseph, Insoo Jun, Linda Kah, Henrik Kahanpää, Melinda Kahre, Natalya Karpushkina, Wayne Kasprzak, Janne Kauhanen, Leslie Keely, Osku Kemppinen, Didier Keymeulen, Myung-Hee Kim, Kjartan Kinch, Penny King, Laurel Kirkland, Gary Kocurek, Asmus Koefoed, Jan Köhler, Onno Kortmann, Alexander Kozyrev, Jill Krezoski, Daniel Krysak, Ruslan Kuzmin, Jean Luc Lacour, Vivian Lafaille, Yves Langevin, Nina Lanza, Jeremie Lasue, Stéphane Le Mouélic, Ella Mae Lee, Qiu-Mei Lee, David Lees, Matthew Lefavor, Mark Lemmon, Alain Lepinette Malvitte, Richard Léveillé, Éric Lewin-Carpintier, Kevin Lewis, Shuai Li, Leslie Lipkaman, Cynthia Little, Maxim Litvak, Eric Lorigny, Guenter Lugmair, Angela Lundberg, Eric Lyness, Morten Madsen, Justin Maki, Alexey Malakhov, Charles Malespin, Michael Malin, Nicolas Mangold, Gérard Manhes, Heidi Manning, Geneviève Marchand, Mercedes Marín Jiménez, César Martín García, Dave Martin, Mildred Martin, Jesús Martínez-Frías, Javier Martín-Soler, F Javier Martín-Torres, Patrick Mauchien, Sylvestre Maurice, Amy McAdam, Elaina McCartney, Timothy McConnochie, Emily McCullough, Ian McEwan, Christopher McKay, Scott McLennan, Sean McNair, Noureddine Melikechi, Pierre-Yves Meslin, Michael Meyer, Alissa Mezzacappa, Hayden Miller, Kristen Miller, Ralph Milliken, Douglas Ming, Michelle Minitti, Michael Mischna, Igor Mitrofanov, Jeff Moersch, Maxim Mokrousov, Antonio Molina Jurado, John Moores, Luis Mora-Sotomayor, John Michael Morookian, Richard Morris, Shaunna Morrison, Reinhold Mueller-Mellin, Jan-Peter Muller, Guillermo Muñoz Caro, Marion Nachon, Sara Navarro López, Rafael Navarro-González, Kenneth Nealson, Ara Nefian, Tony Nelson, Megan Newcombe, Claire Newman, Horton Newsom, Sergey Nikiforov, Brian Nixon, Eldar Noe Dobrea, Thomas Nolan, Dorothy Oehler, Ann Ollila, Timothy Olson, Miguel Ángel de Pablo Hernández, Alexis Paillet, Etienne Pallier, Marisa Palucis, Timothy Parker, Yann Parot, Kiran Patel, Mark Paton, Gale Paulsen, Alex Pavlov, Betina Pavri, Verónica Peinado-González, Laurent Peret, Rene Perez, Glynis Perrett, Joe Peterson, Cedric Pilorget, Patrick Pinet, Jorge Pla-García, Ianik Plante, Franck Poitrasson, Jouni Polkko, Radu Popa, Liliya Posiolova, Arik Posner, Irina Pradler, Benito Prats, Vasily Prokhorov, Sharon Wilson Purdy, Eric Raaen, Leon Radziemski, Scot Rafkin, Miguel Ramos, Elizabeth Rampe, François Raulin, Michael Ravine, Günther Reitz, Nilton Rennó, Melissa Rice, Mark Richardson, François Robert, Kevin Robertson, José Antonio Rodriguez Manfredi, Julio J Romeral-Planelló, Scott Rowland, David Rubin, Muriel Saccoccio, Andrew Salamon, Jennifer Sandoval, Anton Sanin, Sara Alejandra Sans Fuentes, Lee Saper, Philippe Sarrazin, Violaine Sautter, Hannu Savijärvi, Juergen Schieber, Mariek Schmidt, Walter Schmidt, Daniel Scholes, Marcel Schoppers, Susanne Schröder, Susanne Schwenzer, Eduardo Sebastian Martinez, Aaron Sengstacken, Ruslan Shterts, Kirsten Siebach, Tero Siili, Jeff Simmonds, Jean-Baptiste Sirven, Susie Slavney, Ronald Sletten, Michael Smith, Pablo Sobrón Sánchez, Nicole Spanovich, John Spray, Steven Squyres, Katie Stack, Fabien Stalport, Thomas Stein, Noel Stewart, Susan Louise Svane Stipp, Kevin Stoiber, Ed Stolper, Bob Sucharski, Rob Sullivan, Roger Summons, Dawn Sumner, Vivian Sun, Kimberley Supulver, Brad Sutter, Cyril Szopa, Florence Tan, Christopher Tate, Samuel Teinturier, Inge ten Kate, Peter Thomas, Lucy Thompson, Robert Tokar, Mike Toplis, Josefina Torres Redondo, Melissa Trainer, Allan Treiman, Vladislav Tretyakov, Roser Urqui-O'Callaghan, Jason Van Beek, Tessa Van Beek, Scott VanBommel, David Vaniman, Alexey Varenikov, Ashwin Vasavada, Paulo Vasconcelos, Edward Vicenzi, Andrey Vostrukhin, Mary Voytek, Meenakshi Wadhwa, Jennifer Ward, Eddie Weigle, Danika Wellington, Frances Westall, Roger Craig Wiens, Mary Beth Wilhelm, Amy Williams, Joshua Williams, Rebecca Williams, Richard B Williams, Mike Wilson, Robert Wimmer-Schweingruber, Mike Wolff, Mike Wong, James Wray, Megan Wu, Charles Yana, Albert Yen, Aileen Yingst, Cary Zeitlin, Robert Zimdar, María-Paz Zorzano Mier

Affiliations

  1. Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA 91109, USA. [email protected]

PMID: 23869013 DOI: 10.1126/science.1237961

Abstract

Stable isotope ratios of H, C, and O are powerful indicators of a wide variety of planetary geophysical processes, and for Mars they reveal the record of loss of its atmosphere and subsequent interactions with its surface such as carbonate formation. We report in situ measurements of the isotopic ratios of D/H and (18)O/(16)O in water and (13)C/(12)C, (18)O/(16)O, (17)O/(16)O, and (13)C(18)O/(12)C(16)O in carbon dioxide, made in the martian atmosphere at Gale Crater from the Curiosity rover using the Sample Analysis at Mars (SAM)'s tunable laser spectrometer (TLS). Comparison between our measurements in the modern atmosphere and those of martian meteorites such as ALH 84001 implies that the martian reservoirs of CO2 and H2O were largely established ~4 billion years ago, but that atmospheric loss or surface interaction may be still ongoing.

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