William E. Seyfried - Publications

Affiliations: 
Earth and Environmental Sciences University of Minnesota, Twin Cities, Minneapolis, MN 
Area:
Biogeochemistry, Geochemistry, Oceanography Biology, Microbiology Biology
Website:
https://cse.umn.edu/esci/william-seyfried

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Year Citation  Score
2020 Tutolo BM, Seyfried WE, Tosca NJ. A seawater throttle on H production in Precambrian serpentinizing systems. Proceedings of the National Academy of Sciences of the United States of America. PMID 32546521 DOI: 10.1073/Pnas.1921042117  0.418
2020 Tan C, Fowler A, Tutor A, Seyfried WE. Heat and mass transport in sublacustrine vents in Yellowstone Lake, Wyoming: In-situ chemical and temperature data documenting a dynamic hydrothermal system Journal of Volcanology and Geothermal Research. 107043. DOI: 10.1016/J.Jvolgeores.2020.107043  0.464
2020 Scheuermann PP, Xing Y, Ding K, Seyfried WE. Erratum to “Experimental measurement of H2(aq) solubility in hydrothermal fluids: Application to the Piccard hydrothermal field, Mid-Cayman Rise” [Geochim. Cosmoch. Acta 283 (2020) 22–39] Geochimica Et Cosmochimica Acta. 286: 461. DOI: 10.1016/J.Gca.2020.07.040  0.397
2020 Scheuermann PP, Xing Y, Ding K, Seyfried WE. Experimental measurement of H2(aq) solubility in hydrothermal fluids: Application to the Piccard hydrothermal field, Mid-Cayman Rise Geochimica Et Cosmochimica Acta. 283: 22-39. DOI: 10.1016/J.Gca.2020.05.020  0.492
2020 Tutolo BM, Kiesel T, Luhmann AJ, Solheid P, Seyfried WE. Experimental evaluation of the role of redox during glauconite-CO2-brine interactions Applied Geochemistry. 115: 104558. DOI: 10.1016/J.Apgeochem.2020.104558  0.436
2019 Fowler APG, Tan C, Cino C, Scheuermann P, Volk MWR, Shanks WCP, Seyfried WE. Vapor-driven sublacustrine vents in Yellowstone Lake, Wyoming, USA Geology. 47: 223-226. DOI: 10.1130/G45577.1  0.323
2019 Fowler APG, Tan C, Luttrell K, Tudor A, Scheuermann P, Shanks WCP, Seyfried WE. Geochemical heterogeneity of sublacustrine hydrothermal vents in Yellowstone Lake, Wyoming Journal of Volcanology and Geothermal Research. 386: 106677. DOI: 10.1016/J.Jvolgeores.2019.106677  0.507
2019 Fowler APG, Liu Q, Huang Y, Tan C, Volk MWR, Shanks WCP, Seyfried W. Pyrite δ34S and Δ33S constraints on sulfur cycling at sublacustrine hydrothermal vents in Yellowstone Lake, Wyoming, USA Geochimica Et Cosmochimica Acta. 265: 148-162. DOI: 10.1016/J.Gca.2019.09.004  0.475
2019 Coogan LA, Seyfried WE, Pester NJ. Environmental controls on mid-ocean ridge hydrothermal fluxes Chemical Geology. 528: 119285. DOI: 10.1016/J.Chemgeo.2019.119285  0.475
2019 Scheuermann PP, Tutolo BM, Seyfried WE. Anhydrite solubility in low-density hydrothermal fluids: Experimental measurements and thermodynamic calculations Chemical Geology. 524: 184-195. DOI: 10.1016/J.Chemgeo.2019.06.018  0.47
2019 Fowler APG, Scheuermann P, Tan C, Seyfried W. Titanium reactors for redox-sensitive hydrothermal experiments: An assessment of dissolved salt on H2 activity-concentration relations Chemical Geology. 515: 87-93. DOI: 10.1016/J.Chemgeo.2019.04.008  0.494
2018 Syverson DD, Scheuermann P, Higgins JA, Pester NJ, Seyfried WE. Experimental partitioning of Ca isotopes and Sr into anhydrite: Consequences for the cycling of Ca and Sr in subseafloor mid-ocean ridge hydrothermal systems Geochimica Et Cosmochimica Acta. 236: 160-178. DOI: 10.1016/J.Gca.2018.03.018  0.439
