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Dr. Maren Kahl

Adress:	Institute of Earth Sciences Ruprecht-Karls-Universität Heidelberg Im Neuenheimer Feld 236 D-69120 Heidelberg
Room:	402
Phone: Fax:	+49 6221 54-6021 +49 6221 54-4805 (secretariat)
E-mail:	maren.kahl@geow.uni-heidelberg.de

 

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Research interests and projects

 

• Spatio-temporal evolution of crystal-mush horizons in the Icelandic crust - A case study of the northern segment of the Bárðarbunga volcanic system (DFG Projekt Ka 3532/2-1)
   
• Magma mobilisation and transfer timescales in the Icelandic crust (Orkurannsóknasjóður Landsvirkjun NÝR-18 – 2018)
   
• MagmaTag - Tracking magma through space and time in the Icelandic crust (Rannís postdoctoral fellowship grant 152726-051)
   
• Using the chemical stratigraphy in magmatic crystals to track the evolutionary history of a dynamic magma plumbing system (DFG research stipend  Ka 3532/1-1)

 

 

Academic career and professional employment

 

Since 07/2019	Heidelberg University, Researcher (temporary contract)
2016-2019	University of Iceland, Rannís postdoctoral research fellow
2014-2016	Ludwig-Maximilians-Universität München, Researcher (temporary contract)
05-07/2014	The University of Leeds, Reserve instrument manager, electron micro-beam facility
2012-2014	The University of Leeds, DFG postdoctoral research fellow
2011-2012	Ruhr-Universität Bochum, Researcher (temporary contract)
2011	Ruhr-Universität Bochum, doctoral studies (Dr. rer. nat.)
2005	Heidelberg University, Diplom, Mineralogy

 

 

Stipendien / Auszeichnungen

 

2015	Rannís postdoctoral research fellowship
2012	DFG research stipend

 

Media outreach

 

• Interview with Science Magazine, November 17, 2016 ‘Smudged volcanic crystals offer clues to past eruptions’ (http://www.sciencemag.org/news/2016/11/smudged-volcanic-crystals-offer-clues-past-eruptions)

• Interview with Eos, February 2023, ‘Crystals Track Magma Movement Beneath Iceland’ (https://eos.org/articles/crystals-track-magma-movement-beneath-iceland)

 

Invited talks

 

• 2022 - Seminar talk at Albert-Ludwigs-Universität Freiburg, Germany, December, 2022

• 2022 - Keynote talk at Goldschmidt 2022, Hawaii, USA

• 2022 - Seminar talk at Friedrich-Schiller-Universität Jena, Germany, July, 2022

• 2021 - Seminar talk at Universität zu Köln, Germany, December, 2021

• 2021 - Seminar talk at ‘A seminar series on diffusion modelling to determine timescales of processes (Diffusion Chronometry)', online event by Ruhr-Universität Bochum, Germany

• 2019 - Keynote talk at GeoMünster 2019, Annual meeting of the DGGV and DMG, Münster, Germany, September, 2019

• 2019 - Speaker at Goldschmidt 2019, Barcelona, Spain, August, 2019

• 2019 - Seminar talk at Universität Heidelberg, Germany, January, 2019

• 2018 - Lecturer at DMG (Deutsche Mineralogische Gesellschaft) Diffusion short course, Ruhr-Universität Bochum, Germany, October, 2018

• 2017 - Seminar talk at Universität Göttingen, Germany, January, 2017

• 2016 - Speaker at EGU (European Geosciences Union) General Assembly 2016, Vienna, Austria, April, 2016

• 2016 - Seminar talk at Universität Erlangen, Germany, January, 2016

• 2015 - Lecturer at DMG (Deutsche Mineralogische Gesellschaft) Diffusion short course, Ruhr-Universität Bochum, Germany, August, 2015

• 2014 - Seminar talk at ETH Zurich, Switzerland, June, 2014

• 2012 - Seminar talk at David A. Johnston Cascades Volcano Observatory – USGS, Vancouver WA, USA, June, 2012

• 2012 - Speaker at DMG (Deutsche Mineralogische Gesellschaft) & MSA (Mineralogical Society of America) Diffusion short course, Ruhr-Universität Bochum, Germany, October, 2012

• 2012 - Keynote talk at AGU (American Geophysical Union) Fall Meeting 2012, San Francisco CA, USA, December, 2012

• 2008 - Speaker at AGU (American Geophysical Union) Fall Meeting 2008, San Francisco CA, USA, December, 2008

• 2007 - Seminar talk at Istituto Nazionale di Geofisica e Vulcanologia – Sezione di Palermo, Italy, May, 2007

 

Publications

 

 

Kahl, M., Morgan, D.J., Thornber, C., Walshaw, R., Lynn, K.J., Trusdell, F.A. (2023). Dynamics of magma mixing and magma mobilisation beneath Mauna Loa – insights from the 1950 AD Southwest Rift Zone eruption. Bulletin of Volcanology, 85:75. https://doi.org/10.1007/s00445-023-01680-x 

 

Caracciolo, A., Bali, E., Halldórsson, S.A., Guðfinnsson, G.H., Kahl, M., Þórðardóttir, I., Pálmadóttir, G.L., Silvestri, V. (2023). Magma plumbing architectures and timescales of magmatic processes during historical magmatism on the Reykjanes Peninsula, Iceland. In revision with Earth and Planetary Science Letters, 621, 118378. https://doi.org/10.1016/j.epsl.2023.118378 

 

 

Kahl, M., Mutch, E. J. F., Maclennan, J., Morgan, D. J., et al. (2022). Deep magma mobilization years before the 2021 CE Fagradalsfjall eruption, Iceland. Geology, https://doi.org/10.1130/G50340.1.

