** Andersen, K., L. Wan, D. Grombacher, T. Lin, and E. Auken**, 2018, Studies of parameter correlations in surface NMR using the Markov chain Monte Carlo method, *Near Surface Geophysics*, 16,2,1-12. pdf

** Andersen, K., C. Kirkegaard, N. Foged, A. V. Christiansen, and E. Auken**, 2016, Artificial neural networks for removal of couplings in airborne transient electromagnetic data, *Geophysical Prospecting*, 2016,64,9. pdf

** Asif, M. R., T. S. Bording, P. K. Maurya, A. V. Christiansen, E. Auken, and J. J. Larsen**, 2021, Effect of Data Pre-Processing on the Performance of Neural Networks for 1-D Transient Electromagnetic Forward Modeling *IEEE Access*, 9, 2021,12. pdf

** Auken, E., N. Foged, K. R. Andersen, N. Nyboe, and A. V. Christiansen**, 2019, On-Time Modelling Using System Response Convolution for Improved Shallow Resolution of the Subsurface in Airborne TEM, *Exploration Geophysics*, 51,1,4-31. pdf

** Auken, E., J. B. Pedersen, and P. K. Maurya**, 2018, A new towed geophysical transient electromagnetic system for near-surface mapping, *Preview*, June 2018,33-35. pdf

** Auken, E., N. Foged, J. J. Larsen, K. Lassen, P. Maurya, S. Dath, and T. Eiskjær**, 2018, tTEM — A towed transient electromagnetic system for detailed 3D imaging of the top 70 m of the subsurface, *GEOPHYSICS*,E13-E22. pdf

** Auken, E., T. Boesen, and A. V. Christiansen**, 2017, A Review of Airborne Electromagnetic Methods With Focus on Geotechnical and Hydrological Applications From 2007 to 2017, *Advances in Geophysics*, 58,Startpage 47. pdf

** Auken, E., A. V. Christiansen, G. Fiandaca, C. Schamper, A. A. Behroozmand, A. Binley, E. Nielsen, F. Effersø, N. B. Christensen, K. I. Sørensen, N. Foged, and G. Vignoli**, 2015, An overview of a highly versatile forward and stable inverse algorithm for airborne, ground-based and borehole electromagnetic and electric data, *Exploration Geophysics*, 2015,46,223-235. pdf

** Auken, E., J. Doetsch, G. Fiandaca, A. V. Christiansen, A. Gazoty, A. G. Cahill, and R. Jakobsen**, 2014, Imaging subsurface migration of dissolved CO2 in a shallow aquifer using 3-D time-lapse electrical resistivity tomography, *Journal of Applied Geophysics*,101,31-41. pdf

** Auken, E.**, 2012, Tapping into the world's fresh water reserves, *Insight Publications*. pdf

** Auken, E., A. V. Christiansen, J. A. Westergaard, C. Kirkegaard, N. Foged, and A. Viezzoli**, 2009, An integrated processing scheme for high-resolution airborne electromagnetic surveys, the SkyTEM system, *Exploration Geophysics*, 40,184-192. pdf

** Auken, E., S. Violette, N. d'Ozouville, B. Deffontaines, K. I. Sørensen, A. Viezzoli, and G. de Marsily**, 2009, An integrated study of the hydrogeology of volcanic islands using helicopter borne transient electromagnetic: Application in the Galápagos Archipelago, *Comptes Rendus Geosciences*, 341,10-11,899-907. pdf

** Auken, E., A. V. Christiansen, L. Jacobsen, and K. I. Sørensen**, 2008, A resolution study of buried valleys using laterally constrained inversion of TEM data, *Journal of Applied Geophysics*, 65,1,10-20. pdf

** Auken, E., L. Pellerin, N. B. Christensen, and K. I. Sørensen**, 2006, A survey of current trends in near-surface electrical and electromagnetic methods, *Geophysics*, 71,5,G249-G260. pdf

** Auken, E., A. V. Christiansen, B. H. Jacobsen, N. Foged, and K. I. Sørensen**, 2005, Piecewise 1D Laterally Constrained Inversion of resistivity data, *Geophysical Prospecting*, 53,497-506. pdf

** Auken, E., and A. V. Christiansen**, 2004, Layered and laterally constrained 2D inversion of resistivity data, *Geophysics*, 69,3,752-761. pdf

** Auken, E., F. Jørgensen, and K. I. Sørensen**, 2003, Large-scale TEM investigation for groundwater, *Exploration Geophysics*, 33,3,188-194. pdf

** Auken, E., L. Nebel, K. I. Sørensen, M. Breiner, L. Pellerin, and N. B. Christensen**, 2002, EMMA - A Geophysical Training and Education Tool for Electromagnetic Modeling and Analysis, *Journal of Environmental & Engineering Geophysics*, 7,57-68. pdf

** Balbarini, N., P. K. Maurya, V. Rønde, G. Fiandaca, I. Møller, K. E. S. Klint, A. V. Christiansen, P. J. Binning, and P. L. Bjerg**, 2018, Geophysics based contaminant mass discharge quantification downgradient of a landfill and a former pharmaceutical factory, *Water Resources Research*, 8,54,436-5456. pdf

** Barfod, A., I. Møller, A. V. Christiansen, A. S. Høyer, J. Hoffimann, J. Straubhaar, and J. Caers**, 2018, Hydrostratigraphic modeling using multiple-point statistics and airborne transient electromagnetic methods, *Hydrol. Earth Syst. Sci*,22,3351–3373. pdf

** Barfod, A., T. N. Vilhelmsen, F. Jorgensen, A. V. Christiansen, A. S. Høyer, J. Straubhaar, and I. Møller**, 2018, Contributions to uncertainty related to hydrostratigraphic modeling using multiple-point statistics, *Hydrology and Earth System Sciences*, 22,10,5485-5508. pdf

** Barfod, A., I. Møller, and A. V. Christiansen**, 2016, Compiling a national resistivity atlas of Denmark based on airborne and ground-based transient electromagnetic data, *Journal of Applied Geophysics*, 134,199-209. pdf