2018 Scheuermann PP, Syverson DD, Higgins JA, Pester NJ, Seyfried WE. Calcium isotope systematics at hydrothermal conditions: Mid-ocean ridge vent fluids and experiments in the CaSO4-NaCl-H2O system Geochimica Et Cosmochimica Acta. 226: 18-35. DOI: 10.1016/J.Gca.2018.01.028  0.393
2018 Tutolo BM, Luhmann AJ, Tosca NJ, Seyfried WE. Serpentinization as a reactive transport process: The brucite silicification reaction Earth and Planetary Science Letters. 484: 385-395. DOI: 10.1016/J.Epsl.2017.12.029  0.374
2017 Douglas PM, Stolper DA, Eiler JM, Sessions AL, Lawson M, Shuai Y, Bishop A, Podlaha OG, Ferreira AA, Santos Neto EV, Niemann M, Steen AS, Huang L, Chimiak L, Valentine DL, ... ... Seyfried WE, et al. Methane clumped isotopes: Progress and potential for a new isotopic tracer Organic Geochemistry. 113: 262-282. DOI: 10.1016/J.Orggeochem.2017.07.016  0.416
2017 Tan C, Cino CD, Ding K, Seyfried WE. High temperature hydrothermal vent fluids in Yellowstone Lake: Observations and insights from in-situ pH and redox measurements Journal of Volcanology and Geothermal Research. 343: 263-270. DOI: 10.1016/J.Jvolgeores.2017.07.017  0.465
2017 Luhmann AJ, Tutolo BM, Bagley BC, Mildner DF, Scheuermann PP, Feinberg JM, Ignatyev K, Seyfried WE. Chemical and physical changes during seawater flow through intact dunite cores: An experimental study at 150–200 °C Geochimica Et Cosmochimica Acta. 214: 86-114. DOI: 10.1016/J.Gca.2017.07.020  0.433
2017 Syverson DD, Tutolo BM, Borrok DM, Seyfried WE. Serpentinization of olivine at 300 °C and 500 bars: An experimental study examining the role of silica on the reaction path and oxidation state of iron Chemical Geology. 475: 122-134. DOI: 10.1016/J.Chemgeo.2017.11.006  0.414
2017 Luhmann AJ, Tutolo BM, Tan C, Moskowitz BM, Saar MO, Seyfried WE. Whole rock basalt alteration from CO2-rich brine during flow-through experiments at 150 °C and 150 bar Chemical Geology. 453: 92-110. DOI: 10.1016/J.Chemgeo.2017.02.002  0.47
2017 Luhmann AJ, Tutolo BM, Bagley BC, Mildner DFR, Seyfried WE, Saar MO. Permeability, porosity, and mineral surface area changes in basalt cores induced by reactive transport of CO2-rich brine Water Resources Research. 53: 1908-1927. DOI: 10.1002/2016Wr019216  0.403
2016 Tan C, Ding K, Seyfried WE. Development and application of a new mobile pH calibrator for real-time monitoring of pH in diffuse flow hydrothermal vent fluids Marine Technology Society Journal. 50: 37-42. DOI: 10.4031/Mtsj.50.2.2  0.393
2016 Tutolo BM, Mildner DFR, Gagnon CVL, Saar MO, Seyfried WE. Nanoscale constraints on porosity generation and fluid flow during serpentinization Geology. 44: 103-106. DOI: 10.1130/G37349.1  0.428
2015 Gulmann LK, Beaulieu SE, Shank TM, Ding K, Seyfried WE, Sievert SM. Bacterial diversity and successional patterns during biofilm formation on freshly exposed basalt surfaces at diffuse-flow deep-sea vents. Frontiers in Microbiology. 6: 901. PMID 26441852 DOI: 10.3389/Fmicb.2015.00901  0.351
2015 Tutolo BM, Kong XZ, Seyfried WE, Saar MO. High performance reactive transport simulations examining the effects of thermal, hydraulic, and chemical (THC) gradients on fluid injectivity at carbonate CCUS reservoir scales International Journal of Greenhouse Gas Control. 39: 285-301. DOI: 10.1016/J.Ijggc.2015.05.026  0.434
2015 Pester NJ, Ding K, Seyfried WE. Vapor-liquid partitioning of alkaline earth and transition metals in NaCl-dominated hydrothermal fluids: An experimental study from 360 to 465°C, near-critical to halite saturated conditions Geochimica Et Cosmochimica Acta. 168: 111-132. DOI: 10.1016/J.Gca.2015.07.028  0.422
