Publications

2024

"Mineral Alteration in Water-Saturated Liquid CO2 on Early Mars", M. H. Hecht, S. Krevor, A. S. Yen, A. J. Brown, N. Randazzo, M. Mischna, M. Sephton, S. P. Kounaves, A. Steele, J. W. Rice Jr, I. B. Smith, M. Coleman, D. Flannery, M. Fries, Nature Geosci., 2024, doi:10.1038/s41561-024-01576-1 Full Text

"Permeation of photochemically-generated gaseous chlorine dioxide on Mars as a significant factor in destroying subsurface organic compounds", J. Newmark, and S. P. Kounaves, Nature Sci. Rep., 2024, 14:7682, doi:10.1038/s41598-024-57968-1 Full Text

2023

"Microbial growth in actual martian regolith in the form of Mars meteorite EETA79001", N. Naz, B. F. Harandi, J. Newmark, and S. P. Kounaves, Nature Comm. Earth & Env., 2023, 4:381, doi:10.1038/s43247-023-01042-7 Full Text

2022

"Microbial growth in martian soil simulants under terrestrial conditions: guiding the search for life on Mars", N. Naz, D. Liu, B. F. Harandi, and S. P. Kounaves, Astrobiology, 2022, 22, 1210-1221, doi:10.1089/ast.2022.0022. Full Text

OrbiLander"Science objectives for flagship-class mission concepts for the search for evidence of life at Enceladus", S. M. MacKenzie, M. Neveu, A. F. Davila, J. I. Lunine, M. L. Cable, C. M. Phillips-Lander, J. L. Eigenbrode, J. H. Waite, K. L. Craft, J. D. Hofgartner, C. P. McKay, C. R. Glein, D. Burton, S. P. Kounaves, R. A. Mathies, S. D. Vance, M. J. Malaska, R. Gold, C. R. German, K. M. Soderlund, P. Willis, C. Freissinet, A. S. McEwen, J. R. Brucato, J-P. de Vera, T. M. Hoehler, and J. Heldmann, Astrobiology 2022, 22, 685-712, doi:10.1089/ast.2020.2425. Full Text

2021

"Degradation of Amino Acids on Mars by UV Irradiation in the Presence of Chloride and Oxychlorine Salts", D. Liu and S. P. Kounaves, Astrobiology 2021, 21, 793-801, doi:10.1089/ast.2020.2328. Full Text

"The Enceladus Orbilander Mission Concept: Balancing Return and Resources in the Search for Life", S. M. MacKenzie, M. Neveu, A. F. Davila, J. I. Lunine, K. L. Craft, M. L. Cable, C. M. Phillips, J. D. Hofgartner, J. L. Eigenbrode, J. H. Waite, C. R. Glein, R. Gold, P. J. Greenauer, K. Kirby, C. Bradburne, S. P. Kounaves, M. J. Malaska, F. Postberg, G. W. Patterson, C. Porco1, J. I. Núñez, C. German, J. A. Huber, C. P. McKay, J-P. de Vera, J. R. Brucato, L. J. Spilker, Planet. Sci. J. 2021, 2:77, doi:10.3847/PSJ/abe4da. Full Text

"Microbial Hotspots in Lithic Microhabitats Inferred from DNA Fractionation and Metagenomics in the Atacama Desert",D. Schulze-Makuch, D. Lipus, F. L. Arens, M. Baqué, T. L. V. Bornemann, J.-P. deVere, M. Flury, J. Frösler, J. Heinz, Y. Hwang, S. P. Kounaves, K. Mangelsdorf, R. U. Meckenstock, M. Pannekens, A. J. Probst, J. S. Sáenz, J. Schirmack, M. Schloter, P. Schmitt-Kopplin, B. Schneider, J. Uhl, G. Vestergaard, B. Valenzuela, P. Zamorano, D. Wagner, Microorganisms 2021, 9(5), 1038. doi:10.3390/microorganisms9051038. Full Text.

2020

"Stable Nitrogen and Oxygen Isotope Fractionation During Precipitation of Nitrate Salt from Saturated Solutions", H. Welsh, G-A. Gueorguieva, S.P. Kounaves, and R. Amundson, Rapid Commun Mass Spectrom. 2020, 34:e8905, doi:10.1002/rcm.8905. Full Text

"Methanogenic Archaea Can Produce Methane in Deliquescence-Driven Mars Analog Environments", D. Maus, J. Heinz, J. Schirmack, A. Airo, S. P. Kounaves, D. Wagner, and D. Schulze-Makuch, Nature Sci. Rep. 2020, 10:6, doi:10.1038/s41598-019-56267-4. [Top 100 Nature Scientific Reports Papers in 2020] Full Text

"Solar-System-Wide Significance of Mars Polar Science: White Paper", Smith, I., Calvin, W. M., Smith, D. E., Hansen, C., Diniega, S., McEwen, A.,... Kounaves, S. P., et al., Bulletin of the AAS, 53, 2020, doi:10.3847/25c2cfeb.4db95c67. Full Text

