.. _research_ref:

Research
=========

This page outlines the research achievements in form peer-reviewed journal articles and conference contributions. A full list is also available on `ResearchGate <https://www.researchgate.net/profile/Alexander-Juestel>`_.

.. collapse:: Peer-reviewed articles

    * **2025:**

        * **Jüstel, A.**, Ritzmann, O., Chudalla, N., Sachse, F., Wellmann, F. (2025). 3D structural and probabilistic modelling of geothermal reservoir horizons in the Northern Eifel and its foreland. Zeitschrift der Deutschen Gesellschaft für Geowissenschaften, https://doi.org/10.1127/zdgg/2025/0436.
        * **Jüstel, A.**, Ackermann, N., Kettermann, M., Ritzmann, O., Lehmann, C., Bussmann, G., Wellmann, F., Back, S., Kukla, P.A. (2025). New evidence from seismic data on the effect of Late Cretaceous deformation on geothermal systems in the Münsterland Cretaceous Basin, NW Germany, Zeitschrift der Deutschen Gesellschaft für Geowissenschaften, http://dx.doi.org/10.1127/zdgg/2025/0446.
        * Finger, C., Keil, S., Gotowik, A., **Jüstel, A.**, Brotzer, A. (2025). Mapping sediment depths using seismic arrays, rotational measurements, and spectral ratios, Acta Geophysica, https://doi.org/10.1007/s11600-025-01552-2.

    * **2024:**

        * **Jüstel, A.**, Sachse, F. (2024). PyHeatDemand - Processing Tool for Heat Demand Data. The Journal of Open Source Software, 9(95), 6275, http://dx.doi.org/10.21105/joss.06275.
        * Marquetto, L., **Jüstel, A.**, Troian, G.C., Reginato, P.A.R., Simoes, J.C. (2024). Developing a 3D hydrostratigraphical model of the emerged part of the Pelotas Basin along the northern coast of Rio Grande do Sul state, Brazil. Environmental Earth Sciences, 83, 329, https://doi.org/10.1007/s12665-024-11609-y.
        * **Jüstel, A.**, Humm, E., Herbst, E., Strozyk, F., Kukla, P.A., Bracke, R. (2024). Unveiling the Spatial Distribution of Heat Demand in North-West-Europe Compiled with National Heat Consumption Data. Energies, 17(2), 481, https://doi.org/10.3390/en17020481.

    * **2023:**

        * **Jüstel, A.**, de la Varga, M., Chudalla, N., Wagner, J.D., Back, S. & Wellmann, F. (2023): From Maps to Models - Tutorials for structural geological modeling using GemPy and GemGIS, Journal of Open Source Education, 6 (85), 185, http://dx.doi.org/10.21105/jose.00185.
        * **Jüstel, A.**, Knaub, O., Strozyk, F., Bussmann, G., Wellmann, F., & Kukla, P. (2023): Spatial distribution of Mesozoic deposits and their temperature ranges within the Weser-Wiehengebirge Syncline of the inverted Lower Saxony Basin, Minden area, Germany, Advances in Geosciences, 58, 121-134, https://doi.org/10.5194/adgeo-58-121-2023.

    * **2022:**

        * **Jüstel, A.**, A., Correira, A. E., Pischke, M., de la Varga, M., & Wellmann, F. (2022): GemGIS - Spatial Data Processing for Geomodeling, Journal of Open Source Software, 7(73), 3709, https://doi.org/10.21105/joss.03709.
        * Wellmann, F., Virgo, S., Escallon, D., de la Varga, M., **Jüstel, A.**, Wagner, F., Kowalski, J., Zhao, H., Fehling, R., & Chen, Q. (2022): Open AR-Sandbox: A haptic interface for geoscience education and outreach, Geosphere, 18(2), 732–749, https://doi.org/10.1130/GES02455.1.