2015 Syverson DD, Ono S, Shanks WC, Seyfried WE. Multiple sulfur isotope fractionation and mass transfer processes during pyrite precipitation and recrystallization: An experimental study at 300 and 350°C Geochimica Et Cosmochimica Acta. 165: 418-434. DOI: 10.1016/J.Gca.2015.06.022  0.393
2015 Seyfried WE, Pester NJ, Tutolo BM, Ding K. The Lost City hydrothermal system: Constraints imposed by vent fluid chemistry and reaction path models on subseafloor heat and mass transfer processes Geochimica Et Cosmochimica Acta. 163: 59-79. DOI: 10.1016/J.Gca.2015.04.040  0.526
2015 Tutolo BM, Luhmann AJ, Kong XZ, Saar MO, Seyfried WE. CO2 sequestration in feldspar-rich sandstone: Coupled evolution of fluid chemistry, mineral reaction rates, and hydrogeochemical properties Geochimica Et Cosmochimica Acta. 160: 132-154. DOI: 10.1016/J.Gca.2015.04.002  0.464
2015 Tutolo BM, Schaen AT, Saar MO, Seyfried WE. Implications of the redissociation phenomenon for mineral-buffered fluids and aqueous species transport at elevated temperatures and pressures Applied Geochemistry. 55: 119-127. DOI: 10.1016/J.Apgeochem.2014.11.002  0.394
2014 Tutolo BM, Luhmann AJ, Kong XZ, Saar MO, Seyfried WE. Experimental observation of permeability changes in dolomite at CO2 sequestration conditions. Environmental Science & Technology. 48: 2445-52. PMID 24456494 DOI: 10.1021/Es4036946  0.427
2014 Pester NJ, Ding K, Seyfried WE. Magmatic eruptions and iron volatility in deep-sea hydrothermal fluids Geology. 42: 255-258. DOI: 10.1130/G35079.1  0.457
2014 Tutolo BM, Kong XZ, Seyfried WE, Saar MO. Internal consistency in aqueous geochemical data revisited: Applications to the aluminum system Geochimica Et Cosmochimica Acta. 133: 216-234. DOI: 10.1016/J.Gca.2014.02.036  0.37
2014 Syverson DD, Pester NJ, Craddock PR, Seyfried WE. Fe isotope fractionation during phase separation in the NaCl-H2O system: An experimental study with implications for seafloor hydrothermal vents Earth and Planetary Science Letters. 406: 223-232. DOI: 10.1016/J.Epsl.2014.09.020  0.407
2014 Luhmann AJ, Kong XZ, Tutolo BM, Garapati N, Bagley BC, Saar MO, Seyfried WE. Experimental dissolution of dolomite by CO2-charged brine at 100°C and 150bar: Evolution of porosity, permeability, and reactive surface area Chemical Geology. 380: 145-160. DOI: 10.1016/J.Chemgeo.2014.05.001  0.417
2013 Luhmann AJ, Kong XZ, Tutolo BM, Ding K, Saar MO, Seyfried WE. Permeability reduction produced by grain reorganization and accumulation of exsolved CO2 during geologic carbon sequestration: a new CO2 trapping mechanism. Environmental Science & Technology. 47: 242-51. PMID 23140278 DOI: 10.1021/Es3031209  0.409
2013 Seyfried WE, Foustoukos DI, Allen DE. Ultramafic‐Hosted Hydrothermal Systems at Mid‐Ocean Ridges: Chemical and Physical Controls on pH, Redox and Carbon Reduction Reactions Geophysical Monograph. 148: 267-284. DOI: 10.1029/148Gm11  0.532
2013 Syverson DD, Borrok DM, Seyfried WE. Experimental determination of equilibrium Fe isotopic fractionation between pyrite and dissolved Fe under hydrothermal conditions Geochimica Et Cosmochimica Acta. 122: 170-183. DOI: 10.1016/J.Gca.2013.08.027  0.386
2013 Lu P, Fu Q, Seyfried WE, Hedges SW, Soong Y, Jones K, Zhu C. Coupled alkali feldspar dissolution and secondary mineral precipitation in batch systems - 2: New experiments with supercritical CO2 and implications for carbon sequestration Applied Geochemistry. 30: 75-90. DOI: 10.1016/J.Apgeochem.2012.04.005  0.445
2013 German CR, Seyfried WE. Hydrothermal Processes Treatise On Geochemistry: Second Edition. 8: 191-233. DOI: 10.1016/B978-0-08-095975-7.00607-0  0.328
