Graduate Student Presentations at Scientific Meetings

Almas, K., Cacopardo, A., Arevalo, R., McDonough, W., Ash, R. Radiometric Dating of Rock Planetary Bodies with Rb-Sr and LA-ICPMS. American Geophysical Union Fall Meeting 2020, Abstract # 774308, Poster # V031-0007. Poster Presentation.

Bader, J. Zhu, W. Montesi, L. Cordonnier, B. Qi, C. Kholstedt, D. Strongly Focused Flow along Shear-Induced Melt Bands in Experimental Olivine-Basalt Aggregate. AGU Fall 2020 Meeting, Virtual Conference, DI007-0005. Poster Presentation.

Bell, E., Schmerr, N., Garry, W.B., Porter, R., Richardson, J., Whelley, P., Young, K., Terrestrial Seismic and Magnetic Field Studies of Volcanic Fields as an Analog to Lunar Surface Prospecting, American Geophysical Union Fall Meeting, 2020.

Farcy, B. et al. Planetary in situ analysis: low power plasma ion source for elemental mass spectrometry. LPSC 2020 meeting

Farcy, B. et al. A Prospective Microwave Plasma Source for In Situ Spaceflight Applications. AGU fall meeting 2020

Galella, J. Making ‘Chemical Cocktails’ in Streams across the Periodic Table of Elements. AGU Fall Meeting 2020.

Ha, G., Montési, L., Zhu, W. (2020) Correlation between Back-arc Spreading Center and Volcanic Arc Location. AGU Fall Meeting 2020, Poster Presentation

Jones, S. Y., Handwerger, A. L., Huang, M.-H., Amatya, P., Kerner, H. R., and Kirschbaum, D. B. Rapid Response and Landslide Mapping using Freely Available Synthetic Aperture in Google Earth Engine. AGU Fall Meeting 2020. Oral Presentation.

Ni, Z., Arevalo, R. AGU Fall Meeting 2020, Characterizing Biopatterns via Laser Ablation Mass Spectrometry. Abstract # 694540. Oral Presentation.

Núñez, K. A., Montesi, L., Geometrical Characteristics of Microchaos on Europa in Relation with Regional Stress Field and Ice shell Thickness, AGU 2020. Oral Presentation.

K.M. Pearson, Lekic, V., Kim, D., Huang, M.-H. Toward Understanding Anomalously Low Aftershock Productivity. Virtual ePoster presentation #S038-0015 American Geophysical Union Fall Meeting. December 2020.

K.M. Pearson, Lekic, V., Kim, D., Huang, M.-H. Toward Understanding Anomalously Low Aftershock Productivity. Virtual poster. Eastern Section – Seismological Society of America Annual Meeting. October 2020.

Zega, Z., Zhu W., Kanaya, T. (2020). Brittle Faulting in Porous, Water-saturated Sandstone Deformed under High Pore Fluid Pressure. American Geophysical Union Fall Meeting 2020. Online Poster Presentation.

Willhite, L. An Investigation of Oxygen Fugacity in Ocean Island Basalts. AGU Fall Meeting 2020. Online Poster Session

Willhite, L. Past, Present, and Future of Lunar Exploration. Guest Lecturer, Planetary Geology Course, Department of Earth Science, University of California Santa Barbara, May 7, 2020

Willhite, L. Characterization of Regolith and Trace Economic Resources (CRATER) via NASA DALI Program. Lunar Exploration Assessment Group (LEAG) Virtual Meeting, February 7, 2020. Oral Presentation

Williams, E. and Montesi, L. (2020) Deducing Internal Geometry and Stability of Lunar Lava Tubes from Observable Surface Features, AGU Fall Meeting, P019-08. Poster Presentation.

Williams, E. and Montesi, L. (2020) Development of Cracks on the Floor of Lunar Lava Tubes, GSA 2020 Connects Online, 37-6. Presentation.

Bell, E., Schmerr, N., Bleacher, J., Porter, R., Young, K., Richardson, J., West, J., Rees, S., Pettit, D., Geophysical Characterization of a Volcanic Cinder Cone Field, An Analog to Lunar Exploration, Lunar and Planetary Science Conference, Houston, TX, abstract 2868, poster 640, 2019. Poster Presentation.

Ha, G., Montesi, L., Zhu, W. (2019) Effect of Thermally-controlled Permeability Barriers on the Location of Arc Volcanism at Subduction Zones. GeoPRISMS TEI, San Antonio, TX. Poster Presentation. B-10

Ha, G., Montesi, L., Zhu, W. (2019) Effect of Thermally-controlled Permeability Barriers on the Location of Arc Volcanism at Subduction Zones. Fluid Transport Modeling Workshop, Twin Cities, MN. Poster Presentation.

Harvey, K.M., Starr, P.G., Walker, S., Penniston-Dorland, S., Kohn, M.J., Baxter, E., 2019, Hot slab time machine: petrochronologic evidence for protracted amphibolite-facies metamorphism of the Catalina Schist (Santa Catalina Island, CA), Abstract presented at 2019 GeoPRISMS TEI, San Antonio, TX, 26 Feb.-2 March

Izquierdo, K., Montesi, L. and Lekic, V. (2019) Density Anomalies in the Interior of Planetary Bodies from Gravity Data Using Bayesian Inference and Voronoi Cells. LPSC 2019. Woodlands, TX. Poster presentation 2157.

Marusiak, A. G. Presentation at Geological Society of Washington: "Investigating Icy Worlds: How Greenland can help us Understand Ocean Worlds"

Marusiak, A. G., Schmerr, N. C., Bailey, S. H., DellaGiustina, D. N., Bray, V. J., Dahl, P., … Weber, R. C. (2019). Location of Seismicity with a Small Aperture Seismometer Array: Implications for Seismology with an Ocean World Lander. In 50th LPSC. Woodlands, TX, Abstract 1546. Poster Presentation.

DellaGiustina, D. N., Bailey, S. H., Bray, V. J., Dahl, P., Schmerr, N. C., Avenson, B., … Marusiak, A.G. (2019). On-Lander Seismology at an Ocean Worlds Analog Site in Northwest Greenland. In 50th LPSC. Woodlands, TX., Abstract 2764.

Nicklas, R. W., Brandon, A. D., Waight, T. E., August 2019. Hf and Pb Isotopic Constraints on the Origin of a Well-Studied Suite of Icelandic Picrites. 29th Goldschmidt Conference, Barcelona, Spain.

Puchtel, I.S., Nicklas, R.W., Slagle, J., Locmelis, M., Nisbet, E.G., Walker, R.J., August 2019. Siderophile element heterogeneity of the mantle: the Western Australia connection. 29th Goldschmidt Conference, Barcelona, Spain.

Tornabene, H. (2019) New Insights to the Genetics, Age, and Crystallization of Group IIC Iron Meteorite, 50th Lunar and Planetary Science Conference (2019), Abstract #1236

Sammon, L.*, and McDonough, W.F., Improving geoneutrino predictions from jointly constrained crustal models: Core-Mantle Coevolution Winter School, Mar. 10-14, 2019

Schools, J. and Montési, L.G.J. (2019). The Lifespan of Heat Pipes on Io, Modeled with Melt Migration. Lunar and Planetary Science Conference 50, The Woodlands, TX. Poster Presentation.

Zega, Z., Zhu W., Kanaya, T. (2019). Rate-dependent Stable Fault Propagation Observed in Porous Rocks at High Pore Fluid Pressures. American Geophysical Union Fall Meeting 2019. Oral presentation.

Bell, E., Schmerr, N., Bleacher, J., Porter, R., Young, K., Richardson, J., West, J., Rees, S., Pettit, D., Using Earth Analogs of the Moon to Study Volcanic Fields and Prepare for Human Lunar Geophysical Exploration, AGU 100, Washington D.C., 2018. Oral Presentation.

Bell, E., Schmerr, N., Bleacher, J., Young, K., Whelley, P., Garry, W., Kruse, S., Esmaeili, S., Jazayeri, S., Magnetically Mapping Lava Tubes, Part of the TubeX Project, Resilient Extraterrestrial Habitats (RETH) workshop, Purdue University, 2018.

Bell, E., Invited talk, Title: “From Mission Control and the Space Station to Lunar Exploration on Earth”, Lava Beds National Monument, National Park Service, September 2018.

Butcher, R. and Huang, M-H.Using Geodetic Data to Interpret Co- and Postseismic Deformation of the 2016 M_w 6.4 MeiNong Earthquake. AGU 2018. Oral Presentation.

Dottin III, J.W., Labidi, J., Jackson, M., Farquhar, J. "Characterizing primordial S-isotope compositions in Ocean Island Basalts using µ182W and 3He/4He relationships" AGU 2018. Oral Presentation.

Dottin III, J.W., Farquhar, J., Labidi, J., Jackson, M., "A relationship between sulfur isotopes, μ182W, and 3He/4He: Evaluating the possibility of S-isotope heterogeniety in a primitive mantle reservoir" Goldschmidt 2018. Oral Presentation.

Farcy, B., Arevalo, R., McDonough, W., Heat producing elements in the modern MORB mantle, CIDER poster session 2018

Farcy, B., Arevalo, R., McDonough, W., The K/U ratio of the silicate Earth: Insights into mantle composition, structure, and thermal evolution. AGU Fall Meeting 2018, Abstract # V12A-08. Oral Presentation.

Gao, C., Cunningham, E., and V. Lekic, (2018) Spurious low velocity zones in joint inversions of surface waves and receiver functions, AGU Fall Meetings, DI51B-0025.

Gion, A. M., Piccoli, P. M. Candela, P. A, 2018, An Experimental Study on the Formation of Scandium-Rich Rocks: American Geophysical Union Fall Meeting, Washington, D.C. Poster Presentation.

Sullivan, G., Gion, A. M., Piccoli, P. M. Candela, P. A., and Ash R. D., 2018, Modeling Indium Enrichment in the Mount Pleasant Ore: American Geophysical Union Fall Meeting, Washington, D.C. Poster Presentation.

Ha, G., Montesi, L., Zhu, W. (2018) Effect of Thermally-controlled Permeability Barriers on the Location of Arc Volcanism at Subduction Zones. AGU Fall Meeting 2018, Washington, D.C, Oral Presentation

Harvey, K.M., Starr, P.G., Walker, S., Penniston-Dorland, S., Kohn, M.J., Baxter, E., 2018, Petrochronologic constraints on the thermal evolution of the Catalina Schist, Abstract T12C-05 presented at 2018 Fall Meeting, AGU, Washington D.C., 10-14 Dec. Oral Presentation.

Harvey, K.M., 2018, Petrologic constraints on mélange diapir formation, Abstract 960 presented at Goldschmidt, Boston, MA, 12-17 Aug. Oral Presentation.

Huang, Q., Schmerr, N., Waszek, L., Beghein, C., Weidner, E., (2018), Constraints on Seismic Anisotropy in the Mantle Transition Zone from Long-Period SS Precursors, American Geophysical Union Fall Meeting, DI13B-0027, Washington D.C. Poster Presentation.

Huang, Q., Schmerr, N., Waszek, L., Beghein, C., Weidner, E., (2018), Constraints on Seismic Anisotropy in the Mantle Transition Zone from Long-Period SS Precursors, CIDER Summer Workshop, Santa Barbara, CA

Izquierdo, K., Montesi, L. and Lekic, V. (2018) Using Bayesian Inference to Constrain Density Anomalies Inside Celestial Bodies from Gravity Data. AGU Fall Meeting 2018. Washington, DC. Oral presentation 415557.

Marusiak, A. G., Schmerr, N., DellaGiustina, D., Bailey, H., Bray, V., Broadbeck, J., … Avenson, B. (2018). The Seismometer to Investigate Ice and Ocean Structure (SIIOS) in Greenland: Testing Instrument Performance on an Icy World Analog. AGU Fall Meeting 2018. Washington D.C. Oral Presentation.

Marusiak, A. G. Presentation at NASA InSight launch meeting: "Terrestrial Single-Station Analog for Constraining the Martian Core and Deep Interior: Implications for InSight"

Nicklas, R.W., Puchtel, I.S., Ludwig, K. D., Bermingham, K.R., Walker, R.J., December 2018. Re-Os and Highly Siderophile Element Systematics of 89 Ma Gorgona Komatiites. American Geophysical Union Fall Meeting, Washington, DC, USA. Oral Presentation.

