(Italic / underline = postdoc or student under my supervision)

Rodriguez, L.E.; Weber, J.M.; Barge, L.M. (2024) Evaluating Pigments as a Biosignature: Abiotic / Prebiotic Synthesis of Pigments and Pigment Mimics in Planetary Environments. Astrobiology, in press.


Testón-Martínez, S., Barge, L. M., Eichler, J., Sainz-Díaz, C. I., and Cartwright, J. H. E. (2024) Experimental modelling of the growth of tubular ice brinicles from brine flows under sea ice. The Cryosphere,


Barge L.M. and Fournier G. (2024) Considerations for Detecting Organic Indicators of Metabolism on Enceladus. Astrobiology, 24,3,328-338.


Gutiérrez-Ariza C., Barge L.M., Ding Y., Cardoso S.S.S., McGlynn S.E., Nakamura R., Giovanelli D., Price R., Lee H.E., Huertas F.J., Sainz-Díaz C.I., Cartwright J.H.E. (2024) Magnesium silicate chimneys at the Strytan hydrothermal field, Iceland as analogues for prebiotic chemistry at alkaline submarine hydrothermal vents on the early Earth. Progress in Earth and Planetary Science, 11, 11, 


Testón-Martínez, S.; Huertas-Roldan, T; Knoll, P.; Barge, L.M.; Sainz-Diaz, C.I.; Cartwright, J.H.E. (2023) A microfluidic labyrinth self-assembled by a chemical garden. Physical Chemistry Chemical Physics 25, 30469–30476.


Martinez E., Rodriguez L.E., Sheppard R.Y., Zhang Y., Cid C.A., Khodayari A., Barge L.M. (2023) Nitrate Reactivity in Iron (Oxy)hydroxide Systems: Effect of pH, Iron Redox State, and Phosphate. ACS Earth Space Chem. 7, 11, 2287–2297


Goldman A.D., Weber J.M., LaRowe D.E., Barge L.M. (2023) Electron Transport Chains as a Window into the Earliest Stages of Evolution. PNAS, 120 (34) e2210924120.


Weber J.M., Marlin T.C., Prakash M., Teece B.L., Dzurilla K., Barge L.M. (2023) Hypothesized Metabolic Pathways on Europa and Enceladus: Space-Flight Detection Considerations. Life, 13(8), 1726.


Barge, L.M., Price, R.E. (2022) Diverse geochemical conditions for prebiotic chemistry in shallow-sea alkaline hydrothermal vents. Nature Geoscience, 15, 976–981.


Barge L. M.Flores E., Weber J. M., Fraeman A. A., Yung Y. L., VanderVelde D., Martinez E., Castonguay A., Billings K., Baum M. M. (2022) Prebiotic reactions in a Mars analog iron mineral system: effects of nitrate, nitrite, and ammonia on amino acid formation. Geochimica et Cosmochimica Acta, 336, 469-479.


Barge L.M., Rodriguez L.E., Weber J.M., Theiling B.P. (2022) Determining the “Biosignature Threshold” for Life Detection on Biotic, Abiotic, or Prebiotic Worlds. Astrobiology,


Dickson J., Martinez E., Pagano J. J., Hudson R., Perl S. M., Barge L. M. (2022) Incorporating Microbes into Laboratory-grown Chimneys for Hydrothermal Microbiology Experiments. ACS Earth and Space Chemistry, 6, 4, 953–961


Prakash M., Weber J. M., Rodriguez L. E., Sheppard R. Y., Barge, L. M. (2022) Database on Mineral Mediated Carbon Reduction: Implications for Future Research. International Journal of Astrobiology, 21, 6, 423-440.


Weber J.M., Henderson B.L., LaRowe D.E., Goldman A.D., Perl S.M., Billings K., Barge L.M. (2021) Iron-sulfur minerals drive NAD+ reduction under prebiotic Earth conditions. Astrobiology,


Barge L.M. and Rodriguez L.E. (2021) Life on Enceladus? It depends on its origin. Nature Astronomy, 5, 740-741


Flores, E., Martinez, E., Rodriguez, L. E., Weber, J. M., Khodayari, A., Barge, L. M. (2021) Effects of Amino Acids on Phosphate Adsorption onto Iron (Oxy)hydroxide Minerals under Early Earth Conditions. ACS Earth and Space Chemistry,


Weber J.M. and Barge L.M. (2021) Iron-Silicate Chemical Garden Morphology and Reactivity with Alpha-Keto Acids. ChemSystemsChem,


Lee, C.; Weber, J.M.; Rodriguez, L.E.; Sheppard, R.Y.; Barge, L.M.; Berger, E.L.; Burton, A.S. (2022) Chirality in Organic and Mineral Systems: A Review of Reactivity and Alteration Processes Relevant to Prebiotic Chemistry and Life Detection Missions. Symmetry, 14, 460.


