Wing, B.A., Baker, M.A., Bekker, A., Kaufman, A.J. & Farquhar, J. (2006). Abrupt rise in Paleoproterozoic O2 and global microbial sulfate reduction [Abstract]. Geological Society of America Abstracts with Programs, 38 (7):389.
Thomazo, C., Ader, M., Farquhar, J. & Philippot, P. (2006). Anaerobic oxidation of methane at 2.73 Ga? The record of the Tumbiana pristine drill core [Abstract]. Geochimica et Cosmochimica Acta, 70 (18), Supplement:A649.
Penniston-Dorland, S., Wing, B., Farquhar, J., Brown, M., Nex, P., Sharman-Harris, E. & Kinnaird, J. (In Press, 2007). A new approach to understanding ore formation processes: Multiple sulfur isotope analysis of sulfide minerals of the Bushveld Complex [Abstract]. Geological Society of America Abstracts with Programs.
Penniston-Dorland, S., Wing, B., Brown, M., Farquhar, J., Baker, M.A. & Nex, P. (2006). A petrologic investigation of the Platreef, Bushveld Complex, South Africa, using anomaloously fractionated sulfur isotopes as a tracer [Abstract]. Eos, Transactions of the American Geophysical Union, 87 (36), Joint Assembly Supplement.
Kaufman, A.J., Williams, B.P., Johnston, D.T., Farquhar, J., Knoll, A.H., Buterfield, N.J. & Rainbird, R. (2006). Environmental change in the prelude to a Neoproterozoic ice age: Sulfur isotope evidence from the Shaler Supergroup, Northwest Territories, Canada [Abstract]. Eos, Transactions of the American Geophysical Union, 87 (36), Joint Assembly Supplement.
Kaufman, A.J., Johnston, D.T., Farquhar, J., Masterson, A.L., Lyons, T.W., Bates, S., Anbar, A., Arnold, G.L., Garvin, J. & Buick, R. (In Press, 2007). Global biospheric oxygenation and atmospheric evolution at the close of the Archean eon. Science.
Kaufman, A.J., Farquhar, J., Wing, B.A. & Corsetti, F.A. (2006). Atmospheric, climatic, and biological evolution at both ends of the Proterozoic eon [Abstract]. Eos, Transactions of the American Geophysical Union, 87 (36), Joint Assembly Supplement.
Kaufman, A.J., Farquhar, J., Wing, B., Corsetti, F.A. & Bekker, A. (2006). Atmospheric, climatic, and biological evolution at both ends of the Proterozoic eon [Abstract].
Kaufman, A.J., Farquhar, J., Johnston, D.T., Lyons, T.W., Buick, R., Anbar, A., Arnold, G.L., Garvin, J. & Bates, S. (2006). The preservation of non-mass dependent sulfur isotope anomalies in a deep time astrobiology drill core from Western Australia [Abstract]. Geological Society of America Abstracts with Programs, 38 (70):56.
Johnston, D.T., Wing, B.A., Farquhar, J., Kaufman, A.J., Strauss, H., Lyons, T.W., Kah, L.C. & Canfield, D.E. (2006). Sulfur isotope evidence of active microbial disproportionation in the middle Proterozoic: Insights into Earth surface change [Abstract]. Eos, Transactions of the American Geophysical Union, 87 (36), Joint Assembly Supplement.
Johnston, D.T., Poulton, S.W., Fralick, P.W., Wing, B.A., Canfield, D.E. & Farquhar, J. (2006). Insight into the variability within the Proterozoic sulphur cycle [Abstract]. Geochimica et Cosmochimica Acta, 70 (18), Supplement:A296.
Johnston, D.T., Poulton, S.W., Fralick, P.W., Wing, B.A., Canfield, D.E. & Farquhar, J. (2006). Evolution of the oceanic sulfur cycle at the end of the Paleoproterozoic. Geochimica et Cosmochimica Acta, 70:5723-5739.
Johnston, D.T., Farquhar, J. & Canfield, D.E. (2007). Sulfur isotope insights into microbial sulfate reduction: When microbes meet models. Geochimica et Cosmochimica Acta(71):3929-3947.