Slagle, J., Nicklas, R.W., Nisbet, E.G., Puchtel, I.S., December 2018. Siderophile Element Systematics of the Early Archean Mantle: Evidence from ~3.3 Ga Ruth Well Komatiites, Pilbara Craton, Western Australia. American Geophysical Union Fall Meeting, Washington, DC, USA. Poster Presentation.

Qi W., Wu F., Ionov D. A., Puchtel I. S., Nicklas R. W., Yu H., Kang J., Li C., Huang F., August 2018. The Vanadium Isotopic Composition of the Bulk Silicate Earth: Constraints from Peridotites and Komatiites. 28th Goldschmidt Conference, Boston, Massachusetts, USA. Oral Presentation.

Nicklas R. W., Puchtel I. S., August 2018. Redox Evolution of the Mantle from 3.5 Ga to the Present. 28th Goldschmidt Conference, Boston, Massachusetts, USA. Oral Presentation.

Pearson, K.M., A. M. Thomas and V. Lekic. Determining Periodicity in Non-Homogeneous Catalogs Using a Modified Schuster Test with Application to Induced Seismicity in Oklahoma. Seismology of the Americas, joint conference of the Seismological Society of America and the Latin American and Caribbean Seismological Commission. May 2018.

Pearson, K.M., W.-Y. Kim, T. Pratt, L. Wagner, and V. Lekic. Insights from Aftershocks of the 30 November 2017 Dover, DE, Earthquake. Poster presentation at American Geophysical Union annual conference. Dec 2018.

Sammon, L.*, and McDonough, W.F., Geochemical Characteristics of Granuliate and Constraining the Geophysical Properties of the Lower Continental Crust: AGU, Dec. 10-14, 2018

Schobelock, J.J., Stamps, D.S., Glesener, G.B., 2018. Graduate Teaching Assistant Experiences in the Implementation of Student Engagement Techniques, AGU 2018 Fall Meeting, Washington, D.C.

Schools, J. and Montési, L. G. J. (2018) Decompaction channel formation and elevation in planetary lithospheres. AGU Fall Meeting 2018, Washington D.C. Poster Presentation

Muller, J., Schools, J., Chotalia, K., Weidner, E. C., Adams, J., Billen, M. I., Moresi, L. N., Miller, M. S., Waszek, L., Becker, T. W., Lithgow-Bertelloni, C. R., Stixrude, L. P., Weis, D. (2018) Can a subducted sedimentary layer survive into the deep mantle? Maybe, if it is strong or thin. AGU Fall Meeting 2018, Washington D.C. Poster Presentation.

Chotalia, K.*, Muller, J.*, Schools, J.*, Weidner, E. C., Adams, J., Billen, M. I., Moresi, L. N., Miller, M. S., Waszek, L., Becker, T. W., Lithgow-Bertelloni, C. R., Stixrude, L. P., Weis, D. (2018). Can a subducted sedimentary layer survive into the deep mantle? Maybe, if it is strong or thin. CIDER 2018 Pre-AGU Workshop. Washington D.C. Oral Presentation. *Presenting authors.

Schools, J. and Montési, L. G. J. (2018) Convective instability in horizontal decompaction channels in planetary lithospheres. CIDER 2018 Summer Session Posters. Santa Barbara, CA. Poster Presentation.

Schools, J. and Montési, L. G. J. (2018) Convective instability in horizontal decompaction channels in planetary lithospheres. 2018 Joint Meeting of the Canadian Geophysical Union (CGU), Canadian Soil Science Society (CSSS), Computational Infrastructure in Geodynamics (CIG), Eastern Section of the Seismological Society of America (ES-SSA) and the Canadian Society for Agricultural and Forest Meteorology (CSAFM), Niagra Falls, ON. Poster Presentation.

Wipperfurth, S.A., Sramek, O., and McDonough, W.F., Global model for radiogenic heat production in the lithosphere and Earth’s geoneutrino flux: AGU, Dec. 10-14, Washington D.C., USA. Poster Presentation.

Wipperfurth, S.A., Sammon, L., Šrámek, O., and McDonough, W.F., Update to HPE Abundances in the Continental Crust: Goldschmidt, Aug. 12-17, 2018, Boston, USA. Poster Presentation.

Wipperfurth, S.A., Šrámek, O., Roskovec, B., Mantovani, F., and McDonough, W.F., Updated reference model for lithospheric heat production and geoneutrino flux: EGU, April 8-13, 2018, Vienna, Austria. Poster Presentation.

Zega, Z., Elick, J. (2018). Using Facies Analysis to Describe a Migrating Delta Lobe Observed in the Trimmers Rock Formation (Upper Devonian): Central PA, St. Rt 322 (Watts Twp.). The Geological Society of America Northeastern Section. Poster Presentation.

Eppler, D., Bleacher, J., Bell, E., et al., A Framework for Lunar Surface Science Exploration, New Views of the Moon 2 Workshop, Munster, Germany, 2017.

Bell, E., Schmerr, N., Bleacher, J., Porter, R., Young, K., Pettit, D., Planetary Traverse Based Geophysical Field Analysis of San Francisco Volcanic Field Study Region, GSA Cordilleran Section 113th Meeting, Honolulu, HI, 2017.

Bell, E., Schmerr, N., Bleacher, J., Porter, R., Young, K., Pettit, D., Planetary Analog Studies of Geophysical Field Techniques, Lunar and Planetary Science Conference, Houston, TX, Poster Presentation 349, 2017.

Butcher, R.A., and Huang, M.-H., 2017. Using InSAR time series analysis to interpret co- and postseismic deformation of the 2016 Mw 6.4 MeiNong earthquake in SW Taiwan, AGU 2017 Fall Meeting, New Orleans, LA.

Cunningham, E. Lekic, V. Constraining crustal structure using H-k-Vp stacking Earthscope National Meeting.

Huang, Q., Schmerr, N., Waszek, L., Beghein, C., Weidner, E., (2017), Seismic Anisotropy in the Mantle Transition Zone: Constraints from Observations and Synthetic Modeling of SS Precursors. American Geophysical Union Fall Meeting, DI52A-03, New Orleans, LA

Weidner, E., Xu, H., Beghein, C., Huang, Q., Schmerr, N., (2017), Toward a New 3-D Radial Anisotropic Model of the Upper Mantle and Transition Zone. American Geophysical Union Fall Meeting, S23A-0782, New Orleans, LA

Huang, Q., Schmerr, N., Waszek, L., Beghein, C., Weidner, E., (2017), A Global Study of Seismic Anisotropy in the Mantle Transition Zone with SS Precursors. IAG-IASPEI, S-14-P05, Kobe, Japan

Huang, Q., Schmerr, N., Waszek, L., Beghein, C., Weidner, E., (2017), A Global Study of Seismic Anisotropy in the Mantle Transition Zone with SS Precursors. Gordon Research Conference, South Hadley, MA

Bai, H. and Montési, L., (2016). Asymmetry in crustal thickness and spreading rate at mid-ocean ridges. AGU Fall Meeting 2016, San Francisco, CA. Poster presentation. OS31D-2067.

Miller, M., Lim, D., Brady, A., Cardman, Z., Bell, E., Garry, W., Reid, D., Chappell, S., Abercromby, A., PLRP-3: Operational perspectives conducting science-driven extravehicular activity with communications latency, IEEE Aerospace Conference, Big Sky MT, 2016.

Cunningham, E.E., Lekic,V. Constraining crustal structure in sediment dominated regions: An H-k-v stacking method AGU Fall Meeting 2016

Doody, T. R., Reisinger, A.J.; Kaushal, S.S, Rosi-Marshall, E., Groffman, P.M. (2016). Biogeochemical evaluation of restored urban streams. Society for Freshwater Science, Annual Meeting, Sacramento, CA. Oral Presentation.

Huang, Q., Schmerr, N., Waszek, L., Beghein, C., Weidner, E., (2016), Detecting Seismic Anisotropy in the Mantle Transition Zone with SS Precursors. American Geophysical Union Fall Meeting, DI31A-2601, San Francisco, CA

Weidner, E., Beghein, C., Huang, Q., Schmerr, N., (2016), Towards a New 3-D Radial Anisotropic Model of the Upper Mantle and Transition Zone. American Geophysical Union Fall Meeting, S43B-2836, San Francisco, CA

Archer G. J., Touboul M., Walker R. J., and Wasson J. T. (2015) ¹⁸²Hf-¹⁸²W Isotopic Systematics of H Chondrites: Thermal History of the H Chondrite Parent Body. 46th Lunar and Planetary Science Conference, the Woodlands, TX. Oral Presentation.

Archer G. J., Walker R. J., and Irving A. J. (2015) Highly Siderophile Element and ¹⁸⁷Re-¹⁸⁷Os Isotopic Systematics of Ungrouped Achondrite Northwest Africa 7325. 46th Lunar and Planetary Science Conference, the Woodlands, TX. Poster Presentation.

Bai, H. and Montési, L., (2015). Slip-rate dependent melt extraction at oceanic transform faults. CIDER 2015 Summer Program, Berkley, CA. Poster presentation.

Doody, T. R., Reisinger, A.J.; Kaushal, S.S, Rosi-Marshall, E., Groffman, P.M. (2015). Biogeochemical evaluation of restored urban streams. The Geological Society of America Annual Meeting and Exposition, Baltimore, MD. Oral Presentation.

Doody, T.R., Noe, G.B.; Gillespie, J., Martin-Alciati, M., Kaushal, S.S. Sediment and nutrient dynamics in Chesapeake Bay subwatersheds. (2015). Invited alumnus of the USGS/NAGT Cooperative Field Training Program. United States Geologic Survey National Research Program, Reston, VA. Oral Presentation.

Dottin III, J. W., Farquhar, J., Labidi, J. (2015). Sulfur isotopes of main group pallasites support links to IIIAB iron meteorites. Lunar and Planetary Science Conference, The Woodlands, TX. Poster Presentation.

Labidi, J., Farquhar, J. Eldridge, D.L., Oduro, H., Alexander, C.M.O., Cody, G. (2015) ³³S and ³⁶S Isotope Anomalies in CM Chondrites. 46th Lunar and Planetary Science Conference, Woodlands, TX. Poster presentation.

Gao, C., Olugboji, T., and V. Lekic, Development of a transdimensional Bayesian joint inversion and its application of USArray ambient noise tomography, EarthScope National Meeting, Stowe, VT, June 15-17, 2015. Poster Presentation.

Gao, C., Olugboji, T., and V. Lekic, Constraining anisotropy in the US continental lithosphere using a joint inversion of receiver function and ambient noise data, AGU Fall Meeting, San Francisco, December 14-18, 2015. Oral Presentation.

Greaney, A.T., Rudnick, R.L., Helz, R.T., Gaschnig, R., Ash, R., Piccoli, P. (2015) The Behavior of Chalcophile and Siderophile Elements during Magmatic Differentiation as Observed in Kilauea Iki Lava Lake, Hawaii. Geological Society of America Fall Meeting, Baltimore, MD. Poster Presentation

Greaney, A.T., Rudnick, R.L., Helz, R.T., Gaschnig, R., Ash, R., Piccoli, P. (2015) The Behavior of Chalcophile and Siderophile Elements during Magmatic Differentiation as Observed in Kilauea Iki Lava Lake, Hawaii. American Geophysical Union Fall Meeting, San Francisco, CA. Oral Presentation

Larson, Mark O., Montesi, L G. J. (2015), Geodynamic and Geochemical Modeling of Mantle Processes along the Southwest Indian Ridge at 35°-40°E. Gordon Research Conference. Interior of the Earth, Mt Holyoke College, South Hadley, MA. (Poster)

Nicklas R. W., Puchtel I. S., Ash R. D., August 2015. The Oxidation State of Archaen Komatiites Revisited. 25th Goldschmidt Conference, Prague, Czech Republic. Oral Presentation.

Nicklas R.W., Puchtel I.S., Ash R.D., December 2015. The Oxidation State of Komatiites and the Redox History of the Mantle. American Geophysical Union Fall Meeting, San Francisco, Ca. Oral Presentation.

Tang, M., McDonough, F.W., Rudnick, L.R., (2015) Europium anomalies in the MORB source mantle. Goldschmidt, Prague, Czech Republic. Poster.

Wilks, J. M., Candela, P.A., Piccoli P. M. (2015). Polymetallic ultramafic rock-associated, Fe-Cu-Co-Ni-Zn deposits of the Maryland Appalachians, and their role in Appalachian Ore Genesis. Prospectors and Developers Association of Canada, Toronto, Canada. Poster presentation.