 

Couperthwaite, F. K., Morgan, D. J., Harvey, J. H., Kahl, M. (2022). Correlating tephra and related lava flow of the Hapaimamo eruption at Mauna Loa, Hawaii, with existing magma storage and transport models. Journal of Volcanology and Geothermal Research, 432, 107690, https://doi.org/10.1016/j.jvolgeores.2022.107690.

 

Caracciolo, A., Halldórsson, S. A., Bali, E., Marshall, E. W., Guðfinnsson, G. H., Kahl, M., Hartley, M. E., Barnes, J. D., Jeon, H., Whitehouse, M. J. (2022). A continuously assimilating multi-level plumbing system: δ¹⁸O evidences from Iceland. Geology, 50, 7, 796-800, https://doi.org/10.1130/G49874.1.

 

 

Van der Meer, Q. H. A, Bali, E., Guðfinnsson, G. H., Kahl, M. & Rasmussen, M. B. (2021). Warm and slightly reduced mantle under the off-rift Snæfellsnes Volcanic Zone, Iceland. Journal of Petrology, 62, 12, https://doi.org/10.1093/petrology/egab057.

 

Kahl, M., Bali, E., Guðfinnsson, G. H., Neave, D. A., Ubide, T., Van Der Meer, Q. A. H., Matthews, S. (2021). Conditions and dynamics of magma storage in the Snæfellsnes volcanic zone (SNVZ), Western Iceland: insights from the Búðahraun and Berserkjahraun eruptions. Journal of Petrology, 62, 9, egab054, https://doi.org/10.1093/petrology/egab054.

 

Lloyd, G. E., Lee, A. L., Kahl, M. (2021). A practical method to determine the five-parameter orientation of intragranular boundaries in polycrystals. Tectonophysics, 814, 228955, https://doi.org/10.1016/j.tecto.2021.228955.

 

Caracciolo, A., Kahl, M., Bali, E., Guðfinnsson, G. H., Halldórsson, S. A. and Hartley, M. E. (2021). Timescales of crystal mush mobilization in the Bárðarbunga-Veiðivötn volcanic system based on olivine diffusion chronometry. Americal Mineralogist, 106, 1083-1096, https://doi.org/10.2138/am-2021-767.

 

 

Caracciolo, A., Bali, E., Guðfinnsson, G. H., Kahl, M., Halldórsson, S. A., Hartley, M. E. and Gunnarsson, H. (2020). Temporal evolution of magma and crystal mush storage conditions in the Bárðarbunga-Veiðivötn volcanic system, Iceland. Lithos, 352–353, 105234, https://doi.org/10.1016/j.lithos.2019.105234.

 

Magee, R., Ubide, T. and Kahl, M. (2020). The Lead-up to Mount Etna’s Most Destructive Historic Eruption (1669). Cryptic Recharge Recorded in Clinopyroxene. Journal of Petrology, 61, 1, https://doi.org/10.1093/petrology/egaa025.

 

 

Nikkola, P., Bali, E., Kahl, M., van der Meer, Q. H. A., Rämö, O. T., Guðfinnsson, G. H. and Thordarson, T. (2019). Mid-crustal storage and crystallization of Eyjafjallajökull ankaramites, South Iceland. Jökull, 69, p. 77-96.

 

Neave, D. A., Bali, E., Guðfinnsson, G. H., Halldórsson, S. A., Kahl, M., Schmidt, A.-S. and Holtz, F. (2019). Clinopyroxene–liquid equilibria and geothermobarometry in natural and experimental tholeiites: the 2014–2015 Holuhraun eruption, Iceland. Journal of Petrology, 60, 8, http://doi.org./10.1093/petrology/egz042.

 

 

Kahl, M., Viccaro, M., Ubide, T., Morgan, D. J. & Dingwell, D. B. (2017). A branched magma feeder system during the 1669 eruption of Mt. Etna: evidence from a time-integrated study of zoned olivine phenocryst populations. Journal of Petrology, 58, 3, 443-472,  https://doi.org/10.1093/petrology/egx022.

 

 

Kahl, M., Chakraborty, S., Pompilio & Costa, F. (2015). Constraints on the nature and evolution of the magma plumbing system beneath Mt. Etna (1991-2008) from a combined thermodynamic and kinetic modelling of the compositional record of minerals. Journal of Petrology, 56, 10, 2025-2068.

 

 

Kahl, M., Chakraborty, S., Costa, F., Pompilio, M., Liuzzo, M. & Viccaro, M. (2013). Compositionally zoned crystals and real-time degassing data reveal changes in magma transfer dynamics during the 2006 summit eruptive episodes of Mt. Etna. Bulletin of Volcanology, 75, 692, http://dx.doi.org/10.1007/s00445-013-0692-7.

 

 

Kahl, M., Chakraborty, S., Costa, F. & Pompilio, M. (2011). Dynamic plumbing system beneath volcanoes revealed by kinetic modelling, and the connection to monitoring data: An example from Mt. Etna. Earth and Planetary Science Letters, 308, 11-22, http://dx.doi.org./10.1016/j.epsl.2011.05.008.