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Department of Geoscience

HydroGeophysics Group

Publications

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Viezzoli, A, Munday, T, Auken, E & Christiansen, AV 2010, 'Accurate quasi 3D versus practical full 3D inversion of AEM data: the Bookpurnong case study', Preview, vol. 149, pp. 23-31. <http://www.publish.csiro.au/?act=view_file&file_id=PVv2010n149p23.pdf>

Steuner, A, Siemon, B & Auken, E 2010, 'A comparison of helicopter-borne electromagnetics in frequency- and time-domain at the Cuxhaven valley in Northern Germany', Journal of Applied Geodesy, vol. 67, no. 3, special issue, pp. 194-205. https://doi.org/10.1016/j.jappgeo.2007.07.001

Pfaffhuber, AA, Grimstad, E, Domaas, U, Auken, E, Foged, N & Haljkær, M 2010, 'Airborne EM mapping of rockslides and tunneling hazards', The Leading Edge (Tulsa), vol. 29, no. 8, pp. 956-959. https://doi.org/10.1190/1.3480009

Ding, PP & Christensen, NB 2010, 'A modifed Fast Hankel Transform algorithm for calculating planar multilayered Green’s function', IEEE Data Engineering Bulletin, pp. 47.

Auken, E, Guérin, R, de Marsily, G & Sailhac, P 2010, 'Comment on “Review of self-potential methods in hydrogeophysics” by L. Jouniaux et al. [C. R. Geoscience 341 (2009) 928–936]', Comptes Rendus Geoscience, vol. 342, no. 10, pp. 806. https://doi.org/10.1016/j.crte.2010.07.001

Poulsen, SE , Rasmussen, KR , Christensen, NB & Christensen, S 2010, 'Evaluating the salinity distribution of a shallow coastal aquifer by vertical multielectrode profiling (Denmark)', Hydrogeology Journal, vol. 18, no. 1, pp. 161-171. https://doi.org/10.1007/s10040-009-0503-6

Christensen, NB, Fitzpatrick, A & Munday, T 2010, 'Fast approximate 1D inversion of frequency domain electromagnetic data', Near Surface Geophysics, vol. 8, no. 1, pp. 1-15. https://doi.org/10.3997/1873-0604.2009026

Christensen, NB & Tølbøll, RJ 2009, 'A lateral model parameter correlation procedure for one-dimensional inverse modelling', Geophysical Prospecting, vol. 57, no. 5, pp. 919-929. https://doi.org/10.1111/j.1365-2478.2008.00756.x

Auken, E , Christiansen, AV , Westergaard, J , Kirkegaard, C , Foged, N & Viezzoli, A 2009, 'An integrated processing scheme for high-resolution airborne electromagnetic surveys, the SkyTEM system', Exploration Geophysics, vol. 40, no. 2, pp. 184-192. https://doi.org/10.1071/EG08128

Corriols, M, Nielsen, MR, Dahlin, T & Christensen, NB 2009, 'Aquifer investigations in the León-Chinandega plains, Nicaragua, using electromagnetic and electrical methods', Near Surface Geophysics, vol. 7, no. 5-6, pp. 413-425. https://doi.org/10.3997/1873-0604.2009034

Christensen, NB, Reid, JE & Halkjær, M 2009, 'Fast, laterally smooth inversion of airborne time-domain electromagnetic data', Near Surface Geophysics, vol. 7, no. 5-6, pp. 599-612. https://doi.org/10.3997/1873-0604.2009047

Møller, I, Søndergaard, VH, Jørgensen, F , Auken, E & Christiansen, AV 2009, 'Integrated management and utilization of hydrogeophysical data on a national scale', Near Surface Geophysics, vol. 7, no. 5-6, pp. 647-659.

Siemon, B, Auken, E & Christiansen, AV 2009, 'Laterally constrained inversion of helicopter-borne frequency-domain electromagnetic data', Journal of Applied Geophysics, vol. 67, no. 3, pp. 259-268. https://doi.org/10.1016/j.jappgeo.2007.11.003

Sandersen, P, Jørgensen, F, Larsen, NK , Westergaard, J & Auken, E 2009, 'Rapid tunnel-valley formation beneath the receding Late Weichselian ice sheet in Vendsyssel, Denmark', Boreas, vol. 38, no. 4, pp. 834-851. https://doi.org/10.1111/j.1502-3885.2009.00105.x

Auken, E , Christiansen, AV, Jacobsen, L & Sørensen, KI 2008, 'A resolution study of buried valleys using laterally constrained inversion of TEM data', Journal of Applied Geophysics, vol. 2008, no. 65, pp. 10-20.

