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Conference proceedings and presentations

On this page you can find proceedings from international conferences. For some proceedings the presentation from the conference is also availabe.

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

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Auken, E., Viezzoli, A., Christiansen, A. V., 2009, A single software for processing, inversion and presentation of AEM data of different systems: The Aarhus Workbench: ASEG, Adelaide, South Australia. Abstract (pdf).

Auken, E.,Christiansen, A.V., Viezzoli, A., Cahill, T., Fitzpatrick, A., Munday, Ti., Berens, V., 2009, Investigation on the groundwater resources of the south lake Eyre Peninsul, South Australia, determined from laterally constrained inversion of Tempest data: ASEG, Adelaide, South Australia. Abstract (pdf).

Auken, E., Foged, N., Christiansen, A. V., and Sørensen, K. I., 2007, Enhancing the resolution of the subsurface by joint inversion of x- and z-component SkyTEM data: ASEG, Perth, Western Australia. Abstract Presentation (pps- 10 Mb).

Auken, E., Westergaard, J. A., Christiansen, A. V., and Sørensen, K. I., 2007, Processing and inversion of SkyTEM data for high resolution hydrogeophysical surveys: ASEG, Perth, Western Australia. Abstract Presentation (pps- 23 Mb).

Auken, E., d'Ozouville, N., Violette, S., de Marsily, G., Deffontaines, B., Viezzoli, A., and Sørensen, K. I., 2007, An airborne hydrogeophysical study of San Christobal, Galapagos Islands: AGU spring meeting, Acapulco, Mexico.
Abstract (pdf). Presentation (pdf- 11 Mb). 3D amnimation San Christobal, (avi - 11 Mb)

Auken, E., Christiansen, A. V., and Sørensen, K. I., 2006, Why not x in airborne TEM: 12th European Meeting of Environmental and Engineering Geophyisics, Helsinki, Finland, EAGE Near Surface Division. Abstract (pdf - 0.8 Mb). Presentation (pdf- 1.8 Mb).

Auken, E., Christiansen, A. V., and Sørensen, K. I., 2006, Structural mapping of large watersheds: Copenhagen, XVI International Conference on Computational Methods in Water Resources. Abstract (pdf - 0.5 Mb). Presentation (pdf- 16 Mb).

Auken, E., Sørensen, K. I., and Christiansen, A. V., 2006, Structural mapping of large aquifer structures: SS-03, Watershed Geophysics, 19th Annual Symposium on the Application of Geophysics to Engineering and Environmental Problems (SAGEEP), Seattle, Washington DC, USA, EEGS. Abstract (pdf - 0.7 Mb). Presentation (pdf- 1.2 Mb).

Auken, E., Foged, N., Westergaard, J. A., Christiansen, A. V., and Sørensen, K. I., 2006, Processing, inversion, and management of SkyTEM data for groundwater investigations: AEM workshop, BGR Hannover, Germany. Abstract (pdf - 70 kb). Presentation (pps- 30 Mb)

Auken, E., Sørensen, K. I., and Christiansen, A. V., 2005, Structural aquifer mapping using transient electromagnetic methods: (1) introduction to transient EM - basics physics, sources of error and interpretation, (2) groundbased TEM and SkyTEM: Workshop. Hydrogeophysics - A tool for sustainable use of groundwater resources, 11th meeting of environmental and engineering geophysics, Palermo, Italy, EAGE, Near Surface division. Abstract (pdf - 0.2 Mb). Presentation (pps- 12 Mb)

Auken, E., Christiansen, A. V., Jacobsen, L., and Sørensen, K. I., 2004, Laterally Constrained 1D-Inversion of 3D TEM Data: Extended Abstracts Book, 10th meeting EEGS-NS, Utrecht, The Netherlands. Abstract (pdf - 0.8 Mb). Presentation (ppt - 3.6 Mb)

Auken, E., Halkjær, M., and Sørensen, K. I., 2004, SkyTEM - Data Processing and a Survey: Proceedings of SAGEEP 2004, Airborne Geophysics New Technology and Innovative Applications Session, SAGEEP 2004, Colorado Springs, EEGS. Abstract (pdf - 1.9 Mb). Presentation (pdf- 4.4 Mb)

Auken, E. and Sørensen, K. I., 2003, Large-scale TEM investigation for groundwater: Proceedings, ASEG, Australia 2003 Abstract (0.3 Mb). Presentation (2.3 Mb).

Auken, E., Foged, N, and Sørensen, K. I., 2002, Model recgonition by 1-D laterally constrained inversion of resistivity data: Proceedings - New Technologies and Research Trends Session, 8th meeting, Aveiro, Portugal, EEGS-ES. Abstract (0.3 Mb). Presentation (7.3 Mb).

Auken, E. and Sørensen, K., 2002, Location of buried valley structures by means of transient electromagnetic soundings: Geophysical research abstracts, Volume 4, 2002, 27th general assembly, Nice, France, SEG. Abstract (55 kb). Presentation (5.3 mb).

Auken, E., Pellerin, L., and Sørensen, K., 2001, Mutually Constrained Inversion (MCI) of Electrical and Electromagnetic Data: SEG San Antonio 2001, Technical Program Expanded Abstracts, San Antonio, USA, SEG. Abstract (0.1 Mb). Presentation (0.6 Mb).

Auken, E., Breiner, M., Nebel, L., Pellerin, L., Thomsen, P., and Sørensen, K. I., 2001, EMMA - Electromagnetic modeling and analysis: EEGS Birmingham Proceedings, Birmingham, U.K., EEGS, 114-115. Abstract (0.2 Mb). Presentation (0.6 Mb).

Auken, E., Sørensen, K. I., Danielsen, J. E., and Pellerin, L., 2001, Mutually constrained inversion (MCI) of electrical and electromagnetic data from Skaro, Denmark: EEGS Birmingham Proceedings, Birmingham, U.K., EEGS, 94-95. Abstract (0.15 Mb). Presentation (0.6 Mb).

Auken, E., Thomsen, P., and Sørensen, K., 2000, Lateral constrained inversion (LCI) of profile oriented data - the resistivity case: Proceedings of the 6th Meeting of the Environmental & Engineering Geophysical Society (European Section), Bochum, Germany, EEGS, EL06-EL06.
Abstract (0.3 Mb). Presentation (1.9 Mb).

Auken, E., Sørensen, K., Thomsen, P., and Effersø, F., 2000, Optimized model resolution using low pass filters in TDEM soundings: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Arlington, Virginia, EEGS, 477-484.
Abstract (0.4 Mb). Presentation (0.1 Mb).

Auken, E. and Sørensen, K., 1999, Laterally constrained inversion of densely measured profile oriented EM data in "soft" 3D sedimentary environments: Salt Lake City, Utah, 232-236. Abstract.pdf (39 kb). Presentation (1.5 Mb).

Auken, E., Effersø, F., and Sørensen, K. I., 1998, The effect of low pass filters in time domain electromagnetic soundings: Proceedings of the 4th Meeting of the Environmental and Engineering Geophysical Society (European Section), Barcelona, Spain, EEGS, 895-898. Abstract (0.3 Mb)

Auken, E., Hoversten, G. M., and Morrison, F., 1997, Study of configuration dependent resolution of 3-D buried conductors: Proceedings of the 3rd Meeting of the Environmental & Engineering Geophysical Society (European Section), Aarhus, Denmark, EEGS, 131-134. Abstract (pdf - 0.3 Mb)

Auken, E. and Hoversten, G. M., 1996, Resolution of 3D earth structures - detection and measurement configuration using different sources: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Keystone, USA, EEGS, 101-110. Abstract (0.9 Mb)

Auken, E., 1995, 1D time domain electromagnetic interpretations over 2D and 3D structures: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Orlando, USA, EEGS, 329-338. Abstract (pdf - 0.6 Mb)

Auken, E., Christensen, N. B., Sørensen, K. I., and Effersø, F., 1994, Large scale hydrogeological investigation in the Beder area - a case study: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Boston, Massachusetts, USA, EEGS, 615-628. Abstract (pdf - 1.3Mb).

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Christiansen, A. V., Auken, E., Andersen, H., and Sørensen, K. I., 2007, Preserving horizontality using topography-corrected laterally constrained inversion : Near Surface 2007, 13th European Meeting of Environmental and Engineering Geophysics, Istanbul, Turkey, EAGE. Abstract Presentation (pps- 10 Mb).