Archer G. J., Ash R. D., Bullock E. S., and Walker R. J., March 2014. Highly Siderophile Elements and ¹⁸⁷Re-¹⁸⁷Os Isotopic Systematics of the Allende Meteorite Record both Primary Nebular and Late-stage Parent Body Alteration Processes. 45th Lunar and Planetary Science Conference, the Woodlands, TX. Poster presentation.

Bai, H. and Montési, L., (2014). The effects of asymmetric spreading on melt production at segmented mid-ocean ridges. AGU Fall Meeting 2014, San Francisco, CA. Poster presentation. DI13B-4279.

Brown, C., Yakymchuk, C., Brown, M., Fanning, M., Korhonen, F.J., Piccoli, P.M., and Siddoway, C.S. April 2014. Are cumulate granites characteristic of migmatite–gneiss domes? An example from the Fosdick Mountains of Marie Byrd Land, West Antarctica. European Geophysical Union General Assembly 2014, Vienna, Austria. Oral Presentation.

Cui, H., Kaufman, Alan J., Xiao, S., Zhou C., and Zhu M. 2014 Anaerobic oxidation of methane associated with the Shuam event revealed from the authigenic carabonates in the Ediacaran Doushantuo Formation. The 3rd International Conference of Geobiology, China University of Geosciences, Wuhan, China Oral presentation in Wuhan, China.

Dottin J. W. III, Farquhar J., Hoek J., Franz H. B. 2014. Isotope Evidence for Links Between Sulfate Assimilation and Oxidation of Martian Melts from Meteorites MIL 03346, MIL 090030, MIL 090032, and MIL 090136. Lunar and Planetary Science Conference.

Eldridge, D.L., Farquhar, J. (2014) Sulfur Isotope Fractionations During the Oxidation of Sulfur Compounds. 24th Goldschmidt Conference, Sacramento, CA. Oral Presentation.

Eldridge, D.L., Farquhar, J., Guo, W. (2014) Sulfur Isotope Partitioning in the Oxidative Sulfur Cycle: KIEs of Sulfide Oxidation and EIEs of Intermediates. Agouron Institute Symposium: The Sulfur Cycle. Rancho Palos Verdes, CA. Poster Presentation.

Plank, C.A. and Prestegaard, K.L. April 2014. Geomorphic and Climatic Influences on Spatial Scaling of Floods. AWRA National Capital Region Water Resources Symposium. Washington, DC. Oral Presentation

Sharp M., Puchtel I. S., and Walker R. J. (2014) Characterizing impactor signatures in Apollo 16 impact melt rocks. LPSC XLV Houston, TX. Abstract #1064 Poster presentation

Smith, R.M, Kaushal, S.S. (2014) Carbon Dynamics in Urban Watersheds of the Chesapeake Bay. Mid-Atlantic Regional Meeting of the Ecological Society of America (College Park, MD, USA)

Smith, R.M, Newcomer Johnson, T.A., Pennino, M.J., Kaushal, S.S., Mayer, P.M, Beaulieu, J. (2014) Impacts of Stormwater Management on Nitrogen Dynamics Across Spatial and Temporal Scales. Quarterly Meeting of the Baltimore Ecosystem Study Long Term Ecological Research Project (Baltimore, MD, USA)

Smith, R.M., Kaushal, S.S., Beaulieu, J.J., Pennino, M.J., Mayer, P.M., Welty, C., Miller, A.J. (2014) Impacts of stormwater management on greenhouse gas fluxes from urban streams. Joint Aquatic Sciences Meeting (Portland, OR)

Statkiewicz, A. and K. Prestegaard. March 2014. The effect of plant type on sediment deposition in tidal freshwater wetlands, Patuxent River, MD. Atlantic Estuarine Research Society Annual Meeting, Ocean City, MD. Poster Presentation.

Statkiewicz, A. and K.Prestegaard. April 2014. Vegetation-hydrodynamic controls on inlet channel stability of tidal freshwater marshes, Chesapeake Bay System. American Water Resources Association, National Capital Region Symposium, Washington, D.C. Oral Presentation.

Evans, M.N., K.J. Steele, B.T. Breenden, A.S. Lopatka, and R.E. Plummer. Jan. 2014. Correction algorithm for on-line continuous flow stable isotope analyses. 9th International Conference on Dendrochronology. Presenter for Poster.

Tang, M., Rudnick, L.R., McDonough, F.W., Gaschnig, M.R, Huang, Y., (2014). American Geophysical Union Fall Meeting, San Francisco, CA. Oral presentation.

Worsham, E.A., Bermingham, K. R., Touboul, M., Walker, R.J., (2014) Crystallization History and Chronology of Metal Segregation in the IAB Iron Meteorite Complex: New Insights from W and Os isotopes, and Highly Siderophile Element Abundances. 45th Lunar and Planetary Science Conference, Houston, TX. Oral presentation.

Yakymchuk, C., Brown, M., and Vervoort, J. Using Lu–Hf garnet geochronology and inverse phase equilibria modeling to decode the prograde P–T–t path of deep crustal migmatites. GSA 125th Annual meeting. Denver. Oral presentation.

Yakymchuk, C., Brown, M. Consequences of open system melting in tectonics. GSA 125th Annual meeting. Denver. Invited Talk.

Yakymchuk, C. and Brown, M. Implications of open system melting for zircon and monazite geochronology. GSA 125th Annual meeting. Denver. Poster presentation.

Yakymchuk, C., Brown, M., and Vervoort, J. Applying Lu–Hf garnet geochronology and inverse phase equilibria modeling to migmatites. AGU Fall meeting 2013.

Archer, G.J., Walker, R.J., Bullock, E. S., and Ash, R. D. March 2013. Highly Siderophile Elements and Rhenium-Osmium Isotope Systematics of Chondritic Components. 44th Lunar and Planetary Science Conference, the Woodlands, TX. Poster presentation.

Bai, H. and Montési, L., (2013). Depth of melt extraction at mid-ocean ridges and transform faults. AGU Fall Meeting 2013, San Francisco, CA. Poster presentation. S51C-2385.

Brown, C., Brown, M., and Piccoli, P. August 2013. Petrogenesis of Peraluminous Granites from Deep Crustal Sources. Goldschmidt Conference 2013, Florence, Italy. Poster Presentation.

Cui, H., Kaufman, Alan J., Xiao, S., Zhou C., and Zhu M. 2013 Was the Shuram carbon isotope anomaly driven by an oxidative pulse of alkalinity and sulfate to the Ediacaran ocean? Geological Society of America Abstracts with Programs,Vol. 45, No. 7. (Oral presentation in Denver, Colorado, US)

Huang, Y., 2013. Radioactivity in the continental crust. Neutrino Geoscience 2013, Takayama, Japan (Mar. 22, 2013). (Invited talk).

Johnston, S. and Montési, L. G. J. March 2013. The Role of Plastic Deformation and Crystallizing Water Intrusions in Europan Ridges. 44th Lunar and Planetary Science Conference , The Woodlands, Texas. Poster presentation.

Johnston, S. April 2013. Cryovolcanism on Europa: Crystallizing water intrusions and associated structural deformations. Volcanology Workshop. NASA Goddard Space Flight Center.

Johnston, S. and Montési L. Crystallizing Water Intrusions and Ridge Formation. Europa Workshop.

Larson, M., and Mickus, K., Gravity and Magnetic Analysis of Plutons, Ring Plutons and Mafic Bodies in the St Francois Mountains, SE Missouri. North-Central Section GSA, 2013. Oral presentation

Larson, M.O., Sobel, E., Mickus, K., Archaeological Geophysics at the Nathan Boone Homestead State Historic Site, SW Missouri. Missouri Archaeological Society 2013. Poster presentation.

Larson, M.O., Mickus, K., and Evans, K., High Resolution Gravity Survey to Determine Location and Extent of Faults in the Jane 7.5-minute Quadrangle, Missouri, North-Central Section GSA 2013 Poster presentation.

Larson, M., Bertalott, J.R., and Mickus, K., Gravity and Magnetic Analysis of the St. Francois Mountains, Southeast Missouri., National Meeting GSA 2013 Poster presentation.

Miller, K. J., Zhu, W., Montési, L.G.J., Gaetani, G.A., Le Roux, V. (2013). Evidence for melt partitioning between olivine and orthopyroxene in partially molten harzburgite. American Geophysical Union Fall Meeting, San Francisco, CA. Oral presentation.

Pennino, M. J., S. S. Kaushal, P. M. Mayer, C. Welty, A. J. Miller, R. Utz. Effects of watershed management on sources and fluxes of water, carbon, and nitrogen in streams: Climate implications. Ecological Society of America Annual Meeting, Minneapolis, MN. August 6, 2013. Oral presentation.

Pennino, M. J., S. S. Kaushal, J. J. Beaulieu, and P. M. Mayer. Effects of urban stream burial on nitrogen uptake and ecosystem metabolism: implications for watershed nitrogen and carbon fluxes. Center for Watershed Protection, Inc. Lunch and Learn Speaker Series, Ellicott City, MD. June 3, 2013. Oral presentation.

Plank, C.A. May 2013. Spatial Scaling of Floods in the Mid-Atlantic. Soil to Sea Geomorphology 2013 Symposium, Baltimore, MD. Oral Presentation.

Plank, C.A. and Prestegaard, K. L. October 2013. Geomorphic and Climatic Influences on Spatial Scaling of Floods. GSA annual conference. Denver, CO. Oral Presentation

Plank, C.A. December 2013. Spatial Scaling of Floods in Atlantic Coastal Watersheds. AGU annual conference. San Francisco, CA. Poster Presentation.

Sharp M., Gerasimenko I., Loudin L., James O. B., Puchtel I. S., and Walker R. J. (2013) Characterizing the dominant impact signature in Apollo 17 impact melt rocks and metals. LPSC LXIV Houston, TX. Abstract #1280-Poster

Smith, R.M., Kaushal S.S., Welty, C., Miller A. (2013) Implications of Stormwater Management Design and Spatial Coverage for Watershed-Scale Stream Geomorphology and Nutrient Loading. Amtrak Club Geomorphology Conference (Baltimore, MD, USA)

Smith, R.M. (2013) Infrastructure and the Biogeochemistry of Urban Headwater Streams. Quarterly meeting of Collaborators on the Baltimore Ecosystem Study’s Water, Sustainability and Climate Grant. (Baltimore, MD, USA)

Statkiewicz, A. May 2013. Controls on sediment deposition and erosion in freshwater tidal marsh channels of the Patuxent River, MD. Soil to Sea Geomorphology (Amtrak) Conference, Baltimore, MD. Oral Presentation.

Tang, M., Rudnick, R.L., and Chauvel, C. December 2013. Sedimentary input to the source of Martinique lavas: a Li perspective. AGU Fall meeting, San Francisco, CA. Poster Presentation.

Worsham, E.A., Bermingham, K. R., Walker, R.J., March 2013. New Insights into the Formation and Crystallization History of IAB Complex Iron Meteorites from Highly Siderophile Elements and Mo Isotopes. 44th Lunar and Planetary Science Conference, Houston, TX.

Worsham, E.A., Bermingham, K. R., Walker, R.J., (2013) Insights into the Formation of the IAB Complex Iron Meteorites from Highly Siderophile Elements. Workshop on Planetesimal Formation and Differentiation, Washington, DC. Oral presentation.

Yakymchuk, C. & Brown, M. To be or not to be: what happens to zircon and monazite during open system melting?. 2013. Phase equilibria modelling workshop. Goldschmidt 2013, (oral presentation).

Yakymchuk, C. & Brown, M. Phase Equilibria Modelling of Open System Melting: Some Implications. 2013. Goldschmidt, Florence (oral presentation).

Antonelli, M.A., Peters, M., and Farquhar, J. March 2012. The Sulfur Isotopic Compositions of Magmatic and Non-Magmatic Iron Meteorites. 43rd Lunar and Planetary Science Conference, the Woodlands, TX. Oral presentation.

Bai, H. GEOCEAN Symposium, Origin of crustal thickness anomalies at oceanic transform faults. Poster Presentation.

Cui, H., Kaufman, A.J., Xiao, S., Zhu, M. September 2012. Reconstructing redox stratification of the Ediacaran ocean: an integrated chemostratigraphic correlation of Doushantuo Formation. Abstract for Geological Society Fermor Meeting 2012: The Neoproterozoic Era; Evolution, Glaciation and Oxygenation. London, UK. Poster Presentation.