2019

"The Production of Perchlorate (ClO4-) from Chlorite (ClO2-) and Chlorate (ClO3-) on Earth and Mars", D. Liu and S. P. Kounaves, ACS Earth Space Chem. 2019, 3, 1678-1684, doi:10.1021/acsearthspacechem.9b00134. Full Text

"Indigenous Organic-Oxidized Fluid Interactions in the Tissint Mars Meteorite", E. A. Jaramillo, S. H. Royle, M. W. Claire, S. P. Kounaves, and M. A. Sephton, Geophys. Res. Lett. 2019, 46, 3090-3098, doi:10.1029/2018GL081335. Full Text

"Effects of Oxygen-Containing Salts on the Detection of Organic Biomarkers on Mars and in Terrestrial Analogue Soils", W. Montgomery, E. A. Oberlin, S. H. Royle, S. P. Kounaves, D. Schulze-Makuch, M. A. Sephton, Astrobiology, 2019, 19, 711-721, doi:10.1089/ast.2018.1888. Full Text

"Volatiles Measured by the Phoenix Lander at the Northern Plains of Mars", Chapter 9, S. P. Kounaves and E. A. Oberlin, in Volatiles in the Martian Crust, J. Filiberto and S. Schwenzer (Eds.) Elsevier, NY, 2019, pp. 265-283. Full Text

2018

"Survivability of 1-Chloronapthalene During Simulated Early Diagenesis: Implications for Chlorinated Hydrocarbon Detection on Mars", S. H Royle, J. Tan, S. P. Kounaves, M. A. Sephton, J. Geophys. Res., 2018, 123, 2790-2802, doi:10.1029/2018JE005711 Full Text

"Perchlorate Driven Combustion of Organic Matter During Py-GC-MS: Implications for Organic Matter Detection on Earth & Mars", S. H Royle, E. A. Oberlin, J. S. Watson, W. Montgomery, S. P. Kounaves, M. A. Sephton, J. Geophys. Res., 2018, 123, 1901-1909, doi:10.1029/2018JE005615 Full Text

"Enhanced Microbial Survivability in Subzero Brines", J. Heinz, J. Schirmack, A. Airo, D. Schulze-Makuch, S. P. Kounaves, Astrobiology, 2018, 18, 1171-1180, doi:10.1089/ast.2017.1805, Full Text

"A Transitory Microbial Habitat in the Hyperarid Atacama Desert", D. Schulze-Makuch, D. Wagner, S. P. Kounaves, K. Mangelsdorfg, K. G. Devine, J-P. de Verai, et al., Proceedings of the National Academy of Sciences (PNAS), 2018, 115, 2670-2675, doi:10.1073/pnas.1714341115, Full Text

"Evaluation of the Tindouf Basin Region in Southern Morocco as an Analogue Site for Soil Geochemistry on Noachian Mars", E. A. Oberlin, M. W. Clair, and S. P. Kounaves, Astrobiology, 2018, 18, 1318-1328, doi:10.1089/ast.2016.1557 Full Text

2017

"Effect of hydration state of martian perchlorate salts on their decomposition temperatures during thermal extraction", S. H. Royle, W. Montgomery, S. P. Kounaves and M. A. Sephton, J. Geophys. Res., 122, 2793-2802, doi:10.1002/2017JE005381 Full Text

"Solid Contact Ion Selective Electrodes for In Situ Measurements at High Pressure" A. W. Weber, G. D. O'Neil, and S. P. Kounaves, Anal. Chem., 2017, 89, 4803-4807,
doi: 10.1021/acs.analchem.7b00366 Full Text

2016

"Deliquescence-Induced Wetting and RSL-Like Darkening of a Mars Analogue Soil Containing Various Perchlorate and Chloride Salts" J. Heinz, D. Schulze-Makuch, and S. P. Kounaves, Geophys. Res. Lett. 2016, 43, 4880–4884, doi:10.1002/2016GL068919 Full Text

"Measurements of Oxychlorine species on Mars" B. Sutter, R. C. Quinn, P. D. Archer, D. P. Glavin, T. D. Glotch, S. P. Kounaves, M. M. Osterloo, E. B. Rampe and D. W. Ming, Int. J. Astrobiol., 2017, 16, 203-217, doi:10.1017/S1473550416000057 Full Text

"Evidence for the Distribution of Perchlorates on Mars" B. C. Clark and S. P. Kounaves, Int. J. Astrobiol., 2016, 15, 311-318, doi:10.1017/S1473550415000385 Full Text

2015

"The Origins of Perchlorate in the Martian Soil" B. L. Carrier and S. P. Kounaves, Geophys. Res. Lett., 2015, 42, 3746-3754, doi:10.1002/2015GL064290 Full Text

