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Publications

Journal papers

  • De Schepper G, Therrien R, Refsgaard JC, Hansen A (2015) Simulating coupled surface and subsurface water flow in a tile-drained agricultural catchment. Journal of Hydrology, 521, 374-388. Abstract or full paper.  
  • Høyer AS, Jørgensen F, Foged N, He X, Christiansen AV (2015) Three-dimensional geological modelling of AEM data - a comparison of three methods. Journal of Applied Geophysics, 115, 65-78. Abstract or full paper.
  • Marker PA, Foged N, He X, Christiansen AV, Refsgaard JC, Auken E, Bauer-Gottwein P (2015) Groundwater model hydrostratigraphy from airborne electromagnetic data and lithological borehole logs. Hydrology and Earth System Sciences Discussion, 12, 1555-1598. Abstract or full paper.  
  • Auken E, Christiansen AV, Kirkegaard C, Fiandaca G, Schamper C, Behroozmand AA, Binley A, Nielsen E, Effersø F, Christensen NB, Sørensen K, Foged N, Vignoli G 2014. An overview of highly versatile forward and stable inverse algorithm for airborne, ground-based and borehole electromagnetic and electric data. Exploration Geophysics. Abstract or full paper.
  • Dalgaard E, Christiansen P, Larsen JJ, Auken E 2014. A temporal and spatial analysis of anthropogenic noise sources affecting SNMR. Journal of Applied Geophysics 110, 34-42. Abstract or full paper.  
  • Hansen AL, Christensen BSB, Ernstsen V, He X, Refsgaard JC 2014. A concept for estimating depth of the redox interface for catchment-scale nitrate modelling in a till area in Denmark. Hydrogeology Journal, 22 (7), 1639-1655. Abstract or full paper.
  • Hansen AL, Gunderman D, He X, Refsgaard JC 2014. Uncertainty assessment of spatially distributed nitrate reduction potential in groundwater using multiple geological realizations. Journal of Hydrology, 519 (A), 225-237. Abstract or full paper.
  • He X, Koch J, Sonnenborg TO, Jørgensen F, Schamper C, Refsgaard JC 2014. Transition probability based stochastic geological modeling using airborne geophysical data and borehole data. Water Resources Research, 50 (4), 3147-3169, WR014594. Abstract or full paper.  
  • Koch J, He X, Jensen KH, Refsgaard JC 2014. Challenges in conditioning a stochastic geological model of a heterogeneous glacial aquifer to a comprehensive soft data set. Hydrology and Earth System Sciences, 18, 2907-2923. Abstract or full paper..   
  • Refsgaard JC, Auken E, Bamberg CA, Christensen BSB, Clausen T, Dalgaard E, Effersø F, Ernstsen V, Gertz F, Hansen AL, He X, Jacobsen B, Jensen KH, Jørgensen F, Jørgensen LF, Koch J, Nilsson B, Petersen C, De Schepper G, Schamper C, Sørensen K, Therrien R, Thirup C, Viezzoli A 2014. Nitrate reduction in geologically heterogeneous catchments – a framework for assessing the scale of predictive capability of hydrological models. Science for the Total Environment, 468-469, 1278-1288. Abstract or full paper.
  • Schamper C, Auken E, Sørensen KI 2014. Coil response inversion for very early time modeling of helicopter-borne time-domain EM data and mapping of near-surface geological layers. Geophysical Prospecting 62(3), 658-674. Abstract or full paper.  
  • Schamper C, Jørgensen F, Auken E, Effersø F 2014. Assessment of near-surface mapping capabilities by airborne transient electromagnetic data - An extensive comparison to conventional boreholde data. Geophysics 79, B187-B199. Abstract or full paper.  
  • Hansen AL, Refsgaard JC, Christensen BSB, Jensen KH 2013. Importance of including small-scale tile drain discharge in the calibration of a coupled groundwater-surface water catchment model. Water Resources Research 49, 585-603. Abstract or full paper.
  • Larsen JJ, Dalgaard E, Auken E 2013. Noise cancelling of MRS signals combining model-based removal of powerline harmonics and multichannel Wiener filtering. Geophyscial Journal International 196 (2), 828-836. Abstract or full paper.  
  • Behroozmand AA, Dalgaard E, Christiansen AV, Auken E 2013. A comprehensive study of the parameter determination in a joint MRS and TEM data analysis scheme. Near Surface Geophysics 11 (5), 557-567. Abstract or full paper.  
  • Klint KES, Nilsson B, Troldborg L, Jakobsen PR 2013. A poly morphological landform approach for hydrogeological applications in heterogeneous glacial sediments.Hydrogeology Journal 21, 1247-1264. Abstract or full paper.
  • Dalgaard E, Auken E, Larsen JJ 2012. Adaptive noise cancelling of multichannel magnetic resonance sounding signals. Geophysical Journal International 191 (1), 88-100. Abstract or full paper.