2012 Tan C, Ding K, Jin B, Seyfried WE, Chen Y. Development of an in situ pH Calibrator in deep sea environments Ieee/Asme Transactions On Mechatronics. 17: 8-15. DOI: 10.1109/Tmech.2011.2168419  0.369
2012 Brant C, Coogan LA, Gillis KM, Seyfried WE, Pester NJ, Spence J. Lithium and Li-isotopes in young altered upper oceanic crust from the East Pacific Rise Geochimica Et Cosmochimica Acta. 96: 272-293. DOI: 10.1016/J.Gca.2012.08.025  0.478
2012 Pester NJ, Reeves EP, Rough ME, Ding K, Seewald JS, Seyfried WE. Subseafloor phase equilibria in high-temperature hydrothermal fluids of the Lucky Strike Seamount (Mid-Atlantic Ridge, 37°17'N) Geochimica Et Cosmochimica Acta. 90: 303-322. DOI: 10.1016/J.Gca.2012.05.018  0.615
2011 Pester NJ, Rough M, Ding K, Seyfried WE. A new Fe/Mn geothermometer for hydrothermal systems: Implications for high-salinity fluids at 13°N on the East Pacific Rise Geochimica Et Cosmochimica Acta. 75: 7881-7892. DOI: 10.1016/J.Gca.2011.08.043  0.523
2011 Seyfried WE, Pester NJ, Ding K, Rough M. Vent fluid chemistry of the Rainbow hydrothermal system (36°N, MAR): Phase equilibria and in situ pH controls on subseafloor alteration processes Geochimica Et Cosmochimica Acta. 75: 1574-1593. DOI: 10.1016/J.Gca.2011.01.001  0.525
2011 Foustoukos DI, Houghton JL, Seyfried WE, Sievert SM, Cody GD. Kinetics of H2-O2-H2O redox equilibria and formation of metastable H2O2 under low temperature hydrothermal conditions Geochimica Et Cosmochimica Acta. 75: 1594-1607. DOI: 10.1016/J.Gca.2010.12.020  0.409
2011 Lu P, Fu Q, Seyfried WE, Hereford A, Zhu C. Navajo Sandstone-brine-CO2 interaction: Implications for geological carbon sequestration Environmental Earth Sciences. 62: 101-118. DOI: 10.1007/S12665-010-0501-Y  0.426
2010 Houghton JL, Seyfried WE. An experimental and theoretical approach to determining linkages between geochemical variability and microbial biodiversity in seafloor hydrothermal chimneys Geobiology. 8: 457-470. PMID 20726900 DOI: 10.1111/J.1472-4669.2010.00255.X  0.376
2010 Tan CY, Jin B, Ding K, Seyfried WE, Chen Y. A long-term in situ calibration system for chemistry analysis of seawater Journal of Zhejiang University: Science A. 11: 701-708. DOI: 10.1631/Jzus.A0900643  0.336
2010 Seyfried WE, Pester N, Fu Q. Phase equilibria controls on the chemistry of vent fluids from hydrothermal systems on slow spreading ridges: Reactivity of plagioclase and olivine solid solutions and the pH-silica connection Geophysical Monograph Series. 188: 297-320. DOI: 10.1029/2009Gm000854  0.509
2009 Foustoukos DI, Pester NJ, Ding K, Seyfried WE. Dissolved carbon species in associated diffuse and focused flow hydrothermal vents at the Main Endeavour Field, Juan de Fuca Ridge: Phase equilibria and kinetic constraints Geochemistry, Geophysics, Geosystems. 10. DOI: 10.1029/2009Gc002472  0.498
2009 Fu Q, Lu P, Konishi H, Dilmore R, Xu H, Seyfried WE, Zhu C. Coupled alkali-feldspar dissolution and secondary mineral precipitation in batch systems: 1. New experiments at 200 °C and 300 bars Chemical Geology. 258: 125-135. DOI: 10.1016/J.Chemgeo.2008.09.014  0.454
2008 Fu Q, Foustoukos DI, Seyfried WE. Mineral catalyzed organic synthesis in hydrothermal systems: An experimental study using time-of-flight secondary ion mass spectrometry Geophysical Research Letters. 35. DOI: 10.1029/2008Gl033389  0.41
2008 Pan Y, Seyfried WE. Experimental and theoretical constraints on pH measurements with an iridium oxide electrode in aqueous fluids from 25 to 175°C and 25 MPa Journal of Solution Chemistry. 37: 1051-1062. DOI: 10.1007/S10953-008-9293-Z  0.405