.. collapse:: Conference contributions

    * **2024**

        * **Jüstel, A.**, Kettermann, M., Ritzmann, O. (2024). New evidence from seismic data on the effect of Late Cretaceous deformation on geothermal systems in the Münsterland Cretaceous Basin, NW Germany, European Geothermal Workshop.
        * Kettermann, M., Ritzmann, O., Grummel, L., **Jüstel, A.**, Wellmann, F. (2024). Ein Kluft-basiertes Konzept für mitteltiefe Geothermie in der Kreide des Norddeutschen Beckens in Weyhe, Niedersachsen, Der Geothermiekongress.
        * **Jüstel, A.**, Sachse, F., Reinsch, T., Becker, S., Mamonov, E., Salamon, M., Oswald, T. (2024).  Die Observations- und Erdwärmesondenbohrungen EB1 und EB2 auf dem Weisweiler Horst der Niederrheinischen Bucht am Standort des Kraftwerkes Weisweiler, Der Geothermiekongress.
        * Kettermann, M., Ritzmann, O., Niederau, J., **Jüstel, A.**, Wellmann, F. (2024). Risiko-diskontierte Wärmegestehungskosten (LCOH) für Tiefengeothermie als Werkzeug zur quantitativen Analyse an Beispielen im Niedersächsischen Becken, Norddeutsche Geothermietagung.
        * **Jüstel, A.**, Reinsch, T., Strozyk, F., Becker, S., Salamon, M., Mamonov, E., Oswald, T. (2024). The Seismic Observation and Deep Borehole Heat Exchanger drillings RWE EB1 and EB2, European Geothermal PhD Days.
        * **Jüstel, A.**, Jones, A., Grummel, L., Strozyk, F., Delzig, L., Richter, E., Gnodtke, D., Reinsch, T., Becker, S., Salamon, M. & Oswald, T. (2024): Die Observations- und Erdwärmesondenbohrungen RWE EB1 und EB2 auf dem Weisweiler Horst der Niederrheinischen Bucht, 29. Tagung der Fachsektion Hydrogeologie e. V. in der DGGV e. V..
        * Wellmann, F., von Harten, J., Niederau, J., **Jüstel, A.**, Koltzer, N. (2024). The Role of Probabilistic Geomodelling in Geothermal Resource Estimation, 49th Workshop on Geothermal Reservoir Engineering.

    * **2023:**

        * Ackermann, N., **Jüstel, A.**, Kettermann, M., Ritzmann, O., Lehmann, C., Bussmann, G., & Wellmann, F. (2023): Tektonische Strukturen und tiefengeothermische Systeme des Münsterländer Kreidebeckens, Der Geothermiekongress.
        * Ritzmann, O., Niederau, J., Kettermann, M., **Jüstel, A.**, Wellmann, F., & Strozyk, F. (2023): Geologische Risikoabschätzung in Geothermieprojekten in Greenfield-situationen, Der Geothermiekongress.
        * Kettermann, M., Ritzmann, O., **Jüstel, A.**, A., Leist, J., & Wellmann, F. (2023): Entwicklung eines geothermischen Portfolios für die Wärmeversorgung in Straelen, Der Geothermiekongress.
        * Wellmann, F., Ritzmann, O., Kettermann, M., Niederau, J., Aßhoff, K., **Jüstel, A.**, Strozyk, F., Reinsch, T., & Bracke, R. (2023): Green-field exploration strategy for derisking geothermal projects in the Aachen-Weisweiler area, Germany – The ”Field Scale Laboratory for Deep Geothermal Energy Rhineland” Project, GeoBerlin.
        * **Jüstel, A.**, Rubach, P., Morales, A., Kettermann, M., Ritzmann, O., & Wellmann, F. (2023): Structural setting for a geothermal system at the eastern boundary of the Roer Valley Rift system – A case study from the Viersen Fault Zone in the vicinity of Straelen, Germany, EGU General Assembly, http://dx.doi.org/10.5194/egusphere-egu23-11457.
        * Niederau, J., Ritzmann, O., **Jüstel, A.**, Wellmann, F., & Kettermann, M. (2023): Green field exploration in the Aachen-Weisweiler region, Germany: Constraints and concepts for uncertainty and risk assessment, 84th EAGE Annual Conference & Exhibition,, pp. 1–5, European Association of Geoscientists and Engineers, https://doi.org/10.3997/2214-4609.2023101048.
        * Ackermann, N., **Jüstel, A.**, Kettermann, M., Ritzmann, O., Bussmann, G., & Lehmann, C. (2023): Insights on structural deformation within the Münsterland, Germany, from legacy and newly acquired 2D seismic data for the development of conventional geothermal systems, EGU General Assembly, http://dx.doi.org/10.5194/egusphere-egu23-11331.