Christiansen, A. V., Auken, E., Sørensen, K. I., and Foged, N., 2006, Spatially Constrained Inversion of Area Covering Datasets: 12th European Meeting of Environmental and Engineering Geophyisics, Helsinki, Finland, EAGE Near Surface Division,
Abstract (pdf - 1.4 Mb). Presentation (pps- 4.1 Mb).

Christiansen, A. V., Auken, E., and Sørensen, K. I., 2006, From resistivity to clay thickness - An inversion approach: Copenhagen, XVI International Conference on Computational Methods in Water Resources, Abstract (pdf - 0.5 Mb). Presentation (pps- 4.5 Mb).

Christiansen, A. V., Auken, E., and Sørensen, K. I., 2006, From resistivity to clay thickness - An inversion approach: SS-03, Watershed Geophysics, 19th Annual Symposium on the Application of Geophysics to Engineering and Environmental Problems (SAGEEP), Seattle, Washington DC, USA, EEGS. Abstract (pdf - 0.6 Mb). Presentation (pps- 4.2 Mb).

Christiansen, A. V., Auken, E., Sørensen, K. I., Jørgensen, F., and Johnsen, R., 2005, From resistivity to geophysical clay thickness: Workshop. Hydrogeophysics - A tool for sustainable use of groundwater ressources, 11th meeting of environmental and engineering geophysics, Palermo, Italy, EAGE, Near Surface division. Abstract (pdf - 0.3 Mb). Presentation (pps- 1 Mb).

Christiansen, A. V., Auken, E., Sørensen, K. I., and Jørgensen, F. Fysisk lertykkelse estimeret ved brug af geostatistiske metoder - præsentation af konceptet og en kortlægning. 2005. ATV vintermøde om jord og grundvand, Vingstedcenteret, ATV - Jord og grundvand. Abstract (pdf - 0.2 Mb). Presentation (pps- 2.1 Mb)

Christiansen, A. V., Foged, N., Auken, E., and Sørensen, K. I., 2004, Integrated Inversion of CVES and TEM Data Using Lateral Constraints: Extended Abstracts Book, 10th meeting EEGS-NS, Utrecht, The Netherlands. Abstract (pdf - 0.4 Mb). Presentation (ppt- 2.0 Mb)

Christiansen, A. V and Auken, E., 2003, Optimizing the 2D Laterally Constrained Inversion (2D-LCI) Using a Quasi-Newton Method and 1D Derivatives: Proceedings - New Technologies and Research Trends Session, 9th meeting EEGS-ES, Prague, Czech Republic.
Abstract (pdf - 0.1 Mb). Presentation (pdf - 3.9 Mb).

Christiansen, A. V, Auken, E., Sørensen, K. I., and Smith, J. T, 2002, 2-D Laterally Constrained inversion (LCI) of resistivity data: Proceedings - New Technologies and Research Trends Session, 8th meeting, Aveiro, Portugal, EEGS-ES. Abstract (0.2 Mb). Presentation (7.0 Mb).

Christiansen, A. V and Christensen, N. B., 2001, Quantitative Interpretation and Analysis of airborne transient electromagnetic Data in Denmark: Proceedings - Electrical and Electromagnetic Methods Session (ELEM), Birmingham, England, EEGS, 122-123. Abstract (0.3 Mb)

Christensen, N. B., 2001, The Future of Electric and Electromagnetic Methods for Near-surface Investigations: Proceedings - Electrical and Electromagnetic Methods Session (ELEM), Birmingham, England, EEGS, 120-121. Abstract (0.2 Mb)

Christensen, N. B., Sørensen, K., Christiansen, A. V, Rasmussen, T. M., and Poulsen, L. H., 2000, The use of airborne electromagnetic systems for hydrogeological investigations: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Arlington, Virginia, EEGS, 73-82.

Christensen, N. B. and Sørensen, K. I., 1997, Integrated use of Electrical and Electromagnetic Methods for Mapping of Geological Variability: Grundvandsforskningen i Danmark 1992-96, København, Danmark, ATV-Komiteen vedrørende Grundvandsforurening, 1-14. Abstract (1.8 Mb)

Christensen, N. B. and Sørensen, K. I., 1996, Pulled Array Continuous Vertical Electrical Sounding (PA-CVES) with an Additional Inductive Source: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Keystone, Colorado, USA, EEGS, 1-10. Abstract (1.1 Mb)

Christensen, N. B., 1995, Imaging and inversion of transient electromagnetic soundings: Symposium on the application of geophysics to engineering and environmental problems (SAGEEP), Expanded abstract, Orlando, USA, EEGS, 1-4.

Christensen, N. B. and Sørensen, K. I., 1995, New strategies for surface and borehole electromagnetic methods in hydrogeophysical investigations: Proceedings of the 1st Meeting of the Environmental and Engineering Geophysical Society, European Section, Torino, Italy, EEGS, European Section, 356-359. Abstract (0.4 Mb)

Christensen, N. B. and Sørensen, K. I., 1994, Integrated use of electromagnetic methods for hydrogeological investigations: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Boston, Massachusetts, USA, EEGS, 163-176. Abstract (1.3 Mb)

Christensen, N. B. and Auken, E., 1992, Simultaneous electromagnetic layered model analysis: Proceedings of the interdisciplinary inversion workshop 1, Geoskrifter, 49-56. Abstract (0.3 Mb)

Christensen, N. B., 1992, On the importance of determining electrical anisotropy in hydrogeological investigations: Paris, Poster presented at the 54th meeting of the EAGE,

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Danielsen, J. E., Auken, E., and Sørensen, K. I., 2002, HMTEM - a high moment / high production TEM system: Proceedings, 8th meeting, ES, Aveiro, Portugal, EEGS-ES. Abstract (0.8 Mb). Presentation (2.4 mb).

Duch, P. M. and Sørensen, K. I., 1994, When is 1D 2D? Interpretation of geoelectrical sections: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Boston, Massachusetts, USA, EEGS, 967-976. Abstract (0.5 Mb)

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Effersø, F. and Jacobsen, B. H., 1997, Deconvolution of high density well logs: Symposium on the application of geophysics to engineering and environmental problems (SAGEEP), Expanded Abstract, Reno, USA, 205-212.

Effersø, F. and Sørensen, K. I., 1997, Small scale correlation between the electrical and the hydraulic conductivity: Proceeding of the 3rd Meeting of the Environmental and Engineering Geophysical Society, European Section, Aarhus, Denmark, EEGS, European Section, 119-122. Abstract (0.3 Mb)

Effersø, F. and Sørensen, K. I., 1996, A new approach to in situ determination of the hydraulic conductivity: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Keystone, Colorado, USA, EEGS, 1107-1114. Abstract (0.4 Mb)

Effersø, F., Jacobsen, B. H., and Sørensen, K. I., 1996, Deconvolution of single offset and multioffset electrical well logs: Proceedings of the interdisciplinary inversion workshop 4, Lyngby, Denmark, 3-9.

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Gronefeld, G. v., Tezkan, B., Auken, E., and Christiansen, A. V., 2005, First data of a new radiomagnetotelluric (RMT) device and a new inversion approach: 11th meeting of environmental and engineering geophysics, Palermo, Italy, EAGE, Near Surface division. Abstract (pdf - 0.4 Mb).