2007 Ding K, Seyfried WE. In situ measurement of pH and dissolved H2 in mid-ocean ridge hydrothermal fluids at elevated temperatures and pressures. Chemical Reviews. 107: 601-22. PMID 17300142 DOI: 10.1021/cr050367s  0.354
2007 Houghton JL, Seyfried WE, Banta AB, Reysenbach AL. Continuous enrichment culturing of thermophiles under sulfate and nitrate-reducing conditions and at deep-sea hydrostatic pressures Extremophiles. 11: 371-382. PMID 17221162 DOI: 10.1007/S00792-006-0049-7  0.458
2007 Foustoukos DI, Seyfried WE. Fluid phase separation processes in submarine hydrothermal systems Reviews in Mineralogy and Geochemistry. 65: 213-239. DOI: 10.2138/Rmg.2007.65.7  0.38
2007 Seyfried WE, Foustoukos DI, Fu Q. Redox evolution and mass transfer during serpentinization: An experimental and theoretical study at 200 °C, 500 bar with implications for ultramafic-hosted hydrothermal systems at Mid-Ocean Ridges Geochimica Et Cosmochimica Acta. 71: 3872-3886. DOI: 10.1016/J.Gca.2007.05.015  0.495
2007 Foustoukos DI, Seyfried WE. Trace element partitioning between vapor, brine and halite under extreme phase separation conditions Geochimica Et Cosmochimica Acta. 71: 2056-2071. DOI: 10.1016/J.Gca.2007.01.024  0.465
2007 Fu Q, Sherwood Lollar B, Horita J, Lacrampe-Couloume G, Seyfried WE. Abiotic formation of hydrocarbons under hydrothermal conditions: Constraints from chemical and isotope data Geochimica Et Cosmochimica Acta. 71: 1982-1998. DOI: 10.1016/J.Gca.2007.01.022  0.389
2007 Foustoukos DI, Seyfried WE. Quartz solubility in the two-phase and critical region of the NaCl-KCl-H2O system: Implications for submarine hydrothermal vent systems at 9°50′N East Pacific Rise Geochimica Et Cosmochimica Acta. 71: 186-201. DOI: 10.1016/J.Gca.2006.08.038  0.493
2005 Allen DE, Seyfried WE. REE controls in ultramafic hosted MOR hydrothermal systems: An experimental study at elevated temperature and pressure Geochimica Et Cosmochimica Acta. 69: 675-683. DOI: 10.1016/J.Gca.2004.07.016  0.508
2005 Foustoukos DI, Seyfried WE. Redox and pH constraints in the subseafloor root zone of the TAG hydrothermal system, 26° N Mid-Atlantic Ridge Earth and Planetary Science Letters. 235: 497-510. DOI: 10.1016/J.Epsl.2005.04.042  0.482
2005 Ding K, Seyfried WE, Zhang Z, Tivey MK, Von Damm KL, Bradley AM. The in situ pH of hydrothermal fluids at mid-ocean ridges Earth and Planetary Science Letters. 237: 167-174. DOI: 10.1016/J.Epsl.2005.04.041  0.475
2005 Kump LR, Seyfried WE. Hydrothermal Fe fluxes during the Precambrian: Effect of low oceanic sulfate concentrations and low hydrostatic pressure on the composition of black smokers Earth and Planetary Science Letters. 235: 654-662. DOI: 10.1016/J.Epsl.2005.04.040  0.431
2004 Foustoukos DI, Seyfried WE. Hydrocarbons in Hydrothermal Vent Fluids: The Role of Chromium-Bearing Catalysts Science. 304: 1002-1005. PMID 15060286 DOI: 10.1126/Science.1096033  0.442
2004 Houghton JL, Shanks WC, Seyfried WE. Massive sulfide deposition and trace element remobilization in the Middle Valley sediment-hosted hydrothermal system, northern Juan de Fuca Rdge Geochimica Et Cosmochimica Acta. 68: 2863-2873. DOI: 10.1016/J.Gca.2003.12.023  0.37
2004 Foustoukos DI, James RH, Berndt ME, Seyfried WE. Lithium isotopic systematics of hydrothermal vent fluids at the Main Endeavour Field, Northern Juan de Fuca Ridge Chemical Geology. 212: 17-26. DOI: 10.1016/J.Chemgeo.2004.08.003  0.498