"The Use of Graphene Oxide as a Fixed Charge Carrier in Ion-Selective Electrodes", G. D. O’Neil, M. Fouskaki, S. P. Kounaves, and N. A. Chaniotakis, Electrochem. Commun. 2015, 55, 51-54, doi: 10.1016/j.elecom.2015.03.014 Full Text

"Nearly Forty Years after Viking: Are We Ready for a New Life-Detection Mission", Roundtable Discussion: Moderator; D. Schulze-Makuch, Participants; J. D. Rummel, S. A. Benner, G. Levin, V. Parro and S. P. Kounaves, Astrobiology, 2015, 15, 413-419. doi:10.1089/ast.2015.1336 Full Text

"Common-Factor Approach for Multivariate Data Cleaning with an Application to Mars Phoenix Mission Data", D. O. Fang, E. Oberlin, W. Ding, S. P. Kounaves, ArXiv, 2015, [cs.AI], 1510.01291 Full Text

2014

"Identification of the Perchlorate Parent Salts at the Phoenix Mars Landing Site and Possible Implications", S. P. Kounaves, N. A. Chaniotakis, V. F. Chevrier, B. L. Carrier, K. E. Folds, V. M. Hansen, K. M. McElhoney, G. D. O'Neil, and A. W. Weber, Icarus, 2014, 232, 226-231, doi:10.1016/j.icarus.2014.01.016 Full Text

"Evidence of Martian Perchlorate, Chlorate, and Nitrate in Mars Meteorite EETA79001: Implications for Oxidants and Organics”, S. P. Kounaves, B. L. Carrier, G. D. O'Neil, S. T. Stroble, and M. W. Clair, Icarus, 2014, 229, 206-213, doi:10.1016/j.icarus.2013.11.012 Full Text

"Electrochemistry of Aqueous Colloidal Graphene Oxide on Pt Electrodes", G. D. O'Neil, A.W. Weber, R. Buiculescu, N. A. Chaniotakis, and S. P. Kounaves, Langmuir, 2014, 30, 9599-9606, doi:10.1021/la502053m Full Text

"Extraterrestrial Electroanalysis", Chapter 6, K. M. McElhoney, G. D. O’Neil, and S. P. Kounaves, in Environmental Analysis by Electrochemical Sensors and Biosensors, Volume 1, L. M. Moretto and K. Kalcher (Eds.) Springer, NY, 2014, pp. 131-151. Full Text

2013

"The Epic Saga: Quantitative Analysis and the Essence of Doing Good Science" S. P. Kounaves, The Analytical Scientist, 2013, 1, 10. Full Text PDF

"Comparison of the Phoenix Mars Lander WCL Soil Analyses with Antarctic Dry Valley Soils, Mars Meteorite EETA79001 Sawdust, and a Mars Simulant", S. T. Stroble, K. M. McElhoney, and S. P. Kounaves, Icarus, 2013, 225, 933-939, doi:10.1016/j.icarus.2012.08.040 Full Text

2012

"Stability and Lifetime of Potassium Solid-Contact Ion Selective Electrodes for Continuous and Autonomous Measurements", K. McElhoney, G. D. O'Neil, N. A. Chaniotakis, S. P. Kounaves, Electroanalysis, 2012, 24, 2071-2078. Abstract - Full Text PDF

"An Electrochemically Based Total Organic Carbon Analyzer for Planetary and Terrestrial On-Site Applications " S. T. Stroble and S. P. Kounaves, Anal. Chem., 2012, 84, 6271–6276, doi:10.1021/ac301704m Abstract - Full Text PDF

"Effects of Extreme Cold and Aridity on Soils and Habitability: McMurdo Dry Valleys as an Analog for the Mars Phoenix Landing Site" L. K. Tamppari, R. M. Anderson, P. D. Archer Jr., S. Douglas, S. P. Kounaves, C. P. McKay, D. W. Ming, Q. Moore, J. E. Quinn, P. H. Smith, S. Stroble, A. P. Zent, Antarctic Science, 2012, 24, 211-228, doi:10.1017/S0954102011000800 Full Text

2011

"The Oxidation-Reduction Potential of Aqueous Soil Solutions at the Mars Phoenix Landing Site" R. C. Quinn, J. D. Chittenden, S. P. Kounaves, and M. H. Hecht, Geophys. Res. Lett., 2011, 38, L14202, doi:10.1029/2011GL047671. Full Text PDF

"Carbon-Nanofiber-Based Nanocomposite Membrane as a Highly Stable Solid-State Junction for Reference Electrodes" G. D. O’Neil, R. Buiculescu, S. P. Kounaves, and N. A. Chaniotakis, Anal. Chem., 2011, 83, 5749-5753.Full Text PDF

2010

"Soluble Sulfate in the Martian Soil at the Phoenix Landing Site" S. P. Kounaves, M. H. Hecht, J. Kapit, R. C. Quinn, D. C. Catling, B. C. Clark, D. W. Ming, K. Gospodinova, P. Hredzak, K. McElhoney, J. Shusterman, Geophys. Res. Lett., 2010, 37, L09201, doi:10.1029/2010GL042613. Full Text PDF