Eldridge, D.L., Kim, S-T., & J. Farquhar (2012) Multiple Sulfur Isotope Effects During Sulfite and Bisulfite Oxidation in Aqueous Solution, 22nd Goldschmidt Conference (Montréal, QC, Canada)

Gorman, J.K., Penniston-Dorland, S.C., Walker, R.J., and Marschall, H.R. December 2012. Understanding Mechanisms of Rind Formation in Mélange Zones using Highly Siderophile Elements. AGU Fall meeting, San Francisco, CA. Poster Presentation.

Harms, B, Mitchell, K, Habicht, K, Hoek, J and Farquhar, J. (2012) Multiple sulfur isotope model of temperature-dependent isotope fractionation in Archaeoglobus fulgidus. Goldschmidt Annual Meeting 2012, Montreal, Quebec, Canada. Poster Presentation.

Huang, Y., Chubakov. V., Mantovani, F., Rudnick, R.L. and McDonough, W.F., 2012. A reference Earth model for heat producing elements and assocaited geoneutrino flux. Guangzhou Institute of Geochemistry (Sep. 27, 2012); Nanjing University (Sep. 28, 2012). (Invited talk).

Huang, Y., McDonough, W.F., Rudnick, R.L., Chubakov, V. and Mantovani, F., 2012. Geoneutrinos and heat production in the Earth: disciplinary join of particle physics and Earth Science. University of Science and Technology (Jan. 10, 2012). (Invited talk).

Johnston, S. and Montési, L. G. J. March 2012. The Role of Dike Intrusions in Ridge Formation on Europa. 43rd Lunar and Planetary Science Conference , The Woodlands, Texas. Poster presentation

Johnston, S. and Montési, L. G. J. November 2012. The Role of Dike Intrusions in Ridge Formation on Europa. 2012 GSA Annual Meeting and Exposition, Charlotte, NC. Oral presentation.

Lisabeth, H.P., Zhu, W., Kelemen, P. August 2012. Deformation with Reactive Fluid. Gordon Research Conference on Rock Deformation, Andover, NH. Poster Presentation.

Lisabeth, H.P., Zhu, W., Kelemen, P. December 2012. Effects of Aqueous Mineral Carbonation on Deformation and Transport Properties in Dunite. AGU Fall Meeting, San Francisco, CA. Poster Presentation.

Lisabeth, H.P., Watter, K.E., Zhu, W. September 2012. Effects of Temperature and Fluid Saturation on the Yielding Behavior of Carbonate Rocks. 15th Annual AAPG/SEG Student Expo, Houston, Texas. Poster Presentation.

Liu, X-M., Teng F-Z., Rudnick R.L., McDonough W.F., and Cummings M. (2012) Extreme magnesium isotope fractionation during bauxite formation on the Columbia River Basalts. Fall AGU meeting, San Francisco, CA. Poster presentation

Liu, X-M., Rudnick R.L., McDonough W.F., and Teng F-Z. (2012) Tracing continental weathering using Li and Mg isotopes: Insights from rivers draining the Columbia River Basalts. Goldschmidt Conference, Montreal, Canada. Oral presentation

Miller, K.J., Zhu, W., Montési, L.G.J., Gaetani, G.A. (2012) Permeability and three-dimensional melt distribution of partially molten mantle rocks. American Geophysical Union Fall Meeting, San Fransisco, CA. Poster Presentation.

Newcomer, T.A., Kaushal S.S., Mayer, P.M., Groffman, P.M., and M.M. Grese. 2012. Effects of integrated stormwater management and stream engineering on nitrogen uptake and denitrification in streams. American Geophysical Union Fall Meeting, San Francisco, CA. Oral Presentation.

Newcomer, T.A., Kaushal S.S., Mayer, P.M., Groffman, P.M., and M.M. Grese. 2012. Effects of integrated stormwater management and stream engineering on nitrogen uptake and denitrification in streams. Marine Estuarine Environmental Science (MEES) Colloquium, Baltimore, MD. Poster presentation.

Newcomer, T. A. and B. Caplan. 2012. Investigating local water conductivity. Century High School’s Annual Career and Applications Fair, Sykesville, MD. Oral Presentation.

Pennino, M. J., S. S. Kaushal, P. M. Mayer, C. Welty, and A. Miller. Headwater management alters sources, fluxes, and flowpaths of water, carbon, and nitrogen in urban watersheds. 2012 AGU Fall Meeting, San Francisco, California. December 6, 2012. Poster presentation.

Pennino, M. J., S. S. Kaushal, J. Beaulieu, and P. Mayer. Impact of Stream Burial on Nitrogen Processing: A Comparison of Daylighted and Buried Streams. Society for Freshwater Science Annual Meeting, Louisville, KY. May 22, 2012. Oral presentation.

Roble, Leigh A., Carmichael, Sarah K., Santelli, Cara M., Zorn, Bryan, and Bräuer, Suzanna (2012). Morphologies of fungal Mn oxide biomineralization in southern Appalachian caves. Goldschmidt Conference, Montreal, Canada. Poster Presentation.

Smith, R.M., Kaushal, S.S., Pennino, M.J. 2012 Longitudinal patterns in carbon and nutrient export from urban watersheds with contrasting headwater management. American Geophysical Union Annual meeting 2012, San Francisco, CA. Poster Presentation

Tattitch B.C., Candela P.A., Piccoli P.M., Bodnar R.J., and Fedele L. June 2012. Copper Partitioning in CO₂-Bearing Melt-Vapor-Brine Systems, Goldschmidt Conference 2012, Montreal, Canada. Invited Oral Presentation

Tattitch, B.C., Candela, P.A., Piccoli, P.M., and Bodnar, R.J. June 2012. Determination of CO₂/H₂S ratios by Raman spectroscopy and model stability of mixed CO₂-H₂S clathrates in fluid inclusions. Pan-American Current Research on Fluid Inclusions (PACROFI-XI) University of Windsor, Windsor, Ontario, Canada. Invited Oral Presentaiton

Walsh, L.S., Montési, L.G.J., and Martin, A.J. April 2012 (Invited). Implications of the August 2011 Mineral, VA, and July 2010 Germantown, MD, earthquakes for seismic hazard in the national capital region. GSA-Southeastern Section Meeting, Asheville, NC. Poster presentation.

Walsh, L.S., Montési, L.G.J., and Martin, A.J., November 2012. Stress Transfer from the August 2011 Mineral, Virginia, Mw 5.8 earthquake to the Everona fault – Mountain Run fault zone. Geological Society of America Annual Meeting, Charlotte, NC. Poster presentation.

Wu N, Farquhar J, and Strauss H. June 2012. Multiple sulfur isotopic composition of carbonate associated sulfate in Carboniferous brachipods: oceanic sulfur cycling and its implications. Goldschmidt Conference 2012, Montreal, Canada. Oral Presentation.

Yakymchuk, C., Brown, M., Korhonen, F.J. & Siddoway, C.S. 2012. Is melt extraction from the anatectic zone fractal?. 34th International Geological Congress, Brisbane. Oral Presentation.

Yakymchuk, C., Korhonen, F.J., Brown, M., Piccoli, P.M. and Siddoway, C.S. 2012. Cretaceous P–T–t evolution of the Fosdick migmatite–granite complex, West Antarctica: orogenic collapse along the East Gondwana margin. Goldschmidt 2012, Montreal. Oral Presentation.

Baek, M., and Montési, L.G J. June 2011. Exploring the Rayleigh-Taylor instability with the level set method using COMSOL Multiphysics. Gordon Research Conference on the Earth's Interior, South Hadley, MA. Poster presentation

Franz, H.B., Farquhar, J., and Irving, A. J. March 2011. Acid-volatile Sulfur Isotopic Composition of Six Shergottites. 42nd Lunar and Planetary Science Conference. Poster presentation

Franz, H.B., Mahaffy, P.R., Kasprzak, W., Lyness, E., and Raaen, E. March 2011. Analysis at Mars Instrument and the Effects of Dead Time Corrections. 42nd Lunar and Planetary Science Conference. Poster presentation

Gaeman, J., and Hier-Majumder, S. August 2011. Crystallization of Magma Oceans. 12th International Workshop on Modeling of Mantle Convection & Lithospheric Dynamics, Templin, Germany. Poster presentation.

Galenas M.G., Gerasimenko I., James O.B., Puchtel I.S. and Walker R.J. 2011 Continued study of highly siderophile element characteristics of Apollo 17 impact melt breccias. Lunar Planet. Sci. Conf. *XXXXII*, Abstract, Lunar and Planetary Institute, Houston (CD-ROM).

Huang, Y., McDonough, W.F., Rudnick, R.L., Mantovani, F., Shirey, S.B., and Dye, S.T. June 2011. Regional crustal study at SNO+: predicting the geoneutrino flux. Neutrino Geoscience at Deadwood. Deadwood, SD. Oral presentation

Huang, Y., McDonough, W.F., Rudnick, R.L., Mantovani, F., Shirey, S.B., and Dye, S.T., 2011. Regional crustal study at SNO+: predicting the geoneutrino flux. Fall AGU meeting, San Francisco, CA. (Poster presentation).

Jenner, B., Prestegaard, K. and Seldomridge, E. March 2011. Controls on tidal inlet characteristics for Chesapeake Bay tidal marshes and lagoons. Society of Wetland Scientists South and Mid-Atlantic Chapters Meeting, Reston, VA. Oral presentation

Lisabeth, H.P., Watter, K.E., Zhu, W. Dec 2011, Evolution of Permeability and Pore Structure of Porous Limestone at Elevated Temperature. Fall AGU meeting, San Francisco, CA. Poster Presentation.

Johnston, S. and Montési, L. G. J. 2011. The Diversity of Ridges on Europa: Implications for Formation. 12th International Workshop on Modeling of Mantle Convection and Lithospheric Dynamics, Groß Dölln, Germany. Poster presentation

Liu, J., Carlson, R.W., Rudnick, R.L., Walker, R.J., Wu, F-y., and Gao, S., August 2011. Comparative Sr-Nd-Pb-Hf-Os isotopic systematics of xenolithic peridotites from Yangyuan, North China Craton. Goldschmidt Conference, Prague, Czech. Oral presentation

Liu, X-M, Rudnick R.L., McDonough W.F., Teng F-Z, and Cummings M. Dec 2011, Behavior of lithium and magnesium isotopes during extreme weathering of the Columbia River Basalts. Fall AGU meeting, San Francisco, CA.

Miller, K. J. and Montési, L. G. J. 2011. A Phenomenological Approach to Simulating LPO Development of Various Olivine Fabric. 12th International Workshop on Modeling of Mantle Convection and Lithospheric Dynamics, Groß Dölln, Germany. Poster presentation

Newcomer, T. A., Kaushal S.S., Mayer, P.M. Groffman, P.M., and M. M. Grese. 2011. Effects of stormwater management and stream engineering on nitrogen uptake and denitrification in streams. American Geophysical Union Fall Meeting, San Francisco, CA. Oral Presentation.

Newcomer, T. A., Kaushal S.S., and P. M. Mayer. 2011. Managing N sinks in watersheds and streams. Knowledge Transfer Session; EPA Water Protection Division knowledge Transfer Session, Philadelphia, PA. Oral Presentation.

Newcomer, T.A., Mollet, N., Caplan, B., and S. Rajendran. 2011. Carbon in an urban setting: innovative and tested techniques for providing a hands-on schoolyard based way of teaching photosynthesis an cellular respiration. Baltimore City Schools’ Sustainability Day, Baltimore, MD. Oral Presentation.

Newcomer, T. A., Kaushal S.S., and P. M. Mayer. 2011. Nitrogen uptake and denitrification in restored and degraded-urban streams. Marine Estuarine Environmental Science (MEES) Colloquium, Frostburg, MD. Poster Presentation.

Newcomer, T. A., Kaushal S.S., Mayer, P.M., Groffman, P.M., and M. M. Grese. 2011. Effects of stormwater management and stream engineering on nitrogen uptake and denitrification in streams. Baltimore Ecosystem Study Annual Meeting, Baltimore, MD. Oral Presentation.

Newcomer, T.A., Mollet, N., Baynard, J., Caplan, B., Berkowitz, A. R., Haines, S., Harris, C., and E. Keeling. 2011. Baltimore Partnership for Environmental Science Literacy. Baltimore Ecosystem Study Annual Meeting, Baltimore, MD. Poster Presentation.