2003 Seyfried WE, Seewald JS, Berndt ME, Ding K, Foustoukos DI. Chemistry of hydrothermal vent fluids from the Main Endeavour Field, northern Juan de Fuca Ridge: Geochemical controls in the aftermath of June 1999 seismic events Journal of Geophysical Research B: Solid Earth. 108. DOI: 10.1029/2004Jb003219  0.58
2003 Seyfried WE, Seewald JS, Berndt ME, Ding K, Foustoukos DI. Chemistry of hydrothermal vent fluids from the Main Endeavour Field, northern Juan de Fuca Ridge: Geochemical controls in the aftermath of June 1999 seismic events: VENT FLUIDS FROM MEF-JUAN DE FUCA RIDGE Journal of Geophysical Research. 108. DOI: 10.1029/2002Jb001957  0.487
2003 Allen DE, Seyfried WE. Compositional controls on vent fluids from ultramafic-hosted hydrothermal systems at mid-ocean ridges: An experimental study at 4 00°C, 500 bars Geochimica Et Cosmochimica Acta. 67: 1531-1542. DOI: 10.1016/S0016-7037(02)01173-0  0.573
2001 Ding K, Seyfried WE, Tivey MK, Bradley AM. In situ measurement of dissolved H2 and H2S in high-temperature hydrothermal vent fluids at the main endeavour field, Juan de Fuca Ridge Earth and Planetary Science Letters. 186: 417-425. DOI: 10.1016/S0012-821X(01)00257-6  0.481
1999 Berndt ME, Seyfried WE. Rates of aragonite conversion to calcite in dilute aqueous fluids at 50 to 100°C: Experimental calibration using Ca-isotope attenuation Geochimica Et Cosmochimica Acta. 63: 373-381. DOI: 10.1016/S0016-7037(98)00299-3  0.412
1998 Seyfried WE, Chen X, Chan LH. Trace element mobility and lithium isotope exchange during hydrothermal alteration of seafloor weathered basalt: an experimental study at 350°C, 500 bars Geochimica Et Cosmochimica Acta. 62: 949-960. DOI: 10.1016/S0016-7037(98)00045-3  0.504
1997 Berndt ME, Seyfried WE. Calibration of Br/Cl fractionation during subcritical phase separation of seawater: Possible halite at 9 to 10°N East Pacific Rise Geochimica Et Cosmochimica Acta. 61: 2849-2854. DOI: 10.1016/S0016-7037(97)00134-8  0.47
1996 Berndt ME, Allen DE, Seyfried WE. Reduction of CO2 during serpentinization of olivine at 300°C and 500 bar Geology. 24: 351-354. DOI: 10.1130/0091-7613(1996)024<0351:Rocdso>2.3.Co;2  0.388
1996 Ding K, Seyfried WE. Direct pH measurement of NaCl-bearing fluid with an in situ sensor at 400°C and 40 megapascals Science. 272: 1634-1636. DOI: 10.1126/Science.272.5268.1634  0.438
1996 Berndt ME, Seal RR, Shanks WC, Seyfried WE. Hydrogen isotope systematics of phase separation in submarine hydrothermal systems: Experimental calibration and theoretical models Geochimica Et Cosmochimica Acta. 60: 1595-1604. DOI: 10.1016/0016-7037(96)00033-6  0.454
1996 Ding K, Seyfried WE. Gold as a Hydrogen Sensing Electrode for in Situ Measurement of Dissolved H2 in Supercritical Aqueous Fluid Journal of Solution Chemistry. 25: 421-433. DOI: 10.1007/Bf00972990  0.41
1995 Ding K, Seyfried WE. In-situ measurement of dissolved H2 in aqueous fluid at elevated temperatures and pressures Geochimica Et Cosmochimica Acta. 59: 4769-4773. DOI: 10.1016/0016-7037(95)00319-3  0.432
1994 Saccocia PJ, Seyfried WE. The solubility of chlorite solid solutions in 3.2 wt% NaCl fluids from 300-400°C, 500 bars Geochimica Et Cosmochimica Acta. 58: 567-585. DOI: 10.1016/0016-7037(94)90489-8  0.357
1994 Seewald JS, Seyfried WE, Shanks WC. Variations in the chemical and stable isotope composition of carbon and sulfur species during organic-rich sediment alteration: An experimental and theoretical study of hydrothermal activity at guaymas basin, gulf of california Geochimica Et Cosmochimica Acta. 58: 5065-5082. DOI: 10.1016/0016-7037(94)90232-1  0.475