"Discovery of Natural Perchlorate in the Antarctic Dry Valleys and its Global Implications" S. P. Kounaves, S. T. Stroble, R. M. Anderson, Q. Moore, D. C. Catling, S. Douglas, C. P. McKay, D. W. Ming, P. H. Smith, L. K. Tamppari, A. P. Zent, Environ. Sci. Technol., 2010, 44, 2360-64. Full Text PDF

"Wet Chemistry Experiments on the 2007 Phoenix Mars Scout Lander: Data Analysis and Results" S. P. Kounaves, M. H. Hecht, J. Kapit, K. Gospodinova, L. DeFlores, R. C. Quinn, W. V. Boynton, B. C. Clark, D. C. Catling, P. Hredzak, D. W. Ming, Q. Moore, J. Shusterman, S. Stroble, S. J. West, and S. M. M. Young,J. Geophys. Res., 2010, 115, E00E10, doi:10.1029/2009JE003424 Full Text

"A Perchlorate Brine Lubricated Deformable Bed Facilitating Flow of the North Polar Cap of Mars: Possible Mechanism for Water Table Recharging", D. A. Fisher, M. H. Hecht, S. P. Kounaves, and D. C. Catling, J. Geophys. Res., 2010, 115, E00E12, doi:10.1029/2009JE003405 Full Text

"Atmospheric origins of perchlorate on Mars and in the Atacama", D. C. Catling, M. W. Claire, K. J. Zahnle, R. C. Quinn, B. C. Clark, M. H. Hecht, and S. P. Kounaves, J. Geophys. Res., 2010, 115, E00E11, doi:10.1029/2009JE003425 Full Text

"Habitability of the Phoenix Landing Site" C. R. Stoker, A. Zent, D. C. Catling, S. Douglas, J. Marshall, D. Archer, B. C. Clark, S. P. Kounaves, M. Lemmon, R. C. Quinn, N. Renno, P. H. Smith, and S. Young, J. Geophys. Res., 2010, 115, E00E20, doi:10.1029/2009JE003421 Full Text

2009

"Detection of Perchlorate and the Soluble Chemistry of Martian Soil at the Phoenix Lander Site" M. H. Hecht, S. P. Kounaves, R. C. Quinn, S. J. West, S. M. M. Young, D. W. Ming, D. C. Catling, B. C. Clark, W. V. Boynton, J. Hoffman, L. P. DeFlores, K. Gospodinova, J. Kapit, and P. H. Smith Science, 2009, 325, 64-67. Abstract - Full Text PDF

"Evidence for Calcium Carbonate at the Mars Phoenix Landing Site" W. V. Boynton, D. W. Ming, S. P. Kounaves, S. M. M. Young, R. E. Arvidson, M. H. Hecht, J. Hoffman, P. B. Niles, D. K. Hamara, R. C. Quinn, P. H. Smith, B. Sutter, D. C. Catling, and R. V. Morris, Science, 2009, 325, 61-64. Full Text PDF

"H2O at the Phoenix Landing Site" P. H. Smith, L. K. Tamppari, R. E. Arvidson, D. Bass, D. Blaney, W. V. Boynton, A. Carswell, D. C. Catling, B. C. Clark, T. Duck, E. DeJong, D. Fisher, W. Goetz, H. P. Gunnlaugsson, M. H. Hecht, V. Hipkin, J. Hoffman, S. F. Hviid, H. U. Keller, S. P. Kounaves, C. F. Lange, M. T. Lemmon, M. B. Madsen, W. J. Markiewicz, J. Marshall, C. P. McKay, M. T. Mellon, D. W. Ming, R. V. Morris, W. T. Pike, N. Renno, U. Staufer, C. Stoker, P. Taylor, J. A. Whiteway, and A. P. Zent, Science, 2009, 325, 58-61.Full Text PDF

"Possible physical and thermodynamical evidence for liquid water at the Phoenix landing site", N. O. Renno, B. J. Bos, D. C. Catling, B. C. Clark, L. Drube, D. Fisher, W. Goetz, S. F. Hviid, H. U. Keller, J. F. Kok, S. P. Kounaves, K. Leer, M. Lemmon, M. B. Madsen, W. J. Markiewicz, J. Marshall, C. McKay, M. Mehta, M. Smith, M. P. Zorzano, P. H. Smith, C. Stoker, and S. M. M. Young, J. Geophys. Res., 1142009, E00E03, doi:10.1029/2009JE003362 Full Text

"The MECA Wet Chemistry Laboratory on the 2007 Phoenix Mars Scout Lander" S. P. Kounaves, M. H. Hecht, S. J. West, J. Morookian, S. M. M. Young, R. Quinn, P. Grunthaner, X. Wen, M. Weilert, C. A. Cable, A. Fisher, K. Gospodinova, J. Kapit, S. Stroble, P. Hsu, B. C. Clark, D. W. Ming, and P. H. Smith , J. Geophys. Res., 114, 2009, E00A19, doi:10.1029/2008JE003084 Full Text