** Baumgartner, F., and N. B. Christensen**, 1998, Analysis and application of a non-conventional underwater geoelectrical method in Lake Geneva, Switzerland, *Geophysics*, 46,527-541. pdf

** Bedrosian, P., C. Schamper, and E. Auken**, 2015, A comparison of helicopter-borne electromagnetic systems for hydrogeologic studies, *Geophysical Prospecting*, 2015,1-24. pdf

** Behroozmand, A. A., E. Auken, and R. Knight**, 2019, Assessment of Managed Aquifer Recharge Sites Using a New Geophysical Imaging Method, *Vadose Zone Journal*,13. pdf

** Behroozmand, A. A., R. Knight, M. Mueller-Petke, E. Auken, A. Barfod, T. Ferré, T. N. Vilhelmsen, C. D. Johnson, and A. V. Christiansen**, 2017, Successful Sampling Strategy Advances Laboratory Studies of NMR Logging in Unconsolidated Aquifers, *Geophysical Research Letters*. pdf

** Behroozmand, A. A., E. Auken, G. Fiandaca, and S. Rejkjaer**, 2016, Increasing the resolution and the signal-to-noise ratio of magnetic resonance sounding data using a central loop configuration, *Geophysical Journal International*, 2016,205,13. pdf

** Behroozmand, A. A., K. Keating, and E. Auken**, 2015, A review of the principles and applications of the NMR technique for near surface characterization, *Surveys in Geohysics*, 36,1,27-85. pdf

** Behroozmand, A. A., E. Dalgaard, A. V. Christiansen, and E. Auken**, 2013, A comprehensive study of the parameter determination in a joint MRS and TEM data analysis scheme, *Near Surface Geophysics*, 11,5,557-567. pdf

** Behroozmand, A. A., E. Auken, G. Fiandaca, and A. V. Christiansen**, 2012, Improvement in MRS parameter estimation by joint and laterally constrained inversion of MRS and TEM data, *Geophysics*, 74,4,WB191-WB200. pdf

** Behroozmand, A. A., E. Auken, G. Fiandaca, A. V. Christiansen, and N. B. Christensen**, 2012, Efficient full decay inversion of MRS data with a stretched-exponential approximation of the T2* distribution, *Geophysical Journal International*, 190,2,900-912. pdf

** Blatter, D., K. Key, A. Ray, N. Foley, S. Tulaczyk, and E. Auken**, 2018, Trans-Dimensional Bayesian Inversion of Airborne Transient EM Data From Taylor Glacier, Antarctica, *Geophysical Journal International*, 2018,214,1919–1936. pdf

** Boesen, T., E. Auken, A. V. Christiansen, G. Fiandaca, and C. Schamper**, 2018, A parallel computing thin sheets inversion algorithm for airborne time domain data utilizing a variable overburden, *Geophysical Prospecting*, 2018,66,1402-1414. pdf

** Boesen, T., E. Auken, A. V. Christiansen, G. Fiandaca, C. Kirkegaard, A. A. Pfaffhuber, and M. Vöge**, 2018, An efficient 2D inversion scheme for airborne frequency-domain data, *Geophysics*, 83,4,13. pdf

** Bording, T., A. K. Kühl, G. Fiandaca, J. F. Christensen, A. V. Christiansen, and E. Auken**, 2021, Cross-borehole geoelectrical time-lapse monitoring of in situ chemical oxidation and permeability estimation through induced polarization, *Near Surface Geophysics*, 2021,19,43-58. pdf

** Bording, T. S., M. R. Asif, A. S. Barfod, J. J. Larsen, B. Zhang, D. J. Grombacher, A. V. Christiansen, K. W. Engebretsen, J. B. Pedersen, P. K. Maurya, and E. Auken**, 2021, Machine learning based fast forward modelling of ground-based time-domain electromagnetic data, *Journal of Applied Geophysics*, 2021,187,9. pdf

** Bording, T. S., G. Fiandaca, P. K. Maurya, E. Auken, A. V. Christiansen, N. Tuxen, K. E. S. Klint, and T. H. Larsen**, 2019, Cross-borehole tomography with full-decay spectral time-domain induced polarization for mapping of potential contaminant flow-paths, *Journal of Contaminant Hydrology*, 226,103523. pdf

** Burschil, T., H. Wiederhold, and E. Auken**, 2012, Seismic results as a-priori knowledge for airborne TEM data inversion - A case study, *Journal of Applied Geophysics*, 80,121-128. pdf

** Cai, H., C. Hu, B. Xiong, E. Auken, M. Han, and J. Li**, 2017, Finite element time domain modeling of controlled-Source electromagnetic data with a hybrid boundary condition, *Journal of Applied Geophysics*,Accepted manuscript,38. pdf

** Capizzi, P., D. Cellura, P. L. Cosentino, G. Fiandaca, R. Martorana, P. Messina, S. Schiavone, and M. Valenza**, 2010, Integrated hydrogeochemical and geophysical surveys for a study of sea-water intrusion, *Bollettino di Geofisica Teorica e Applicata*, 51,4,285-300. pdf

** Capizzi, P., P. L. Cosentino, G. Fiandaca, R. Martorana, P. Messina, and S. Vassallo**, 2007, Geophysical investigations at the Himera archealogical site, northern Sicily, *Near Surface Geophysics*, 5,417-426. pdf

** Casas, A., P. L. Cosentino, G. Fiandaca, M. Himi, J. M. Macias, R. Martorana, A. Muñoz, L. Rivero, R. Sala, and I. Teixell**, 2018, Non - invasive Geophysical Surveys in Search of the Roman Temple of Augustus Under the Cathedral of Tarragona (Catalonia, Spain): A Case Study, *Surveys in Geophysics*, 39,6,1107-1124. pdf

** Chandra, S., E. Auken, P. K. Maurya, S. Ahmed, and S. K. Verma**, 2019, Large Scale Mapping of Fractures and Groundwater Pathways in Crystalline Hardrock By AEM, *Scientific Reports*, 9,1,398. pdf