1993 Berndt ME, Seyfried WE. Calcium and sodium exchange during hydrothermal alteration of calcic plagioclase at 400°C and 400 bars Geochimica Et Cosmochimica Acta. 57: 4445-4451. DOI: 10.1016/0016-7037(93)90494-H  0.357
1993 Seyfried WE, Ding K. The effect of redox on the relative solubilities of copper and iron in Cl-bearing aqueous fluids at elevated temperatures and pressures: An experimental study with application to subseafloor hydrothermal systems Geochimica Et Cosmochimica Acta. 57: 1905-1917. DOI: 10.1016/0016-7037(93)90083-9  0.362
1992 Ding K, Seyfried WE. Determination of Fe-Cl complexing in the low pressure supercritical region (NaCl fluid): Iron solubility constraints on pH of subseafloor hydrothermal fluids Geochimica Et Cosmochimica Acta. 56: 3681-3692. DOI: 10.1016/0016-7037(92)90161-B  0.398
1991 Seewald JS, Seyfried WE. Experimental determination of portlandite solubility in H2O and acetate solutions at 100-350 °C and 500 bars: Constraints on calcium hydroxide and calcium acetate complex stability Geochimica Et Cosmochimica Acta. 55: 659-669. DOI: 10.1016/0016-7037(91)90331-X  0.485
1991 Seyfried WE, Ding K, Berndt ME. Phase equilibria constraints on the chemistry of hot spring fluids at mid-ocean ridges Geochimica Et Cosmochimica Acta. 55: 3559-3580. DOI: 10.1016/0016-7037(91)90056-B  0.448
1990 Seewald JS, Seyfried WE, Thornton EC. Organic-rich sediment alteration: an experimental and theoretical study at elevated temperatures and pressures Applied Geochemistry. 5: 193-209. DOI: 10.1016/0883-2927(90)90048-A  0.481
1990 Saccocia PJ, Seyfried WE. Talc-quartz equilibria and the stability of magnesium chloride complexes in NaCl-MgCl2 solutions at 300, 350, and 400°C, 500 bars Geochimica Et Cosmochimica Acta. 54: 3283-3294. DOI: 10.1016/0016-7037(90)90285-S  0.401
1990 Berndt ME, Seyfried WE. Boron, bromine, and other trace elements as clues to the fate of chlorine in mid-ocean ridge vent fluids Geochimica Et Cosmochimica Acta. 54: 2235-2245. DOI: 10.1016/0016-7037(90)90048-P  0.394
1990 Seewald JS, Seyfried WE. The effect of temperature on metal mobility in subseafloor hydrothermal systems: constraints from basalt alteration experiments Earth and Planetary Science Letters. 101: 388-403. DOI: 10.1016/0012-821X(90)90168-W  0.315
1989 Berndt ME, Seyfried WE, Janecky DR. Plagioclase and epidote buffering of cation ratios in mid-ocean ridge hydrothermal fluids: Experimental results in and near the supercritical region Geochimica Et Cosmochimica Acta. 53: 2283-2300. DOI: 10.1016/0016-7037(89)90351-7  0.343
1988 Berndt ME, Seyfried WE, Beck JW. Hydrothermal alteration processes at midocean ridges: experimental and theoretical constraints from Ca and Sr exchange reactions and Sr isotopic ratios Journal of Geophysical Research. 93: 4573-4583.  0.395
1988 Zierenberg RA, Shanks WC, Seyfried WE, Koski RA, Strickler MD. Mineralization, alteration, and hydrothermal metamorphism of the ophiolite-hosted Turner-Albright sulfide deposit, southwestern Oregon Journal of Geophysical Research. 93: 4657-4674.  0.375
1987 Shanks WC, Seyfried WE. Stable isotope studies of vent fluids and chimney minerals, southern Juan de Fuca Ridge: Sodium metasomatism and seawater sulfate reduction Journal of Geophysical Research. 92: 11387-11399. DOI: 10.1029/Jb092Ib11P11387  0.504
1987 Thornton EC, Seyfried WE. Reactivity of organic-rich sediment in seawater at 350°c, 500 bars: experimental and theoretical constraints and implications for the guaymas basin hydrothermal system Geochimica Et Cosmochimica Acta. 51: 1997-2010. DOI: 10.1016/0016-7037(87)90188-8  0.383