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Jacobsen, L. and Edsen, A., 2005, 1D LCI-interpretation applied to large scale SkyTEM data sets: 11th meeting of environmental and engineering geophysics, Palermo, Italy, EAGE, Near Surface division. Abstract (pdf - 1.0 Mb), Presentation (pps- 10 Mb)

Jacobsen, B. H., 2000, To what extent can resistivity profile data be migrated like seismic data?: Proceedings of the 6th Meeting of the Environmental & Engineering Geophysical Society (European Section), Bochum, Germany, EEGS, EL03-EL03. Abstract (0.1 Mb)

Ried, J. and Viezzoli, A., 2007, High-Resolution Near Surface Airborne Electromagnetics - SkyTEM Survey for Uranium Exploration at Pells Range, WA: ASEG 2007 - Perth, Western Australia. Abstract

Jørgensen, F. and Lykke-Andersen, H. Delineation of aquifer structures by combined application of TEM data and reflection seismic data. 1-9-2005. 11th meeting of environmental and engineering geophysics, Palermo, Italy, EAGE, Near Surface division. Workshop. Hydrogeophysics - A tool for sustainable use of groundwater ressources. Presentation (pps- 2.0 Mb)

Jørgensen, F., Johnsen, R., Auken, E., and Sørensen, K. I. HEM, PACES og SkyTEM - En test og sammenligning af kontinuerte geofysiske metoders anvendelighed i sårbarhedskortlægningen. 2005. ATV vintermøde om jord og grundvand, Vingstedcenteret, ATV - Jord og grundvand. Abstract (pdf - 0.2 Mb). Presentation (pps- 4.5 Mb)

Jørgensen, F., Lykke-Andersen, H., Sandersen, P., and Auken, E. Transient ElectroMagnetic (TEM) images of halokinetic structures in Denmark with special focus on the Mors Salt Diapir - can the late Cenozoic erosion be estimated? 2004. Århus, CENMOVE, workshop. Abstract (pdf - 0.1 Mb). Presentation (pps- 1.2 Mb)

Jørgensen, F., Sandersen, P., Lykke-Andersen, H., Auken, E., and Sørensen, K., 2002, Mapping of buried valleys in Jutland, Denmark - results of TEM and shallow seismic measurements: Geophysical research abstracts, Volume 4, 2002, 27th general assembly, Nice, France, SEG. Abstract (5 kb). Poster (3.2 mb).

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Lauridsen, M. K. and Christensen, N. B., 1997, Joint interpretation of Radiomagnetotelluric and CVES measurements in the Grundfør area, Denmark.: Proceedings of the 3rd Meeting of the Environmental & Engineering Geophysical Society, Aarhus, Denmark, EEGS European section, 225-228.

Lorentzen, B., Dladla, Z., Gwase, P., Dahlin, T., and Christensen, N. B., 1997, Hydrogeological investigations in the Bulawayo region, Matabeleland, Zimbabwe: Proceedings of the 3rd Meeting of the Environmental and engineering geophysical Society, Aarhus, Denmark, EEGS European section, 217-220.

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Munkholm, M. S., Sørensen, K. I., and Jacobsen, B. H., 1995, Characterization and in-field suppression of noise in hydrogeophysics: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Orlando, Florida, USA, EEGS, 339-347.

Munkholm, M. S., Jacobsen, B. H., and Sørensen, K. I., 1994, Extraction of the Transient Electromagnetic Earth Response for Coulered Non-Gaussian Noise Contamination: Proceedings of the Interdisciplinary Inversion Workshop 3, Odense, Denmark, 31-37.

Munkholm, M. S. and Jacobsen, B. H., 1992, A geophysical appraisal of elementary non-gaussian maximum likelihood inverse operators: Proceedings of the interdisciplinary inversion workshop 1, GeoSkrifter, 57-62.

Møller, I., 2001, Ohmmapper Field Tests at Sandy and Clay till Sites in Denmark: Proceedings - Electrical and Electromagnetic Methods Session, Birmingham, England, EEGS, 100-101. Abstract (0.1 Mb)

Møller, I., Auken, E., and Sørensen, K., 2000, Inversion strategies for large-scale DC-resistivity profile data: Proceedings of the 6th Meeting of the Environmental & Engineering Geophysical Society (European Section), Bochum, Germany, EEGS, EL07-EL07. Abstract (0.7 Mb). Presentation (1.9 Mb).

Møller, I., Sørensen, K. I., and Christensen, N. B., 1998, DC-Resistivity multi-electrode profiling in hydrogeological investigations: A comparative study of the pulled array continuous electrical sounding method and a multi-electrode method with fixed electrodes: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Chicago, USA, EEGS, 869-873. Abstract (0.3 Mb)

Møller, I. and Sørensen, K. I., 1995, Improved near-surface geoelectrical mapping and interpretation: Proceedings of the 1st Meeting of the Environmental & Engineering Geophysical Society, Torino, Italy, EEGS European section, 348-350.

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Pedersen, F. and Sørensen, K. I., 1990, Sårbarhedsundersøgelse af et grundvandsmagasin under anvendelse af Kontinuert Elektrisk Profilering: Proceedings fra konference om Miljøforskning, Århus Universitet, 40-40.

Poulsen, L. H., Rasmussen, T. M., and Christensen, N. B., 1999, Interpretation of Airborne Measurements over Inglefield Land - North-West Greenland: Helsinki, Finland, EAGE 61st Conference and Technical Exhibition,

Poulsen, L. H. and Christensen, N. B., 1997, Hydrogeophysical mapping with the transient electromagnetic sounding method.: Proceedings of the 3rd Meeting of the Environmental & Engineering Geophysical Society, Aarhus, Denmark, EEGS European section, 213-216.

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Refsgaard, A. and Sørensen, K. I., 1996, Direct application of geophysical measurements in groundwater flow and transport models: NHP-Report no. 36, Reykjavik, Island, Geological Survey of Denmark,

Rust, K. A., Sandberg, S. K., and Auken, E., 1997, Physical-scale and numerical modeling of the azimuthal electromagnetic response in the macroanisotropic case: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Reno, USA, EEGS, 715-724. Abstract (0.5 Mb)

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Sandberg, S. K., Slater, L., Sørensen, K., and Auken, E., 2000, A field test of the induced polarization method in Aarhus County, Denmark: Arlington, Virginia, EEGS Environmental and Engineering Geophysical Society, 1095-1104.

Socco, L. V., Boiero, D., Wisén, R., and Foti, S., 2006, Laterally constrained inversion of ground roll of seismic reflection records: Proceedings of SEG, New Orleans, 2006, SEG.

Abstract (pdf - 0.2 Mb).

Sørensen, K. I., Christiansen, A. V., and Auken, E., 2006, Mapping aquifer vulnerability: SS-03, Watershed Geophysics, 19th Annual Symposium on the Application of Geophysics to Engineering and Environmental Problems (SAGEEP), Seattle, Washington DC, USA, EEGS. Abstract (pdf - 0.4 Mb). Presentation (pps- 15 Mb).

Sørensen, K. I., Foged, N., Westergaard, J. A., Christiansen, A. V., and Auken, E., 2006, The challenges in developing airborne transient systems for groundwater explorations: AEM workshop, BGR Hannover, Germany. Abstract (pdf - 50 kb). Presentation (pps- 18 Mb)

Sørensen, K. I., Christiansen, A. V., and Auken, E. Large scale mapping of aquifer covering layers using geoelectrical methods. 1-9-2005. 11th meeting of environmental and engineering geophysics, Palermo, Italy, EAGE, Near Surface division. Workshop. Hydrogeophysics - A tool for sustainable use of groundwater ressources. Abstract (pdf - 1.0 Mb). Presentation (pps- 2.0 Mb)

Sørensen, K. I., Sørensen, B., Christiansen, A. V., and Auken, E., 2004, Interpretation of a Hydrogeophysical Survey - Data from the Highresolution SkyTEM System: Extended Abstracts Book, 10th meeting EEGS-NS, Utrecht, The Netherlands. Abstract (pdf - 4.5 Mb). Presentation (ppt- 4.4 Mb)

Sørensen, K. I., Halkjær, M., and Auken, E., 2004, SkyTEM - New High resolution helicopter TEM system: Proceedings of SAGEEP 2004, EM Theory, Instruments and Applications Session, SAGEEP 2004, Colorado Springs, EEGS. Abstract (pdf - 0.1 Mb). Presentation (pdf- 0.7 Mb)

Sørensen, K. I. and Auken, E., 2003, SkyTEM - New Development in High-resolution Airborne TEM: Proceedings - New Technologies and Research Trends Session, 9th meeting EEGS-ES, Prague, Czech Republic. Abstract (0.03 Mb). Presentation (2.1 Mb.).

Sørensen, K. I., Pellerin, L., and Auken, E., 2003, An auger tool to estimate hydraulic conductivity using a resistivity analogy: Proceedings, ASEG, Australia 2003. Abstract (50 kb).