Wisén, R, Christiansen, AV, Dahlin, T & Auken, E 2008, 'Experience from Two Resistivity Inversion Techniques Applied in Three Cases of Geotechnical Site Investigation', Journal of Geotechnical and Geoenvironmental Engineering, vol. 134, no. 12, pp. 1730-1742.

d'Ozouville, N, Auken, E , Sørensen, KI, Violette, S, Marsily, GD, Deffontaines, B & Merlen, G 2008, 'Extensive perched aquifer and structural implications revealed by 3D resistivity mapping in a Galapagos volcano', Earth and Planetary Science Letters, no. 269, pp. 518-522.

Wiederhold, H, Rumpel, H, Auken, E, Siemon, B, Scheer, W & Kirsch, R 2008, 'Geophysikalische Verfahren zur Erkundung und Charakterisierung von Grundwasserleitern in quartären Rinnen', Grundwasser, vol. 13, no. 2, pp. 68-77. https://doi.org/10.1007/s00767-008-0068-7

Viezzoli, A , Christiansen, AV , Auken, E & Sørensen, KI 2008, 'Quasi-3D modeling of airborne TEM data by Spatially Constrained Inversion', Geophysics, vol. 73, no. 3, pp. F105-F113.

Christiansen, AV , Auken, E , Foged, N & Sørensen, KI 2007, 'Mutually and laterally constrained inversion of CVES and TEM data: a case study', Near Surface Geophysics, pp. 115-123.

Christensen, NB & Dodds, K 2007, 'Special Section - Marine Controlled-Source Electromagnetic Methods. 1D inversion and resolution analysis of marine controlled-source EM data', Geophysics, vol. 72, pp. WA27-WA38.

Tølbøll, RJ & Christensen, NB 2007, 'The sensitivity functions of frequency-domain magnetic dipole-dipole systems', Geophysics, vol. 72, pp. F45–F56.

Auken, E, Pellerin, L, Christensen, NB & Sørensen, KI 2006, 'A survey of current trends in near-surface electrical and electromagnetic methods', Geophysics, vol. 71, no. 5, pp. G249-G260.

Mansoor, N, Slater, L, Artigas, F & Auken, E 2006, 'High-resolution geophysical characterization of shallow-water wetlands', Geophysics, vol. 71, no. 4, pp. B101-B109.

Christensen, NB 2006, 'Monitoring CO₂ injection with cross-hole electrical resistivity tomography', Exploration Geophysics, vol. 37, pp. 44-49.

Tølbøll, RJ & Christensen, NB 2006, 'Robust 1D inversion and analysis of helicopter electromagnetic (HEM) data', Geophysics, vol. 71, pp. G53-G62.

Wisén, R, Auken, E & Dahlin, T 2005, 'Combination of 1D laterally constrained inversion and 2D smooth inversion of resistivity data with a priori data from boreholes', Near Surface Geophysics, vol. 3, pp. 71-79.

Lykke-Andersen, H , Jørgensen, F, Sandersen, PBE, Auken, E & Sørensen, K 2005, 'Contributions to the geological mapping of Mors, Denmark - a study based on a large-scale TEM survey', Bulletin of the Geological Society of Denmark, vol. 52, no. 2, pp. 53-75.

Wisén, R & Christiansen, AV 2005, 'Laterally and Mutually Constrained Inversion of Surface Wave Seismic Data and Resistivity Data', Journal of Environmental & Engineering Geophysics, vol. 10, pp. 251-262.

Hjortshøj Jakobsen, L, Edsen, A & Auken, E 2005, 'Lateral sammenbunden tolkning - LCI-tolkning af geofysiske data', Geologisk Nyt, no. 3, pp. 20-23.

Auken, E , Christiansen, AV , Jacobsen, BH , Foged, N & Sørensen, KI 2005, 'Piecewise 1D laterally constrained inversion of resistivity data.', Geophysical Prospecting, vol. 53, pp. 497-506.