Seldomridge, E., April 2011. Hydraulic and geomorphic influences on nitrate retention in freshwater tidal marshes. Noon Seminar Series, Maryland Department of Natural Resources Monitoring and Non-tidal Assessment Division, Annapolis, MD. Invited presentation

Seldomridge, E. and Prestegaard, K. June 2011. Is denitrification kinetically-limited or transport-limited in tidal freshwater marshes? Ninth International Symposium for the Geochemistry of the Earth’s Surface, Boulder, CO. Poster presentation

Seldomridge, E. and Prestegaard, K. July 2011. Geomorphic and hydraulic controls on nitrate retention in tidal freshwater wetlands invaded by Hydrilla verticillata, Patuxent River, Maryland USA. Joint Meeting of Society of Wetland Scientists, WETPOL, and Wetland Biogeochemistry Symposium, Prague, Czech Republic. Oral presentation

Walsh, L. S., Montési, L.G.J., and Martin, A.J. 2011. Seismicity and Active fault zones in the national capital region. Seismological Society of America Annual Meeting, Memphis TN. Poster presentation

Walsh, L.S., Montési, L.G.J., Sauber, J.M., Watters, T.R., Kim, W.Y., Martin, A.J., and Anderson, R. December 2011. Comparing the stress change characteristics of the August 2011 Mineral, VA, and July 2010 Germantown, MD, earthquakes. American Geophysical Union, San Francisco, CA. Poster presentation.

Walsh, L.S., Montési, L.G.J., Sauber, J.M., Watters, T.R., Kim, W.Y., Martin, A.J., and Anderson, R. October 2011. Stress changes in the greater DC metropolitan area as a result of the 2010 Germantown, MD, and 2011 Mineral, VA, intraplate earthquakes. Eastern Section of the Seismological Society of America, Little Rock, AR. Oral Presentation.

Wu, N, Farquhar, J, Fike, D, and Harms, B. October 2011. Ediacaran ocean chemistry: insight from multiple sulfur isotope measurements of paired sulfate-pyrite in the Huqf Supergroup, Oman. GSA Annual Meeting 2011, Minneapolis, Minnesota, USA. Oral Presentation.

Wu, N, Farquhar, J, Fike, D, and Harms, B. December 2011.Preliminary results from multiple sulfur isotope measurements of paired sulfate-pyrite in the Huqf Supergroup, Oman.Fall AGU meeting, San Francisco, CA. Poster Presentation.

Yakymchuk, C., Siddoway, C., Fanning, C.M., and Brown, M. July 2011. Tracing source mixing in anatectic granites in the Fosdick Mountains, Marie Byrd Land through coupled Hf and O isotope analysis. 11th International Symposium for Antarctic Earth Sciences, Edinburgh, UK. Oral & Poster presentations.

Arevalo Jr., McDonough, W.F., Ash, R.D., and Bellucci, J.J. April 2010. Precise determination of ⁶³Cu/ ⁶⁵Cu, ⁶⁶Zn/ ⁶⁸Zn and ⁸⁷Sr/ ⁸⁸Sr in solid materials via in situ LA-ICP-MS. Fourth Forensic Isotope Ratio Mass Spectrometry Conference. Oral presentation

Arevalo Jr. and McDonough, W.F. June 2010. Gallium and germanium abundances in MORB and OIB: Evidence for pyroxenitic source components? Goldschmidt Conference, Knoxville, TN. Oral presentation

Bellucci, J.J., McDonough, W.F., Ash, R.D., Iñañez, J.G. April 2010. Micron-scale determination of Pb isotopic compositions for forensic analysis. Fourth Forensic Isotope Ratio Mass Spectrometry Conference. Oral presentation

Bellucci, J.J., McDonough, W.F., and Rudnick, R.L. June 2010. Thermal history and origin of the Tanzanian Craton from Pb isotope thermochronology of feldspars from lower crustal xenoliths. Goldschmidt Conference, Knoxville, TN . Oral presentation

Fischer, R.A. and Campbell, A.J. August 2010. Equation of state and B1/B8 phase transition in FeO. International Mineralogical Association meeting. Oral presentation

Franz, H.B., Farquhar, J., and Irving, A. J. March 2010. Acid-volatile Sulfur Isotopic Composition of Seven Shergottites from Northwest Africa. 41st Lunar and Planetary Science Conference. Poster presentation

Gaeman, J., Hier-Majumder, S., and Roberts, J. H. July 2010. Crystallizing A Subsurface Ocean on Triton. 12th Symposium of International SEDI, Santa Barbara, CA. Poster presentation.

DeSha-Overcash, J., Gaeman, J., and Hier-Majumder, S. December 2010. Relationship between ULVZ topography and mantle convection. Fall AGU Meeting, San Francisco, CA. Poster presentation.

Gribbin, J. L., Zhu, W., and Tivey, M. K. August 2010. Experimental determination of a permeability-porosity relationship for the evolution of seafloor anhydrite deposits in response to environmental conditions. Gordon Research Conference: Rock Deformation, Tilton, NH. Poster presentation.

Gribbin, J. L., Zhu, W., and Tivey, M. K. December 2010. Laboratory quantification of permeability-porosity relationships for seafloor vent deposits: anisotropy in flange, slab, and crust samples. American Geophysical Union Fall Meeting, San Francisco, CA. Oral presentation.

Ireland, T., Walker, R. and Brandon, A, 2010 186-Os systematics of Hawaiian picrites. 2010 Goldschmidt Conference, Knoxville, Tenn.

Liu J., Rudnick, R.L., Walker, R.J., Gao, S., Wu, F-y., Xu, W.L., and Xu, Y.G., June 2010. Os isotope evidence for diachronous formation of lithospheric mantle beneath the Trans-North China Orogen, North China Craton. Goldschmidt Conference, Knoxville, TN. Oral presentation

Liu X-M, Rudnick R.L., McDonough W.F. and Cummings M . June 2010. Low δ ⁷Li Regolith Produced during Basalt Weathering: A Case Study from the Columbia River Basalts Goldschmidt Conference, Knoxville, TN. Oral presentation

Mengason, M.J., Piccoli, P.M., and Candela, P.A, October 2010. The saturation of andesitic magma by copper-iron sulfide minerals and liquids as a function of oxygen fugacity, sulfur fugacity, and iron to copper ratio of the melt. Geological Society of America, Denver CO. Oral Presentation.

Miller, K. J., and Montési, L. G. J. 2010. An empirical model of olivine fabric development. Gordon Research Conference on Rock Deformation, Tilton, NH, Poster presentation

Newcomer, T.A., S.S. Kaushal, P.M. Mayer, A.R. Shields, E.A. Canuel, P.M. Groffman and A.J. Gold. 2010. Relative importance of organic C sources for denitrification in hyporheic zones of forested, unrestored, and restored streams. Baltimore Ecosystem Study Annual Meeting. Baltimore, Maryland. Oral Presentation.

Newcomer, T.A., S.S. Kaushal, P.M. Mayer, and P.M. Groffman. 2010. COS 98-8: Effects of organic carbon sources on denitrification in forested, restored, and urbanized streams. Ecological Society of America (ESA) Global Warming: The legacy of our past, the challenge for our future. Pittsburg, Pennsylvania. Oral Presentation.

Newcomer, T.A. and P. Bond. 2010. Evolution; Student misconceptions, political controversy, & teaching strategies. The Baltimore Partnership for Environmental Science Literacy: Research Experience for Teachers Course. Baltimore, Maryland. Oral Presentation.

Newcomer, T.A., S.S. Kaushal. 2010. Denitrification in BES streams; investigation of effect of land use, feature type, and available carbon. Baltimore Ecosystem Study Quarterly Meeting. Baltimore, Maryland. Oral Presentation.

Newcomer, T.A. 2010. How campus landscapes impact the Chesapeake Bay’s ecosystem. Association of Physical Plant Administrators (APPA) Annual Meeting. St. Mary’s City, Maryland. Oral Presentation.

Occhi, M., Prestegaard, K. L., March 2010. Groundwater contributions to storm water runoff in large, urban watersheds: Geological Society of America Northeastern/Southeastern Joint Section Meeting, Baltimore, MD. Oral presentation

Oduro H., Kamyshny, A. Jr., Zerkle, A. L., Tang, K., Farquhar, J. February, 2010: Insight from Sulfur Isotope Fractionation to Assess the Formation and Cycling of Environmental VOSCs and Related Sulfonium Compounds Role in Global Warming. American Geophysical Union Ocean Sciences 2010 Portland, Oregon Poster Presentation.

Oduro, H., Kamyshny, A. Jr., Tang, K., & Farquhar, J. June, 2010: Multiple Sulfur Isotope Constraint of Environmental VOSCs and Related Sulfur Compounds: Implication for Organosulfur Production and Cycling in Natural Systems. Presented at the 2010 Goldschmidt Conference, Knoxville, Tennessee.Geochimica et Cosmochimica Acta, 74, A771 Oral Presentation.

Oduro, H., Van Alstyne, K.L., Li, Y., and Farquhar, J. August, 2010: Variations in Four Sulfur (³²S, ³³S, ³⁴S, & ³⁶S) Isotope Distribution of β- Dimethylsulfoniopropionate (DMSP) in Marine and Estuarine Biota. Gordon Research Conference on Organic Geochemistry, Holderness, NH, Poster Presentation.

Pennino, M.J. June 2010. Sources and Transformations of Carbon, Nitrogen, and Phosphorus in the Potomac River Estuary. Baltimore Ecosystem Study Quarterly Meeting. Baltimore, MD. Oral presentation

Pennino, M.J., S. Kaushal, S. Murthy, and L. Harris. August 2010. Sources and Transformations of Carbon, Nitrogen, and Phosphorus in the Potomac River: Management, Climate, and Long-term recovery. ESA Annual Meeting. Pittsburgh, PA. Oral presentation

Qiu, L. , Rudnick, R.L., McDonough, W.F., and Ague, J. J. June 2010. A Li isotopic study of an accretionary prism, the low-grade Otago Schist, New Zealand, Goldschmidt Conference, Knoxville, TN. Poster presentation

Shofner, G., Danielson, L., Righter, K., and Campbell, A., March 2010. High Pressure-Temperature Metal Silicate Partitioning of Tungsten. 41st Lunar Planetary Science Conference, Houston, TX. Poster presentation

Shofner, G.A., Campbell, A.J., Danielson, L.R., Righter, K., and Rahman, Z. Dec 2010. Metal/silicate partitioning of tungsten at high pressures and temperatures. Fall Meeting of the American Geophysical Union, San Francisco, CA. Oral presentation.

Seldomridge, E. and K. Prestegaard. March 2010. Hydraulic and geomorphic influences on nitrate retention in a freshwater tidal marsh. Geological Society of America Northeastern/Southeastern Joint Section Meeting, Baltimore, MD. Oral presentation

Seldomridge, E., and Prestegaard, K. June 2010. Geomorphic controls on nitrate processing in a freshwater tidal marsh invaded by Hydrilla sp., Patuxent River, MD. Goldschmidt: Earth, Energy, and the Environment, Knoxville, TN. Poster presentation

Seldomridge, E. and Prestegaard, K. October 2010. Geomorphic framework for the prediction of nitrate retention and Hydrilla invasion, Jug Bay, Patuxent River, MD. National Estuarine Research Reserve System Annual Meeting, Shepardstown, WV. Poster presentation

Seldomridge, E. and Prestegaard, K. November 2010. Prediction of nitrate retention in freshwater tidal networks using geomorphic and hydrologic relationships, Patuxent River, Maryland. Atlantic Estuarine Research Society Fall Meeting, Kitty Hawk, NC. Oral presentation

Tattitch, B.C., Candela, P.A., Piccoli, P.M., Bodnar, R.J., Fedele, L. June 2010. New Copper Partitioning Experiments in a CO₂ bearing Melt-Vapor-Brine Assemblage, Pan American Current Research on Fluid Inclusions (PACROFI X), Las Vegas NV. Oral Presentation

Tattitch, B.C., Candela, P.A., Piccoli, P.M., Bodnar, R.J., Fedele, L October 2010. The Effect of CO₂ on Copper Partitioning in a Felsic Melt-Vapor-Brine Assemblage, Geological Society of America National Meeting, Denver CO. Oral Presentation

Wimert, J., Hier-Majumder, S. 2010, A Boundary Element Model of Three-Dimensional Melt Geometry, Abstract DI51B-1871 presented at 2010 Fall Meeting, AGU, San Francisco, Calif., 13-17 Dec. Poster presentation