Sørensen, K. I. and Auken, E., 2003, New developments in high resolution airborne TEM instrumentation: Proceedings, ASEG, Australia 2003. Abstract (0.2 Mb). Presentation (1.5 Mb)

Sørensen, K. I. and Auken, E., 2002, Location of buried valley aquifers using transient electromagnetic soundings: Proceedings, 8th meeting EEGS-ES, Aveiro, Portugal. Abstract (1.9 Mb). Poster-A3 (3.9 Mb)

Sørensen, K. I., Thomsen, P., Auken, E., and Pellerin, L., 2001, The effect of Coupling in Electromagnetic Data: Proceedings - Electrical and Electromagnetic Methods Session (ELEM), Birmingham, England, EEGS, 108-109. Abstract (0.2 Mb). Presentation (0.4 Mb)

Sørensen, K. I., Effersø, F., Auken, E., and Pellerin, L., 2001, An Auger Tool to estimate Hydraulic Conductivity: Proceedings - Hydrogeophysics Session (HYDR), Birmingham, England, EEGS, 204-205. Abstract (0.2 Mb). Presentation (0.4 Mb)

Sørensen, K., Auken, E., and Thomsen, P., 2000, TDEM in groundwater mapping - a continuous approach: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Arlington, Virginia, EEGS, 485-491. Abstract (0.2 Mb). Presentation (0.5 Mb)

Sørensen, K. I., 1999, The application of detailed geophysical mapping in ground water investigations and management: Jahrestagung der Deuschen Geophysikalischen Gesellschaft, Institut für Geophysik, Technische Universität, Braunschweig, Germany, Deutschen Geophysikalischen Gesellschaft, 24-25.

Sørensen, K. I. and Søndergaard, V. H., 1999, Large-Scale Mapping of Aquifers in the County of Aarhus using Geophysical Methods: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Oakland, California, USA, EEGS, Abstract (0.5 Mb)

Sørensen, K. I., 1998, Continuous Transient Electromagnetic Sounding: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Chicago, USA, EEGS, 173-176. Abstract (0.4 Mb)

Sørensen, K. I. and Søndergaard, V. H., 1997, Large-scale mapping of aquifers in the county of Aarhus using Geophysical methods: Proceedings of the 3rd Meeting of the Environmental & Engineering Geophysical Society, European Section, Aarhus, Denmark, EEGS European section, 5-8.

Sørensen, K. I., 1997, Location of buried aquifers applying spatially dense transient soundings: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Reno, Nevada, USA, EEGS, 531-537. Abstract (0.6 Mb)

Sørensen, K. I., 1997, The pulled array transient electromagnetic method: Proceedings of the 3rd Meeting of the Environmental & Engineering Geophysical Society, European Section, Aarhus, Denmark, EEGS European section, 135-138. Abstract (0.4 Mb)

Sørensen, K. I., 1996, The application of Dense Transient Soundings in Location of Buried Valley Aquifers: Proceedings of the 2nd Meeting of the Environmental and Engineering Geophysical Society, European Section, Nantes, France, EEGS, European Section, 86-89. Abstract (0.5 Mb)

Sørensen, K. I., 1996, Detailed regional hydrogeophysical investigations - the Solbjerg case: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Keystone, Colorado, USA, EEGS, 343-352. Abstract (1.1 Mb)

Sørensen, K. I. and Effersø, F., 1995, Hydrogeophysical mapping of minor islands in Denmark: Proceedings of the 1st Meeting of the Environmental and Engineering Geophysical Society, European Section, Torino, Italy, EEGS, European Section, 431-434. Abstract (0.3 Mb)

Sørensen, K. I. and Effersø, F., 1995, Vertical electrical sounding - a continuous approach: Proceedings of the 1st Meeting of the Environmental and Engineering Geophysical Society, European Section, Torino, Italy, EEGS, European Section, 476-479.soerensen1995e.pdf (0.5 Mb)

Sørensen, K. I. and Effersø, F., 1995, Continuous transient electromagnetic sounding: Proceedings of the 1st Meeting of the Environmental and Engineering Geophysical Society, European Section, Torino, Italy, EEGS, European Section, 472-475.

Sørensen, K. I. and Jensen, N. P., 1995, Hydrogeological investigations of minor islands in Denmark: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Orlando, Florida, USA, EEGS, 243-250. Abstract (0.7 Mb)

Sørensen, K. I. and Sørensen, K. M., 1995, Pulled array continuous vertical electrical sounding, PA-CVES: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Orlando, Florida, USA, EEGS, 893-898. Abstract (0.5 Mb)

Sørensen, K. I., Effersø, F., and Christensen, A. J., 1995, Pulled Array Transient Electromagnetic Method: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Orlando, Florida, USA, EEGS, 899-904. Abstract (0.5 Mb)

Sørensen, K. I., 1994, Pulled Array Continuous Electrical Profiling: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Boston, Massachusetts, USA, EEGS, 977-984. Abstract (0.6 Mb)

Sørensen, K. I., 1994, The Ellog Auger drilling method: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Boston, Massachusetts, USA, EEGS, 985-994. soerensen1994a.pdf (0.7 Mb)

Sørensen, K. I., 1994, The Ellog Method: NHP-Report no. 34, Thorshavn, Færøerne, Geological Survey of Denmark, 533-546. Abstract (0.5 Mb)

Sørensen, K. I., 1994, Continuous Electrical Profiling: NHP-Report no. 34, Thorshavn, Færøerne, Geological Survey of Denmark, 547-554. Abstract (0.5 Mb)

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Thorling, L., Sørensen, K. I., and Ernstsen, V., 1997, Effect of "Windows" mapped by geophysical methods on groundwater quality: Proceedings of the 3rd Meeting of the Environmental & Engineering Geophysical Society, European Section, Aarhus, Denmark, EEGS European section, 9-12. Abstract (0.7 Mb)

Tølbøll, R. J. and Christensen, N. B., 2003, A Detailed Inversion Scheme for Helicopterborne Electromagnetic Frequency-Domain Data: Proceedings - New Technologies and Research Trends Session, 9th meeting EEGS-ES, Prague, Czech Republic.
Abstract (0.1 Mb). Presentation (13 Mb).

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Viezzoli, A.,Teatini, P., Tosi, L., 2009, Groundwater investigation in lagoon subsurface with airborne electromagnetic: the Venice lagoon SyTEM survey example: GNGTS, Trieste, Italy, EAGE. Expanded abstract (2Mb).

Viezzoli, A., Christiansen, A.V., Auken, E., 2009, Increased accuracy in mineral and hydrogeophysical modeling of HTEM data via detailed description of system transfer function and constrained inversion: SAGA, Swaziland. Expanded abstract (2Mb)

Viezzoli, A., Edsen, A., Auken, E., Silvestri, S., 2009, The use of satellite remote sensing and helicopter TEM data for the identification and characterization of contaminated landfill sites: Near Surface EAGE, Dublin. Expanded Abstract (2Mb)

Viezzoli, A., Auken, E., Christiansen, A. V., 2009, Constrained inversion of AEM data for mapping of bathymetry, seabed sediments and aquifers: ASEG, Adelaide. Expanded abstract (2Mb)

Viezzoli, A., 2009, A revised mathematical formulation for induced polarization, ASEG, Adelaide. Expanded abstract (2Mb)

Viezzoli, A., Siemon, B., Christiansen, A.V., Auken, E., 2008, Spatially constrained inversion of HEM data: the Banda Aceh case study: AEM2008, Finland. Expanded abstract (3Mb)

Viezzoli, A., Christiansen, A. V., Auken, E., 2008, Spatially constrained inversion for quasi 3 D modeling of AEM data, SAGEEP, Philadelphia. Invited paper as Best of ASEG 2007 . Expanded abstract (3Mb).

Viezzoli, A., Christiansen, A. V., and Auken, E., 2007, Delaunay triangulation-based Spatially Constrained Inversion for quasi 3D modeling of airborne TEM data: Near Surface 2007, 13th European Meeting of Environmental and Engineering Geophysics, Istanbul, Turkey, EAGE
Abstract Presentation (4 Mb).

Viezzoli, A., Christiansen, A. V., Auken, E., and Sørensen, K. I., 2007, Spatially Constrained Inversion for Quasi 3-D Modeling of AEM Data: ASEG, Perth, Western Australia

Abstract Presentation (13 Mb).


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Wisén, R., Christiansen, A. V, Auken, E., and Dahlin, T., 2003, Application of 2D Laterally Constrained Inversion and 2D Smooth Inversion of CVES Resistivity Data in a Slope Stability Investigation: Proceedings, 9th meeting EEGS-ES, Prague, Czech Republic.
Abstract (1.5 Mb). Presentation (1.3 Mb).

Wisén, R., Auken, E., and Dahlin, T., 2002, Comparison of 1d laterally constrained inversion and 2.5d inversion of cves resistivity data with drilling data as apriori information: Proceedings, 8th meeting, Aveiro, Portugal, EEGS-ES. Abstract (0.1 Mb). Presentation (0.4 Mb).

