- Otten, C., Dassler, B., Teitz, S., Iannotta, J., Eichinger, F., Seibt, A., Kuhn, D., and Würdemann, H. (2021): Interactions between the calcium scaling inhibitor NC47.1 B, geothermal fluids, and microorganisms – results of in situ monitoring in the Bavarian Molasse Basin (Germany) and accompanying laboratory experiments, Adv. Geosci., 54, 217–227, DOI: https://doi.org/10.5194/adgeo-54-217-2021.
- Westphal, A., Eichinger, F., Eichinger, L., Würdemann, H. (2019): Change in the microbial community of saline geothermal fluids amended with a scaling inhibitor: effects of heat extraction and nitrate dosage. - Extremophiles, 23, 3, pp. 283-304. DOI: http://doi.org/10.1007/s00792-019-01080-0
- Kabuth, A., Dahmke, A., Beyer, C., Bilke, L., Dethlefsen, F., Dietrich, P., Duttmann, R., Ebert, M., Feeser, V., G?rke, U., K?ber, R., Rabbel, W., Schanz, T., Sch?fer, D., Würdemann, H., Bauer, S. (2017): Energy storage in the geological subsurface: dimensioning, risk analysis and spatial planning: the ANGUS+ project. - Environmental Earth Sciences, 76, 23. DOI: http://doi.org/10.1007/s12665-016-6319-5
- Kasina, M., Bock, S., Würdemann, H., Pudlo, D., Picard, A., Lichtschlag, A., M?rz, C., Wagenknecht, L., Wehrmann, L. M., Vogt, C., Meister, P. (2017): Mineralogical and geochemical analysis of Fe-phases in drill-cores from the Triassic Stuttgart Formation at Ketzin CO2 storage site before CO2 arrival. - Environmental Earth Sciences, 76, 161. DOI: http://doi.org/10.1007/s12665-017-6460-9
- Kleyb?cker, A., Lienen, T., Kasina, M., Westphal, A., Teitz, S., Eichinger, F., Seibt, A., Wolfgramm, M., Würdemann, H. (2017): Effects of heat shocks on biofilm formation and the influence on corrosion and scaling in a geothermal plant in the North German Basin. - Energy Procedia, 125, pp. 268-272. DOI: http://doi.org/10.1016/j.egypro.2017.08.173
- Lienen, T., Lüders, K., Halm, H., Westphal, A., K?ber, R., Würdemann, H. (2017): Effects of thermal energy storage on shallow aerobic aquifer systems: temporary increase in abundance and activity of sulfate-reducing and sulfur-oxidizing bacteria. - Environmental Earth Sciences, 76, 261. DOI: http://doi.org/10.1007/s12665-017-6575-z
- Pellizzari, L., Lienen, T., Kasina, M., Würdemann, H. (2017): Influence of drill mud on the microbial communities of sandstone rocks and well fluids at the Ketzin pilot site for CO2 storage. - Environmental Earth Sciences, 76, 77. DOI: http://doi.org/10.1007/s12665-016-6381-z
- Westphal, A., Kleyb?cker, A., Jesu?ek, A., Lienen, T., K?ber, R., Würdemann, H. (2017): Aquifer heat storage: abundance and diversity of the microbial community with acetate at increased temperatures. - Environmental Earth Sciences, 76, 66. DOI: http://doi.org/10.1007/s12665-016-6356-0
- Pellizzari, L., Morozova, D., Neumann, D., Kasina, M., Klapperer, S., Zettlitzer, M., Würdemann, H. (2016): Comparison of the microbial community composition of pristine rock cores and technical influenced well fluids from the Ketzin pilot site for CO2 storage. - Environmental Earth Sciences, 75, 1323. DOI: http://doi.org/10.1007/s12665-016-6111-6
- Westphal, A., Lerm, S., Miethling-Graff, R., Seibt, A., Wolfgramm, M., Würdemann, H. (2016): Effects of plant downtime on the microbial community composition in the highly saline brine of a geothermal plant in the North German Basin. - Applied Microbiology and Biotechnology, 100, 7, pp. 3277-3290. DOI: http://doi.org/10.1007/s00253-015-7181-1
