All Publications

Pages

1. • Speech

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   The influence of weathering processes on Si, Mg, Fe, Zn, and Mo stable isotope fractionation in the Critical Zone: a case study from Icelandic soils

   Opfergelt, Sophie[UCL] (2018) Conference “Metal Stable Isotope Geochemistry” & Final IsoNose Workshop — Sorèze, France
2. • Speech

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   Mineral Weathering in Thawing Permafrost: Causes and consequences

   Opfergelt, Sophie[UCL] (2018) “Coupling Earth system function to climatic change” — Bordeaux
3. • Journal article

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   delta Si-30 and delta Si-29 determinations on USGS BHVO-1 and BHVO-2 reference materials with a new configuration on a Nu Plasma multi-collector ICP-MS

   Abraham, Kathrin Opfergelt, Sophie[UCL] Fripiat, Francois Cavagna, Anne-Julie de Jong, Jeroen T. M. Foley, Stephen F. André, Luc Cardinal, Damien (2008) Geostandards and Geoanalytical Research — Vol. 32, no. 2, p. 193-202 (2008)
4. • Journal article

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   The reserve of weatherable primary silicates impacts the accumulation of biogenic silicon in volcanic ash soils

   Henriet, Céline[UCL] De Jaeger, Nathalie[UCL] Dorel, M. Opfergelt, Sophie[UCL] Delvaux, Bruno[UCL] (2008) Biogeochemistry : an international journal — Vol. 90, no. 2, p. 209-223 (2008)
5. • Dissertation

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   Silicon cycle in the soil-plant system : biogeochemical tracing using Si isotopes

   Opfergelt, Sophie[UCL] (2008)
6. • Journal article

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   Contrasting silicon isotope signatures in rivers from the Congo Basin and the specific behaviour of organic-rich waters

   Cardinal, D. Gaillardet, J. Hughes, H. J. Opfergelt, Sophie[UCL] André, Luc (2010) Geophysical Research Letters — Vol. 37 (2010)
7. • Speech

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   The permafrost mineral reserve: identify potential mineral nutrient hotspots upon thawing

   Opfergelt, Sophie[UCL] (2018) EUCOP5 — Chamonix, France
8. • Journal article

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   Silicon Isotopes Reveal a Non-glacial Source of Silicon to Crescent Stream, McMurdo Dry Valleys, Antarctica

   Hirst, Catherine[UCL] Opfergelt, Sophie[UCL] Gaspard, François[UCL] Hendry, Katharine R. Hatton, Jade E. Welch, Susan McKnight, Diane M. Berry Lyons, W. (2020) Frontiers in Earth Science — Vol. 8 (2020), p. article 229 (2020)
9. • Speech

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   Tracing controls on iron export from high latitude peat soils

   Opfergelt, Sophie[UCL] (2018) POLAR 2018 — Davos, Switzerland
10. • Journal article

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    Seasonal changes in hydrology and permafrost degradation control mineral element-bound DOC transport from permafrost soils to streams

    Hirst, Catherine[UCL] Mauclet, Elisabeth[UCL] Monhonval, Arthur[UCL] Tihon Emeline[UCL] Ledman Justin Schuur Edward A.G. Opfergelt, Sophie[UCL] (2022) Global Biogeochemical Cycles : an international journal of global change — Vol. 36, no. 2 (2022), p. 1-24 (2022)
11. • Journal article

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    Impacts of forest conversion and agriculture practices on water pathways in Southern Brazil

    Robinet, Jérémy Minella, Jean P. G. de Barros, Cláudia A. P. Schlesner, Alexandre Lücke, Andreas Ameijeiras Mariño, Yolanda[UCL] Opfergelt, Sophie[UCL] Vanderborght, Jan Govers, Gerard (2018) Hydrological Processes — Vol. 32, no.15, p. 2304-2317 (2018)
12. • Speech

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    Distribution of mineral constituents in Yedoma permafrost: implications for Yedoma formation and upon thawing

    Mauclet, Elisabeth[UCL] Opfergelt, Sophie[UCL] Monhonval, Arthur[UCL] Strauss Jens Grosse Guido Fuchs Matthias Schirrmeister Lutz (2018) 5th European Conference on Permafrost — Chamonix, France
13. • Journal article

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    Ge/Si ratios point to increased contribution from deeper mineral weathering to streams after forest conversion to cropland

    Ameijeiras Mariño, Yolanda[UCL] Opfergelt, Sophie[UCL] Derry Louis A. Robinet Jérémy Govers Gerard Minella Jean P.G. Delmelle, Pierre[UCL] (2018) Applied Geochemistry — Vol. 96, p. 24-34 (2018)
14. • Speech

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    Can we use Arctic rivers to detect permafrost thaw?