** Chandra, S., J. Choudhury, P. K. Maurya, S. Ahmed, E. Auken, and S. K. Verma**, 2019, Geological significance of delineating paleochannels with AEM, *Exploration Geophysics*,1-10. pdf

** Chandra, S., S. Ahmed, E. Auken, J. B. Pedersen, A. Sing, and S. K. Verma**, 2016, 3D aquifer mapping employing airborne geophysics to meet India’s water future, *The Leading Edge*, 2016,September. pdf

** Chongo. M, A. V. Christiansen, A. Tembo, K. E. Banda, I. A. Nyambe, F. Larsen, and P. Bauer-Gottwein**, 2015, Airborne and ground-based transient electromagnetic mapping of groundwater salinity in the Machile-Zambezi Basin, southwestern Zambia, *Near Surface Geophysics*, 13,383-395. pdf

** Chongo. M, A. V. Christiansen, G. Fiandaca, I. A. Nyambe, F. Larsen, and P. Bauer-Gottwein**, 2015, Mapping localised freshwater anomalies in the brackish paleo-lake sediments of the Machile-Zambezi Basin with transient electromagnetic sounding, geoelectrical imaging and induced polarisation, *Journal of Applied Geophysics*, 2015,123,81-92. pdf

** Christensen, N. B., and K. Lawrie**, 2018, A novel approach to comparing AEM inversion results with borehole conductivity logs, *Exploration Geophysics*, 2018,49,309-322. pdf

** Christensen, N. B.**, 2018, Interpretation attributes derived from airborne electromagnetic inversion models using the continuous wavelet transform, *Near Surface Geophysics*, 16,665-678. pdf

** Christensen, N. B.**, 2016, Fast approximate 1D modelling and inversion of transient electromagnetic data, *Geophysical Prospecting*, 2016,14,11. pdf

** Christensen, N. B.**, 2016, Strictly horizontal lateral parameter correlation for 1D inverse modelling of large datasets, *Near Surface Geophysics*, 2016,14,8. pdf

** Christensen, N. B., and M. Halkjær**, 2014, Mapping pollution and coastal hydrogeology with helicopterborne transient electromagnetic measurements, *Exploration Geophysics*, 45,4,243-254. pdf

** Christensen, N. B., and K. C. Lawrie**, 2014, Response to comments by Adam Smiarowski and Shane Mulè on: Christensen, N., and Lawrie, K., 2012. Resolution analyses for selecting an appropriate airborne electromagnetic (AEM) system, Exploration Geophysics, 43, 213-227, *Exploration Geophysics*, Published online,1-6. pdf

** Christensen, N. B.**, 2014, Sensitivity functions of transient electromagnetic methods, *Geophysics*, 79,4,E167-E182. pdf

** Christensen, N. B., and K. C. Lawrie**, 2012, Resolution analyses for selecting an appropriate airborneelectromagnetic (AEM) system, *Explor. Geophys*, 2012,43,213-227. pdf

** Christensen, N. B., and R. J. Tølbøll**, 2009, A lateral model parameter correlation procedure for one-dimensional inverse modelling, *Geophysical Prospecting*, 57,5,919-929. pdf

** Christensen, N. B., J. E. Reid, and M. Halkjaer**, 2009, Fast, laterally smooth inversion of airborne time-domain electromagnetic data, *Near Surface Geophysics*, 7,5-6,599-612. pdf

** Christensen, N. B., and K. Dodds**, 2007, 1D inversion and resolution analysis of marine CSEM data, *Geophysics*, 72,2,WA27-WA38. pdf

** Christensen, N. B., D. Sherlock, and K. Dodds**, 2006, Monitoring CO2 injection with cross-hole electrical resistivity tomography, *Exploration Geophysics*, 37,1,44-49. pdf

** Christensen, N. B., D. Sherlock, and K. Dodds**, 2006, Monitoring CO2 injection with cross-hole electrical resistivity tomography, *Exploration Geophysics*, 37,1,44-49. pdf

** Christensen, N. B.**, 2002, A generic 1-D imaging method for transient electromagnetic data, *Geophysics*, 67,2,438-447. pdf

** Christensen, N. B., and K. I. Sørensen**, 2001, Pulled array continuous electrical sounding with an additional inductive source: an experimental design study, *Geophysical Prospecting*, 49,241-254. pdf

** Christensen, N. B.**, 2000, Difficulties in determining electrical anisotropy in subsurface investigations, *Geophysical Prospecting*, 48,1-19. pdf

** Christensen, N. B., and K. I. Sørensen**, 1998, Surface and borehole electric and electromagnetic methods for hydrogeological investigations, *European journal of environmental and engineering geophysics*, 3,1,75-90. pdf

** Christensen, N. B.**, 1997, Electromagnetic subsurface imaging. A case for adaptive Born approximation, *Surveys in Geohysics*, 18,477-510. pdf

** Christensen, N. B.**, 1996, Imaging of Transient Electromagnetic Soundings Using a Scaling Approximate Fréchet Derivative, *Lecture Notes in Earth Sciences*, 63,205-214. pdf

** Christensen, N. B.**, 1995, 1D Imaging of Central Loop Transient Electromagnetic Soundings, *Journal of Environmental & Engineering Geophysics*,1,53-66. pdf

** Christensen, N. B.**, 1990, Optimized fast Hankel transform filters, *Geophysical Prospecting*, 38,545-568. pdf

** Christensen, N. B.**, 1987, The AC-geoelectrical sounding method: a combined electric/electromagnetic prospecting tool, *BOREAS*,387-392. pdf

** Christiansen, A. V., T. N. Vilhelmsen, and E. Auken**, 2017, Groundwater Modelling by Automated Integration of Borehole Information and Airborne Transient Electromagnetic Data, *FastTIMES*, 22,3,5. pdf

** Christiansen, A. V., J. B. Pedersen, E. Auken, N. E. Søe, M. K. Holst, and S. M. Kristiansen**, 2016, Improved Geoarchaeological Mapping with Electromagnetic Induction Instruments from Dedicated Processing and Inversion, *Remote Sensing*, 2016,8,15. pdf