    * **2022:**
        * **Jüstel, A.**, Ritzmann, O., Strozyk, F., & Kukla, P. (2022): Interpretation of seismic reflection vintage lines from the Variscan Fold and Thrust Belt in the Aachen region, Germany: Implications for geothermal exploration, EGU General Assembly, http://dx.doi.org/10.5194/egusphere-egu22-9276.
        * Knaub, O., **Jüstel, A.**, Bussmann, G., Wellmann, F., & Kukla, P. (2022): Geothermal exploitation in the inverted part of the Lower Saxony Basin: A case study from the Minden area, EGU General Assembly, http://dx.doi.org/10.5194/egusphere-egu22-12492.
        * Slama, S., **Jüstel, A.**, A., Lippert, K., & Kukla, P. (2022): Characterizing fracture networks and petrophysical bulk properties of carbonates from the margin of the Münsterland Cretaceous Basin, NW Germany, from outcrops, virtual outcrop models and laboratory testing, EGU General Assembly, http://dx.doi.org/10.5194/egusphere-egu22-2503.

    * **2021:**

        * **Jüstel, A.**, Strozyk, F., & Wellmann, F. (2021): Increasing the knowledge base for Deep Geothermal Energy Exploration in the Aachen-Weisweiler area, Germany, through 3D probabilistic modeling with GemPy, GeoKarlsruhe, https://doi.org/10.48380/dggv-03fm-se22.
        * Herbst, E., Khashfe, E., **Jüstel, A.**, Strozyk, F., & Kukla, P. (2021): A Heat Demand Map of North-West Europe - its impact on supply areas and identification of potential production areas for deep geothermal energy production, GeoKarlsruhe, http://dx.doi.org/10.48380/dggv-j2wj-nk88.
        * Pischke, M., **Jüstel, A.**, A., Strozyk, F., Kukla, P., & Wellmann, F. (2021): Bias evaluated structural and probabilistic subsurface modelling: a case study of the Münsterland Basin, NW Germany, GeoKarlsruhe, http://dx.doi.org/10.48380/dggv-c68a-8822.
        * **Jüstel, A.**, Correia, A., Pischke, M., & Wellmann, F. (2021). GemGIS -GemPy Geographic: Open-Source Spatial Data Processing for Geological Modeling, EGU General Assembly, http://dx.doi.org/10.5194/egusphere-egu21-4613.
        * Wellmann, F., Virgo, S., Escallon, D., de la Varga, M., **Jüstel, A.**, Wagner, F., Kowalski, J., & Fehling, R. (2021). Open AR-Sandbox: a Haptic Interface for Geoscience Education and Outreach, EGU General Assembly, http://dx.doi.org/10.5194/egusphere-egu21-15031.
        * Chudalla, N., Wellmann, F., **Jüstel, A.**, & van Harten, J. (2021): Implicit geological modeling for the Einstein Telescope (Meuse-Rhine Euroregion), EGU General Assembly, http://dx.doi.org/10.5194/egusphere-egu21-15814.
        * Wellmann, F., de la Varga, M., & **Jüstel, A.** (2021) Open-source and open data: combining both worlds for optimised decision making in geological subsurface models, GeoKarlsruhe, http://dx.doi.org/10.48380/dggv-pamv-j654.