1987 Seyfried WE. Experimental and theoretical constraints on hydrothermal alteration processes at mid- ocean ridges Annual Review of Earth and Planetary Sciences. Vol. 15. 317-335.  0.41
1986 Janecky DR, Seyfried WE. Hydrothermal serpentinization of peridotite within the oceanic crust: Experimental investigations of mineralogy and major element chemistry Geochimica Et Cosmochimica Acta. 50: 1357-1378. DOI: 10.1016/0016-7037(86)90311-X  0.316
1986 Seyfried WE, Berndt ME, Janecky DR. Chloride depletions and enrichments in seafloor hydrothermal fluids: Constraints from experimental basalt alteration studies Geochimica Et Cosmochimica Acta. 50: 469-475. DOI: 10.1016/0016-7037(86)90200-0  0.419
1985 Scherkenbach DA, Sawkins FJ, Seyfried WE. Geologic, fluid inclusion, and geochemical studies of the mineralized breccias at Cumobabi, Sonora, Mexico Economic Geology. 80: 1566-1592. DOI: 10.2113/gsecongeo.80.6.1566  0.345
1985 Thornton EC, Seyfried WE. Sediment-sea-water interaction at 200 and 300oC, 500 bars pressure: the role of sediment composition in diagenesis and low- grade metamorphism of marine clay Geological Society of America Bulletin. 96: 1287-1295. DOI: 10.1130/0016-7606(1985)96<1287:Siaacb>2.0.Co;2  0.467
1985 Seyfried WE, Janecky DR. Heavy metal and sulfur transport during subcritical and supercritical hydrothermal alteration of basalt: Influence of fluid pressure and basalt composition and crystallinity Geochimica Et Cosmochimica Acta. 49: 2545-2560. DOI: 10.1016/0016-7037(85)90123-1  0.411
1984 Erickson KL, Seyfried WE, Heath GR, Krumhansl JL, Bowen VT. Geochemical studies with abyssal Red clays Marine Geotechnology. 5: 297-334. DOI: 10.1080/10641198409379848  0.312
1984 Janecky DR, Seyfried WE. Formation of massive sulfide deposits on oceanic ridge crests: Incremental reaction models for mixing between hydrothermal solutions and seawater Geochimica Et Cosmochimica Acta. 48: 2723-2738. DOI: 10.1016/0016-7037(84)90319-3  0.337
1983 Janecky DR, Seyfried WE. SOLUBILITY OF MAGNESIUM-HYDROXIDE-SULFATE-HYDRATE IN SEAWATER AT ELEVATED TEMPERATURES AND PRESSURES American Journal of Science. 283: 831-860.  0.319
1981 Seyfried WE, Bischoff JL. Experimental seawater-basalt interaction at 300°C, 500 bars, chemical exchange, secondary mineral formation and implications for the transport of heavy metals Geochimica Et Cosmochimica Acta. 45: 135-147. DOI: 10.1016/0016-7037(81)90157-5  0.435
1980 Seyfried WE, Dibble WE. Seawater-peridotite interaction at 300°C and 500 bars: implications for the origin of oceanic serpentinites Geochimica Et Cosmochimica Acta. 44: 309-321. DOI: 10.1016/0016-7037(80)90139-8  0.368
1979 Seyfried WE, Bischoff JL. Low temperature basalt alteration by sea water: an experimental study at 70°C and 150°C Geochimica Et Cosmochimica Acta. 43: 1937-1947. DOI: 10.1016/0016-7037(79)90006-1  0.439
1979 Menzies M, Seyfried WE. Basalt-seawater interaction: trace element and strontium isotopic variations in experimentally altered glassy basalt Earth and Planetary Science Letters. 44: 463-472. DOI: 10.1016/0012-821X(79)90084-0  0.318
1978 Seyfried WE, Mottal MJ, Bischoff JL. Seawater/basalt ratio effects on the chemistry and mineralogy of spilites from the ocean floor [13] Nature. 275: 211-213. DOI: 10.1038/275211a0  0.442
1978 Seyfried WE, Shanks WC, Dibble WE. Clay mineral formation in DSDP Leg 34 basalt Earth and Planetary Science Letters. 41: 265-276. DOI: 10.1016/0012-821X(78)90183-8  0.345
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