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Conference proceedings and presentations

On this page you can find proceedings from international conferences. For some proceedings the presentation from the conference is also availabe.

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

A

Auken, E., Viezzoli, A., Christiansen, A. V., 2009, A single software for processing, inversion and presentation of AEM data of different systems: The Aarhus Workbench: ASEG, Adelaide, South Australia. Abstract (pdf).

Auken, E.,Christiansen, A.V., Viezzoli, A., Cahill, T., Fitzpatrick, A., Munday, Ti., Berens, V., 2009, Investigation on the groundwater resources of the south lake Eyre Peninsul, South Australia, determined from laterally constrained inversion of Tempest data: ASEG, Adelaide, South Australia. Abstract (pdf).

Auken, E., Foged, N., Christiansen, A. V., and Sørensen, K. I., 2007, Enhancing the resolution of the subsurface by joint inversion of x- and z-component SkyTEM data: ASEG, Perth, Western Australia. Abstract Presentation (pps- 10 Mb).

Auken, E., Westergaard, J. A., Christiansen, A. V., and Sørensen, K. I., 2007, Processing and inversion of SkyTEM data for high resolution hydrogeophysical surveys: ASEG, Perth, Western Australia. Abstract Presentation (pps- 23 Mb).

Auken, E., d'Ozouville, N., Violette, S., de Marsily, G., Deffontaines, B., Viezzoli, A., and Sørensen, K. I., 2007, An airborne hydrogeophysical study of San Christobal, Galapagos Islands: AGU spring meeting, Acapulco, Mexico.
Abstract (pdf). Presentation (pdf- 11 Mb). 3D amnimation San Christobal, (avi - 11 Mb)

Auken, E., Christiansen, A. V., and Sørensen, K. I., 2006, Why not x in airborne TEM: 12th European Meeting of Environmental and Engineering Geophyisics, Helsinki, Finland, EAGE Near Surface Division. Abstract (pdf - 0.8 Mb). Presentation (pdf- 1.8 Mb).

Auken, E., Christiansen, A. V., and Sørensen, K. I., 2006, Structural mapping of large watersheds: Copenhagen, XVI International Conference on Computational Methods in Water Resources. Abstract (pdf - 0.5 Mb). Presentation (pdf- 16 Mb).

Auken, E., Sørensen, K. I., and Christiansen, A. V., 2006, Structural mapping of large aquifer structures: SS-03, Watershed Geophysics, 19th Annual Symposium on the Application of Geophysics to Engineering and Environmental Problems (SAGEEP), Seattle, Washington DC, USA, EEGS. Abstract (pdf - 0.7 Mb). Presentation (pdf- 1.2 Mb).

Auken, E., Foged, N., Westergaard, J. A., Christiansen, A. V., and Sørensen, K. I., 2006, Processing, inversion, and management of SkyTEM data for groundwater investigations: AEM workshop, BGR Hannover, Germany. Abstract (pdf - 70 kb). Presentation (pps- 30 Mb)

Auken, E., Sørensen, K. I., and Christiansen, A. V., 2005, Structural aquifer mapping using transient electromagnetic methods: (1) introduction to transient EM - basics physics, sources of error and interpretation, (2) groundbased TEM and SkyTEM: Workshop. Hydrogeophysics - A tool for sustainable use of groundwater resources, 11th meeting of environmental and engineering geophysics, Palermo, Italy, EAGE, Near Surface division. Abstract (pdf - 0.2 Mb). Presentation (pps- 12 Mb)

Auken, E., Christiansen, A. V., Jacobsen, L., and Sørensen, K. I., 2004, Laterally Constrained 1D-Inversion of 3D TEM Data: Extended Abstracts Book, 10th meeting EEGS-NS, Utrecht, The Netherlands. Abstract (pdf - 0.8 Mb). Presentation (ppt - 3.6 Mb)

Auken, E., Halkjær, M., and Sørensen, K. I., 2004, SkyTEM - Data Processing and a Survey: Proceedings of SAGEEP 2004, Airborne Geophysics New Technology and Innovative Applications Session, SAGEEP 2004, Colorado Springs, EEGS. Abstract (pdf - 1.9 Mb). Presentation (pdf- 4.4 Mb)

Auken, E. and Sørensen, K. I., 2003, Large-scale TEM investigation for groundwater: Proceedings, ASEG, Australia 2003 Abstract (0.3 Mb). Presentation (2.3 Mb).

Auken, E., Foged, N, and Sørensen, K. I., 2002, Model recgonition by 1-D laterally constrained inversion of resistivity data: Proceedings - New Technologies and Research Trends Session, 8th meeting, Aveiro, Portugal, EEGS-ES. Abstract (0.3 Mb). Presentation (7.3 Mb).

Auken, E. and Sørensen, K., 2002, Location of buried valley structures by means of transient electromagnetic soundings: Geophysical research abstracts, Volume 4, 2002, 27th general assembly, Nice, France, SEG. Abstract (55 kb). Presentation (5.3 mb).

Auken, E., Pellerin, L., and Sørensen, K., 2001, Mutually Constrained Inversion (MCI) of Electrical and Electromagnetic Data: SEG San Antonio 2001, Technical Program Expanded Abstracts, San Antonio, USA, SEG. Abstract (0.1 Mb). Presentation (0.6 Mb).

Auken, E., Breiner, M., Nebel, L., Pellerin, L., Thomsen, P., and Sørensen, K. I., 2001, EMMA - Electromagnetic modeling and analysis: EEGS Birmingham Proceedings, Birmingham, U.K., EEGS, 114-115. Abstract (0.2 Mb). Presentation (0.6 Mb).

Auken, E., Sørensen, K. I., Danielsen, J. E., and Pellerin, L., 2001, Mutually constrained inversion (MCI) of electrical and electromagnetic data from Skaro, Denmark: EEGS Birmingham Proceedings, Birmingham, U.K., EEGS, 94-95. Abstract (0.15 Mb). Presentation (0.6 Mb).

Auken, E., Thomsen, P., and Sørensen, K., 2000, Lateral constrained inversion (LCI) of profile oriented data - the resistivity case: Proceedings of the 6th Meeting of the Environmental & Engineering Geophysical Society (European Section), Bochum, Germany, EEGS, EL06-EL06.
Abstract (0.3 Mb). Presentation (1.9 Mb).

Auken, E., Sørensen, K., Thomsen, P., and Effersø, F., 2000, Optimized model resolution using low pass filters in TDEM soundings: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Arlington, Virginia, EEGS, 477-484.
Abstract (0.4 Mb). Presentation (0.1 Mb).

Auken, E. and Sørensen, K., 1999, Laterally constrained inversion of densely measured profile oriented EM data in "soft" 3D sedimentary environments: Salt Lake City, Utah, 232-236. Abstract.pdf (39 kb). Presentation (1.5 Mb).

Auken, E., Effersø, F., and Sørensen, K. I., 1998, The effect of low pass filters in time domain electromagnetic soundings: Proceedings of the 4th Meeting of the Environmental and Engineering Geophysical Society (European Section), Barcelona, Spain, EEGS, 895-898. Abstract (0.3 Mb)

Auken, E., Hoversten, G. M., and Morrison, F., 1997, Study of configuration dependent resolution of 3-D buried conductors: Proceedings of the 3rd Meeting of the Environmental & Engineering Geophysical Society (European Section), Aarhus, Denmark, EEGS, 131-134. Abstract (pdf - 0.3 Mb)

Auken, E. and Hoversten, G. M., 1996, Resolution of 3D earth structures - detection and measurement configuration using different sources: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Keystone, USA, EEGS, 101-110. Abstract (0.9 Mb)

Auken, E., 1995, 1D time domain electromagnetic interpretations over 2D and 3D structures: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Orlando, USA, EEGS, 329-338. Abstract (pdf - 0.6 Mb)

Auken, E., Christensen, N. B., Sørensen, K. I., and Effersø, F., 1994, Large scale hydrogeological investigation in the Beder area - a case study: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Boston, Massachusetts, USA, EEGS, 615-628. Abstract (pdf - 1.3Mb).

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Christiansen, A. V., Auken, E., Andersen, H., and Sørensen, K. I., 2007, Preserving horizontality using topography-corrected laterally constrained inversion : Near Surface 2007, 13th European Meeting of Environmental and Engineering Geophysics, Istanbul, Turkey, EAGE. Abstract Presentation (pps- 10 Mb).