Johnston, D.T., Farquhar, J. & Canfield, D.E. (2006). The S-isotope fractionation limit for sulfate reducing microorganisms: Insights into biological mass-dependent fractionations [Abstract]. Eos, Transactions of the American Geophysical Union, 87 (52), Fall Meeting Supplement.
Johnston, D.T., Farquhar, J., Bao, H. & Canfield, D.E. (2006). Addressing the fractionation potential of the sulfate reduction pathway: Insights into sulfur and oxygen isotopic fractionation in sulfate and sulfide [Abstract]. Eos, Transactions of the American Geophysical Union, 87 (36), Joint Assembly Supplement.
Jamieson, J.W., Wang, B.A., Hannington, M.D. & Farquhar, J. (2006). Evaluating isotopic equilibrium among sulfide mineral pairs in Archean ore deposits: Case study from the Kidd Creek VMS deposit, Ontario, Canada. Economic Geology, 101:1055-1061.
Farquhar, J., Peters, M., Johnston, D.T., Strauss, H., Masterson, A.L., Wiechert, U. & Kaufman, A.J. (In Press, 2007). Isotopic evidence for Mesoarchean anoxia and changing atmospheric sulfur chemistry. Nature.
Farquhar, J., Masterson, A., Johnston, D.T., Bao, H. & Canfield, D.E. (2006). Evidence for reoxidation of metabolic intermediate sulfite during sulfate reduction by natural microbial populations [Abstract]. Eos, Transactions of the American Geophysical Union, 87 (52), Fall Meeting Supplement.
Farquhar, J., Johnston, D.T. & Wing, B.A. (In Press, 2007). Worked solutions for multiple sulfur isotope fractionations associated with models of dissimilatory sulfate reduction. Geochimica et Cosmochimica Acta.
Farquhar, J. & Johnston, D.T. (In Press, 2007). The oxygen cycle of the terrestrial planets. Reviews in Minerology and Geochemistry.
Farquhar, J., Canfield, D.E., Masterson, A., Bao, H. & Johnston, D.T. (Submitted, 2007). Sulfur and oxygen isotope study of sulfate reduction in epxeriments with natural populations from Faellestrand, Denmark. Geochimica et Cosmochimica Acta.
Domagal-Goldman, S.D., Kasting, J.F., Johnston, D.T. & Farquhar, J. (Submitted, 2007). Using multiple sulfur isotopes to constrain Archean atmosphere. Earth and Planetary Science Letters.
Bindeman, I.N., Eiler, J.M., Wing, B.A. & Farquhar, J. (2007). Rare sulfur and triple oxygen isotope geochemistry of volcanogenic sulfate aerosols. Geochimica et Cosmochimica Acta, 71:2326-2343.
Bindeman, I.N., Eiler, J.M., Wing, B.A. & Farquhar, J. (2006). Rare isotope insights into supereruptions: Rare sulfur and triple oxygen isotope geochemistry of stratospheric sulfate aerosols absorbed on volcanic ash particles [Abstract]. Eos, Transactions of the American Geophysical Union, 87 (52), Fall Meeting Supplement.
Tyra, M.A., Farquhar, J., Wing, B.A., Benedix, G.K., Jull, A.J.T., Jackson, T. & Thiemens, M.H. (2007). Terrestrial alteration of carbonate in a suite of Antarctic CM chondrites: Evidence from oxygen and carbon isotopes. Geochimica et Cosmochimica Acta, 71:782-795.
Tyra, M.A., Farquhar, J., Guan, Y. & Leshin, L.A. (2007). Using SIMS to evaluate oxygen isotopes in CM chondritic carbonate [Abstract]. Lunar and Planetary Science, 38.
Franz, H.B., Mahaffy, P.R. & Farquhar, J. (2007). Preliminary estimate of sulfur isotope ratio precision expected with the Sample Analysis at Mars (SAM) instrument suite of the 2009 Mars Science Laboratory [Abstract]. Lunar and Planetary Science, 38.
Farquhar, J., Kim, S. & Masterson, A. (2007). Sulfur-isotope analysis of the Nakhla meteorite: Implications for the origin of sulfate and the processing of sulfur in the meteorite parent [Abstract]. Lunar and Planetary Science, 38.
