Potential assessment of critical raw materials from European geothermal fluids
Spitzmüller, L.; Flores Salinas, A.; Goldberg, V.; Grimmer, J. C.; Villablanca-Ahues, R.; Nitschke, F.
2026. Geothermics, 141, Art.Nr: 103770. doi:10.1016/j.geothermics.2026.103770 

Granitic/rhyolitic and sedimentary reservoir rocks of the Upper Rhine Graben – trace element mobility during fluid-rock interaction
Drüppel, K.; Stober, I.; Schuller, L.; Grimmer, J. C.; Mertz-Kraus, R.
2026. Geothermics, 138, 103643. doi:10.1016/j.geothermics.2026.103643

Spectral decomposition reveals Hidden Fluvial channels: Implications for geothermal potential in the Karlsruhe Area, Upper Rhine Graben, Germany
Tolba, A. T.; Bauer, F.; Grimmer, J. C.; Dashti, A.; Kohl, T.
2026. Journal of applied geophysics, 250, Article no: 106266. doi:10.1016/j.jappgeo.2026.106266 

Origin and development of the geothermal fluids of the Baden-Baden area (SW-Germany): implications for geothermal systems of granitic reservoirs
Stober, I.; Grimmer, J. C.; Kraml, M.
2025. Swiss Journal of Geosciences, 118 (1), Article no: 8. doi:10.1186/s00015-025-00480-z 

Development of Intra‐Rift Basins During Stress Field Change in the Central Upper Rhine Graben (SW Germany)
Bauer, F.; Grimmer, J. C.; Houpt, L.; Hertweck, T.; Schill, E.
2025. Tectonics, 44 (4), e2024TC008721. doi:10.1029/2024TC008721 

Developing meshing workflows in Gmsh v4.11 for the geologic uncertainty assessment of high-temperature aquifer thermal energy storage
Dashti, A.; Grimmer, J. C.; Geuzaine, C.; Bauer, F.; Kohl, T.
2024. Geoscientific Model Development, 17 (8), 3467–3485. doi:10.5194/gmd-17-3467-2024 

The Muschelkalk aquifer of the Molasse basin in SW-Germany: implications on the origin and development of highly saline lithium-rich brines in calcareous hydrothermal reservoirs
Stober, I.; Grimmer, J.; Kraml, M.
2023. Geothermal Energy, 11, Article no: 27. doi:10.1186/s40517-023-00270-6 

Two distinct age groups of melilitites, foidites, and basanites from the southern Central European Volcanic Province reflect lithospheric heterogeneity
Binder, T.; Marks, M. A. W.; Gerdes, A.; Walter, B. F.; Grimmer, J.; Beranoaguirre, A.; Wenzel, T.; Markl, G.
2022. International Journal of Earth Sciences, 112 (3), 881–905. doi:10.1007/s00531-022-02278-y 

Geochemical Changes Associated with High-Temperature Heat Storage at Intermediate Depth: Thermodynamic Equilibrium Models for the DeepStor Site in the Upper Rhine Graben, Germany
Banks, J.; Poulette, S.; Grimmer, J.; Bauer, F.; Schill, E.
2021. Energies, 14 (19), 6089. doi:10.3390/en14196089 

Selective Silica Removal in Geothermal Fluids : Implications for Applications for Geothermal Power Plant Operation and Mineral Extraction
Spitzmüller, L.; Goldberg, V.; Held, S.; Grimmer, J. C.; Winter, D.; Genovese, M.; Koschikowski, J.; Kohl, T.
2021. Geothermics, 95, Art.-Nr. 102141. doi:10.1016/j.geothermics.2021.102141 

The Potential of Depleted Oil Reservoirs for High-Temperature Storage Systems
Stricker, K.; Grimmer, J. C.; Egert, R.; Bremer, J.; Gholami Korzani, M.; Schill, E.; Kohl, T.
2020. Energies, 13 (24), Art.-Nr.: 6510. doi:10.3390/en13246510 