Henao S. G., Karanauskas V., Drummond S.M., Dewitt L.R., Maloney C.M., Mulu C., Weber J.M., Barge L.M., Videau P.,  Gaylor M.O. (2022) Planetary Minerals Catalyze Conversion of a Polycyclic Aromatic Hydrocarbon to a Prebiotic Quinone: Implications for Origins of Life. Astrobiology 22, 2, 197-209.


Gaylor M.O.; P. Miro; B. Vlaisavljevich; S K.A. Anuradha; L. M. Barge; A. Omran; P. Videau; V. A. Swenson; L. J. Leinen; N. W. Fitch; K. L. Cole; C. Stone; S. M. Drummond; K. Rageth; J. T. Dewitt; S. González Henao; V. Karanauskus. (2021) Plausible Emergence and Self Assembly of a Primitive Phospholipid from Reduced Phosphorus on the Primordial Earth. Origins of Life and Evolution of Biospheres, 51, 185–213.


Omran A., Oze C., Jackson B., Mehta C., Barge L. M., Bada J., Pasek M. A. (2021) Phosphine Generation Pathways on Rocky Planets. Astrobiology 21, 10, 1264-1276.


Perl, S.M. Celestian, A.J., Cockell, C.S., Corsetti, F.A., Barge, L.M., Bottjer, D., Filiberto, J., Baxter, B.K., Kanik, I., Potter-McIntyre, S., Weber, J.M.Rodriguez, L.E., Daswani, M.M. (2021) A Proposed Geobiology-Driven Nomenclature for Astrobiological In Situ Observations and Sample Analyses. Astrobiology, 21, 7 DOI: 10.1089/ast.2020.2318


L. M. Barge, E. Flores, J. Weber, M. M. Baum, D. VanderVelde, A. Castonguay. (2020) Effects of Geochemical and Environmental Parameters on Abiotic Organic Chemistry Driven by Iron Hydroxide Minerals. JGR-Planets, 125, 11, e2020JE006423,


V. P. Aguirre, S. Jocic, P. Webster, C. Buser, J. A. Moss, L. M. Barge, Y. Tang, Y. Guo, M. M. Baum. (2020) Synthesis and Characterization of Mixed-valent Iron Double Layer Hydroxides (“Green Rust”). ACS Earth and Space Chemistry, 5, 1, 40–54.


N. Hermis, G. LeBlanc, L. M. Barge. Simulation of Prebiotic Early Earth Hydrothermal Chimney Systems in a Thermal Gradient Environment. Journal of Visualized Experiments, 2020.


K. Chin, J. Pasalic, N. Hermis, L. M. Barge (2020) Chemical Gardens as Electrochemical Systems: In-situ Dynamic Characterization of Simulated Prebiotic Hydrothermal Chimneys by Impedance Spectroscopy. ChemPlusChem, 85(12):2619-2628.


J.-P. Jones, S. A. Firdosy, L. M. Barge, J. C. Bescup, S. M. Perl, X. Zhang, A. M. Pate, R. E. Price. (2020) 3D Printed Minerals as Astrobiology Analogs of Hydrothermal Vent Chimneys. Astrobiology, 20, 12, 1405-1412,


R. Hudson, R. de Graaf, M. Rodin, N. Lane, S.E. McGlynn, A. Ohno, Y.M.A. Yamada, R. Nakamura, L.M. Barge, D. Braun, V. Sojo. (2020) CO2 reduction driven by a pH gradient. PNAS, 117 (37) 22873-22879.


L.M. Barge, J.-P. Jones, J. Pagano, E. Martinez, J. Bescup. (2020) 3-Dimensional Analysis of a Simulated Prebiotic Hydrothermal Chimney. ACS Earth and Space Chemistry, 4, 1663-1669.


Hooks M. R., Webster P., Weber J. M., Perl S., Barge L. M. (2020) Effects of Amino Acids on Iron-Silicate Chemical Garden Precipitation. Langmuir, 36, 21, 5793–5801.


Y. Wei, K. Chin, L.M. Barge, S. Perl, N. Hermis, T. Wei. (2020) Machine Learning Analysis of the Thermodynamic Responses of In-situ Dielectric Spectroscopy Data in Amino Acids and Inorganic Electrolytes. J. Phys. Chem. B, 124, 50, 11491–11500.


T. R. Maltais, D. VanderVelde, D. LaRowe, A. D. Goldman, L. M. Barge (2020) Reactivity of Metabolic Intermediates and Cofactor Stability Under Model Early Earth Conditions. Origins of Life and Evolution of Biospheres, 50, 35–55, DOI: 10.1007/s11084-019-09590-9.