Ono, S., Wing, B., Johnston, D., Rumble, D. & Farquhar, J. (2006). Mass-dependent fractionation of quadruple stable sulfur isotope system as a new tracer of sulfur biogeochemical cycles. Geochimica et Cosmochimica Acta, 70:2238-2252.
Ono, S., Wing, B., Rumble, D. & Farquhar, J. (2006). High precision analysis of all four stable isotopes of sulfur (32S, 33S, 34S and 36S) at nanomole levels using a laser fluorination isotope-ratio-monitoring gas chromatography-mass spectrometry. Chemical Geology, 225:30-39.
Ono, S., Wing, B., Johnston, D., Farquhar, J. & Rumble, D. (2006). Mass-dependent fractionation of quadruple stable sulfur isotope system as a new tracer of sulfur biogeochemical cycles. Geochimica et Cosmochimica Acta, 70:2238-2252.
Masterson, A.L., Wing, B.A., Farquhar, J., Franz, H. & Lyons, J.R. (2006). Anomalous isotopic fractionation during broadband SO2 photochemistry: Contributions from direct and indirect photodissociation [Abstract]. Astrobiology, 6:192.
Kaufman, A.J., Wing, B.A., Johnston, D.T. & Farquhar, J. (2005). Microbial sulfur cycling in the aftermath of neoproterozoic glaciation [Abstract]. GSA Abstracts with Programs, 37(7):42.
Kaufman, A.J., Farquhar, J., Johnston, D.T., Lyons, T.W., Arnold, G.L. & Anbar, A. (2006). Rapid time series ? 33S profiles of deep time drill cores by EA combustion techniques [Abstract]. Astrobiology, 6:136-137.
Johnston, D.T., Wing, B.A., Farquhar, J., Kaufman, A.J., Strauss, H., Lyons, T.W., Kah, L.C. & Canfield, D.E. (2005). Active microbial sulfur disproportion in the mesoproterozoic. Science, 310:1477-1479.
Johnston, D.T., Poulton, S.W., Canfield, D.E., Wing, B.A. & Farquhar, J. (2006). Evolution of the oceaninc sulfur cycle in the late Paleoproterozoic [Abstract]. Astrobiology, 6:109.
Johnston, D.T., Farquhar, J., Wing, B.A., Kaufman, A.J., Canfield, D.E. & Habicht, K.S. (2005). Multiple sulfur isotope fractionations in biological systems: A case study with sulfate reducers and sulfur disproportionators. American Journal of Science, 305:645-660.
Franz, H.B., Wing, B.A., Farquhar, J., Masterson, A.L. & Lyons, J.R. (2006). Anomalous isotopic fractionation during broadband SO2 photochemistry: Comparative systematics of 16O- and 18O-rich SO2 [Abstract]. Astrobiology, 6:194.
Farquhar, J. & Wing, B.A. (2005). The terrestrial record of stable sulphur isotopes: A review of the implications for evolution of Earth's sulphur cycle. In: I. McDonald, A.J. Boyce, I.B. Butler, R.J. Herrington & D.A. Polya (Eds.). Mineral Deposits and Earth Evolution (pp. 167-177). Special Publication 248. London: Geological Society.
Bekker, A., Wing, B., Krapez, B., Rumble, D., Farquhar, J. & Ono, S. (2006). A fitful rise of atmospheric oxygen [Abstract]. Astrobiology, 6:159.
Sabine, A., Farquhar, J., Thiemens, M.H., Leshin, L.A., Bao, H. & Young, E.D. (In Press, 2005). Planetesimal sulfate and aqueous alteration in CM and CI carbonaceous chondrites. Geochimica et Cosmochimica Acta.
Wing, B.A., Bekker, A., Brabson, L., Farquhar, J., Kaufman, A.J. & Rumble, D. (2004). Atmospheric chemistry of SO2 during the earliest Huronian glaciation [Abstract]. GSA Abstracts with Programs, 36(5):339.
Wing, B., Lyons, J., Ono, S., Farquhar, J., Jonasson, I. & Kaufman, A.J. (2005). Reconciling isotope effect of SO2 photolysis with the Archean record of sulfur multiple isotopes [Abstract]. Geochimica et Cosmochimica Acta, 69 (10S, Special Supplement):A451.