2008

"Introduction to special section on the Phoenix Mission: Landing Site Characterization Experiments, Mission Overviews, and Expected Science" P.H. Smith, L. Tamppari, R. E. Arvidson, D. Bass, D. Blaney, W. Boynton, A. Carswell, D. Catling, B. Clark, T. Duck, E. DeJong, D. Fisher, W. Goetz, P. Gunnlaugsson, M. Hecht, V. Hipkin, J. Hoffman, S. Hviid, H. Keller, S. Kounaves, C. F. Lange, M. Lemmon, M. Madsen, M. Malin, W. Markiewicz, J. Marshall, C. McKay, M. Mellon, D. Michelangeli, D. Ming, R. Morris, N. Renno, W. T. Pike, U. Staufer, C. Stoker, P. Taylor, J. Whiteway, S. Young, and A. Zent, J. Geophys. Res., 113, E00A18, doi:10.1029/2008JE003083. Full Text

"Effects of the Phoenix Lander Descent Thruster Plume on the Martian Surface" D. H. Plemmons, B. C. Clark, S. P. Kounaves, L. L. Peach, N. O. Renno, L. Tamppari, and S. M. M. Young, J. Geophys. Res., 113, E00A11, doi:10.1029/2007JE003059. Full Text

2007

"Life on Mars may be hidden like Earth’s extremophiles" S. P. Kounaves, Nature, 2007, 449, 281.Full Text PDF

"Microbial Detection Array (MDA) - Unambiguous Detection of Microbial Metabolic Activity in Astrobiology Applications", A. Hoehn, K. L. Lynch, J. Clawson, J. B. Freeman, J. Kapit, S. M. M. Young, S. P. Kounaves, and I. I. Brown, SAE Proceedings, ICES 2007, International Conference On Environmental Systems, Proceedings, Chicago, IL, USA, 2007SAE Document No. 2007-01-3190 AbstractFull Text PDF

2005

"Analysis of Simulated Martian Regolith Using an Array of Ion Selective Electrodes", S. R. Lukow and S.P. Kounaves, Electroanalysis, 2005, 17, 1441-49. Abstract - Full Text PDF

2004

“Detecting Heavy Metals in Solution Using E-Tongue 3 REDOX Water Quality Sensors on the International Space Station”, Gregory M. Kuhlman, D. Keymeulen, M. G. Buehler, and S. P. Kounaves, 2004 IEEE Aerospace Conference Proceedings, Vol. 1, 2004, 363-377. Full Text

2003

"Mars Surveyor Program '01 Mars Environmental Compatibility Assessment Wet Chemistry Lab: A Sensor Array for Chemical Analysis of the Martian Soil", S. P. Kounaves, S. R. Lukow, B. P. Comeau, M. H. Hecht, S. M. Grannan-Feldman, K. Manatt, S. J. West, X. Wen, M. Frant, and T. Gillette, J. Geophys. Res., 2003, 108(E7), 5077-89. Full Text

"Electrochemical Approaches for Chemical and Biological Analysis on Mars" S. P. Kounaves, ChemPhysChem, 2003, 4, 162-168. Abstract - Full Text PDF

"Planar REDOX and Conductivity Sensors for ISS Water Quality Measurements",M. G. Buehler, G. M. Kuhlman, D. Keymeulen, N. Myung, and S. P. Kounaves, 2003 IEEE Aerospace Conference Proceedings, Vol. 2, 2003, 535-550. Abstract - Full Text PDF

"Planar Arrays Redox Cells and pH Sensors for ISS Water Quality and Microbe Detection", M. G. Buehler, G. M. Kuhlman, D. Keymeulen, N. Myung, S. P. Kounaves, D. Newnam, and D. Lies, SAE Proceedings, International Conference on Environmental Systems, Vancouver BC, Canada, 2003, SAE Document No. 2003-01-2553. Abstract - Full Text PDF

2002

"Geochemical Analysis on Mars" S.P. Kounaves and M.H. Hecht, Geochimica Cosmochimica Acta, 2002, 66, A413. Abstract

"Determination of Geochemistry on Mars Using an Array of Electrochemical Sensors", S.P.Kounaves, M.G. Buehler, M.H. Hecht, and S. West, in Environmental Electrochemistry: Analyses of Trace Element Biogeochemistry, M. Taillefert and T.F. Rozen (Eds) ACS Symposium Series, Vol. 811, American Chemical Society, Washington, DC, 2002, pp.306-19. Abstract - Full Text PDF