Wu, N., Farquhar, J., Strauss, H., Kim, S. and Canfield, D.E. June 2010. Evaluating the S-isotope fractionation associated with Phanerozoic pyrite burial.Goldschmidt Conference, Knoxville, TN. Oral presentation

Arevalo Jr., R. and McDonough, W.F., 2009. Global MORB = N-MORB + E-MORB. American Geophysical Union, San Francisco, CA. Poster presentation

Gaeman, J., and Hier-Majumder, S. 2009, Is there a subsurface ocean within Triton's interior?, 11th International Workshop on Modeling of Mantle Convection & Lithospheric Dynamics, Braunwald, Switzerland. Poster presentation

Gaeman, J., Hier-Majumder, S., and Roberts, J. H. 2009, The Effects of Tidal Dissipation on the Thermal Evolution of Triton, Fall AGU meeting, San Francisco, CA. Oral presentation

Kerrigan, R.J., Candela, P.A. and Piccoli, P.M., 2009. In-situ synchrotron radiation x-ray diffraction and visual imaging study of magnesite + quartz + water at mid-crustal temperatures and pressures, Fall AGU. Poster presentation

Liu, J., Rudnick, R.L., Walker, R.J., Gao, S., Wu, F-Y., 2008. The age of mantle lithosphere on the northernmost margin of the Central Orogenic Belt, North China Craton. 9th International Kimberlite Conference, Frankfurt, Germany, Extended Abstract No. 9IKC-A-00069. Poster presentation

Liu, X., Rudnick, R.L., Hier-Majumder, S. and Sirbescu, M.C., 2009. Advection-Diffusion Controlled Lithium Isotopic Distribution In Contact Aureoles: —A Case Study From The Florence County Pegmatites, Wisconsin. GSA Annual Meeting, Portland, OR. Oral presentation

Mengason, M.J., Piccoli, P.M., and Candela, P.A., 2009. The effect of copper on the estimation of sulfur fugacity from the composition of pyrrhotite: an experimental evaluation. American Geophysical Union, San Francisco, CA. Poster presentation

Miller, K.E., Kaufman, A.J., Misi, A. and Flavio De Oliviera, T., 2009. Evaluating the Environmental and Ecological Setting of a Mesoproterozoic Ice Age through the Analysis of Lipid Biomarkers. Geological Society of America Abstracts with Programs, Vol. 41, No. 7, p.46. Oral presentation

Mitchell, G.A., Montesi, L.G., Zhu, W., Schouten, H., Smith, D.K. and Cann, J.R., 2009. Stability of ridge-ridge-ridge triple junctions based on the mechanics of rift interaction: Examples of the Galápagos and Rodriguez triple junctions. Fall AGU.

Seldomridge, E. and Prestegaard, K. March 2009. Geomorphic framework for the measurement and prediction of nitrogen loss in tidal freshwater wetlands, Patuxent River, MD. Atlantic Estuarine Research Society Spring Meeting, Ocean City, MD. Poster presentation

Seldomridge, E. October 2009. Measurement of geomorphic characteristics, hydrologic fluxes, and nitrate retention in freshwater tidal wetlands, Patuxent River, MD. Distinguished Scholar Seminar Series, Chesapeake Biological Laboratory, Solomons, MD. Invited presentation

Seldomridge, E., and K. Prestegaard. November 2009. Importance of channel networks on nitrate retention in freshwater tidal wetlands. National Estuarine Research Reserve System Annual Meeting, Coronado, CA. Poster presentation

Shofner, G.A., Campbell, A.J., Danielson, L. and Righter, K., 2009. Synchrotron x-ray diffraction studies of metal-oxide pairs. COMPRES Annual Meeting, Bretton Woods, NH. (talk/poster)

Tamarkin, T. and Zhu, W., (2009), Progressive Microscopic Damage and the Development of Macroscopic Fractures in Porous Sandstones , Fall AGU meeting, San Francisco, CA . Oral presentation

Tattitch, B.C., Candela, P.A., Piccoli, P.M. and Bodnar, R., 2009. Interpretation of H₂O/CO₂/NaCl Phase Equilibria in Experiments at Magmatic Temperatures and Pressures. Fall GSA Meeting, Portland, OR. Poster presentation

Walsh, L., Martin, A., Ojha, T. and Fedenczuk, T., 2009. Himalayan topography: A laboratory for studying the interaction of tectonics and erosion. Geological Society of America Northeastern Conference, Portland, ME. GSA Abstract w/Programs, v. 41, No. 3. Poster presentation

Walsh, L., Martin, Ojha, T. and Fedenczuk, T., 2009. Mechanisms for landscape evolution: Correlations between topography, lithology, erosion and rock uplift in the central Nepalese Himalaya. American Geophysical Union, San Francisco, CA. Poster presentation

Arevalo Jr., R, et al., 2008. Degree-2 in the Transition Zone and Near the CMB: Bottom up Tectonics? American Geophysical Union, San Francisco, CA. Abstract #DI21A-1744. Poster presentation

Arevalo Jr., R. , McDonough, W.F. and Luong, M., 2008 The K/U ratio of the silicate Earth. 2008 CIDER Summer Program, Santa Barbara, CA. Poster presentation

Arevalo Jr., R., 2008. High precision ng/g-level LA-ICP-MS analyses. 7th International SFICP- MS Conference, New Brunswick, NJ, p.13. Oral presentation

Bellucci, J.J., 2008. In situ Pb isotopic measurements using LA-MC-ICPMS. 7th Annual SFICP-MS Meeting. Oral presentation

Ireland, T.J., Arevalo Jr., R., Walker, R.J. and McDonough, W.F., 2008. Tungsten abundances in Hawaiian picrites: Implications for the mantle sources of Hawaiian volcanoes. American Geophysical Union, San Francisco, CA. Abstract #V13D-2151. Poster presentation

Mengason, M.J., Piccoli, P.M. and Candela, P.A., 2008. Impact of sulfide separation on Mo and Ag budgets in arc magmas. Goldschmidt Conference, Vancouver, B.C. Oral presentation

Qiu, L., Rudnick, R.L., McDonough, W.F. and Merriman, R.J., 2008. Indicators of Provenance Weathering: Li and d⁷Li in Mudrocks from the British Caledonides. Fall AGU, San Francisco, CA. Oral presentation

Bellucci, J.J., Ash, R.D., McDonough, W.F. and Walker, R.J., 2007. Standard addition analysis of Rh and Au in IVB iron meteorites. Lunar and Planetary Science Conference Poster presentation

Franz., H.B., Mahaffy, P.R. and 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. Lunar and Planetary Science Conference, Houston, TX

Kerrigan, R.J., Candela, P.A, Piccoli, P.M. and Wylie, A.G., 2007. Growth of Fibrous Talc and Anthophyllite in the Hydrothermal Diamond Anvil Cell (HDAC). Fall AGU Oral presentation

Mengason, M.J., Piccoli, P.M. and Candela, P.A., 2007. Experimental study of the partitioning of Au, Ag, Mo, W, Zn, Mn, and Ti among pyrrhotite and immiscible Fe-S-Os and rhyolitic melts. AGU Fall Meeting, San Francisco, CA.Poster presentation

Arevalo Jr., R. and McDonough, W.F., 2006. W in the BSE, CC and core. American Geophysical Union, Joint Assembly, Baltimore, MD. Abstract V31A-04. Oral presentation

Franz, H.B., Wing, B.A., Farquhar, J., Masterson, A.L. and Lyons, J.R. Anomalous Isotopic Fractionation during Broadband SO₂ Photochemistry: Comparative Systematics of ¹⁶O- and ¹⁸O-rich SO₂. Astrobiology Science Conference, Washington, DC. Poster presentation

Mengason, M.J., Piccoli, P.M., Candela, P.A., 2006. Partitioning of ore metals among Fe-S-O liquid, rhyolite melt, and pyrrhotite. GSA Annual Meeting, Philadelphia, PA. Oral presentation

Cooney, K.S., Farquhar, J. and Fogel, M.L., 2005. Fractionation of isotopes in Maryland precipitation nitrate. Goldschmidt Conference Abstract. Poster presentation

Honesto, J.M., McDonough, W.F., Walker, R.J., McCoy, T.J. and Ash, R.D., 2005. ¹⁸⁷Re-¹⁸⁷Os isotopic and highly siderophile element systematics of Group IVB Irons. Lunar and Planetary Science Conference, 36. Oral presentation

Corrigan, C.M., Rumble, D., McCoy, T.J., Ash, R.D., McDonough, W.F., Honesto, J.M. and Walker, R.J., 2005. The Tishomingo Iron: Relationship to IVB Irons, CR chondrites and angrites and implications for the origin of volatile-depleted iron meteorites. Lunar and Planetary Science Conference, 36. Oral presentation

Jamieson, J.W., Wing, B.A., Hannington, M.D. and Farquhar, J., 2005. Multiple sulfur isotopes as a tracer for sources of sulfur at the Kidd Creek VMS Deposit, Ontario. Geological Association of Canada/Mineralogical Association of Canada Annual Meeting, Abstract. Oral presentation

Jamieson, J.W., Wing, B.A., Hannington, M.D. and Farquhar, J., 2005. Isotopic disequilibrium in sulfide mineral pairs from multiple sulfur isotopes. 15th Annual Goldschmidt Conference, Abstract. Poster presentation

Johnston, D.T., Farquhar, J., Wing, B.A., Kaufman, A.J., Canfield, D.E., Lyons, T., Kah, L. and Strauss, H., 2005. Using the multiple isotopes of sulfur to constrain microbial processes in the Proterozoic Ocean. Goldschmidt Conference. Oral presentation

Teng, F.-Z., McDonough, W.F., Rudnick, R.L. and Walker, R.J., 2005. Lithium isotopic fractionation in pegmatites. Fifteenth Annual V.M. Goldschmidt Conference. Poster presentation

Baker, M.A., Brown, M., Johnson, T.E., Nex, P.A. and Wing, B.A., 2004. The Platreef and its footwall: Preliminary observations from the footrock perspective. Geoscience Africa 2004, Abstracts, Vol. 1, 31-32. Poster presentation

Centorbi, T.L., Walker, R.J. and Minarik, W.G., 2004. Re-Os systematics of variably altered ultramafic rocks, North Carolina. Eos, Transactions of the American Geophysical Union, 85, Fall Meeting, Supplement, Abstract V31C-1454. Poster presentation

Crummett, C.D., Candela, P.A., Wylie, A.G. and Earnest, D.J., 2004. Examination of the Thermal Decomposition of Chrysotile by Using Petrographic Microscopy and X-ray Diffraction Techniques. American Geophysical Union Fall Meeting. Poster presentation

Brody, K.B., Kaufman, A.J., Eigenbrode, J.L. and Cody, G.D., 2004. Biomarker geochemistry of a post-glacial Neoproterozoic succession in Brazil. Geological Society of America Meeting, Abstracts with Programs, v. 36, no. 5, p. 477. Oral presentation

Gangopadhyay, A., Sproule, R., Walker, R.J. and Lesher, C.M., 2004. Re-Os systematics of komatiites and komatiitic basalts at Dundonald Beach, Ontario, Canada: Evidence for a complex alteration history and implications of a late Archean chondritic mantle source. American Geophysical Union, Fall Meeting Abstract. Poster presentation

Piccoli, P.M., Englander, L. and Candela, P.A., 2004. Constraints on variable Ag:Au:Cu ore-metal ratios in felsic arc-magmas. Eos, Transactions of the American Geophysical Union Fall Meeting, 85(47), Suppl., Abstract V-31A-1416. Poster presentation

Piccoli, P.M., Simon, A.C., Candela, P.A. and Englander, L., 2004. Porphyry-ore systems: Constraints on copper, gold and silver behavior based on experiments. IAVCEI International association of Volcanology and Chemistry of the Earth's Interior, Pucon, Chile. Oral presentation, Invited Keynote Speaker

Gangopadhyay, A., Sproule, R., Walker, R.J. and Lesher, C.M., 2004. Re-Os abundance and isotope systematics of Al-undepleted komatiites in the Kidd-Munro assemblage: results from Dundonald Beach, Abitibi Greenstone Belt, Canada. Joint Assembly Suppl. Abstract, V51B-06. Poster presentation

Hughes, A., 2004. The Indian Creek Natural Gas Field as an analog for carbon sequestration. Geological Society of America Northeast-Southeast Section.