PhD Theses

  • De Schepper G (2015) Simulating surface water and groundwater dynamics in tile-drained catchments. PhD Thesis. PhD thesis. Submitted 28th of August 2015 to Université Laval, Québec, Canada.
  • Hansen AL (2014) Spatially distributed nitrate reduction potential in the saturated zone in till areas. Challenges and uncertainty assessment. PhD thesis. Submitted 28th of May 2014 to the PhD school at the Faculty of Science at University of Copenhagen, Denmark.   
  • Dalgaard EB (2014) Development of Efficient Noise Cancellation Techniques for SNMR Data. Phd thesis. Submitted April 2014 to the Graduate School of Science and Technology at Aarhus University, Denmark.

Technical reports

Reports

  • Koch J 2013.  Geological Heterogeneity in the Norsminde Catchment - A Hydrogeological Perspective. Master´s thesis, Institute for Geosciences and Natural Resource Management, University of Copenhagen.
  • HydroGeophysics Group, Aarhus University, 2012. SkyTEM survey Norsminde & Lillebæk. NiCA project 2011. The report can be downloaded from the HydroGeophysics Group´s webpage. SkyTEM report (331 MB). 
  • Hansen AL 2010. Modelling of flow and nitrate tranport from root zone to stream system in Lillebæk catchment (LOOP4), Denmark. Master's thesis, Department of Geography and Geology, University of Copenhagen.  

Posters 

  • Hansen AL, Christensen BSB, Ernstsen V, He X, Refsgaard JC 2014. A concept for estimating depth of the redox interface for catchment-scale nitrate modelling in a till area in Denmark. EGU Vienna, Austria. April 2014. Poster (0.6 MB).
  • De Schepper G, Therrien T, Refsgaard JC 2013. Modeling water flow in a tile drainage network in glacial clayey tills in an agricultural catchment. AGU Fall Meeting, San Francisco, USA. December 2013. Poster (1 MB)
  • Ernstsen V 2013. Weathering processes in clayey sediments - on local to catchment scale. EGU, Vienna, Austria, April 2013. Poster (2 MB)
  • He X, Refsgaard JC, Koch J, Jørgensen F, Schamper C 2013. Asessing simulation uncertainty of hydrological models using stochastic geological models generated with air borne geophysical data. EGU, Vienna, Austria, April 2013. Poster (0.5 MB)
  • Koch J, He X, Refsgaard JC, Jensen KH 2013. Stochastic simulation of a heterogeneous glacial structure using transition probabilities and Markov models (TProGS). EGU, Vienna, Austria, April 2013. Poster (1MB)
  • De Schepper G, Therrien R, Refsgaard JC 2012. Influence of tile drainage on groundwater flow and nitrate transport in heterogeneous geological materials. AGU Fall Meeting, San Francisco, USA. December 2012. Poster (2 MB)
  • De Schepper G, Therrien R, Refsgaard JC 2012. Influence of tile drainage on groundwater flow and nitrate transport in heterogeneous geological materials. 39th IAH 2012 Congress, Niagara Falls, Ontario, Canada. September 2012. Poster  (0.6 MB) 
  • Schamper C, Auken E, Sørensen KI 2012. A new processing system for very early time SkyTEM101 data. ASEG, Brisbane, Australia, 26-29 February 2012.  Poster (3.4 MB)
  • Hansen AL, Jensen KH, Refsgaard JC, Christensen BSB 2011. Importance of including small-scale tile drain discharge in the calibration of a catchment scale nitrate model. AGU fall meeting, December 2011. Poster (0.6 MB) 