** Christiansen, A. V., E. Auken, C. Kirkegaard, C. Schamper, and G. Vignoli**, 2015, An efficient hybrid scheme for fast and accurate inversion of airborne transient electromagnetic data, *Exploration Geophysics*, 47,323-330. pdf

** Christiansen, A. V., N. Foged, and E. Auken**, 2014, A concept for calculating accumulated clay thickness from borehole lithological logs and resistivity models for nitrate vulnerability assessment, *Journal of Applied Geophysics*, 108,69-77. pdf

** Christiansen, A. V., and E. Auken**, 2012, A global measure for depth of investigation, *Geophysics*, 77,4,WB171-WB177. pdf

** Christiansen, A. V., E. Auken, and A. Viezzoli**, 2011, Quantification of modeling errors in airborne TEM caused by inaccurate system description, *Geophysics*, 76,1,F43-F52. pdf

** Christiansen, A. V., E. Auken, N. Foged, and K. I. Sørensen**, 2007, Mutually and laterally constrained inversion of CVES and TEM data - A case study, *Near Surface Geophysics*, 5,115-124. pdf

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

** Christiansen, A. V., and N. B. Christensen**, 2003, A quantitative appraisal of airborne and ground-based transient electromagnetic (TEM) measurements in Denmark, *Geophysics*, 68,2,523-534. pdf

** Cosentino, P. L., P. Capizzi, G. Fiandaca, R. Martorana, P. Messina, and I. R. Amoroz**, 2010, Identification of precious artefacts: the Sonic Imprint for small artefacts, *Current Analytical Chemistry*, 6,111-117. pdf

** Cosentino, P. L., P. Capizzi, G. Fiandaca, R. Martorana, and P. Messina**, 2009, Advances in Microgeophysics for Engineering and Cultural Heritage, *Journal of Earth Science*, 20,3,626-639. pdf

** Couto Junior, M. A., G. Fiandaca, P. K. Maurya, A. V. Christiansen, J. L. Porsani, and E. Auken**, 2019, AEMIP robust inversion using maximum phase angle Cole–Cole model re-parameterisation applied for HTEM survey over Lamego gold mine, Quadrilátero Ferrífero, MG, Brazil, *Exploration Geophysics*,15. pdf

** Dafflon, B., Y. Wu, S. S. Hubbard, J. T. Birkholzer, T. M. Daley, J. D. Pugh, J. E. Peterson, and R. Trautz**, 2012, Monitoring CO2 Intrusion and Associated Geochemical Transformations in a Shallow Groundwater System Using Complex Electrical Methods, *Environ. Sci. Technol*, dx.doi.org/10.1021/es301260e | Environ. Sci. Technol. XXXX, XXX, XXX.XXX,1-8. pdf

** Dalgaard, E., M. Mueller-Petke, and E. Auken**, 2016, Enhancing SNMR model resolution by selecting an optimum combination of pulse moments, stacking, and gating, *Near Surface Geophysics*, 2016,14,11. pdf

** Dalgaard, E., P. Christiansen, J. J. Larsen, and E. Auken**, 2014, A temporal and spatial analysis of anthropogenic noise sources affecting SNMR, *Journal of Applied Geophysics*, 110,0,34-42. pdf

** Dalgaard, E., E. Auken, and J. J. Larsen**, 2012, Adaptive noise cancelling of multichannel magnetic resonance sounding signals, *Geophysical Journal International*, 191,88-100. pdf

** Dam, D., N. B. Christensen, and K. I. Sørensen**, 1996, Inversion of Transient Hydraulic Head Variation Caused by a Controlled Point Source, *Lecture Notes in Earth Sciences*, Inverse methods - Interdisciplinary Elements of Methodology, Computation and Application,XX. pdf

** Danielsen, J. E., T. Dahlin, R. Owen, P. Mangeya, and E. Auken**, 2007, Geophysical and hydrogeologic investigation of groundwater in the Karoo stratigraphic sequence at Sawmills in northern Matabeleland, Zimbabwe: a case history, *Hydrogeology Journal*, 15,945-960. pdf

** Danielsen, J. E., E. Auken, F. Jørgensen, V. H. Søndergaard, and K. I. Sørensen**, 2003, The application of the transient electromagnetic method in hydrogeophysical surveys, *Journal of Applied Geophysics*, 53,4,181-198. pdf

** Davis, A., and N. B. Christensen**, 2013, Derivative analysis for layer selection of geophysical borehole logs, *Computers & Geosciences*, 60,0,34-40. pdf

** DiMassa, D., M. Fedi, G. Florio, A. Vitale, A. Viezzoli, and V. Kaminski**, 2018, Joint interpretation of AEM and aeromagnetic data acquired over the Drybones kimberlite, NWT (Canada), *Journal of Applied Geophysics*, 2018,158,48-56. pdf

** Doetsch, J., G. Fiandaca, E. Auken, A. V. Christiansen, A. G. Cahill, and J. D. Jacobsen**, 2015, Field scale time-domain spectral induced polarization monitoring of geochemical changes induced by injected CO2 in a shallow aquifer, *Geophysics*, 80,2,WA113-WA126. pdf

** Doetsch, J., T. Ingemann-Nielsen, A. V. Christiansen, G. Fiandaca, E. Auken, and B. Elberling**, 2015, Direct current (DC) resistivity and induced polarization (IP) monitoring of active layer dynamics at high temporal resolution, *Cold Regions Science and Technology*, 119,16-28. pdf

** d'Ozouville, N., E. Auken, K. I. Sørensen, S. Violette, G. d. Marsily, B. Deffontaines, and G. Merlen**, 2008, Extensive perched aquifer and structural implications revealed by 3D resistivity mapping in a Galapagos volcano, *Earth and Planetary Science Letters*, 2008,269,518-522. pdf

** Dugan, H. A., P. T. Doran, S. Tulaczyk, J. Mikucki, S. A. Arcone, E. Auken, C. Schamper, and R. Virginia**, 2014, Subsurface imaging reveals a confined aquifer beneath an ice-sealed Antarctic lake, *Geophysical Research Letters*,42,1-8. pdf