- Würdemann, H., Westphal, A., Kleyb?cker, A., Miethling-Graff, R., Teitz, S., Kasina, M., Seibt, A., Wolfgramm, M., Eichinger, F., Lerm, S. (2016): St?rungen des Betriebs geothermischer Anlagen durch mikrobielle Stoffwechselprozesse und Erfolg von Gegenma?nahmen. - Grundwasser, 21, 2, pp. 93-106.DOI: http://doi.org/10.1007/s00767-016-0324-1
- Henkel, S., Pudlo, D., Werner, L., Enzmann, F., Reitenbach, V., Albrecht, D., Würdemann, H., Heister, K., Ganzer, L., Gaupp, R. (2014): Mineral Reactions in the Geological Underground Induced by H2 and CO2 Injections. - Energy Procedia, 63, pp. 8026-8035. DOI: http://doi.org/10.1016/j.egypro.2014.11.839
- Kasina, M., Morozova, D., Michalik, M., Pudlo, D., Würdemann, H. (2014): Impact of Gas Storage on Reservoir Rocks – Long-Term Study to Investigate the Effects on Mineral Content and Fluid Chemistry. - Energy Procedia, 59, pp. 418-424. DOI: http://doi.org/10.1016/j.egypro.2014.10.397
- Kleyb?cker, A., Lienen, T., Liebrich, M., Kasina, M., Kraume, M., Würdemann, H. (2014): Application of an early warning indicator and CaO to maximize the time–space-yield of a completely mixed waste digester using rape seed oil as co-substrate. - Waste Management, 34, 3, pp. 661-668. DOI: http://doi.org/10.1016/j.wasman.2013.11.011
- Lienen, T., Kleyb?cker, A., Verstraete, W., Würdemann, H. (2014): Moderate temperature increase leads to disintegration of floating sludge and lower abundance of the filamentous bacterium Microthrix parvicella in anaerobic digesters. - Water Research, 65, pp. 203-212. DOI: http://doi.org/10.1016/j.watres.2014.07.019
- Lienen, T., Kleyb?cker, A., Verstraete, W., Würdemann, H. (2014): Foam formation in a downstream digester of a cascade running full-scale biogas plant: Influence of fat, oil and grease addition and abundance of the filamentous bacterium Microthrix parvicella. - Bioresource Technology, 153, pp. 1-7. DOI: http://doi.org/10.1016/j.biortech.2013.11.017
- Würdemann, H., Westphal, A., Lerm, S., Kleyb?cker, A., Teitz, S., Kasina, M., Miethling-Graff, R., Seibt, A., Wolfgramm, M. (2014): Influence of microbial processes on the operational reliability in a geothermal heat store – Results of long-term monitoring at a full scale plant and first studies in a bypass system. - Energy Procedia, 59, pp. 412-417. DOI: http://doi.org/10.1016/j.egypro.2014.10.396
- Bauer, S., Beyer, C., Dethlefsen, F., Dietrich, P., Duttmann, R., Ebert, M., Feeser, V., G?rke, U., K?ber, R., Würdemann, H., Dahmke, A. (2013): Impacts of the use of the geological subsurface for energy storage: an investigation concept.. - Environmental Earth Sciences, 70, 8, pp. 3935-3943. DOI: http://doi.org/10.1007/s12665-013-2883-0
- Lerm, S., Westphal, A., Miethling-Graff, R., Alawi, M., Seibt, A., Wolfgramm, M., Würdemann, H. (2013): Thermal effects on microbial composition and microbiologically induced corrosion and mineral precipitation affecting operation of a geothermal plant in a deep saline aquifer. - Extremophiles, 17, 2, pp. 311-327. DOI: http://doi.org/10.1007/s00792-013-0518-8
- Morozova, D., Let, D., Würdemann, H. (2013): Analysis of the Microbial Community from a Saline Aquifer Prior to CO2 Injection in Ketzin Using Improved Fluorescence in situ Hybridisation Method. - Energy Procedia, 40, pp. 276-284. DOI: http://doi.org/10.1016/j.egypro.2013.08.032