L. M. Barge, E. Flores, M. M. Baum, D. VanderVelde, M.J. Russell (2019) Redox and pH Gradients Drive Amino Acid Synthesis in Iron Oxyhydroxide Mineral Systems. PNAS, 116 (11) 4828-4833;


B. R. Lam, L. M. Barge, A. C. Noell, K. H. Nealson. (2019) Detecting Endogenous Microbial Metabolism and Differentiating Between Abiotic and Biotic Signals Observed by Bioelectrochemical Systems in Soils. Astrobiology, doi: 10.1089/ast.2018.1892.


Q. Wang, L. M. Barge, O. Steinbock (2019) Microfluidic Production of Pyrophosphate Catalyzed by Mineral Membranes Over Steep pH Gradients. Chemistry - A European Journal,


S.D. Vance, L.M. Barge, S.S.S. Cardoso, J.H.E. Cartwright. (2019) Self-assembling ice membranes on Europa: Brinicle properties, field examples, and possible energetic systems in icy ocean worlds. Astrobiology, 19, 5,


L. M. Barge (2018) Considering planetary environments in origin of life studiesNature Communications 9, 5170.


Hendrix A.R., Hurford T.R., Barge, L.M., Bland M.T., Bowman, J.S., and 23 co-authors (2018) The NASA Roadmap to Ocean Worlds. Astrobiology, 19, 1, DOI: 10.1089/ast.2018.1955.


H.L. Juntunen, L. Leinen, B.K. Pitts, S.M. O’Hanlon, B. Theiling, L.M. Barge, P. Videau, M.O. Gaylor (2018) Investigating the kinetics of montmorillonite clay-catalyzed conversion of anthracene to 9,10-anthraquinone in the context of prebiotic chemistry. Origins of Life and Evolution of Biospheres, doi: 10.1007/s11084-018-9562-9.


L. M. Barge, F. C. Krause, J.-P. Jones, K. Billings, P. Sobron. Geo-Electrodes and Fuel Cells for Simulating Hydrothermal Vent Environments. Astrobiology, 18, 9.


Chin K. B., Chi I., Pasalic J., Huang C.-K., Barge L. M. (2018) An introductory study using impedance spectroscopy technique with polarizable microelectrode for amino acids characterization. Review of Scientific Instruments, 89, 045108.


Barge L. M. and White L.M. Experimentally Testing Hydrothermal Vent Origin of Life on Enceladus and Other Icy/Ocean Worlds. Astrobiology, Special Collection on Enceladus,


Barge L.M., Cardoso S.S.S., Cartwright J.H.E., Doloboff I.J., Flores E., Macías-Sánchez E., Sainz-Díaz C.I., Sobrón P. Self-Assembling Iron Oxyhydroxide / Oxide Tubular Structures: Laboratory-Grown and Field Examples from Rio Tinto. Proceedings of the Royal Society of London A, Published 9 November 2016.DOI: 10.1098/rspa.2016.0466.


Barge L.M., Branscomb E., Brucato J.R., Cardoso S.S., Cartwright J.H., Danielache S.O., Galante D., Kee T.P., Miguel Y., Mojzsis S., Robinson K.J., Russell M.J., Simoncini E., Sobron P. (2016) Thermodynamics, Disequilibrium, Evolution: Far-From-Equilibrium Geological and Chemical Considerations for Origin-Of-Life ResearchOrigins of Life and Evolution of Biospheres. 2016 Jun 6, DOI: 10.1007/s11084-016-9508-z.


O. Steinbock, J. H. E. Cartwright, L. M. Barge (2016) The Fertile Physics of Chemical GardensPhysics Today, 69(3), 44, doi: 10.1063/PT.3.3108. (Featured on cover of March 2016 issue)


L. M. Barge, Y. Abedian, M. J. Russell, I. J. Doloboff, J. H. E. Cartwright, R. D. Kidd, I. Kanik. (2015) From Chemical Gardens to Fuel Cells: Generation of Electrical Potential and Current Across Self-Assembling Iron Mineral MembranesAngewandte Chemie International Edition, 54, 28:8184-8187, DOI: 10.1002/anie.201501663.


C. Scharf, N. Virgo, H. J. Cleaves II, M. Aono, N. Aubert-Kato, A. Aydinoglu, A. Barahona, L. M. Barge, S. A. Benner, M. Biehl, R. Brasser, C. J. Butch, K. Chandru, L. Cronin, S. Danielache, J. Fischer, J. Hernlund, P. Hut, T. Ikegami, J. Kimura, K. Kobayashi, C. Mariscal, S. McGlynn, B. Menard, N. Packard, R. Pascal, J. Pereto, S. Rajamani, L. Sinapayen, E. Smith, C. Switzer, K. Takai, F. Tian, Y. Ueno, M. Voytek, O. Witkowski, H. Yabuta (2015) A Strategy for Origins of Life ResearchAstrobiology 15(12):1031-1042, DOI: 10.1089/ast.2015.1113.