"Microbial Life Detection With Minimal Assumptions", S. P. Kounaves, R.A. Noll, M.H. Hecht, M.G.Buehler, K. Lankford, S. West, in "Instruments, Methods and Missions for Astrobiology IV", R.B.Hoover, G.L.Levin, R.P. Paepe, A.Y.Rozanov (Eds), SPIE Proceedings, Vol. 4495, 137-144, 2002. Full Text PDF

"Advanced Electronic Tongue Concept",  M.G. Buehler,  G.M. Kuhlman, D. Keymeulen and S.P. Kounaves, 2002 IEEE Aerospace Conference Proceedings, Vol.1, 2002, 407-416. Abstract

"Voltammetric Measurement of Arsenic in Natural Waters", R. Feeney and S.P. Kounaves, Talanta, 2002  58, 23-31.Abstract Full Text PDF

2001

"Designing A Water Quality Monitor Using an Array of ISEs",  M.G. Buehler, S.P. Kounaves, D.P. Martin, S.J. West, and G.M. Kuhlman,  2001 IEEE Aerospace Conference Proceedings, 2001, Vol.1, 331-338. Abstract - Full Text PDF

"Ultramicroelectrode Arrays Modified With Ionomer-Entrapped Silica Films as Potential Voltammetric Sensors for Cu, Pb and Se", S. P. Kounaves, O.Y. Nadzhafova, V. Tarasov, and S. H. Tan, Analytical Sciences (Supplement - Proceedings of IUPAC ICAS 2001), 17, 2001, 1031-33. Full Text PDF

2000

"Rapid On-Site Analysis of Arsenic in Groundwater using a Microfabricated Gold Ultramicroelectrode Array",  R. Feeney and S. P. Kounaves, Anal.Chem., 2000, 72, 2222-2228.Abstract - Full Text PDF

"Microfabricated Ultramicroelectrode Arrays: Developments, Advances, and Applications in Environmental Analysis", R. Feeney and S. P. Kounaves, Electroanalysis, 2000, 12, 677-84. Abstract - Full Text PDF

"The Source of the Anomalous Cathodic Peak During ASV with In Situ Mercury Film Formation in Chloride Solutions", M. A. Nolan and S. P. Kounaves, Electroanalysis, 2000, 12, 96-99. AbstractFull Text PDF

"Adsorptive Stripping Analsis of Trace Nickel at Iridium-Based Ultramicroelectrode Arrays", J. Wang, J. Wang, W. K. Adeniyi, and S. P. Kounaves, Electroanalysis, 2000, 12, 44-47. Abstract-Full Text PDF

1999

"Measuring the Chemical Potential of the Martian Regolith to Generate and Sustain Life", S. P. Kounaves, M. G. Buehler, and K. R. Kuhlman, in Workshop on Mars 2001: Integrated Science in Preparation for Sample Return and Human Exploration (Eds: J. Marshal, C. Weitz), LPI Contribution 991, Lunar and Planetary Institute, Houston, 1999, pp 61. Full Text PDF

The Mars Environmental Compatibility Assessment (MECA) Wet Chemistry Experiment on the Mars '01 Lander", S. M. Grannan, M. Frant, M. H. Hecht, S.P. Kounaves, K. Manatt, T. P. Meloy, W. T. Pike, W. Schubert, S. West, X. Wen, in Workshop on Mars 2001: Integrated Science in Preparation for Sample Return and Human Exploration (Eds: J. Marshal, C. Weitz), LPI Contribution 991, Lunar and Planetary Institute, Houston, 1999, pp 41-42. Full Text PDF

"Determination of Heterogeneous Electron Transfer Rate Constants at Microfabricated Iridium Electrodes", R.Feeney and S. P. Kounaves, Electrochemistry Communications, 1999, 1, 453-458. Abstract-Full Text PDF

"Electrochemistry on Mars", S.J. West, M.S. Frant, X. Wen, R. Geis, J. Herdan, T. Gillette, M. H. Hecht, W. Schubert, S. Grannan, S.P. Kounaves, American Laboratory, 1999, 20, 48-54. Abstract-Full Text PDF

"Microfabricated Array of Iridium Microdisks as a Substrate for Direct Determination of Cu2+ or Hg2+using Square Wave Anodic Stripping Voltammetry",  M. Nolan and S. P. Kounaves, Anal.Chem., 1999, 71, 3567-3573. Abstract-Full Text PDF

"Effects of Chloride Ion Concentration on Mercury(I) Chloride Formation During Ex Situ and In Situ Mercury Deposition with Selected Electrode Substrates and Electrolytes", M. A. Nolan and S. P. Kounaves, Anal. Chem., 1999, 71, 1176-82. Abstract-Full Text PDF

1998

"Failure Analysis of Microfabricated Ir-Ultramicroelectrodes in Chloride Media", M. A. Nolan and S. P. Kounaves, Sensors & Actuators B, 1998, 50, 117-124. Abstract-Full Text PDF

"Effects of Mercury Electrodeposition on the Surface of Microlithographically Fabricated Ir Ultramicroelectrodes",  M. A. Nolan and S. P. Kounaves, J. Electroanal. Chem. 1998, 453, 39-48. Abstract-Full Text PDF