Experimental alteration of granitic rocks: Implications for the evolution of geothermal brines in the Upper Rhine Graben, Germany
Drüppel, K.; Stober, I.; Grimmer, J. C.; Mertz-Kraus, R.
2020. Geothermics, 88, Art.-Nr.: 101903. doi:10.1016/j.geothermics.2020.101903

Magnetic fabric development in the Lower Seve thrust from the COSC-1 drilling, Swedish Caledonides
Merz, L.; Almqvist, B. S. G.; Grimmer, J. C.; Kontny, A.
2019. Tectonophysics, 751, 212–228. doi:10.1016/j.tecto.2018.12.018

Magnetic fabric constraints for syn-magmatic doming of the laccolithic Brocken granite pluton (Harz Mountains, northern Germany)
Zundel, M.; Friedel, C.-H.; Grimmer, J. C.
2019. International journal of earth sciences, 108 (3), 799–816. doi:10.1007/s00531-019-01679-w

Comparison of different digital elevation models and satellite imagery for lineament analysis: Implications for identification and spatial arrangement of fault zones in crystalline basement rocks of the southern Black Forest (Germany)
Meixner, J.; Grimmer, J. C.; Becker, A.; Schill, E.; Kohl, T.
2018. Journal of structural geology, 108, 256–268. doi:10.1016/j.jsg.2017.11.006

The Late Variscan control on the location and asymmetry of the Upper Rhine Graben
Grimmer, J. C.; Ritter, J. R. R.; Eisbacher, G. H.; Fielitz, W.
2017. International Journal of Earth Sciences, 106 (3), 827–853. doi:10.1007/s00531-016-1336-x

Structural control of geothermal reservoirs in extensional tectonic settings: An example from the Upper Rhine Graben
Meixner, J.; Schill, E.; Grimmer, J. C.; Gaucher, E.; Kohl, T.; Klingler, P.
2016. Journal of structural geology, 82, 1–15. doi:10.1016/j.jsg.2015.11.003

Criteria and geological setting for the generic geothermal underground research laboratory, GEOLAB
Schill, E.; Meixner, J.; Meller, C.; Grimm, M.; Grimmer, J. C.; Stober, I.; Kohl, T.
2016. Geothermal Energy, 4 (1), 4:7. doi:10.1186/s40517-016-0049-5 

Early- to mid-Silurian extrusion wedge tectonics in the central Scandinavian Caledonides
Grimmer, J. C.; Glodny, J.; Drueppel, K.; Greiling, R.; Kontny, A.
2015. Geology, 43 (4), 347–350. doi:10.1130/G36433.1

Traces of the Transscandinavian Igneous Belt in the central Scandinavian Caledonides: U-Pb zircon dating and geochemistry of crystalline basement rocks in the Middle Allochthon
Grimmer, J. C.; Hellström, F. A.; Greiling, R. O.
2015. GFF online, 138 (2), 320–335. doi:10.1080/11035897.2015.1063537

Tracing the Transhimalayan magmatic belt and the Lhasa block towards south by zircon U-Pb, Lu-Hf isotopic and geochemical data: Cretaceous - Cenozoic granitoids in the Tengchong block, Yunnan, China
Xuexiang, Q.; Luhua, Z.; Grimmer, J. C.; Hu, Z.
2014. Journal of Asian earth sciences, (7). doi:10.1016/j.jseaes.2014.07.019

Serpentinites and low-K island arc meta-volcanic rocks in the Lower Köli Nappe of the central Scandinavian Caledonides: Late Cambrian - early Ordovician serpentinite mud volcanoes in a forearc basin?
Grimmer, J. C.; Greiling, R. O.
2012. Tectonophysics, 541-543, 19–30. doi:10.1016/j.tecto.2012.03.014

Magnetic fabric development in a highly anisotropic magnetite-bearing ductile shear zone (Seve Nappe Complex, Scandinavian Caledonides)
Kontny, A.; Engelmann, R.; Grimmer, J. C.; Greiling, R. O.; Hirt, A.
2012. International Journal of Earth Sciences, 101 (3), 671–692. doi:10.1007/s00531-011-0713-8