    Hirst, Catherine[UCL] Opfergelt, Sophie[UCL] (2021) ELI DAY 2021 — LLN - ONLINE ZOOM
15. • Journal article

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    Have land use and land cover change affected soil thickness and weathering degree in a subtropical region in Southern Brazil? Insights from applied mid-infrared spectroscopy

    Brosens, Liesa Robinet, Jérémy Pelckmans, Ignace Ameijeiras-Mariño, Yolanda[UCL] Govers, Gerard Opfergelt, Sophie[UCL] Minella, Jean P.G. Vanderborght, Jan (2021) CATENA — Vol. 207, p. 105698 (2021)
16. • Journal article

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    The lithium isotope response to the variable weathering of soils in Iceland

    Pogge von Strandmann, Philip A.E. Burton, Kevin W. Opfergelt, Sophie[UCL] Genson, Bianca Guicharnaud, Rannveig A. Gislason, Sigurður R. (2021) Geochimica et Cosmochimica Acta — Vol. 313, p. 55-73 (2021)
17. • Journal article

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    What is diatomite?

    Zahajská, Petra Opfergelt, Sophie[UCL] Fritz, Sherilyn C. Stadmark, Johanna Conley, Daniel J. (2020) Quaternary Research — Vol. 96, p. 48-52 (2020)
18. • Journal article

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    Ge and Si Isotope Behavior During Intense Tropical Weathering and Ecosystem Cycling

    Baronas, J. Jotautas West, A. Joshua Burton, Kevin W. Hammond, Douglas E. Opfergelt, Sophie[UCL] Pogge von Strandmann, Philip A. E. James, Rachael H. Rouxel, Olivier J. (2020) Global Biogeochemical Cycles — Vol. 34, no. 8 (2020), p. e2019GB006522 (1-25) (2020)
19. • Journal article

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    Hydrothermal and Cold Spring Water and Primary Productivity Effects on Magnesium Isotopes: Lake Myvatn, Iceland

    Pogge von Strandmann, Philip A. E. Burton, Kevin W. Opfergelt, Sophie[UCL] Eiríksdóttir, Eydís S. Murphy, Melissa J. Einarsson, Arni Gislason, Sigurdur R. (2020) Frontiers in Earth Science — Vol. 8, p. article 109 (2020)
20. • Speech

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    Influence of thawing permafrost on soil-plant mineral element transfer: Case study in Interior Alaska

    Mauclet, Elisabeth[UCL] Opfergelt, Sophie[UCL] Hirst, Catherine[UCL] Monhonval, Arthur[UCL] Debruxelles Laurentine[UCL] Ledman Justin Taylor Meghan Schuiur A.G. (2020) AGU FALL MEETING — ONLINE everywhere
21. • Speech

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    Characterization of dissolved and particulate organic matter exported during late summer from a glacio-nival river, Zackenberg, Greenland

    Fouche Julien Hirst, Catherine[UCL] Opfergelt, Sophie[UCL] Vonk Jorien Bonneville Steeve Haghipour Negar Eglinton Timothy Broder Lisa (2020) EGU General Assembly 2020 — Virtual
22. • Speech

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    Impact of modern thermokarst on mineral element release: case study in Cape Bounty, Canada

    Thomas, Maxime[UCL] Opfergelt, Sophie[UCL] Monhonval, Arthur[UCL] Bemelmans, Nathan[UCL] Lafreniere Melissa Heslop Joanne Fouché Julien Rochereau Thomas (2019) Artic Week — Paris, France
23. • Speech

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    Influence of Holocene thermokarst activities on mineral element content in Yedoma deposits

    Monhonval, Arthur[UCL] Opfergelt, Sophie[UCL] Mauclet, Elisabeth[UCL] Hirst, Catherine[UCL] Strauss Jens Grosse Guido Schirmeister Lutz Kuhry Peter (2019) Artic Week — Paris, France
24. • Speech

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    WeThaw: Mineral Weathering in Thawing Permafrost

    Opfergelt, Sophie[UCL] Hirst, Catherine[UCL] Mauclet, Elisabeth[UCL] Monhonval, Arthur[UCL] Thomas, Maxime[UCL] Dailly, Hélène[UCL] (2019) Artic Week — Paris, France
25. • Journal article

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    Silicon Isotopic Composition of Dry and Wet-Based Glaciers in Antarctica

    Hatton, Jade E. Hendry, Katharine R. Hirst, Catherine[UCL] Opfergelt, Sophie[UCL] Henkel, Susann Silva-Busso, Adrián Welch, Susan A. Wadham, Jemma L. Lyons, W. Berry Bagshaw, Elizabeth Staubwasser, Michael McKnight, Diane M. (2020) Frontiers in Earth Science — Vol. 8, p. 286 (2020)

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