** Edsen, A., T. H. Larsen, N. Tuxen, N. Kerrn-Jespersen, N. Hamburger, M. C. Looms, L. Nielsen, A. V. Christiansen, G. Fiandaca, T. S. Bording, P. Kumar, E. Auken, E. Nørmark, K. E. S. Klint, I. Møller, and G. Vignoli**, 2016, Kortlægning af sandlinser i moræneler med geofysik – kan man det?, *Miljø og Ressourcer*, 16,4,11. pdf

** Effersø, F., E. Auken, and K. I. Sørensen**, 1999, Inversion of band-limited TEM responses, *Geophysical Prospecting*, 47,551-564. pdf

** Fiandaca, G., L. M. Madsen, and P. K. Maurya**, 2018, Re-parameterizations of the Cole-Cole model for improved spectral inversion of induced polarization data, *Near Surface Geophysics*, 16,385-399. pdf

** Fiandaca, G., P. K. Maurya, N. Balbarini, A. Hoerdt, A. V. Christiansen, N. Foged, P. L. Bjerg, and E. Auken**, 2018, Permeability Estimation Directly From Logging-While-Drilling Induced Polarization Data, *Water Resources Research*, 54,4,2851-2870. pdf

** Fiandaca, G., J. Doetsch, G. Vignoli, and E. Auken**, 2015, Generalized focusing of time-lapse changes with applications to direct current and time-domain induced polarization inversions, *Geophysical Journal International*, 203,2,1101-1112. pdf

** Fiandaca, G., J. Ramm, A. Binley, A. Gazoty, A. V. Christiansen, and E. Auken**, 2013, Resolving spectral information from time domain induced polarization data through 2-D inversion, *Geophysical Journal International*, 192,631-646. pdf

** Fiandaca, G., E. Auken, A. Gazoty, and A. V. Christiansen**, 2012, Time-domain induced polarization: Full-decay forward modeling and 1D laterally constrained inversion of Cole-Cole parameters, *Geophysics*, 77,3,E213-E225. pdf

** Fiandaca, G., R. Martorana, P. Messina, and P. L. Cosentino**, 2010, The MYG methodology to carry out 3D electrical resistivity tomography on media covered by vulnerable surfaces of artistic value, *Il Nuovo Cimento*, 125 B,5-6,711-718. pdf

** Fiandaca, G., E. Vitrano, and A. Cupane**, 2004, Ferricytochrome c encapsulated in silica nanoparticles: structural stability and functional properties, *Biopolymers*, 74,1-2,55-59. pdf

** Foged, N., P. A. Marker, A. V. Christiansen, P. Bauer-Gottwein, F. Jørgensen, A.-S. Høyer, and E. Auken**, 2014, Large scale 3D-modeling by integration of resistivity models and borehole data through inversion, *Hydrology and Earth System Sciences*, 18,4349-4362. pdf

** Foged, N., E. Auken, A. V. Christiansen, and K. I. Sørensen**, 2013, Test site calibration and validation of airborne and ground based TEM systems, *Geophysics*, 78,2,E95-E106. pdf

** Foley, N., S. Tulaczyk, E. Auken, D. Grombacher, J. Mikucki, N. Foged, K. Myers, H. Dugan, P. T. Doran, and R. A. Virginia**, 2020, Mapping geothermal heat flux using permafrost thickness constrained by airborne electromagnetic surveys on the western coast of Ross Island, Antarctica, *Exploration Geophysics*, 51,1,84-93. pdf

** Foley, N., S. Tulaczyk, D. Grombacher, P. T. Doran, J. Mikucki, K. F. Myers, N. Foged, H. Dugan, E. Auken, and R. Virginia**, 2020, Evidence for Pathways of Concentrated Submarine Groundwater Discharge in East Antarctica from Helicopter-Borne Electrical Resistivity Measurements, *Hydrology*, 6 (2),54. pdf

** Foley, N., S. Tulaczyk, D. Grombacher, P. T. Doran, J. Mikucki, K. F. Myers, N. Foged, H. Dugan, E. Auken, and R. Virginia**, 2019, Evidence for Pathways of Concentrated Submarine Groundwater Discharge in East Antarctica from Helicopter-Borne Electrical Resistivity Measurements, *Hydrology*, 6,24,15. pdf

** Foley, N., S. Tulaczyk, E. Auken, C. Schamper, H. Dugan, J. Mikucki, V. Ross, and P. T. Doran**, 2016, Helicopter-borne transient electromagnetics in high-latitude environments: An application in the McMurdo Dry Valleys, Antarctica, *Geophysics*, 81,1. pdf

** Gazoty, A., G. Fiandaca, J. Pedersen, E. Auken, and A. V. Christiansen**, 2013, Data repeatability and acquisition techniques for Time-Domain spectral Induced Polarization, *Near Surface Geophysics*, 11,4,391-406. pdf

** Gazoty, A., G. Fiandaca, J. Pedersen, E. Auken, and A. V. Christiansen**, 2012, Mapping of landfills using time-domain spectral induced polarization data: The Eskelund case study, *Near Surface Geophysics*, 10,6,575-586. pdf

** Gazoty, A., G. Fiandaca, J. Pedersen, E. Auken, A. V. Christiansen, and J. K. Pedersen**, 2012, Application of time domain induced polarization to the mapping of lithotypes in a landfill site, *HESS*, 16,1793-1804. pdf

** Grombacher, D., L. Liu, J. J. Larsen, and E. Auken**, 2018, Practical considerations for small receive coils in surface NMR, *Journal of Applied Geophysics*, 2018,154,81 - 92. pdf

** Grombacher, D.**, 2018, Numerically optimized modulations for adiabatic pulses in surface nuclear magnetic resonance, *Geophysics*, 83,2,14. pdf

** Grombacher, D., and E. Auken**, 2018, Gaining insight into the T * 2–T2 relationship in surface NMR free-induction decay measurements, *Geophysical Journal International*, 2018,213,1402-1411. pdf

** Grombacher, D., R. Dlugosch, E. Grunewald, M. Mueller-Petke, and E. Auken**, 2018, Frequency-cycling to mitigate unknown frequency offsets for adiabatic half-passage pulses in surface NMR, *Geophysics*, 83,5,JM29-JM38. pdf