Friedmann, J., Burruss, R.C., Brennan, S.T., Hughes, A. and Nummedal, D., 2004. High CO₂ gas fields: Natural analogs to the chemical evolution of CO₂ storage in depleted gas fields. 1A25 Paper 140. Oral presentation

Ireland, T.J., Walker, R.J., DePaolo, D.J. and Kurz, M.D., 2004. A combined He and Os isotopic study of the HSDP-2 core from Mauna Kea, Hawaii. American Geophysical Union Fall Meeting. Poster presentation

Reif, C., Dziewonski, A., Ireland, T.J., Hammond, J. and Lekic, V., 2004. Characterizing deep (> 500 km) earthquake regions to investigate the fate of subducting slabs. American Geophysical Union Fall Meeting (CIDER summer program). Poster presentation

Farquhar, J., Wing, B. and Johnston, D.T., 2004. Sulfur isotope fractionation in the geologic record. 228th American Chemical Society National Meeting, GEOL 58. Oral presentation

Johnston, D.T., Farquhar, J., Wing, B.A., Habicht, K.S., Canfield, D.E., Airieau, S. and Thiemens, M.H., 2004. Implications of multiple sulfur isotopes for biological systems. International Workshop on Geomicrobiology. Oral presentation

Johnston, D.T., Farquhar, J., Wing, B.A., Habicht, K.S. and Canfield, D.E., 2004. Isotopic fingerprints of sulfur metabolisms: Uing the minor isotopes to distinguish between process. NASA Astrobiology Institute FAR series. Oral presentation

Johnston, D.T., Farquhar, J., Wing, B.A., Canfield, D.E. and Habicht, K.S., 2004. Using ³³S to differentiate biotic and abiotic sulfur isotope signatures. 14th V.M. Goldschmidt Conference, Copenhagen, Denmark 1011. Oral presentation

Farquhar, J., Johnston, D.T., Wing, B., Calvin, C. and Condie, K., 2004. Significance of Archean Δ³⁶S/Δ³³S. 14th V.M. Goldschmidt Conference, Copenhagen, Denmark 1212. Oral presentation

Farquhar, J., Johnston, D.T., Calvin, C. and Condie, K., 2004. Implications of sulfur isotopes for the evolution of atmospheric oxygen. 35th Lunar and Planetary Institute Conference Abstracts, 1920. Oral presentation

Klochko, K., Kaufman, A.J., Shirey, S., Mock, T., LeRoux, P. and Gallup, C.D., 2004. In-situ boron isotopic analysis of modern and ancient marine carbonates by LA ICP-MS. American Geophysical Union Fall Meeting, Abstracts with Programs, p.370. Poster presentation

Rhodes, G., 2004. Paleofloods on the Hells Canyon Reach of the Snake River, Idaho/Oregon, in rapid and catastrophic environmental changes in the Holocene and human response. First Joint Meeting of IGCP 490 and ICSU Environmental Catastrophes in Mauritania, the Desert and the Coast. Oral presentation

Teng, F.-Z., McDonough, W.F., Rudnick, R.L. and Gao, S., 2004. Lithium isotopic composition of the deep crust. Eos, Transactions of the American Geophysical Union Fall Meeting, 85 (47), Supplement, Abstract V51C-0597. Poster presentation

Thompson, R.F., Walker, R.J. and Anma, R., 2004. Re-Os systematics of the Taitao Ophiolite in Southern Chile. American Geophysical Union Fall Meeting. Poster presentation

Timpa, S and Rudnick, R., 2004. Lithospheric dynamics inferred from lower crustal xenoliths from Northern Tanzania. International Basement Tectonics Conference, Oak Ridge, TN. Poster presentation

Timpa, S. and Rudnick, R., 2004. Dynamics of Archean lithosphere in Northern Tanzania. Geological Society of America Annual Meeting 2004, Denver, CO. Poster presentation

Tyra, M., 2004. NASA Astrobiology Institute (NAI Seminar Series), Forum for Astrobiology Research (FAR) Series, Terrestrial Alteration of CM Chondritic carbonate. Oral presentation

Tyra, M.A., Farquhar, J., Wing, B.A., Benedix, G.K., Jull, A.J.T., Jackson, T. and Thiemens, M.H., 2004. Terrestrial alteration of CM chondritic carbonate. 35th Lunar and Planetary Institute Conference Abstract, 1988. Oral presentation

Tomascak, P.B., Brown, M., Solar, G.S. and Centorbi, T.L., 2003. Isotopic Signatures of Acadian Granites from the Laurentian Border: an eye into basement sources and mantle contributions in a convergent setting. Geological Society of America Annual Meeting, Seattle, Washington, paper 228-3, Abstracts with programs, 554. Poster presentation

Gangopadhyay, A., Walker, R.J., Sproule, R.A. and Lesher, C.M., 2003. Major and trace element geochemistry and Os isotopic compositions of komatiites from Dundonald Beach, Abitibi Greenstone Belt, Canada. Eos, Transactions of the American Geophysical Union, 84, F1598. Poster presentation

Hughes, A., 2003. GEOC/CO₂ Sequestration: Advanced technologies for predicting and monitoring isolation performance. 226th ACS National Meeting, NY.

Johnston, D.T., 2003. Union session on the evolution of biogeochemical cycles. American Geophysical Union Fall Meeting. Oral presentation

Johnson, D.T., Farquhar, J., Wing, B.A., Canfield, D.E. and Habicht, K.S., 2003. Implications of multiple surfer isotopes for biological systems. American Geophysical Union Fall Meetings Abstracts 52, 03. Oral presentation

Farquhar, J., Johnson, D.T., Wing, B.A. Habicht, K.S. Canfield, D.E., Airieau, S. and Thiemens, M.H., 2003. The effect of biosynthetic networks on mass-dependent sulfur isotope fractionation. 34th Lunar and Planetary Science Conference, #1908. Poster presentation

Simon, A.C., Candela, P.A., Piccoli, P.M., Pettke, T. and Heinrich, C., 2003. Gold concentrations in magmatic vapor and brine near the critical point. Geological Association of Canada/Mineralogical Association of Canada Annual Meeting, Vancouver. Oral presentation, Invited

Brabson, E., Wing, B.A., Farquhar, J., Kaufman, A.J., Rumble, D., III and Bekker, A., 2002. Implications of anomalous Δ³³S for evolution of atmospheric oxygen, continental weathering, and Paleoproterozoic glaciation. Geological Society of America, Abstracts with Programs. Poster presentation

Wing, B.A., Brabson, E., Farquhar, J., Kaufman, A.J., Rumble, D., III and Bekker A., 2002. Δ³³S,δ¹³C constraints on the Paleoproterozoic atmosphere during the earliest Huronian glaciation. In Twelfth Annual V.M. Goldschmidt Conference Abstracts with Program, LPI Contribution No., Lunar and Planetary Institute, Houston. Oral presentation

Carter, B.L. and Jiang, D., 2002. Kinematic analysis of the Garth Run shear zone in the Blue Ridge Province of Virginia. Geological Society of America, Abstracts with Programs, 34, 1. Poster presentation

Jiang, D., Williams, P.F. and Carter, B.L., 2002. Development of kink-bands and chevron folds in anisotropic materials: a numerical modeling study. Geological Society of America, Abstracts with Programs, 34, 1. Oral presentation

Jiang, D., Williams, P.F. and Carter, B.L., 2002. Numerical modeling of the development of kink-bands in anisotropic rocks: IMA Workshop on “Nonlinear Continuum Mechanics, Rheology and the Dynamo. March 18-22, 2002, University of Minnesota. Oral presentation

Centorbi, T.L., Tomascak, P.B., Brown, M., Solar, G.S. and Tian, J., 2002. Nature of the crust near the Grenville border: New Pb isotope data from the Mooselookmeguntic Igneous Complex, Maine. Geological Society of America, Abstracts with Program. Poster presentation

Dai, T. and Jiang, D., 2002. Kinematics and deformation history of the central Cross Lake shear zone in Manitoba. Geological Society of America, Abstracts with Programs, 34, 1. Poster presentation

Frank, M.R., Candela, P.A., Piccoli, P.M., Pettke, T. and Heinrich, C., 2002. Gold and copper partitioning between vapor and brine at 800°C and 100 MPa. Eos, Transactions of the American Geophysical Union, 83, S362. Oral presentation, Invited

Gangopadhyay, A., Walker, R.J. and Hanski, E., 2002. A comparative Os isotopic study of Al-undepleted komatiites from the Abitibi greenstone belt and Ti-enriched komatiites from the Finnish Lapland. Fall Meeting, V52C-1297. Poster presentation

Gangopadhyay, A., Walker, R.J. and Hanski, E., 2002. A chondritic initial ¹⁸⁷Os/¹⁸⁸Os for komatiites from the Finnish Lapland. Spring Meeting, V42A-04. Poster presentation

Greenwood, W. and Wylie, A.G., 2002. The optical properties and chemical composition of fibrous talc. ASTM Johnson Conference, July 21-25, Johnson, Vermont. Oral presentation

Farquhar, J. and Johnson, D.T., 2002. Strategies for life detection using sulfur isotopes. Eos, Transactions of the American Geophysical Union, 83 (47). Oral presentation

Simon, A.C., Candela, P.A. and Piccoli, P.M., 2002. Sulfur's effect on iron concentration in chloride-bearing, aqueous, hydrothermal-magmatic fluids. Eos, Transactions of the American Geophysical Union, V22A-04. Oral presentation

Simon, A.C., Candela, P.A., Piccoli, P.M., Pettke, T. and Heinrich, C.A., 2002. Gold solubility in magnetite. Geological Society of America Fall Meeting. Oral presentation

Brown, M. and Solar, G.S., 2002. Rheological transitions in space and time in orogens. Mineralogical Society Winter Meeting, University of Derby, 7-9 January 2002, Timing, Transition and Tectonics, Program & Abstract Volume, 93-94. Oral presentation

Brown, M. and Solar, G.S., 2002. Connecting pieces of the Acadian puzzle in the northern Appalachians. Geological Society of America, Northeast Section, Springfield, Massachusetts, Abstracts with Programs, 34, A-61. Oral presentation

Johnson, T.E., Brown, M. and Solar, G.S., 2002. Petrogenesis of Acadian metapelitic migmatites, western Maine-quantitative investigations in the NCKFMASH model system. Geological Society of America, Northeast Section, Springfield, MA, Abstracts with Programs, 34, A-71. Oral presentation

Brown, M., Marchildon, N. and Solar, G.S., 2002. Synergistic effects of melting and deformation. Transport and flow processes in shear zones. Joint International Research Meeting, Tectonic Studies Group, Geological Society of London, Structural Geology & Tectonics Division, Geological Society of America and Geological Society of Australia. Program and Abstract, 12. Oral presentation

Brown, M., Johnson, T., Marchildon, N. and Solar, G.S., 2002. Controls on gneiss dome formation: Chickens, eggs and red herrings. Geological Society of America Annual Meeting, Denver, Colorado, Abstracts with Programs, 50, 107. Oral presentation

Teng, F.-Z., McDonough, W.F., Rudnick, R.L., Tomascak, P.B. and Dalpé, C., 2002. Lithium content and isotopic composition of the Upper Continental Crust, Eos, Transactions of the American Geophysical Union Fall Meeting. Suppl., Abstract V61D-12. Oral presentation

Rudnick, R.L., McDonough, W.F., Tomascak, P.B. and Baker, E (2002) Lithium isotopic composition of xenolithic eclogites: Implications for subduction zone processes. Eos, Transactions of the American Geophysical Union, 83 (47), F1428. Oral presentation

Kaufman, A.J., Varni, M.A. and Wing, B., 2002. Sulfur isotope constraints on the Snowball Earth. Geological Society of America topical session on Microbial Sulfur Transformations through Earth’s History. Oral presentation

Babinski, M., Kaufman, A.J. and Varni, M.A., 2002. New evidence for Sturtian glaciation in Brazil based on Pb isotopes. Gondwana 11 Correlations and Connections IGCP Research Conference. Oral presentation

Piccoli, P.M., DeHarde, A. and Wylie, A.G., 2001. Recycling coal combustion byproducts: A laboratory study to evaluate grout formulations for use in the Kempton mine complex, western Maryland. Geological Society of America, Abstracts with Programs. Oral presentation

Frank, M.R., Candela, P.A., Piccoli, P.M. and Glascock, M.D., 2001. Gold solubility and partitioning in granite-volatile phase systems as a function of HCl. In Eleventh Annual V.M. Goldschmidt Conference, Abstract #3773, LPI Contribution No. 1088, Lunar and Planetary Institute, Houston (CD-ROM). Oral presentation, Invited