Auken, E & Christiansen, AV 2004, 'Layered and laterally constrained 2D inversion of resistivity data', Geophysics, pp. 752-761.

Christiansen, AV & Auken, E 2004, 'Optimizing a layered and laterally constrained 2D inversion of resistivity data using Broyden's update and 1D derivatives', Journal of Applied Geophysics, vol. 56, pp. 247-261.

Christiansen, AV & Auken, E 2004, 'Optimizing a layered and laterally constrained 2D inversion of resistivity data using Broyden's update and ID derivatives', Journal of Applied Geophysics, vol. 56, no. 4, pp. 247-261. https://doi.org/10.1016/S0926-9851(04)00055-2

Sørensen, KI & Auken, E 2004, 'SkyTEM - A new high-resolution helicopter transient electromagnetic system', Exploration Geophysics, vol. 35, pp. 191-199.

Halkjær, M, Sørensen, KI & Auken, E 2004, 'SkyTEM - grundvandskortlægning med helikopter', Geologisk Nyt, no. 2/04, pp. 4-7.

Wolfgram, P, Sattel, D & Christensen, NB 2003, 'Approximate 2D inversion of AEM data', Exploration Geophysics, vol. 34, pp. 29-33.

Christiansen, AV & Christensen, NB 2003, 'A quantitative appraisal of airborne and ground-based transient electromagnetic (TEM) measurements in Denmark', Geophysics, vol. 68, pp. 523-534.

Jørgensen, F, Lykke-Andersen, H, Sandersen, PBE, Auken, E & Nørmark, E 2003, 'Geophysical investigations of buried Quaternary valleys in Denmark: an integrated application of transient electromagnetic soundings, reflection seismic surveys and exploratory drillings', Journal of Applied Geophysics, vol. 53, no. 4, pp. 215-228.

Auken, E, Jørgensen, F & Sørensen, KI 2003, 'Large-scale TEM investigation for groundwater', Exploration Geophysics, vol. 33, pp. 188-194.

Danielsen, JE, Auken, E, Jørgensen, F, Søndergaard, VH & Sørensen, KI 2003, 'The application of the transient electromagnetic method in hydrogeophysical surveys', Journal of Applied Geophysics, vol. 53, pp. 181-198.

Christensen, NB 2002, 'A generic 1-D imaging method for transient electromagnetic data', Geophysics, vol. 67, pp. 438-447.

Sørensen, KI, Effersø, F, Auken, E & Pellerin, L 2002, 'A method to estimate hydraulic conductivity while drilling', Journal of Hydrology, vol. 260, pp. 15-29.

Christiansen, AV & Christensen, NB 2002, 'A quantitative appraisal of airborne and ground-based transient electromagnetic (TEM) measurements in Denmark', Geophysics (online), pp. 0-0.

Auken, E, Nebel, L, Sørensen, KI, Breiner, M, Pellerin, L & Christensen, NB 2002, 'EMMA - a geophysical training and education tool for electromagnetic modeling and analysis', Journal of Environmental and Engineering Geophysics, vol. 7, no. 2, pp. 57-68.

Sørensen, K, Effersø, F & Auken, E 2001, 'A hydrogeophysical Investigation of the Island of Drejø', Journal of Environmental & Engineering Geophysics, vol. 6, pp. 109-124.

Ensted Danielsen, J, Auken, E & Sørensen, K 2001, 'Høj-Moment-TEM - udvikling af en ny metode', Geologisk Nyt, no. 5, pp. 11-13.

Christensen, NB & Sørensen, K 2001, 'Pulled array continuous electrical sounding with an additional inductive source: an experimental design study', Geophysical Prospecting, vol. 49, pp. 241-254.

Møller, I, Jacobsen, BH & Christensen, NB 2001, 'Rapid inversion of 2-D geoelectrical data by multichannel deconvolution', Geophysics, vol. 66, pp. 800-808.

Halkjær, M & Auken, E 1998, 'TEM-metoden - erfaringer fra danske kortlægninger', Geologisk Nyt, no. 1, pp. 12-14.

Displaying results 251 to 300 out of 301

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Revised 01.11.2024

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gfs@geo.au.dk