** Grombacher, D., A. Behroozmand, and E. Auken**, 2017, Accounting for relaxation during pulse effects for long pulses and fast relaxation times in surface nuclear magnetic resonance, *Geophysics*, 82,6,JM23–JM36. pdf

** Grombacher, D., G. Fiandaca, A. A. Behroozmand, and E. Auken**, 2017, Comparison of stabilizer functions for smooth surface nuclear magnetic resonance inversions, *Near Surface Geophysics*, 15,5,533-544. pdf

** Grombacher, D., J. O. Walbrecker, and R. Knight**, 2014, Quantifying background magnetic-field inhomogeneity for improved interpretation of free induction decay measurements, *Geophysics*, 79,1,E11-E21. pdf

** Guillemoteau, J., N. B. Christensen, B. Holm Jacobsen, and J. Tronicke**, 2017, Fast 3D multichannel deconvolution of electromagnetic induction loop-loop apparent conductivity data sets acquired at low induction numbers, *Geophysics*, 82,6,1620-1631. pdf

** Gunnink, J. L., J. H. A. Bosch, B. Siemon, Roth.B., and E. Auken**, 2012, Combining ground-based and airborne EM through Artificial Neural Networks for modelling glacial till under saline groundwater conditions, *Hydrology and Earth System Sciences*, 16,3061-3074. pdf

** Haider, K., P. Engesgaard, T. O. Sonnenborg, and C. Kirkegaard**, 2014, Numerical modeling of salinity distribution and submarine groundwater discharge to a coastal lagoon in Denmark based on airborne electromagnetic data, *Hydrogeology Journal*,1-17. pdf

** Hansen, B. G., D. D. Voutchkova, P. B. E. Sandersen, A. Kallesøe, L. Thorling, I. Møller, R. B. Madsen, R. Jakobsen, J. Aamand, P. K. Maurya, and H. Kim**, 2021, Assessment of complex subsurface redox structures for sustainable development of agriculture and the environment, *Environmental Research Letters*, 2021,16,14. pdf

** Hansen, B. G., T. O. Sonnenborg, I. Møller, J. D. Bernth, A. S. Høyer, P. Rasmussen, P. B. E. Sandersen, and F. Jørgensen**, 2016, Nitrate vulnerability assessment of aquifers, *Environmental Earth Sciences*,75. pdf

** He, X., T. Sonnenborg, F. Jørgensen, and K. H. Jensen**, 2016, Modelling a real-world buried valley system with vertical non-stationarity using multiple-point statistics, *Hydrogeology Journal*. pdf

** He, X., J. Koch, T. O. Sonnenborg, F. Jorgensen, C. Schamper, and J. C. Refsgaard**, 2014, Transition probability- based stochastic geological modeling using airborne geophysical data and borehole data, *Water Resources Research*, 50,4,3147-3169. pdf

** Herckenrath, D., G. Fiandaca, E. Auken, and P. Bauer-Gottwein**, 2013, Sequential and joint hydrogeophysical inversion using a field-scale groundwater model with ERT and TDEM data, *Hydrology and Earth System Sciences*, 17,4043-4060. pdf

** Herckenrath, D., N. Odlum, V. Nenna, R. Knight, E. Auken, and P. Bauer-Gottwein**, 2013, Calibrating a Salt Water Intrusion Model with Time-Domain Electromagnetic Data, *Groundwater*, 51,3,385-397. pdf

** Herckenrath, D., E. Auken, L. Christiansen, A. A. Behroozmand, and P. Bauer-Gottwein**, 2012, Coupled hydrogeophysical inversion using time-lapse magnetic resonance sounding and time-lapse gravity data for hydraulic aquifer testing: Will it work in practice?, *Water Resour. Res*, 48,1,W01539. pdf

** Høyer, A. S., K. E. S. Klint, G. Fiandaca, P. K. Maurya, A. V. Christiansen, N. Balbarini, P. L. Bjerg, T. B. Hansen, and I. Møller**, 2019, Development of a high-resolution 3D geological model for landfill leachate risk assessment, *Engineering Geology*, 249,45-59. pdf

** Høyer, A. S., F. Jørgensen, P. B. E. Sandersen, A. Viezzoli, and I. Møller**, 2015, 3D Geological Modelling of a Complex Buried-Valley Network Delineated from Borehole and AEM Data, *Journal of Applied Geophysics*, 2015,122,94-102. pdf

** Høyer, A. S., F. Jørgensen, H. Lykke-Andersen, and A. V. Christiansen**, 2014, Iterative modelling of AEM data based on geological a priori information from seismic and borehole data, *Near Surface Geophysics*, 12,DOI: 10.3997/1873-0604.2014024. pdf

** Høyer, A. S., F. Jørgensen, N. Foged, X. He, and A. V. Christiansen**, 2014, Three-dimensional geological modelling of AEM resistivity data - A comparison of three methods, *Journal of Applied Geophysics*, 2015,115,65-78. pdf

** Høyer, A. S., H. Lykke-Andersen, F. Jørgensen, and E. Auken**, 2011, Combined interpretation of SkyTEM and high-resolution seismic data, *Physics and Chemistry of the Earth*, 36,16,1386-1397. pdf

** Johansen, H. K., and K. I. Sørensen**, 1979, Fast Hankel transforms, *Geophysical Prospecting*, 27,876-901. pdf

** Johansson, S., G. Fiandaca, and T. Dahlin**, 2016, Influence of non-aqueous phase liquid configuration on induced polarization parameters: Conceptual models applied to a time-domain field case study, *Journal of Applied Geophysics*, 123,295-309. pdf

** Jørgensen, F., A. S. Høyer, P. B. E. Sandersen, X. L. He, and N. Foged**, 2015, Combining 3D geological modelling techniques to address variations in geology, data type and density - An example from Southern Denmark, *Computers & Geosciences*, 81,53-63. pdf

** Jørgensen, F., R. R. Møller, L. Nebel, N. Jensen, A. V. Christiansen, and P. Sandersen**, 2013, A method for cognitive 3D geological voxel modelling of AEM data, *Bulletin of Engineering Geology and the Environment*, 72,3-4,421-432. pdf