Gangopadhyay, A. and Walker, R.J., 2001. Os isotopic composition of late-Archean komatiites from Alexo, in the Abitibi greenstone belt, Canada. Eos, Transactions of the American Geophysical Union, 82, F1312. Poster presentation

Gangopadhyay, A. and Walker, R.J., 2001. Os isotopic composition of komatiites from Alexo in the Abitibi Greenstone Belt, Canada. Fall Meeting, V22A-1010. Poster presentation

Gangopadhyay, A., Sen, G. and Hickey-Vargas, R., 2000. An experimental petrologic study of basalts from selected formations of the Deccan Traps, India, Spring Meeting. V21A-05. Oral presentation

Simon, A.C., Candela, P.A. and Piccoli, P.M., 2001. An experimental study of magnetite solubility as a function of pressure along the Dewpoint Curve in the NaCl-, KCl-, HCl-H2O-melt system. Eos, Transactions of the American Geophysical Union, San Francisco, V32B-968. Poster presentation

Tomascak, P.B., Brown, M., Becker, H., Solar, G.S. and Tian, J., 2001. Multiple sources and multiple processes: unraveling Acadian magmatism. Geological Society of America, Northeastern Section, Burlington, Vermont, Abstracts with Programs, 33, A-67. Oral presentation

Brown, M. and Solar, G., 2001. Three-dimensional spatial and temporal evolution of rheology in orogens: A field perspective. Eos, Transactions, American Geophysical Union, 82, Fall Meeting Supplement, Abstract T11F-11. Poster presentation

Varni, M.A., Kaufman, A.J., Misi, A. and Brito Neves, B.B., 2001. Anomalous Δ³⁴S signatures in trace sulfate from a potential cap carbonate in the Neoproterozoic Bambui Group, Brazil. Geological Society of America, Abstracts with Programs, 33, A-96. Oral presentation

Kaufman, A.J., Varni, M.A., Misi, A. and Brito-Neves, B.B., 2001. Anomalous Δ³⁴S signatures in trace sulfate from a potential cap carbonate in the Neoproterozoic Bambui Group, Brazil. Proterozoic base metal deposits of Africa and South America. Organizers Aroldo Misi and Joao Batista G. Teixeira. Belo Horizonte: CNPq and UNESCO/IUGS 2001, p. 62-64. Oral presentation

Farquhar, J., Wing, B., Hu, G., Rumble, D. III, Kaufman, A.J. and Varni, M., 2001. Implications of mass-independent fractionations for the Earth’s early sulfur cycle. Geological Society of America, Abstracts with Programs, 33, A-95. Oral presentation

Cook, D.A., Walker, R.J. and Horan, M.F., 2000. New applications of the ¹⁸⁷Re-¹⁸⁷Os and ¹⁹⁰Pt-¹⁸⁶Os isotope systems to the study of iron meteorites. Lunar and Planetary Science Conference XXXI, Abstract #1347, Lunar and Planetary Institute, Houston (CD-ROM). Oral presentation

Frank, M.R., Candela, P.A. and Piccoli, P.M., 2000. Variations in silicate melt composition as a function of the acidity of a coexisting brine: Implications for melt structure. Geological Society of America, Abstracts with Programs, 32, 434 (31/92). Oral presentation

Frank, M.R., Candela, P.A., Piccoli, P.M. and Glascock, M.D., 2000. Au solubility and partitioning in granite-volatile phase systems as a function of HCl. Geological Association of Canada/Mineralogical Association of Canada for their Annual Meeting. Geocanada 2000, 423. Oral presentation

Piccoli, P.M., Candela, P.A. and Frank, M.R., 2000. In-situ fractionation in a granodiorite-dike complex: An example from the Cathedral Peak Granodiorite, California. Geological Society of America, Abstracts with Programs, 32, 496. Oral presentation

Hackley, P.C. and Brown, M., 2000. The role of mafic magma in the Acadian orogeny – Early results from the Flagstaff Lake Igneous Complex, western Maine. Geological Society of America Annual Meeting, Reno, Nevada, Abstracts with Programs, 32, A-148. Poster presentation

Solar, G.S. and Brown, M., 2000. Metasediments, migmatites and peraluminous granites: Relations between source and silicic melts in the Acadian metamorphic belt of western Maine, USA. LITHOPROBE Report #75, 100-101. Poster presentation

Brown, M. and Solar, G.S., 2000. Feedback relations between deformation and melt, the evolution from weakening to hardening in transpressive orogens. Journal of Czech Geological Society, 45, 215-216. Oral presentation, Invited

Brown, M. and Solar, G.S., 2000. Do multistage processes link leucosomes and smaller-volume granites in migmatites to leucogranite in plutons – an example from the Acadian orogen, western Maine? Geological Society of America Annual Meeting, Reno, Nevada, Abstracts with Programs, 32, A-54. Oral presentation

Solar, G.S. and Brown, M., 2000. Using porphyroblast-matrix relations to unravel mechanisms of strain accommodation during orogenesis – An example from the Acadian orogen, western Maine. Geological Society of America, Annual Meeting, Reno, Nevada, Abstracts with Programs, 32, A-54. Oral presentation

Brown, M. and Solar, G.S., 2001. Evidence for multistage processes linking residual migmatites derived from metapelite to S-type leucogranites. In: Chappell, B. and Fleming, P. (Eds), S-type Granites and Related Rocks, AGSO Record 2001/2, 23-24. Oral presentation

Brown, M. and Solar, G.S., 2001. Processes that link fertile protolith, melt-depleted crust and peraluminous granite. Geological Society of America, Northeastern Section, Burlington, Vermont, Abstracts with Programs, 33, A-6. Oral presentation

Brown, M., Brown, M.A., Carlson, W.D. and Denison, C., 1999. Microstructure of melt flow networks in natural partially-molten systems: Information from 3-D images of anatectic migmatites. Deformation Mechanisms, Rheology, Microstructures, Neustadt an der Weinstrasse, 22-26 March 1999, 12. Oral presentation

Brown, M., Brown, M.A., Carlson, W.D. and Denison, C., 1999. Microstructure of natural partially-molten systems: Three-dimensional images of leucosome geometry in two anatectic migmatites, and implications for melt flow. EUG 10 Abstract Volume, Journal of Conference Abstracts, 4/1, 677. Oral presentation

Frank, M.R., Candela, P.A., Piccoli, P.M. and Glascock, M.D., 1999. Gold partitioning in a sulfur-free magmatic brine-haplogranitic melt-metallic gold system at 800°C and 100 MPa. Eos, Transactions of the American Geophysical Union, 80, 360. Oral presentation

Hall, M.S., Candela, P.A. and Piccoli, P.M., 1999. Nucleation of talc by reaction between tremolite and phlogopite-bearing assemblages and chloride-sulfate brines at 500°C and 50 MPa. Eos, Transactions of the American Geophysical Union, 80, 348. Poster presentation

Kaufman, A.J., Hebert, C., Halverson, G.P., Bekker, A. and Strauss, H., 1999. The biogeochemical aftermath of Snowball Earth conditions. Geological Society of America, Abstracts with Programs, 31, A485. Oral presentation

Lynton, S.J., Walker, R.J. and Candela, P.A., 1999. An experimental study of lithium isotopes and geochemistry in felsic systems. Eos, Transactions of the American Geophysical Union, 80, F1157. Oral presentation

Brown, M. and Solar, G.S., 1999. The synergetic relation between deformational and thermal processes in convergent orogens, and its role in granite ascent. Halls Gap, SGTSG Conference Abstract Volume, Geological Society of Australia Abstract Series, 53, 22-23. Oral presentation, Extended

Brown, M. and Solar, G.S., 1999. The synergy between mechanical and thermal processes in transpressive orogens: An example from the Northern Appalachians, USA. Deformation Mechanisms, Rheology, Microstructures, Neustadt an der Weinstrasse, 22-26 March 1999, 161. Oral presentation

Solar, G.S. and Brown, M., 1999. Structural control of syntectonic melt flow paths during Devonian (Acadian) orogenesis, West-Central Maine. Geological Society of America, Northeastern Section, Providence, Rhode Island, Abstracts with Programs, 31, A-69. Oral presentation

Brown, M. and Solar, G.S., 1999. The synergy between mechanical and thermal processes in transpressive orogens: An example from the Northern Appalachians, USA. EUG 10 Abstract Volume, Journal of Conference Abstracts, 4/1, 83. Oral presentation

Brown, M. and Solar, G.S., 1999. A matter of scale of observation: Syntectonic granite ascent and emplacement during the Acadian Orogeny. Eos, Transactions, American Geophysical Union, 80, 17, S358-S359. Oral presentation, Invited

Solar, G.S. and Brown, M., 1999. Contrasting patterns of strain and kinematic partitioning of flow during Devonian oblique contraction in the Central Maine Belt, Northern Appalachians Orogen, USA. Eos, Transactions, American Geophysical Union, 80, 17, S362. Oral presentation, Invited

Solar, G.S. and Brown, M., 1999. Metasediments, migmatites and peraluminous granites: Relations between source and silicic melt in the Acadian metamorphic belt of western Maine, USA. The Origin of Granites and Related Rocks, Fourth Hutton Symposium Abstracts, documents du BRGM 290, 66. Poster presentation

Solar, G.S. and Brown M., 1999. Metasediments, migmatites and peraluminous granites: Relations between source and silicic melt in the Acadian metamorphic belt of western Maine, USA. Mineralogical Society Millennium Conference, From Magmas to Mud (and back), 66-67. Poster presentation

Brown, M.A., Brown, M., Carlson, William D. and Denison, C., 1998. Topology of Melt Flow Paths Derived From 3-D Images of Migmatites. Eos, Transactions, American Geophysical Union, Supplement to Eos, April 28, 1998, S355. Oral presentation, Invited

Frank, M.R., Candela, P.A. and Piccoli, P.M., 1998. Estimated copper concentrations in magmatic vapor and brine in a sulfur-bearing brine-vapor-haplogranitic melt-intermediate solid solution-pyrrhotite system at 800oC and 100 MPa. Geological Society of America, Abstracts with Programs, 30, 341. Oral presentation

Brown, M. and Pressley, R.A., 1998. Crustal melting in nature: Prosecuting source processes. Annales Geophysicae, 16, Suppl. 1, Part 1, C183. (oral; invited)

Brown, M. and Solar, G.S., 1998. Coupled Early Devonian deformation and granite ascent and emplacement in Western Maine. Geological Society of America, Northeastern Section, Portland, Maine, Abstracts with Programs, 30, 1, 8. Oral presentation

Solar, G.S. and Brown, M., 1998. Partitioned plastic strain and syntectonic metamorphism during Early Devonian dextral Transpression, West-Central Maine. Geological Society of America, Northeastern Section, Portland, Maine, Abstracts with Programs, 30, 1, 75. Oral presentation

Brown, M. and Solar, G.S., 1998. Melt extraction and transport during deformation. Annales Geophysicae, 16, Suppl. 1, Part 1, C263. Oral presentation

Brown, M. and Solar, G.S., 1998. Granite ascent and emplacement in convergent orogens: Syn-tectonic burps from the anatectic zone. Eos, Transactions, American Geophysical Union, Supplement to Eos, April 28, 1998, S342. Oral presentation, Invited

Solar, G.S. and Brown, M., 1998. Coupled deformation and mineral growth: Syn-tectonic textures. Eos, Transactions, American Geophysical Union, Supplement to Eos, April 28, 1998, S356. Oral presentation

Brown, M. and Solar, G.S., 1998. Feedback relations between deformation and melting: testing implications for granite ascent and emplacement in convergent orogenic belts. Geological Association of Canada NUNA Research Conference/Canadian Tectonics Group 18th Annual Meeting, Evolution of Structures in Deforming Rocks, Abstracts. Oral presentation

Solar, G.S. and Brown, M., 1998. Structural evolution during high-temperature dextral transpressive orogenesis: reading the evidence recorded in porphyroblasts. Geological Association of Canada NUNA Research Conference/Canadian Tectonics Group 18th Annual Meeting, Evolution of Structures in Deforming Rocks, Abstracts. Oral presentation

Walker, R.J., Tsuru, A. and Prichard, H., 1998. What is the Os isotopic composition of the convecting upper mantle?: Evidence from the ophiolite perspective. Eos, Transactions of the American Geophysical Union, 79. Oral presentation