Christiansen, A. V., Auken, E., Sørensen, K. I., and Foged, N., 2006, Spatially Constrained Inversion of Area Covering Datasets: 12th European Meeting of Environmental and Engineering Geophyisics, Helsinki, Finland, EAGE Near Surface Division,
Abstract (pdf - 1.4 Mb). Presentation (pps- 4.1 Mb).

Christiansen, A. V., Auken, E., and Sørensen, K. I., 2006, From resistivity to clay thickness - An inversion approach: Copenhagen, XVI International Conference on Computational Methods in Water Resources, Abstract (pdf - 0.5 Mb). Presentation (pps- 4.5 Mb).

Christiansen, A. V., Auken, E., and Sørensen, K. I., 2006, From resistivity to clay thickness - An inversion approach: SS-03, Watershed Geophysics, 19th Annual Symposium on the Application of Geophysics to Engineering and Environmental Problems (SAGEEP), Seattle, Washington DC, USA, EEGS. Abstract (pdf - 0.6 Mb). Presentation (pps- 4.2 Mb).

Christiansen, A. V., Auken, E., Sørensen, K. I., Jørgensen, F., and Johnsen, R., 2005, From resistivity to geophysical clay thickness: Workshop. Hydrogeophysics - A tool for sustainable use of groundwater ressources, 11th meeting of environmental and engineering geophysics, Palermo, Italy, EAGE, Near Surface division. Abstract (pdf - 0.3 Mb). Presentation (pps- 1 Mb).

Christiansen, A. V., Auken, E., Sørensen, K. I., and Jørgensen, F. Fysisk lertykkelse estimeret ved brug af geostatistiske metoder - præsentation af konceptet og en kortlægning. 2005. ATV vintermøde om jord og grundvand, Vingstedcenteret, ATV - Jord og grundvand. Abstract (pdf - 0.2 Mb). Presentation (pps- 2.1 Mb)

Christiansen, A. V., Foged, N., Auken, E., and Sørensen, K. I., 2004, Integrated Inversion of CVES and TEM Data Using Lateral Constraints: Extended Abstracts Book, 10th meeting EEGS-NS, Utrecht, The Netherlands. Abstract (pdf - 0.4 Mb). Presentation (ppt- 2.0 Mb)

Christiansen, A. V and Auken, E., 2003, Optimizing the 2D Laterally Constrained Inversion (2D-LCI) Using a Quasi-Newton Method and 1D Derivatives: Proceedings - New Technologies and Research Trends Session, 9th meeting EEGS-ES, Prague, Czech Republic.
Abstract (pdf - 0.1 Mb). Presentation (pdf - 3.9 Mb).

Christiansen, A. V, Auken, E., Sørensen, K. I., and Smith, J. T, 2002, 2-D Laterally Constrained inversion (LCI) of resistivity data: Proceedings - New Technologies and Research Trends Session, 8th meeting, Aveiro, Portugal, EEGS-ES. Abstract (0.2 Mb). Presentation (7.0 Mb).

Christiansen, A. V and Christensen, N. B., 2001, Quantitative Interpretation and Analysis of airborne transient electromagnetic Data in Denmark: Proceedings - Electrical and Electromagnetic Methods Session (ELEM), Birmingham, England, EEGS, 122-123. Abstract (0.3 Mb)

Christensen, N. B., 2001, The Future of Electric and Electromagnetic Methods for Near-surface Investigations: Proceedings - Electrical and Electromagnetic Methods Session (ELEM), Birmingham, England, EEGS, 120-121. Abstract (0.2 Mb)

Christensen, N. B., Sørensen, K., Christiansen, A. V, Rasmussen, T. M., and Poulsen, L. H., 2000, The use of airborne electromagnetic systems for hydrogeological investigations: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Arlington, Virginia, EEGS, 73-82.

Christensen, N. B. and Sørensen, K. I., 1997, Integrated use of Electrical and Electromagnetic Methods for Mapping of Geological Variability: Grundvandsforskningen i Danmark 1992-96, København, Danmark, ATV-Komiteen vedrørende Grundvandsforurening, 1-14. Abstract (1.8 Mb)

Christensen, N. B. and Sørensen, K. I., 1996, Pulled Array Continuous Vertical Electrical Sounding (PA-CVES) with an Additional Inductive Source: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Keystone, Colorado, USA, EEGS, 1-10. Abstract (1.1 Mb)

Christensen, N. B., 1995, Imaging and inversion of transient electromagnetic soundings: Symposium on the application of geophysics to engineering and environmental problems (SAGEEP), Expanded abstract, Orlando, USA, EEGS, 1-4.

Christensen, N. B. and Sørensen, K. I., 1995, New strategies for surface and borehole electromagnetic methods in hydrogeophysical investigations: Proceedings of the 1st Meeting of the Environmental and Engineering Geophysical Society, European Section, Torino, Italy, EEGS, European Section, 356-359. Abstract (0.4 Mb)

Christensen, N. B. and Sørensen, K. I., 1994, Integrated use of electromagnetic methods for hydrogeological investigations: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Boston, Massachusetts, USA, EEGS, 163-176. Abstract (1.3 Mb)

Christensen, N. B. and Auken, E., 1992, Simultaneous electromagnetic layered model analysis: Proceedings of the interdisciplinary inversion workshop 1, Geoskrifter, 49-56. Abstract (0.3 Mb)

Christensen, N. B., 1992, On the importance of determining electrical anisotropy in hydrogeological investigations: Paris, Poster presented at the 54th meeting of the EAGE,

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Danielsen, J. E., Auken, E., and Sørensen, K. I., 2002, HMTEM - a high moment / high production TEM system: Proceedings, 8th meeting, ES, Aveiro, Portugal, EEGS-ES. Abstract (0.8 Mb). Presentation (2.4 mb).

Duch, P. M. and Sørensen, K. I., 1994, When is 1D 2D? Interpretation of geoelectrical sections: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Boston, Massachusetts, USA, EEGS, 967-976. Abstract (0.5 Mb)

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Effersø, F. and Jacobsen, B. H., 1997, Deconvolution of high density well logs: Symposium on the application of geophysics to engineering and environmental problems (SAGEEP), Expanded Abstract, Reno, USA, 205-212.

Effersø, F. and Sørensen, K. I., 1997, Small scale correlation between the electrical and the hydraulic conductivity: Proceeding of the 3rd Meeting of the Environmental and Engineering Geophysical Society, European Section, Aarhus, Denmark, EEGS, European Section, 119-122. Abstract (0.3 Mb)

Effersø, F. and Sørensen, K. I., 1996, A new approach to in situ determination of the hydraulic conductivity: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Keystone, Colorado, USA, EEGS, 1107-1114. Abstract (0.4 Mb)

Effersø, F., Jacobsen, B. H., and Sørensen, K. I., 1996, Deconvolution of single offset and multioffset electrical well logs: Proceedings of the interdisciplinary inversion workshop 4, Lyngby, Denmark, 3-9.

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Gronefeld, G. v., Tezkan, B., Auken, E., and Christiansen, A. V., 2005, First data of a new radiomagnetotelluric (RMT) device and a new inversion approach: 11th meeting of environmental and engineering geophysics, Palermo, Italy, EAGE, Near Surface division. Abstract (pdf - 0.4 Mb).