** Jørgensen, F., W. Scheer, S. Thomsen, T. O. Sonnenborg, K. Hinsby, H. Wiederhold, C. Schamper, Roth.B., R. Kirsch, and E. Auken**, 2012, Transboundary geophysical mapping of geological elements and salinity distribution critical for the assessment of future sea water intrusion in response to sea level rise, *Hydrology and Earth System Sciences*, 16,1845-1962. pdf

** Jørgensen, F., and P. B. E. Sandersen**, 2009, Buried valley mapping in Denmark: Evaluating mapping method constraints and the importance of data density, *Zeitschrift der Deutschen Gesellschaft für Geowissenschaften (ZDGG)*, 160,2. pdf

** Jørgensen, F., and P. B. E. Sandersen**, 2006, Buried and open tunnel valleys in Denmark-erosion beneath multiple ice sheets, *Quaternary Science Reviews*, 25,11-12,1339-1363. pdf

** Jørgensen, F., P. Sandersen, E. Auken, H. Lykke-Andersen, and K. I. Sørensen**, 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, DGF*, 52,53-75. pdf

** Jørgensen, F., P. Sandersen, and E. Auken**, 2003, Imaging buried Quaternary valleys using the transient electromagnetic method, *Journal of Applied Geophysics*, 53,4,199-213. pdf

** Jørgensen, F., H. Lykke-Andersen, P. Sandersen, E. Auken, and E. Nørmark**, 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*, 53,4,215-228. pdf

** Jørgensen, F., and P. Sandersen**, 2000, Begravede Dale i Jylland - status for kortlægningen, *Geologisk Nyt*, 5,16-19. pdf

** Kaminski, V., and A. Viezzoli**, 2017, Modeling induced polarization effects in helicopter time-domain electromagnetic data: Field case studies, *GEOPHYSICS*, 82,2,B49-B61. pdf

** Kim, H., P. B. E. Sandersen, R. Jakobsen, A. J. Kallesøe, N. Claes, G. Blicher - Mathiesen, N. Foged, J. Aamand, and B. Hansen**, 2021, A 3D hydrogeochemistry model of nitrate transport and fate in a glacial sediment catchment: a first step toward a numerical mode, *Science of The Total Environment*. pdf

** Kim, H., A. S. Høyer, R. Jakobsen, L. Thorling, J. Aamand, P. K. Maurya, A. V. Christiansen, and B. G. Hansen**, 2019, 3D characterization of the subsurface redox architecture in complex geological settings, *Science of The Total Environment*, 693,133583. pdf

** Kirkegaard, C., and E. Auken**, 2014, A parallel, scalable and memory efficient inversion code for very large scale airborne EM surveys, *Geophysical Prospecting*, 63,495-507. pdf

** Kirkegaard, C., N. Foged, E. Auken, A. V. Christiansen, and K. I. Sørensen**, 2012, On the value of including x-component data in 1D modeling of electromagnetic data from helicopterborne time domain systems in horizontally layered environments, *Journal of Applied Geophysics*, 84,64-69. pdf

** Kirkegaard, C., T. O. Sonnenborg, E. Auken, and J. Flemming**, 2011, Salinity Distribution in Heterogeneous Coastal Aquifers Mapped by Airborne Electromagnetics, *Vadose Zone Journal*, 10,125-135. pdf

** Klint, K. E. S., I. Møller, P. K. Maurya, and A. V. Christiansen**, 2017, Optimising geological mapping of glacial deposits using high-resolution electromagnetic induction data, *Geological Survey of Denmark and Greenland Bulletin*, 38,9-12. pdf

** Knight, R., R. Smith, T. Asch, J. Abraham, J. Cannia, A. Viezzoli, and G. Fogg**, 2018, Mapping Aquifer Systems with Airborne Electromagnetics in the Central Valley of California, *Groundwater*, 56,6,893 – 908. pdf

** Larsen, J. J., L. Liu, D. Grombacher, G. Osterman, and E. Auken**, 2020, Apsu — A new compact surface nuclear magnetic resonance system for groundwater investigation, *Geophysics*, 85,2,JM1 - JM11. pdf

** Larsen, F., H. V. Hoang, L. T. Tran, A. V. Christiansen, and N. Q. Pham**, 2017, Groundwater salinity influenced by Holocene seawater trapped in incised valleys in the Red River delta plain., *Nature Geoscience*, 10,6. pdf

** Larsen, J. J., E. Dalgaard, and E. Auken**, 2014, Noise cancelling of MRS signals combining model-based removal of powerline harmonics and multichannel Wiener filtering, *Geophysical Journal International*, 196,2,828-836. pdf

** Lévy, L., P. K. Maurya, S. Byrdina, J. Vandemeulebrouck, F. Sigmundsson, K. Árnason, T. Ricci, D. Deldicque, M. Roger, B. Gibert, and P. Labazuy**, 2019, Electrical resistivity tomography and time-domain induced polarization field investigations of geothermal areas at Krafla, Iceland: comparison to borehole and laboratory frequency-domain electrical observations, *Geophysical Journal International*, 218,3,1469-1489. pdf

** Ley-Cooper, A. Y., A. Viezzoli, J. Guillemoteau, G. Vignoli, J. Macnae, L. H. Cox, and T. Munday**, 2014, Airborne electromagnetic modelling options and their consequences in target definition, *Exploration Geophysics*, Published online,1-11. pdf

** Ley-Cooper, A. Y., J. Macnae, and A. Viezzoli**, 2010, Breaks in lithology: Interpretation problems when handling 2D structures with a 1D approximation, *Geophysics*, 75,179-188. pdf

** Lin, C., G. Fiandaca, E. Auken, M. A. Couto, and A. V. Christiansen**, 2019, A discussion of 2D induced polarization effects in airborne electromagnetic and inversion with a robust 1D laterally constrained inversion scheme, *Geophysics*, 84,2,E75-E88. pdf