The Ammarnäs Complex in the central Scandinavian Caledonides: An allochthonous basin fragment in the foreland of the Sveconorwegian orogen?
Grimmer, J. C.; Greiling, R. O.; Gerdes, A.
2011. Terra Nova, 23 (4), 270–279. doi:10.1111/j.1365-3121.2011.01009.x

Köli Nappes in the north-central Swedish Caledonides - new views on stratigraphy and structural evolution
Greiling, R. O.; Grimmer, J. C.
2007. GFF online, 129 (2), 141–153. doi:10.1080/11035890701292141

Mesoproterozoic dyke swarms in foreland and nappes of the central Scandinavian Caledonides: structure, magnetic fabric, and geochemistry
Greiling, R. O.; Grimmer, J. C.; Wall, H. de; Björk, L.
2007. Geological magazine, 144 (3), 525–546. doi:10.1017/S0016756807003299

From Oil Field to Geothermal Battery: Derisking the DeepStor HT-ATES Project via Advanced Seismic Attributes and Machine Learning
Tolba, A. T.; Garipi, X.; Grimmer, J. C.; Rudolph, B.; Kohl, T.
2026, October 22. Der Geothermiekongress (DGK 2026), Potsdam, Germany, October 20–22, 2026

Integrated Seismic Imaging and Borehole Correlation Reveal the Subsurface Architecture of the GeoLaB Crystalline Geothermal Research Site
Tolba, A. T.; Grimmer, J.; Kohl, T.; Rudolph, B.; Lueth, S.; Deon, F.; Pierdominici, S.; Sass, I.
2026, September 29. European Geothermal Workshop (2026), Darmstadt, Germany, September 29–October 1, 2026

First identification of fluvial channels by advanced spectral decomposition in Chattian syn-rift successions of the central Upper Rhine Graben: Implications for subsurface energy storage
Tolba, A. T.; Bauer, F.; Grimmer, J. C.; Dashti, A.; Kohl, T.
2025. EGU General Assembly 2025, 10539, Copernicus. doi:10.5194/egusphere-egu25-10539 

Thermal-hydraulic-mechanical (THM) modeling of high-temperature heat storage using DeepStor as a case study
Stricker, K.; Egert, R.; Grimmer, J. C.; Gholami Korzani, M.; Schill, E.; Kohl, T.
2022. European Geothermal Congress (EGC) : Berlin, Germany, 17-21 October 2022 : proceedings, Bundesverband Geothermie 

Thermal-hydraulic-mechanical (THM) modeling of high-temperature heat storage using DeepStor as a case study
Stricker, K. R.; Egert, R.; Grimmer, J. C.; Gholami Korzani, M.; Schill, E.; Kohl, T.
2022, October 20. European Geothermal Congress (EGC 2022), Berlin, Germany, October 17–21, 2022

Structural development and heat storage potentials in the east-central Upper Rhine Graben (SW Germany): Constraints from 3D-seismic and borehole data
Bauer, F.; Grimmer, J. C.; Steiner, U.; Gudelius, D.; Houpt, L.; Hertweck, T.; Schill, E.
2022. EGU General Assembly 2022, Copernicus. doi:10.5194/egusphere-egu22-5134 

THM modeling of former hydrocarbon reservoirs for high-temperature heat storage
Stricker, K. R.; Grimmer, J.; Egert, R.; Bremer, J.; Gholami Korzani, M.; Schill, E.; Kohl, T.
2021, December 3. Joint EAGE/BVG/FKPE Workshop Hydro- Thermal- Mechanical Modelling (THM) and Ground Truth (2021), Online, December 3, 2021

Thermisch-Hydraulisch-Mechanische (THM) Modellierung von Hochtemperatur-Wärmespeicherung am Fallbeispiel DeepStor
Stricker, K. R.; Egert, R.; Grimmer, J. C.; Gholami Korzani, M.; Bauer, F.; Schill, E.; Kohl, T.
2021, December 1. Der Geothermiekongress (DGK 2021), Essen, Germany, November 30–December 2, 2021