- Pellizzari, L., Neumann, D., Alawi, M., Voigt, D., Norden, B., Würdemann, H. (2013): The use of tracers to assess drill-mud penetration depth into sandstone cores during deep drilling: method development and application. - Environmental Earth Sciences, 70, 8, pp. 3727-3738. DOI: http://doi.org/10.1007/s12665-013-2715-2
- Kleyb?cker, A., Liebrich, M., Kasina, M., Kraume, M., Wittmaier, M., Würdemann, H. (2012): Comparison of different procedures to stabilize biogas formation after process failure in a thermophilic waste digestion system: Influence of aggregate formation on process stability. - Waste Management, 32, 6, pp. 1122-1130. DOI: http://doi.org/10.1016/j.wasman.2012.01.015
- Kleyb?cker, A., Liebrich, M., Verstraete, W., Kraume, M., Würdemann, H. (2012): Early warning indicators for process failure due to organic overloading by rapeseed oil in one-stage continuously stirred tank reactor, sewage sludge and waste digesters. - Bioresource Technology, 123, pp. 534-541. DOI: http://doi.org/10.1016/j.biortech.2012.07.089
- Lerm, S., Kleyb?cker, A., Miethling-Graff, R., Alawi, M., Kasina, M., Liebrich, M., Würdemann, H. (2012): Archaeal community composition affects the function of anaerobic codigesters in response to organic overload. - Waste Management, 32, 3, pp. 389-399. DOI: http://doi.org/10.1016/j.wasman.2011.11.013
- Alawi, M., Lerm, S., Vetter, A., Wolfgramm, M., Seibt, A., Würdemann, H. (2011): Diversity of sulfate-reducing bacteria in a plant using deep geothermal energy. - Grundwasser, 16, 2, pp. 105-112.DOI: http://doi.org/10.1007/s00767-011-0164-y
- Lerm, S., Alawi, M., Miething-Graff, R., Wolfgramm, M., Rauppach, K., Seibt, A., Würdemann, H. (2011): Influence of microbial processes on the operation of a cold store in a shallow aquifer: impact on well injectivity and filter lifetime. - Grundwasser, 16, 2, pp. 93-104. DOI: http://doi.org/10.1007/s00767-011-0165-x
- Martens, S., Liebscher, A., M?ller, F., Würdemann, H., Schilling, F., Kühn, M., Ketzin Group, . (2011): Progress report on the first European on-shore CO2 storage site at Ketzin (Germany) - Second year of injection.. - Energy Procedia, 4, pp. 3246-3253. DOI: http://doi.org/10.1016/j.egypro.2011.02.243
- Morozova, D., Alawi, M., Shaheed, M., Krüger, M., Kock, D., Würdemann, H. (2011): The influence of microbial activity on rock fluid interaction: baseline characterization of deep microbial biosphere for Enhanced Gas Recovery in the Altmark natural gas reservoir. - Energy Procedia, 4, pp. 4633-4640. DOI: http://doi.org/10.1016/j.egypro.2011.02.423
- Morozova, D., Zettlitzer, M., Let, D., Würdemann, H., CO2SINK Group, . (2011): Monitoring of the microbial community composition in deep subsurface saline aquifers during CO2 storage in Ketzin, Germany. - Energy Procedia, 4, pp. 4362-4370. DOI: http://doi.org/10.1016/j.egypro.2011.02.388
- Wandrey, M., Fischer, S., Zemke, K., Liebscher, A., Scherf, A., Vieth-Hillebrand, A., Zettlitzer, M., Würdemann, H. (2011): Monitoring petrophysical, mineralogical, geochemical and microbiological effects of CO2 exposure - Results of long-term experiments under in situ condition. - Energy Procedia, 4, pp. 3644-3650. DOI: http://doi.org/10.1016/j.egypro.2011.02.295