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Jacobsen, L. and Edsen, A., 2005, 1D LCI-interpretation applied to large scale SkyTEM data sets: 11th meeting of environmental and engineering geophysics, Palermo, Italy, EAGE, Near Surface division. Abstract (pdf - 1.0 Mb), Presentation (pps- 10 Mb)

Jacobsen, B. H., 2000, To what extent can resistivity profile data be migrated like seismic data?: Proceedings of the 6th Meeting of the Environmental & Engineering Geophysical Society (European Section), Bochum, Germany, EEGS, EL03-EL03. Abstract (0.1 Mb)

Ried, J. and Viezzoli, A., 2007, High-Resolution Near Surface Airborne Electromagnetics - SkyTEM Survey for Uranium Exploration at Pells Range, WA: ASEG 2007 - Perth, Western Australia. Abstract

Jørgensen, F. and Lykke-Andersen, H. Delineation of aquifer structures by combined application of TEM data and reflection seismic data. 1-9-2005. 11th meeting of environmental and engineering geophysics, Palermo, Italy, EAGE, Near Surface division. Workshop. Hydrogeophysics - A tool for sustainable use of groundwater ressources. Presentation (pps- 2.0 Mb)

Jørgensen, F., Johnsen, R., Auken, E., and Sørensen, K. I. HEM, PACES og SkyTEM - En test og sammenligning af kontinuerte geofysiske metoders anvendelighed i sårbarhedskortlægningen. 2005. ATV vintermøde om jord og grundvand, Vingstedcenteret, ATV - Jord og grundvand. Abstract (pdf - 0.2 Mb). Presentation (pps- 4.5 Mb)

Jørgensen, F., Lykke-Andersen, H., Sandersen, P., and Auken, E. Transient ElectroMagnetic (TEM) images of halokinetic structures in Denmark with special focus on the Mors Salt Diapir - can the late Cenozoic erosion be estimated? 2004. Århus, CENMOVE, workshop. Abstract (pdf - 0.1 Mb). Presentation (pps- 1.2 Mb)

Jørgensen, F., Sandersen, P., Lykke-Andersen, H., Auken, E., and Sørensen, K., 2002, Mapping of buried valleys in Jutland, Denmark - results of TEM and shallow seismic measurements: Geophysical research abstracts, Volume 4, 2002, 27th general assembly, Nice, France, SEG. Abstract (5 kb). Poster (3.2 mb).

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Lauridsen, M. K. and Christensen, N. B., 1997, Joint interpretation of Radiomagnetotelluric and CVES measurements in the Grundfør area, Denmark.: Proceedings of the 3rd Meeting of the Environmental & Engineering Geophysical Society, Aarhus, Denmark, EEGS European section, 225-228.

Lorentzen, B., Dladla, Z., Gwase, P., Dahlin, T., and Christensen, N. B., 1997, Hydrogeological investigations in the Bulawayo region, Matabeleland, Zimbabwe: Proceedings of the 3rd Meeting of the Environmental and engineering geophysical Society, Aarhus, Denmark, EEGS European section, 217-220.

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Munkholm, M. S., Sørensen, K. I., and Jacobsen, B. H., 1995, Characterization and in-field suppression of noise in hydrogeophysics: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Orlando, Florida, USA, EEGS, 339-347.

Munkholm, M. S., Jacobsen, B. H., and Sørensen, K. I., 1994, Extraction of the Transient Electromagnetic Earth Response for Coulered Non-Gaussian Noise Contamination: Proceedings of the Interdisciplinary Inversion Workshop 3, Odense, Denmark, 31-37.

Munkholm, M. S. and Jacobsen, B. H., 1992, A geophysical appraisal of elementary non-gaussian maximum likelihood inverse operators: Proceedings of the interdisciplinary inversion workshop 1, GeoSkrifter, 57-62.

Møller, I., 2001, Ohmmapper Field Tests at Sandy and Clay till Sites in Denmark: Proceedings - Electrical and Electromagnetic Methods Session, Birmingham, England, EEGS, 100-101. Abstract (0.1 Mb)

Møller, I., Auken, E., and Sørensen, K., 2000, Inversion strategies for large-scale DC-resistivity profile data: Proceedings of the 6th Meeting of the Environmental & Engineering Geophysical Society (European Section), Bochum, Germany, EEGS, EL07-EL07. Abstract (0.7 Mb). Presentation (1.9 Mb).

Møller, I., Sørensen, K. I., and Christensen, N. B., 1998, DC-Resistivity multi-electrode profiling in hydrogeological investigations: A comparative study of the pulled array continuous electrical sounding method and a multi-electrode method with fixed electrodes: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Chicago, USA, EEGS, 869-873. Abstract (0.3 Mb)

Møller, I. and Sørensen, K. I., 1995, Improved near-surface geoelectrical mapping and interpretation: Proceedings of the 1st Meeting of the Environmental & Engineering Geophysical Society, Torino, Italy, EEGS European section, 348-350.

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Pedersen, F. and Sørensen, K. I., 1990, Sårbarhedsundersøgelse af et grundvandsmagasin under anvendelse af Kontinuert Elektrisk Profilering: Proceedings fra konference om Miljøforskning, Århus Universitet, 40-40.

Poulsen, L. H., Rasmussen, T. M., and Christensen, N. B., 1999, Interpretation of Airborne Measurements over Inglefield Land - North-West Greenland: Helsinki, Finland, EAGE 61st Conference and Technical Exhibition,

Poulsen, L. H. and Christensen, N. B., 1997, Hydrogeophysical mapping with the transient electromagnetic sounding method.: Proceedings of the 3rd Meeting of the Environmental & Engineering Geophysical Society, Aarhus, Denmark, EEGS European section, 213-216.

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Refsgaard, A. and Sørensen, K. I., 1996, Direct application of geophysical measurements in groundwater flow and transport models: NHP-Report no. 36, Reykjavik, Island, Geological Survey of Denmark,

Rust, K. A., Sandberg, S. K., and Auken, E., 1997, Physical-scale and numerical modeling of the azimuthal electromagnetic response in the macroanisotropic case: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Reno, USA, EEGS, 715-724. Abstract (0.5 Mb)

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Sandberg, S. K., Slater, L., Sørensen, K., and Auken, E., 2000, A field test of the induced polarization method in Aarhus County, Denmark: Arlington, Virginia, EEGS Environmental and Engineering Geophysical Society, 1095-1104.

Socco, L. V., Boiero, D., Wisén, R., and Foti, S., 2006, Laterally constrained inversion of ground roll of seismic reflection records: Proceedings of SEG, New Orleans, 2006, SEG.

Abstract (pdf - 0.2 Mb).

Sørensen, K. I., Christiansen, A. V., and Auken, E., 2006, Mapping aquifer vulnerability: SS-03, Watershed Geophysics, 19th Annual Symposium on the Application of Geophysics to Engineering and Environmental Problems (SAGEEP), Seattle, Washington DC, USA, EEGS. Abstract (pdf - 0.4 Mb). Presentation (pps- 15 Mb).

Sørensen, K. I., Foged, N., Westergaard, J. A., Christiansen, A. V., and Auken, E., 2006, The challenges in developing airborne transient systems for groundwater explorations: AEM workshop, BGR Hannover, Germany. Abstract (pdf - 50 kb). Presentation (pps- 18 Mb)

Sørensen, K. I., Christiansen, A. V., and Auken, E. Large scale mapping of aquifer covering layers using geoelectrical methods. 1-9-2005. 11th meeting of environmental and engineering geophysics, Palermo, Italy, EAGE, Near Surface division. Workshop. Hydrogeophysics - A tool for sustainable use of groundwater ressources. Abstract (pdf - 1.0 Mb). Presentation (pps- 2.0 Mb)

Sørensen, K. I., Sørensen, B., Christiansen, A. V., and Auken, E., 2004, Interpretation of a Hydrogeophysical Survey - Data from the Highresolution SkyTEM System: Extended Abstracts Book, 10th meeting EEGS-NS, Utrecht, The Netherlands. Abstract (pdf - 4.5 Mb). Presentation (ppt- 4.4 Mb)

Sørensen, K. I., Halkjær, M., and Auken, E., 2004, SkyTEM - New High resolution helicopter TEM system: Proceedings of SAGEEP 2004, EM Theory, Instruments and Applications Session, SAGEEP 2004, Colorado Springs, EEGS. Abstract (pdf - 0.1 Mb). Presentation (pdf- 0.7 Mb)

Sørensen, K. I. and Auken, E., 2003, SkyTEM - New Development in High-resolution Airborne TEM: Proceedings - New Technologies and Research Trends Session, 9th meeting EEGS-ES, Prague, Czech Republic. Abstract (0.03 Mb). Presentation (2.1 Mb.).

Sørensen, K. I., Pellerin, L., and Auken, E., 2003, An auger tool to estimate hydraulic conductivity using a resistivity analogy: Proceedings, ASEG, Australia 2003. Abstract (50 kb).