Wing, B., Johnston, D., Ono, S., Farquhar, J. & Paytan, A. (2005). Sulfur multiple isotope constraints on the Cenozoic-Cretaceous sulfur cycle [Abstract]. Geochimica et Cosmochimica Acta, 69 (10S, Special Supplement):A548.
Ono, S., Wing, B., Johnston, D., Farquhar, J. & Rumble, D. (Submitted, 2005). Mass-dependent fractionation of quadruple sulfur isotope system as a new tracer of sulfur biogeochemical cycles. Geochimica et Cosmochimica Acta.
Ono, S., Wing, B., Farquhar, J. & Rumble, D. (In Press, 2005). Measurements of all four isotopes of sulfur in nano-mole level samples by isotope-ratio-monitoring gas-chromatography mass-spectrometry. Chemical Geology.
Ono, S., Wing, B., Eigenbrode, J., Rumble, D. & Farquhar, J. (2004). Geologic record of the Archean atmospheric sulfur chemistry [Abstract]. http://oasys2.confex.com/acs/228nm/techprogram/P781449.HTM.
Ono, S., Wing, B., Eigenbrode, J., Rumble, D. & Farquhar, J. (2004). Geologic record of the atmospheric sulfur chemistry before the oxygenation of the early Earth's atmosphere [Abstract]. http://www.lpi.usra.edu/meetings/otp2004/abstractvolume.html.
Ono, S., Scott, J.H., Rumble, D., Wing, B., Johnston, D., Farquhar, J. & Voight, J. (2005). Multiple sulfur isotope constraints on sulfur cycle in the seafloor hydrothermal systems [Abstract]. Geochimica et Cosmochimica Acta, 69 (10S, Special Supplement):A219.
Ono, S., Rumble, D., Johnston, D., Wing, B. & Farquhar, J. (2005). All four sulfur isotope systematics in mass-dependent processes [Abstract]. Astrobiology, 5(2):260.
Ono, S., Beukes, N., Sumner, D., Eigenbrode, J., Wing, B., Johnston, D., Farquhar, J. & Rumble, D. (2005). Before the rise of oxygen: Multiple sulfur isotope systematics in the late Archean basins in South Africa and Australia [Abstract]. Geochimica et Cosmochimica Acta, 69 (10S, Special Supplement):A447.
Johnston, D.T., Farquhar, J., Wing, B.A., Lyons, T., Kah, L., Strauss, H. & Canfield, D.E. (2005). Using the multiple isotopes of sulfur to constrain microbial processes in the Proterozoic ocean [Abstract]. Geochimica et Cosmochimica Acta, 69 (10S, Special Supplement):A548.
Johnston, D.T., Farquhar, J., Wing, B.A., Kaufman, A.J., Canfield, D.E. & Habicht, K.S. (In Press, 2005). Multiple sulfur isotope fractionations in biological systems: A case study with sulfate reducers and sulfur disproportionators. American Journal of Science.
Jamieson, J.W., Wing, B.A., Hannington, M.D. & Farquhar, J. (2005). Isotopic disequilibrium in sulfide mineral pairs from multiple sulfur isotopes [Abstract]. Geochimica et Cosmochimica Acta, 69 (10S, Special Supplement):A450.
Farquhar, J., Wing, B.A., Johnston, D.T., Ono, S., Canfield, D.E. & Habicht, K. (2005). Multiple isotope effects associated with biogeochemical networks [Abstract]. Geochimica et Cosmochimica Acta, 69 (10S, Special Supplement):A215.
Farquhar, J. & Wing, B.A. (In Press, 2005). The record of stable sulfur isotopes: Implications for evolution of Earth's sulfur cycle. Geological Society of London Special Publication.
Sabine, A., Farquhar, J., Thiemens, M.H., Leshin, L.A., Bao, H. & Young, E.D. (In Press, 2005). Planetesimal sulfate and acqueous aleration in CM and CI carbonaceous chondrites. Geochimica et Cosmochimica Acta.
Email jfarquha@essic.umd.edu Institution University of Maryland Telephone 301 405 1116 Fax 301 314 9661 Address ESSIC