- Wandrey, M., Pellizzari, L., Zettlitzer, M., Würdemann, H. (2011): Microbial community and inorganic fluid analysis during CO2 storage within the frame of CO2SINK-Long-term experiments under in situ conditions. - Energy Procedia, 4, pp. 3651-3657. DOI: http://doi.org/10.1016/j.egypro.2011.02.296
- Würdemann, H., Blum, P. (2011): Oberfl?chennahe Geothermie: Regelungsbedarf zur Berücksichtigung ?kologischer and technischer Aspekte?. - Grundwasser, 16, 2, pp. 67-68. DOI: http://doi.org/10.1007/s00767-011-0167-8
- Morozova, D., Wandrey, M., Alawi, M., Zimmer, M., Vieth-Hillebrand [Vieth], A., Zettlitzer, M., Würdemann, H. (2010): Monitoring of the microbial community composition of the saline aquifers during CO2 storage by fluorescence in situ hybridisation. - International Journal of Greenhouse Gas Control, 4, 6, pp. 981-989. DOI: http://doi.org/10.1016/j.ijggc.2009.11.014
- Myrttinen, A., Becker, V., van Geldern, R., Würdemann, H., Morozova, D., Taubald, H., Blum, P., Barth, J. A. C. (2010): Carbon and oxygen isotope indications for CO2 behaviour after injection: First results from the Ketzin site (Germany). - International Journal of Greenhouse Gas Control, 4, 6, pp. 1000-1006. DOI: http://doi.org/10.1016/j.ijggc.2010.02.005
- Wandrey, M., Morozova, D., Zettlitzer, M., Würdemann, H., CO2SINK Group, . (2010): Assessing drilling mud and technical fluid contamination in rock core and brine samples intended for microbiological monitoring at the CO2 storage site in Ketzin using fluorescent dye tracers. - International Journal of Greenhouse Gas Control, 4, 6, pp. 972-980.
- DOI: http://doi.org/10.1016/j.ijggc.2010.05.012
- Wiese, B., B?hner, J., Enachescu, C., Würdemann, H., Zimmermann, G. (2010): Hydraulic characterisation of the Stuttgart formation at the pilot test site for CO2 storage, Ketzin, Germany. - International Journal of Greenhouse Gas Control, 4, 6, pp. 960-971. DOI: http://doi.org/10.1016/j.ijggc.2010.06.013
- Würdemann, H., M?ller, F., Kühn, M., Heidug, W., Christensen, N. P., Borm, G., Schilling, F. R. (2010): CO2SINK-From site characterisation and risk assessment to monitoring and verification: One year of operational experience with the field laboratory for CO2 storage at Ketzin, Germany. - International Journal of Greenhouse Gas Control, 4, 6, pp. 938-951. DOI: http://doi.org/10.1016/j.ijggc.2010.08.010
- Zettlitzer, M., M?ller, F., Morozova, D., Lokay, P., Würdemann, H. (2010): Re-establishment of the proper injectivity of the CO2-injection well Ktzi 201 in Ketzin, Germany. - International Journal of Greenhouse Gas Control, 4, 6, pp. 952-959. DOI: http://doi.org/10.1016/j.ijggc.2010.05.006
- Giese, R., Henninges, J., Lüth, S., Morozowa, D., Schmidt-Hattenberger, C., Würdemann, H., Zimmer, M., Cosma, C., Juhlin, C., CO2SINK Group, . (2009): Monitoring at the CO2SINK site: A concept integrating geophysics, geochemistry, and microbiology. - Energy Procedia, 1, 1, pp. 2251-2259. DOI: http://doi.org/10.1016/j.egypro.2009.01.293
- Schilling, F. R., Borm, G., Würdemann, H., M?ller, F., Kühn, M., CO2SINK Group, . (2009): Status Report on the First European on-shore CO2 Storage Site at Ketzin (Germany). - Energy Procedia, 1, 1, pp. 2029-2035. DOI: http://doi.org/10.1016/j.egypro.2009.01.264
- Würdemann, H., Spie?, A., Teitz, S., Bieberstein, A. (2003): Optimierung der biologischen Abbauleistung von BTEX und MKW in situ durch Kombination von Air Sparging und Nitratinfiltration. - Geotechnik : Organ der Deutschen Gesellschaft für Geotechnik, 26, 3.