Numerische und chemische Modellierung der Speicherstrukturen im tiefen Tertiär / Numerical and chemical modeling of the deep tertiary reservoir structures
Stricker, K. R.; Grimmer, J.; Egert, R.; Bremer, J.; Gholami Korzani, M.; Schill, E.; Kohl, T.
2021, June 25. GeoTHERM - expo & congress (2021), Offenburg, Germany, June 24–25, 2021

Utilization of Former Hydrocarbon Reservoirs for High-temperature Heat Storage
Stricker, K. R.; Grimmer, J. C.; Egert, R.; Bremer, J.; Gholamikorzani, M.; Schill, E.; Kohl, T.
2021, April 21. DGMK/ÖGEW Frühjahrstagung "Shaping the Energy Transitionwith Upstream and Storage Technologies" (2021), Online, April 21, 2021

The potential of high-temperature storage systems in depleted oil reservoirs in the Upper Rhine Graben
Stricker, K. R.; Grimmer, J.; Egert, R.; Bremer, J.; Gholami Korzani, M.; Schill, E.; Kohl, T.
2020, November 16. 1st Geoscience & Engineering in Energy Transition Conference (GET 2020), Online, November 16–18, 2020

Wärmespeicherung in ehemaligen Kohlenwasserstofflagerstätten des Oberrheingrabens
Stricker, K. R.; Grimmer, J.; Egert, R.; Bremer, J.; Gholami Korzani, M.; Schill, E.; Kohl, T.
2020, November 11. Der digital Geothermiekongress (DGK 2020), Essen, Germany, November 9–13, 2020

Entwicklung eines elementspezifischen Fällungsprozesses zur Reduktion der Siliziumdioxidkonzentration aus geothermalen Wässern
Spitzmüller, L.; Goldberg, V.; Held, S.; Grimmer, J. C.; Winter, D.; Koschikowski, J.; Kohl, T.
2020, November 11. Der digital Geothermiekongress (DGK 2020), Essen, Germany, November 9–13, 2020

Removal of Silica from geothermal water by addition of Ca(OH)2
Spitzmüller, L.; Goldberg, V.; Held, S.; Grimmer, J. C.; Winter, D.; Koschikowski, J.; Kohl, T.
2020, November 5. Student Technical Congress - German Section (STC 2020), Online, November 4–6, 2020

Potential für Wärmespeicherung in ehemaligen Kohlenwasserstofflagerstätten des Oberrheingrabens
Stricker, K. R.; Grimmer, J.; Egert, R.; Bremer, J.; Gholami Korzani, M.; Schill, E.; Kohl, T.
2020, October 28. 25. Dresdner Fernwärme-Kolloquium (2020), Online, October 27–28, 2020

Heat storage in depleted hydrocarbon reservoirs of the Upper Rhine Graben
Stricker, K. R.; Grimmer, J.; Egert, R.; Bremer, J.; Gholami Korzani, M.; Schill, E.; Kohl, T.
2020, October 8. 8th European Geothermal Workshop (EGW 2020), Online, October 7–8, 2020

Utilization of abandoned hydrocarbon reservoirs for deep geothermal heat storage
Stricker, K. R.; Grimmer, J.; Meixner, J.; Dashti, A.; Egert, R.; Gholamikorzani, M.; Schaetzler, K.; Schill, E.; Kohl, T.
2020, May 5. European Geosciences Union General Assembly (EGU 2020), Online, May 4–8, 2020. doi:10.5194/egusphere-egu2020-20723 

Utilization of Abandoned Hydrocarbon Reservoirs for Deep Geothermal Heat Storage
Stricker, K. R.; Grimmer, J.; Meixner, J.; Dashti, A.; Egert, R.; Gholamikorzani, M.; Schätzler, K.; Schill, E.; Kohl, T.
2020. Upstream oil & gas talks climate and the energy transition : DGMK/ÖGEW-Frühjahrstagung, 75–84, Deutsche Wissenschaftliche Gesellschaft für Erdöl, Erdgas und Kohle e.V. (DGMK)

Origin of lithium in deep brines of SW-Germany : first results
Grimmer, J. C.; Drüppel, K.; Stober, I.
2016. European Geothermal Congress (EGC 2016), Strasbourg, France, September 19–26, 2016