"Determination of Selenium(IV) at a Microfabricated Gold Ultramicroelectrode Array Using SWASV", S. Tan and S.P.Kounaves, Electroanalysis, 1998, 10, 364-68. Abstract-Full Text PDF

"Analytical Characterization of Microlithographically Fabricated Ir-Based Ultramicroelectrode Arrays", R. Feeney, J. Herdan, M. Nolan, S.Tan, V. Tarasov, and S. P. Kounaves, Electroanalysis, 1998, 10, 89-93. Abstract-Full Text PDF

"Field Evaluation of an Electrochemical Probe for In-Situ Determination of Heavy Metals in Ground Water", J. Herdan, R. Feeney, S. P. Kounaves, A. F. Flannery, C. W. Storment, G. T. A. Kovacs, and R. B. Darling, Env. Sci. & Technol., 1998, 32, 131-136. Abstract-Full Text PDF

1997

"Electrochemistry of the Copper-Nickel Series of Heteropolymetallic Complexes (µ4-O)(N,N-diethylnicotinamide)4Cu4-x(Ni(H2O))xCl6 (x = 0 - 4)", B.Workie, C. E. Dubé, M. L. Aksu, S.P.Kounaves, A.Robbat, and G. Davies, J. Chem. Soc. Dalton Trans., 1997, 10, 1739-45. Abstract-Full Text PDF

"Fabrication and Characterizaton of a Solid State Reference Electrode for Electroanalysis of Natural Waters with Ultramicroelectrodes", M. A. Nolan, S. H. Tan, and S. P. Kounaves, Anal.Chem., 1997, 69, 1244-47. Abstract-Full Text  PDF

"Voltammetric Techniques", S.P. Kounaves in Handbook of Instrumental Techniques for Analytical Chemistry, F.A.Settle (Ed.) Prentice Hall PTR, Upper Saddle River, NJ, 1997

1996

"Microfabricated Electrochemical Analysis System for Heavy Metal Detection" R. J. Reay, A. F. Flannery, C. W. Storment, S. P. Kounaves, and G. T. A. Kovacs, Sensors and Actuators B, 1996, 34, 450-55. Abstract - Full Text PDF

1995

"Electrodeposition of Metal Alloy and Mixed Oxide Films Using A Single-Precursor Tetranuclear Copper-Nickel Complexes", C. E. Dubé, B. Workie, S.P.Kounaves, A. Robbat, M. L. Aksu, and G. Davies, J.Electrochem.Soc., 1995, 142, 3357-65. AbstractFull Text PDF

"Microfabricated Electrochemical Analysis System for Heavy Metal Detection", R.J. Reay, C.W.Storment, A.F.Flannery, S.P. Kounaves, and G.T.A. Kovacs, Transducers'95-Eurosensors IX, Proc. 8th International Conference on Solid-State Sensors & Actuators, Digest of Technical Papers 1995, pp. 932-34, (IEEE Cat. No. 95TH8173) Full Text PDF

"Determination of Aromatic Nitriles Using Enzyme-Based Selectivity Mechanisms: 2 - A Nitrilase Modified Glassy Carbon Microelectrode Sensor for Benzonitrile ", T. Z. Liu, Y. Wang, S.P. Kounaves and E.J. Brush, Anal Chem. , 1995, 67, 1679-83. Abstract-Full Text PDF

"Microfabricated Heavy Metal Ion Sensor", G. T. A. Kovacs, C. W. Storment, and S. P. Kounaves, Sensors and Actuators B, 1995, 23, 41-47. Full Text PDF

1994

"An Integrated CMOS Potentiostat for Miniaturized Electroanalytical Instrumentation", R.J.Reay, S.P.Kounaves and G.T.A.Kovacs, 1994 IEEE International Solid State Circuits Conference, Digest of Technical Papers, 1994, pp. 162-63, (Cat.No. 94CH3410-8) Full Text PDF

"An Iridium-Based Ultramicroelectrode Array Fabricated by Microlithography ", S. P. Kounaves, W. Deng, P. R. Hallock, G. T. Kovacs, and C. Storment, Anal.Chem. , 1994, 66, 418-423. Abstract-FullText PDF

1993

"Determination of Aromatic Nitriles Using Enzyme-Based Selectivity Mechanisms: 1 - An Ammonia GSE Based Sensor for Benzonitrile", Z. Liu, Y. Wang, S.P. Kounaves and E.J. Brush, Anal.Chem., 1993, 65, 3134-3136. Abstract- Full Text PDF

"Analytical Utility of the Iridium-Based Mercury Ultramicroelectrode with Square Wave Anodic Stripping Voltammetry", S. P. Kounaves and W. Deng, Anal.Chem., 1993, 65, 375-379. Abstract- Full Text PDF