- Kühn, M., Barth, J. A. C., Baumann, G., Becker, V., Bock, M., Buske, S., Fritschen, R., Giese, R., Gro?, C., Henninges, J., Houpt, L., Kock, D., Krüger, M., Morozova, D., Myrttinen, A., Würdemann, H. (2013): Reservoir and Cap Rock Monitoring. - In: Kühn, M., Münch, U.(Eds.), CLEAN. CO2 Large-Scale Enhanced Gas Recovery in the Altmark Natural Gas Field, (Geotechnologien science report ; 19 ; Advanced Technologies in Earth Sciences), Springer, pp. 99-130. DOI: http://doi.org/10.1007/978-3-642-31677-7_5
- Pudlo, D., Ganzer, L., Henkel, S., Kühn, M., Liebscher, A., De Lucia, M., Panfilov, M., Pilz, P., Reitenbach, V., Albrecht, D., Würdemann, H., Gaupp, R. (2013): The H2STORE Project: Hydrogen Underground Storage - A Feasible Way in Storing Electrical Power in Geological Media?. - In: Hou, M. Z., Xie, H., Were, P.(Eds.), Clean Energy Systems in the Subsurface: Production, Storage and Conversion ; Proceedings of the 3rd Sino-German Conference 'Underground Storage of CO2 and Energy', Goslar, Germany, 21-23 May 2013, (Springer Series in Geomechanics and Geoengineering), Springer, pp. 395-412. DOI: http://doi.org/10.1007/978-3-642-37849-2_31
- Würdemann, H., Kleyb?cker, A., Liebrich, M., Lienen, T., Lerm, S. (2011): Erkennen und Beheben von Prozessst?rungen in Biogasanlagen. - In: Bilitewski, B.(Ed.), 8. Biogastagung Dresden : Tagungsband ; [Biogas aus Abf?llen und Reststoffen, 28. - 29. September 2011 in Dresden], (Beitr?ge zu Abfallwirtschaft, Altlasten ; Bd. 81), Eigenverl. des Forums für Abfallwirtschaft und Altlasten e.V..
- Hoth, N., Würdemann, H. (2009): Biogeochemische Wechselwirkungen - langfristige mikrobielle Umwandlung des gespeicherten CO2. - In: Stroink, L., Gerling, J. P., Kühn, M., Schilling, F. R.(Eds.), Die dauerhafte geologische Speicherung von CO2 in Deutschland : aktuelle Forschungsergebnisse und Perspektiven, (Geotechnologien science report ; 14), Koordinierungsbüro Geotechnologien, pp. 58-65.
- Würdemann, H., Kühn, M., M?ller, F., Borm, G., Schilling, F. R., CO2SINK Group, . (2009): CO2SINK – erstes europ?isches Untertagelabor zur geologischen Speicherung von CO2. - In: Stroink, L., Gerling, J. P., Kühn, M., Schilling, F. R.(Eds.), Die dauerhafte geologische Speicherung von CO2 in Deutschland : aktuelle Forschungsergebnisse und Perspektiven, (Geotechnologien science report ; 14), Koordinierungsbüro GEOTECHNOLOGIEN, pp. 104-111.
- Wittmaier, M., W?ltje, M., Kleyb?cker, A., Würdemann, H. (2006): Trockenfermentation versus Nassfermentation.. - In: Bilitewski, B.(Ed.), Anaerobe biologische Abfallbehandlung – Entwicklungen, Nutzen und Risiken der Biogastechnologie ; Tagungsband zur 5. Fachtagung am 27./28. September 2006, (Beitr?ge zu Abfallwirtschaft, Altlasten ; 46), Forum für Abfallwirtschaft und Altlasten e.V., pp. 49-62.
- Kleyb?cker, A., Würdemann, H. (2008): Verfahren zur Prozesssteuerung von Biogasanlagen.
- 2003 Award for Young Academics in Interdisciplinary Environmental Research of the Volkswagen Foundation (Nachwuchsf?rderung der VolkswagenStiftung)
- 2001 Grant of the "Margarete von Wrangell-Habilitationsprogramm", sponsored by the state of Baden-Wuerttemberg (Germany)
- 1991 Award of Lower Saxony for outstanding exam results