Abstracts

  • De Schepper G, Therrien T, Refsgaard JC 2013. Modeling water flow in a tile drainage network in glacial clayey tills in an agricultural catchment. AGU Fall Meeting, San Francisco, USA. December 2013. Abstract.
  • Ernstsen V 2013. Weathering processes in clayey sediments - on local to catchment scale. EGU, Vienna, Austria, April 2013. Abstract.  
  • He X, Refsgaard JC, Koch J, Jørgensen F, Schamper C 2013. Asessing simulation uncertainty of hydrological models using stochastic geological models generated with air borne geophysical data. EGU, Vienna, Austria, April 2013. Abstract.  
  • Koch J, He X, Refsgaard JC, Jensen KH 2013. Uncertainties caused by the geological structure in hydrogeological modeling: Stochastic simulation of a heterogeneous glacial structure with emphazise on stationarity issues and the incorporation of borehole- and geophysical data. EGU, Vienna, Austria, April 2013. Abstract  
  • Hansen AL, Ernstsen V, Refsgaard JC, Therrien R, He X, Jensen KH 2013. What controls the depth to the redox-interface? 3rd International HydroGeoSphere User Conference, Neuchâtel, Switzerland. April 2013. Abstract.
  • De Schepper G, Therrien R, Refsgaard JC 2012. Influence of tile drainage on groundwater flow and nitrate transport in heterogeneous geological materials. AGU Fall Meeting, San Francisco, USA. December 2012. Abstract.  
  • De Schepper G, Therrien R, Refsgaard JC 2012. Influence of tile drainage on groundwater flow and nitrate transport in heterogeneous geological materials. 39th IAH 2012 Congress, Niagara Falls, Ontario, Canada. September 2012. Abstract.
  • Hansen AL, Jensen KH, Refsgaard JC, Christensen BSB 2011. Importance of including small-scale tile drain discharge in the calibration of a catchment scale nitrate model. AGU fall meeting, San Fransisco, California, US, December 2011. Abstract.
  • Dalgaard E, Auken E, Larsen JJ 2011. Noise cancellation of multichannel magnetic resonance sounding measurements with Wiener and adaptive filters. EAGE-Near Surface - the 17th European Meeting of Environmental and Engineering Geophysics. Leicester, UK, September 2011. Abstract. 
  • Hansen AL 2011. Modelling of water and nitrate transport on catchment scale - Outline of an intercomparison study of MIKE SHE and HydroGeoSphere in preparation. 2nd International HydroGeoSpere User Conference, Hannover, Germany. April 2011. Abstract.     

Presentations

  • A concept for estimating depths to the redox interface for catchment scale nitrate modelling in a till area. Presentation by Anne L. Hansen at the 8th Annual Meeting of Danish Water Research and Innovation Platform. Copenhagen, Denmark, January 2014.
  • Modeling of a tile drainage Network in glacial clayey tills. Presentation by Guillaume De Schepper at GeoMontreal 2013. Montreal, Canada, September-October 2013.
  • Optimized distribution of SNMR pulse moments and stacking strategy. Presentation by Esben Dalgaard at the 19th European Meeting on Magnetic Resonance. Hannover, Germany, September 2013. 
  • What controls the depth to the redox-interface? Presentation by Anne L. Hansen at the 3rd International HydroGeoSphere User Conference. Neuchâtel, Switzerland, April 2013.   
  • Numerical modeling of a field scale tile drainage Network. Presentation by Guillaume De Schepper at  the 3rd International HydroGeoSphere User Conference. Neuchâtel, Switzerland, April 2013.  
  • Optimized distribution of SNMR pulse moments and field efficiency evaluated using a model uncertainty analysis. Presentation by Esben Dalgaard at Symposium on the Application of Geophysics to Engineering and Environmental Problems, SAGEEP. Denver, US, March 2013.
  • Mini-SkyTEM: a new airborne transient EM system for near-surface aquifer mapping. Presentation by Cyril Schamper at the Near Surface annual meeting – Remote Sensing Workshop. Paris, France, September 2012
  • A new concept for identifying a scale of potential predictive capability of spatially distributed models. Presentation by Jens Christian Refsgaard at the HydroPredict 2012 Conference. Vienna, Austria, September 2012.
  • Optimized Wiener filtering with the Numis Poly system. Presentation by Esben Dalgaard at the 5th International Meeting on Magnetic Resonance. Hannover, Germany, September 2012.
  • Mapping nitrate reduction from field to streams. Presentation by Flemming Gertz at the 10th European IFSA Symposium; Producing and Reproducing Farming Systems; New modes of organisation for sustainable food systems of tomorrow. Aarhus, Denmark, July 2012.
  • Modelling of water and nitrate transport on catchment scale - Outline of an intercomparison study of MIKE SHE and HydroGeoSphere in preparation. Presentation by Anne L. Hansen at the 2nd International HydroGeoSphere User Conference. Hannover, Germany, April 2011.
  • Nitrate reduction in a groundwater dominated catchment - how good are our models? Presentation by Jens Christian Refsgaard at: Towards Sustainable Groundwater in Agriculture: An international Conference Linking Science and Policy. San Francisco, US, June 2010.
 

Popular dissemiation

  • New helicopter technology could save farmers millions - article by Rune Wriedt Larsen at Science Nordic.com

 

More popular dissemination - in Danish only  
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