1992

"Pseudopolarography at the Mercury Hemisphere Ultramicroelectrode: Theory and Experiment", S.P.Kounaves, Anal.Chem., 1992, 64, 2998-3003. Abstract- Full Text PDF

"Acquisition and Presentation of 3D Chromatovoltammographic Data", S. P. Kounaves and D. D Lu, Computers & Chem., 1992, 16, 29-33.Abstract - Full Text

1991

"The Effect of Electrode Surface Morphology on Square Wave Current Response", S. P. Kounaves and W. Deng, J.Electroanal.Chem., 1991, 306, 111-124- Full Text PDF

"Fabrication and Characterization of an Iridium Based Mercury Ultramicroelectrode", S. P. Kounaves and W. Deng, J.Electroanal.Chem., 1991, 301, 77-85- Full Text PDF

1990

"Iridium Based Ultramicroelectrodes: Development and Use in Electrochemical Analysis" S. P. Kounaves, Platinum Metals Rev., 1990, 34, 131-134- Full Text PDF

1989

"Carbon Fiber Electrode Cell for Square Wave Voltammetric Detection of Biogenic Amines in HPLC", S. P. Kounaves and J. B. Young, Anal.Chem., 1989, 61, 1469-1472. Full Text PDF

1988

"An Iridium Based Mercury Film Electrode: Part-II Comparison of Hg-Film Electrode Behaviors: Theory vs Reality", S. P. Kounaves and J. Buffle, J.Electroanal.Chem., 1988, 239, 113-123- Full Text PDF

1987

"Square Wave Anodic Stripping Voltammetry at the Mercury Film Electrode : Theoretical Treatment", S. P. Kounaves, J. O'Dea, P. Chandrasekhar and J. Osteryoung, Anal.Chem., 1987, 59, 386-389. Full Text PDF

"An Iridium Based Mercury Film Electrode: Part-I Selection of Substrate and Preparation", S. P. Kounaves and J. Buffle, J.Electroanal.Chem., 1987, 216, 53-69- Full Text PDF

1986

"Square Wave Voltammetry at the Mercury Film Electrode: Theoretical Treatment", S.P.Kounaves, J. O'Dea, P. Chandrasekhar and J. Osteryoung, Anal.Chem., 1986, 58, 3199-3202. Full Text PDF

"Deposition and Stripping Properties of Mercury on Iridium Electrodes", S. P. Kounaves and J. Buffle, J.Electrochem.Soc., 1986, 133, 2495-2498- Full Text PDF

1985

"Study of the Formation of True Mercury Films for Electroanalytical Applications to Speciation",
S. P. Kounaves, PhD(DSc) Thesis, Universite de Geneve, 1985 Full Text PDF

"The Importance of Concentration Effects at the Electrode Surface in Anodic Stripping Voltammetric Measurements of Metal Ion Complexation at Natural Water Concentrations", A. M. Almeida Mota, J. Buffle, S.P. Kounaves and M. L. Simoes Goncalves, Anal.Chim.Acta, 1985, 172, 13-30. Full Text PDF

1980

"Stripping Polarography and the Reduction of Copper(II) in Sea Water at the HMDE", A. Zirino and S. P. Kounaves, Anal.Chim.Acta, 1980, 113, 79-90- Full Text PDF

1979

"Studies of Cadmium-Ethylenediamine Complex Formation in Sea Water by Computer Assisted Stripping Polarography", S.P. Kounaves, A. Zirino, Anal.Chim.Acta, 1979, 109, 327-339. Full Text PDF

1977

"Rapid Determination of Titration Alkalinity of Sea Water by Equilibration with CO2", R. S. Keir, S. P. Kounaves and A. Zirino, Anal.Chim.Acta, 1977, 91, 181-188. Full Text PDF

"Anodic Stripping Peak Currents : Electrolysis Potential Relationships for Reversible Systems", A. Zirino and S. P. Kounaves, Anal.Chem., 1977, 49, 56-59. Full Text PDF


PATENTS

Total Organic Carbon Analyzer (TOC), S. P. Kounaves, International Patent WO-03104765 Issued 12/18/2003, US Patent No. 7,632,393 Issued 12/15/2009, US Patent No. 8,216,447 Issued 7/10/2012.

Microfabricated Array of Iridium Microdisks for Determination of Cu(II) & Hg(II), S. P. Kounaves and M. A. Nolan, Patent No. 6,527,930 Issued March 4, 2003. USPTO Full-Text

Iridium-Based Mercury Microelectrode Array Sensor for Heavy Metals, S. P. Kounaves, G. T. Kovacs, and C.W. Storment, Patent No. 5,378,343 Issued January 1, 1995  USPTO Full-Text

Metals, Metal Alloys, and Metal Oxide Formation by Electrodeposition of Polymetallic Complexes, S. P. Kounaves, A. Robbat, and G. Davies, Patent No.5,277,789 Issued January 11, 1994  USPTO Full-Text




Last Updated: 10/07/2024