Sørensen, K. I. and Auken, E., 2003, New developments in high resolution airborne TEM instrumentation: Proceedings, ASEG, Australia 2003. Abstract (0.2 Mb). Presentation (1.5 Mb)

Sørensen, K. I. and Auken, E., 2002, Location of buried valley aquifers using transient electromagnetic soundings: Proceedings, 8th meeting EEGS-ES, Aveiro, Portugal. Abstract (1.9 Mb). Poster-A3 (3.9 Mb)

Sørensen, K. I., Thomsen, P., Auken, E., and Pellerin, L., 2001, The effect of Coupling in Electromagnetic Data: Proceedings - Electrical and Electromagnetic Methods Session (ELEM), Birmingham, England, EEGS, 108-109. Abstract (0.2 Mb). Presentation (0.4 Mb)

Sørensen, K. I., Effersø, F., Auken, E., and Pellerin, L., 2001, An Auger Tool to estimate Hydraulic Conductivity: Proceedings - Hydrogeophysics Session (HYDR), Birmingham, England, EEGS, 204-205. Abstract (0.2 Mb). Presentation (0.4 Mb)

Sørensen, K., Auken, E., and Thomsen, P., 2000, TDEM in groundwater mapping - a continuous approach: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Arlington, Virginia, EEGS, 485-491. Abstract (0.2 Mb). Presentation (0.5 Mb)

Sørensen, K. I., 1999, The application of detailed geophysical mapping in ground water investigations and management: Jahrestagung der Deuschen Geophysikalischen Gesellschaft, Institut für Geophysik, Technische Universität, Braunschweig, Germany, Deutschen Geophysikalischen Gesellschaft, 24-25.

Sørensen, K. I. and Søndergaard, V. H., 1999, Large-Scale Mapping of Aquifers in the County of Aarhus using Geophysical Methods: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Oakland, California, USA, EEGS, Abstract (0.5 Mb)

Sørensen, K. I., 1998, Continuous Transient Electromagnetic Sounding: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Chicago, USA, EEGS, 173-176. Abstract (0.4 Mb)

Sørensen, K. I. and Søndergaard, V. H., 1997, Large-scale mapping of aquifers in the county of Aarhus using Geophysical methods: Proceedings of the 3rd Meeting of the Environmental & Engineering Geophysical Society, European Section, Aarhus, Denmark, EEGS European section, 5-8.

Sørensen, K. I., 1997, Location of buried aquifers applying spatially dense transient soundings: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Reno, Nevada, USA, EEGS, 531-537. Abstract (0.6 Mb)

Sørensen, K. I., 1997, The pulled array transient electromagnetic method: Proceedings of the 3rd Meeting of the Environmental & Engineering Geophysical Society, European Section, Aarhus, Denmark, EEGS European section, 135-138. Abstract (0.4 Mb)

Sørensen, K. I., 1996, The application of Dense Transient Soundings in Location of Buried Valley Aquifers: Proceedings of the 2nd Meeting of the Environmental and Engineering Geophysical Society, European Section, Nantes, France, EEGS, European Section, 86-89. Abstract (0.5 Mb)

Sørensen, K. I., 1996, Detailed regional hydrogeophysical investigations - the Solbjerg case: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Keystone, Colorado, USA, EEGS, 343-352. Abstract (1.1 Mb)

Sørensen, K. I. and Effersø, F., 1995, Hydrogeophysical mapping of minor islands in Denmark: Proceedings of the 1st Meeting of the Environmental and Engineering Geophysical Society, European Section, Torino, Italy, EEGS, European Section, 431-434. Abstract (0.3 Mb)

Sørensen, K. I. and Effersø, F., 1995, Vertical electrical sounding - a continuous approach: Proceedings of the 1st Meeting of the Environmental and Engineering Geophysical Society, European Section, Torino, Italy, EEGS, European Section, 476-479.soerensen1995e.pdf (0.5 Mb)

Sørensen, K. I. and Effersø, F., 1995, Continuous transient electromagnetic sounding: Proceedings of the 1st Meeting of the Environmental and Engineering Geophysical Society, European Section, Torino, Italy, EEGS, European Section, 472-475.

Sørensen, K. I. and Jensen, N. P., 1995, Hydrogeological investigations of minor islands in Denmark: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Orlando, Florida, USA, EEGS, 243-250. Abstract (0.7 Mb)

Sørensen, K. I. and Sørensen, K. M., 1995, Pulled array continuous vertical electrical sounding, PA-CVES: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Orlando, Florida, USA, EEGS, 893-898. Abstract (0.5 Mb)

Sørensen, K. I., Effersø, F., and Christensen, A. J., 1995, Pulled Array Transient Electromagnetic Method: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Orlando, Florida, USA, EEGS, 899-904. Abstract (0.5 Mb)

Sørensen, K. I., 1994, Pulled Array Continuous Electrical Profiling: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Boston, Massachusetts, USA, EEGS, 977-984. Abstract (0.6 Mb)

Sørensen, K. I., 1994, The Ellog Auger drilling method: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Boston, Massachusetts, USA, EEGS, 985-994. soerensen1994a.pdf (0.7 Mb)

Sørensen, K. I., 1994, The Ellog Method: NHP-Report no. 34, Thorshavn, Færøerne, Geological Survey of Denmark, 533-546. Abstract (0.5 Mb)

Sørensen, K. I., 1994, Continuous Electrical Profiling: NHP-Report no. 34, Thorshavn, Færøerne, Geological Survey of Denmark, 547-554. Abstract (0.5 Mb)

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Thorling, L., Sørensen, K. I., and Ernstsen, V., 1997, Effect of "Windows" mapped by geophysical methods on groundwater quality: Proceedings of the 3rd Meeting of the Environmental & Engineering Geophysical Society, European Section, Aarhus, Denmark, EEGS European section, 9-12. Abstract (0.7 Mb)

Tølbøll, R. J. and Christensen, N. B., 2003, A Detailed Inversion Scheme for Helicopterborne Electromagnetic Frequency-Domain Data: Proceedings - New Technologies and Research Trends Session, 9th meeting EEGS-ES, Prague, Czech Republic.
Abstract (0.1 Mb). Presentation (13 Mb).

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Viezzoli, A.,Teatini, P., Tosi, L., 2009, Groundwater investigation in lagoon subsurface with airborne electromagnetic: the Venice lagoon SyTEM survey example: GNGTS, Trieste, Italy, EAGE. Expanded abstract (2Mb).

Viezzoli, A., Christiansen, A.V., Auken, E., 2009, Increased accuracy in mineral and hydrogeophysical modeling of HTEM data via detailed description of system transfer function and constrained inversion: SAGA, Swaziland. Expanded abstract (2Mb)

Viezzoli, A., Edsen, A., Auken, E., Silvestri, S., 2009, The use of satellite remote sensing and helicopter TEM data for the identification and characterization of contaminated landfill sites: Near Surface EAGE, Dublin. Expanded Abstract (2Mb)

Viezzoli, A., Auken, E., Christiansen, A. V., 2009, Constrained inversion of AEM data for mapping of bathymetry, seabed sediments and aquifers: ASEG, Adelaide. Expanded abstract (2Mb)

Viezzoli, A., 2009, A revised mathematical formulation for induced polarization, ASEG, Adelaide. Expanded abstract (2Mb)

Viezzoli, A., Siemon, B., Christiansen, A.V., Auken, E., 2008, Spatially constrained inversion of HEM data: the Banda Aceh case study: AEM2008, Finland. Expanded abstract (3Mb)

Viezzoli, A., Christiansen, A. V., Auken, E., 2008, Spatially constrained inversion for quasi 3 D modeling of AEM data, SAGEEP, Philadelphia. Invited paper as Best of ASEG 2007 . Expanded abstract (3Mb).

Viezzoli, A., Christiansen, A. V., and Auken, E., 2007, Delaunay triangulation-based Spatially Constrained Inversion for quasi 3D modeling of airborne TEM data: Near Surface 2007, 13th European Meeting of Environmental and Engineering Geophysics, Istanbul, Turkey, EAGE
Abstract Presentation (4 Mb).

Viezzoli, A., Christiansen, A. V., Auken, E., and Sørensen, K. I., 2007, Spatially Constrained Inversion for Quasi 3-D Modeling of AEM Data: ASEG, Perth, Western Australia

Abstract Presentation (13 Mb).


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Wisén, R., Christiansen, A. V, Auken, E., and Dahlin, T., 2003, Application of 2D Laterally Constrained Inversion and 2D Smooth Inversion of CVES Resistivity Data in a Slope Stability Investigation: Proceedings, 9th meeting EEGS-ES, Prague, Czech Republic.
Abstract (1.5 Mb). Presentation (1.3 Mb).

Wisén, R., Auken, E., and Dahlin, T., 2002, Comparison of 1d laterally constrained inversion and 2.5d inversion of cves resistivity data with drilling data as apriori information: Proceedings, 8th meeting, Aveiro, Portugal, EEGS-ES. Abstract (0.1 Mb). Presentation (0.4 Mb).

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