    * **2020:**

        * **Jüstel, A.**, Wellmann, Strozyk, F., & de la Varga, M. (2020): Increasing the knowledge base for Deep Geothermal Energy Exploration in the Aachen-Weisweiler area, Germany, through 3D probabilistic modeling with Gempy, GeoUtrecht, http://dx.doi.org/10.48380/dggv-z24r-1g21.
        * Wellmann, F., de la Varga, M., von Harten, J., Schaaf, A., Heim, E., Stamm, F., Lang, Z., Crummenerl, S., **Jüstel, A.**, & Güdük, N., (2020): Probabilistic Geomodeling: Recent Developments and Relationship to Reality, GeoUtrecht, http://dx.doi.org/10.48380/dggv-1zy8-7y78.

.. collapse:: Other contributions

    * **2023:**

        * Paitazoglou, R., Cremer, T., Hühnemeyer, M., Ignacy, R., **Jüstel, A.**, Kettermann, M., Leist, J., Rubach, P., & Ritzmann, O. (2023) Geothermische Wärmeversorgung für Unterglasbetriebe in Straelen, Euro Heat & Power, 6/2023, 26–32, https://publica.fraunhofer.de/entities/publication/f0e4d0e3-98e7-4b04-aae3-5b93be2161d8



|


Conferences
============

The following scientific conferences were attended in presence or virtually.

.. collapse:: 2024

    * 11/2024: `European Geothermal Workshop <https://www.uis.no/en/research/events/technology-and-natural-sciences/european-geothermal-workshop-2024/>`_ in Stavanger, Norway

        Contribution: Presentation

    * 10/2024: `The German Geothermal Congress <https://www.der-geothermiekongress.de/kongress/der-geothermiekongress>`_, Potsdam, Germany

        Contribution: Presentation

    * 04/2024: `European Geothermal PhD Days <https://www.egpd2024.com/>`_, in Utrecht, The Netherlands

        Contribution: Poster presentation

.. collapse:: 2023

    * 11/2023: `European Geothermal Workshop <https://egw2023.sites.uu.nl/>`_ in Utrecht, The Netherlands

        Contribution: Poster presentation

    * 10/2023: `The German Geothermal Congress <https://www.der-geothermiekongress.de/>`_ in Essen, Germany

        Contribution: Participation in the Science Bar Poster Competition

.. collapse:: 2022

    * 11/2022: `European Geothermal Congress <https://europeangeothermalcongress.eu/>`_ in Berlin, Germany

        Contribution: Poster presentation

    * 04/2022: `European Geoscience Union (EGU) General Assembly 2022 <https://www.egu22.eu/>`_ in Vienna, Austria

        Contribution: Presentation in the session `Exploration, utilization and monitoring of conventional and unconventional geothermal resources <https://meetingorganizer.copernicus.org/EGU22/session/43542>`_

    * 04/2022: `European Geothermal PhD Days 2022 <https://www.lih.rwth-aachen.de/cms/LIH/Der-Lehrstuhl/Aktuelle-Meldungen/~rxfue/News-EGPD-Easygo/?lidx=1>`_ in Aachen, Germany

        Contribution: Poster Presentation

.. collapse:: 2021

    * 09/2021: `GeoKarlsruhe 2021 <https://www.geokarlsruhe2021.de/>`_ in Karlsruhe, Germany

        Contribution: Presentation

    * 04/2021: `European Geoscience Union (EGU) General Assembly 2021 <https://www.egu21.eu/>`_ in Vienna, Austria

        Contribution: Presentation

.. collapse:: 2020

    * 08/2020: `GeoUtrecht 2020 <https://www.geoutrecht2020.org/>`_ in Utrecht, The Netherlands

        Contribution: Presentation

    * 09/2019: Society of Exploration Geophysicists Annual Meeting 2019 in San Antonio, TX, United States of America

        Contribution: Participation in the SEG Challenge Bowl World Finals

.. collapse:: 2019

    * 07/2019: `8th International Geosciences Student Conference 2019 <https://wiki.seg.org/wiki/8th_International_Geosciences_Student_Conference_2019_Uppsala,_Sweden>`_ in Uppsala, Sweden

        Contribution: Participation in the SEG Challenge Bowl Regional Classifiers and EAGE Student Quiz