L. M. Barge, S. S. S. Cardoso, J. H. E. Cartwright, G. J. T. Cooper, L. Cronin, A. De Wit, I. J. Doloboff, B. Escribano, R. E. Goldstein, F. Haudin, D. E. H. Jones, A. L. Mackay, J. Maselko, J. J. Pagano, J. Pantaleone, M. J. Russell, C. I. Sainz-Díaz, O. Steinbock, D. A. Stone, Y. Tanimoto, N. L. Thomas. (2015) From Chemical Gardens to ChemobrionicsChemical Reviews115 (16), pp 8652–8703, DOI: 10.1021/acs.chemrev.5b00014.


L. M. Barge, Y. Abedian, I. J. Doloboff, J. E. Nunez, M. J. Russell, R. D. Kidd, I. Kanik. (2015) Chemical Gardens as Flow-Through Reactors Simulating Natural Hydrothermal SystemsJournal of Visualized Experiments, 105, DOI: 10.3791/53015.


B. T. Burcar, L. M. Barge, D. Trail, E. B. Watson, M. J. Russell, L. B. McGown. (2015) RNA Oligomerization in Laboratory Analogues of Alkaline Hydrothermal Vent SystemsAstrobiology, 15(7): 509-522. doi:10.1089/ast.2014.1280.


L. M. Barge, T. P. Kee, I. J. Doloboff, J. M. P. Hampton, M. Ismail, M. Pourkashanian, J. Zeytounian, M. M. Baum, J. Moss, C.-K. Lin, R. D. Kidd, I. Kanik (2014) The Fuel Cell Model of Abiogenesis: A New Approach to Origin-of-Life SimulationsAstrobiology, 14(3):254-70.


Russell, M. J., Barge, L. M., Bhartia, R., Bocanegra, D., Bracher, P., Branscomb, E., Kidd, R., McGlynn, S., Meier, D., Nitschke, W., Shibuya, T., Vance, S., White, L. (2014) The Drive to Life on Rocky and Icy WorldsAstrobiology,14, 4, 308-343. (Cover of April 2014 issue.)


Barge, L. M., Doloboff, I. J., Russell, M. J., VanderVelde, D., White, L. M., Stucky, G. D., Baum, M. M., Zeytounian, J., Kidd, R., Kanik, I. (2014) Pyrophosphate Synthesis in Iron Mineral Films and Membranes Simulating Prebiotic Submarine Hydrothermal Systems. Geochimica Cosmochimica Acta, 128, 1-12.


J. Petruska and L. M. Barge (2013) Bilaterally Symmetric Facial Morphology Simulated by Diffusion-Controlled Chemical Precipitation in GelChemical Physics Letters 556, 315–319.


L. M. Barge, A. A. Pulschen, A. P. M. Emygdio, C. Congreve, D. E. Kishimoto, A. G. Bendia, A. Teles, J. DeMarines, D. Stoupin (2013)  Life, the Universe, and Everything: An Education Outreach Proposal to Build a Traveling Astrobiology ExhibitAstrobiology, Vol. 13, No. 3, DOI: 10.1089/ast.2012.0834.


L. M. Barge, I. J. Doloboff, L. M. White, G. D. Stucky, M. J. Russell, I. Kanik. (2012) Characterization of Iron-Phosphate-Silicate Chemical Garden Structures.  Langmuir, 28 (8), pp 3714-3721 (Featured on cover of Feb 28, 2012 issue) 


M. A. Chan, S.L. Potter, B.B. Bowen, W. T. Parry, L. M. Barge, W. Seiler, E.U. Petersen, J. R. Bowman (2012) Characteristics of terrestrial ferric oxide concretions and implications for Mars. In J. Grotzinger and R. Milliken, Sedimentary geology of Mars:  SEPM Special Publication No. 102, p. 253-270.


B. Schoepp-Cothenet, W. Nitschke, L. M. Barge, A. Ponce, M. J. Russell, A. I. Tsapin (2011) Comment on “A Bacterium That Can Grow by Using Arsenic Instead of Phosphorus”  Science, vol. 332, no. 6034, pl 1149.


L. M. Barge, D. E. Hammond, M. A. Chan, S. Potter, J. Petruska, K. H. Nealson (2011) Precipitation Patterns Formed by Self-Organizing Processes in Porous Media.  Geofluids, 11: 124-133.


L. M. Barge, K. Nealson, J. Petruska (2010) Organic Influences on Inorganic Patterns of Diffusion-Controlled Precipitation in Gels.  Chemical Physics Letters, Vol. 493, Issues 4-6, pp. 340-345.

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