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All abstracts by Sophie Opfergelt in conference series: Goldschmidt

(2020) Snowmelt Initiates an Additional Source of Silicon to Streams in Yellowstone National Park, USA
Gaspard F, Opfergelt S, Zahajská P, Hirst C & Delmelle P

(2020) Waters in Hydrothermal and Polar Environments: Further Developments for Si Isotope Measurements
Opfergelt S, Gaspard F & Hirst C

(2018) Seasonal Variations of Dissolved Ge:Si Ratios in Streams from the AsO Caldera, Kyùshù, Japan
Gaspard F, Opfergelt S, Hartmann J, Hosono T & Delmelle P

(2017) Germanium/silicon Ratio to Trace Weathering and Hydrothermal Contribution to Element Fluxes in River Waters from Guadeloupe (FWI)
Gaspard F, Opfergelt S, Ameijeiras-Marino Y, Dessert C, Derry L & Delmelle P

(2016) Germanium Stable Isotopes (δ74Ge) in Weathering: Is There Potential for Paleo-Weathering Reconstruction?
Baronas JJ, Hammond DE, Rouxel O, West AJ, Torres M, Opfergelt S, Burton K, James R, Pogge von Strandmann P, Monteverde D, Gaillardet J, Bouchez J & Galy V

(2015) Combining Ge/Si, δ30Si, and δ74Ge to Unravel Controls on Weathering and Solute Production in Tropical Catchments
Baronas JJ, Torres M, West AJ, Hammond DE, Clark KE, Opfergelt S & Burton KW

(2015) Assessing the Impact of Denudation Rate on Soil Chemical Weathering Intensity: The Response of Si Isotopes
Ameijeiras-Mariño Y, Opfergelt S, Delmelle P, Vanacker V & De Jong J

(2015) Evidence of Pedogenesis in Late Pleistocene Volcanic Ash Deposits in Ecuador
Opfergelt S, Delmelle P, Duhain C, de Potter d'Indoye A, Vera R, Yin Q, Guevara A & de la Torre E

(2015) Weathering of Continent-Scale Volcanic Ash Deposit: Geochemical and Climatic Implications
Aragón Tobar CF, Goddéris Y, Delmelle P & Opfergelt S

(2015) How can Stable Isotope Geochemistry Help to Better Assess Mineral Nutrient Dynamics in Soils and Export Towards Ecosystems?
Opfergelt S

(2014) Impact of the Soil Weathering Degree on the Fate of Soil Organic Carbon, Fe and Si: Insights from Si and Fe Isotopes in Icelandic Soils
Opfergelt S, Williams H, Cornelis J-T, Van Hoye F, Guicharnaud R, Sigfusson B, Georg B, Siebert C, Gislason S, Halliday A & Burton K

(2013) Changing Riverine Silicon Isotope Delivery to the Ocean over Glacial-Interglacial Intervals? Evidence from Glaciated Basaltic Terrains
Opfergelt S, Burton K, Pogge von Strandmann P, Gislason S & Halliday A

(2013) Iron Mobilisation from Volcanic Ash/Glass by Atmospheric Processing
Maters E, Ayris P, Jacques C, Guevara A, Henley R, Opfergelt S & Delmelle P

(2012) Volcanic Impact on the Silicon Isotope Composition of Natural Waters during the 2010 Eyjafjallajökull Eruption, S-Iceland
Alfredsson HA, Opfergelt S, Burton KW, Mokadem F, Eiriksdottir ES & Gislason SR

(2012) Understanding Archean Weathering Using Silicon Isotopes and Ge/Si Ratios
Delvigne C, Opfergelt S, Hofmann A, Cardinal D & Andre L

(2012) Iron Isotope Variations in Icelandic Soil Profiles and Fractionation of Fe Isotopes during Weathering
Williams H, Opfergelt S, Siebert C, Rebecca N & Burton K

(2011) Probing the Silicon Isotope Signature of Supply Limited Chemical Weathering in the Cordillera Central of Costa Rica
West AJ, Opfergelt S, James R, Pogge von Strandmann P & Burton K

(2011) Seasonal Magnesium Isotope Variations in Soil Solutions Reflecting Physico-Chemical Processes Controlling Soil Weathering Fluxes
Opfergelt S, Georg B, Burton K, Guicharnaud R, Siebert C, Gislason S & Halliday A

(2011) Molybdenum Isotope Fractionation during Soil Formation: A New Proxy?
Siebert C, Pett-Ridge J, Opfergelt S, Burton K & Halliday A

(2011) Contrasting Silicon and Magnesium Isotope Fractionation with Clay Mineralogy in Volcanic Soil Weathering Sequences, Guadeloupe
Delvaux B, Opfergelt S, Georg B, Cabidoche Y-M, Burton K & Halliday A

(2008) Silicon Cycle in Weathering Sequences of Volcanic Soils in Cameroon Using δ30Si and Ge/Si
Opfergelt S, Delvaux B, Cardinal D, Delvigne C & André L

(2007) Si Isotopes as a Clue for Understanding Eoarchaean Silicifications
Abraham K, Opfergelt S, Cardinal D, Hofmann A, Foley S & André L

(2007) Using δ30Si to Follow the Soil-Plant Si Cycling in a Weathering Sequence of Volcanic Ash Soils, Cameroon
Opfergelt S, Delvaux B, Cardinal D & André L

(2006) An inter-laboratory calibration of Si isotope reference materials
Reynolds BC, Aggarwal J, Brzezinski MA, Cardinal D, Engström E, Georg RB, Land M, Leng M, Opfergelt S & Vroon PZ

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