** Lin, C., S. Zhong, E. Auken, H. Cai, H. Tan, M. Peng, and W. Kong**, 2018, The effects of 3D topography on controlled-source audio-frequency magnetotelluric responses, *Geophysics*, 83,2,10. pdf

** Liu, L., D. Grombacher, E. Auken, and J. J. Larsen**, 2019, Apsu: a wireless multichannel receiver system for surface nuclear magnetic resonance groundwater investigations, *Geoscientific Instrumentation Methods and Data Systems*,8,11. pdf

** Liu, L., D. Grombacher, E. Auken, and J. J. Larsen**, 2019, Complex envelope retrieval for surface nuclear magnetic resonance data using spectral analysis, *Geophysical Journal International*, 217,2,894–905. pdf

** Liu, L., D. Grombacher, E. Auken, and J. J. Larsen**, 2018, Removal of co-frequency powerline harmonics from multichannel surface NMR data, *IEEE Geoscience and Remote Sensing Letters*, 15,1,53-57. pdf

** Madsen, L. M., G. Fiandaca, and E. Auken**, 2020, 3-D time-domain spectral inversion of resistivity and full-decay induced polarization data—full solution of Poisson's equation and modelling of the current waveform, *Geophysical Journal International*, 223,3,2101-2116. pdf

** Madsen, L. M., G. Fiandaca, E. Auken, and A. V. Christiansen**, 2017, Time-domain induced polarization – an analysis of Cole–Cole parameter resolution and correlation using Markov Chain Monte Carlo inversion, *Geophysical Journal International*, 211,3,1341-1353. pdf

** Madsen, L. M., G. Fiandaca, A. V. Christiansen, and E. Auken**, 2017, Resolution of well-known resistivity equivalences by inclusion of time-domain induced polarization data, *GEOPHYSICS*, 83,1,E47-E54. pdf

** Madsen, L. M., K. V. Lassen, E. Auken, and A. V. Christiansen**, 2017, Comparison of Near-surface Sensitivity Functions of Airborne and Ground-based EM Systems, , 2017,1,1-5. pdf

** Mankoff, K. D., D. van As, A. Lines, T. Bording, J. Elliott, R. Kraghede, H. Cantalloube, H. Oriot, P. Dubois-Fernandez, O. R. du Plessis, A. V. Christiansen, E. Auken, K. Hansen, W. Colgan, and N. B. Karlsson**, 2020, Search and recovery of aircraft parts in ice-sheet crevasse fields using airborne and in situ geophysical sensors, *Journal of Glaciology*, 66,257,496-508. pdf

** Mansoor, N., L. Slater, F. Artigas, and E. Auken**, 2006, High-resolution geophysical characterization of shallow-water wetlands, *Geophysics*, 71,4,B101-B109. pdf

** Marker, P. A., T. N. Vilhelmsen, N. Foged, T. Wernberg, E. Auken, and P. Bauer-Gottwein**, 2017, Probabilistic predictions using a groundwater model informed with airborne EM data, *Advances in Water Ressources*, 2017,103,13. pdf

** Marker, P. A., N. Foged, X. He, A. V. Christiansen, J. C. Refsgaard, E. Auken, and P. Bauer-Gottwein**, 2015, An automated method to build groundwater model hydrostratigraphy from airborne electromagnetic data and lithological borehole logs, *Hydrol. Earth Syst. Sci. Discuss*, 12,1555-1598. pdf

** Marker, P. A., N. Foged, X. He, A. V. Christiansen, A. Refsgaard, E. Auken, and P. Bauer-Gottwein**, 2015, Performance evaluation of groundwater model hydrostratigraphy from airborne electromagnetic data and lithological borehole logs, *HESS*, 19,3875-3890. pdf

** Martorana, R., G. Fiandaca, A. Casas Ponsati, and P. L. Cosentino**, 2009, Comparative tests on different multi-electrode arrays using models in near-surface geophysics, *Journal of Geophysics and Engineering*, 6,1-20. pdf

** Maurya, P. K., A. V. Christiansen, J. B. Pedersen, and E. Auken**, 2020, High resolution 3D subsurface mapping using a towed transient electromagnetic system - tTEM: case studies, *Near Surface Geophysics*, 18,16. pdf

** Maurya, P. K., G. Fiandaca, A. V. Christiansen, and E. Auken**, 2018, Field-scale comparison of frequency- and time-domain spectral induced polarization, *Geophysical Journal International*, 214,2,1441-1466. pdf

** Maurya, P. K., N. Balbarini, I. Møller, V. Rønde, A. V. Christiansen, P. L. Bjerg, E. Auken, and G. Fiandaca**, 2018, Subsurface imaging of water electrical conductivity, hydraulic permeability and lithology at contaminated sites by induced polarization, *Geophysical Journal International*,213,770 - 785. pdf

** Maurya, P. K., V. K. Rønde, G. Fiandaca, N. Balbarini, E. Auken, P. L. Bjerg, and A. V. Christiansen**, 2017, Detailed landfill leachate plume mapping using 2D and 3D electrical resistivity tomography - with correlation to ionic strength measured in screens, *Journal of Applied Geophysics*, 138,1-8. pdf

** Meier, P., T. Kalscheuer, J. E. Podgorski, A. Green, S. Greenhalgh, L. Rabenstein, J. Doetsch, W. Kinzelbach, E. Auken, P. Mikkelsen, N. Foged, B. Jaba, G. Tshoso, and O. Ntibinyane**, 2014, Hydrogeophysical investigations in the western and northern Okavango Delta (Botswana) using electrical resistance tomography (ERT) and transient electromagnetic (TEM) techniques, *Geophysics*, 79,5,B201-B211. pdf

** Mikucki, J. A., E. Auken, S. Tulaczyk, R. A. Virginia, C. Schamper, K. I. Sørensen, P. T. Doran, H. Dugan, and N. Foley**, 2015, Deep groundwater and potential subsurface habitats beneath an Antarctic dry valley, *Nature Communications*, 6. pdf

** Moghadas, D., A. A. Behroozmand, and A. V. Christiansen**, 2020, Soil electrical conductivity imaging using a neural network-based forward solver: Applied to large-scale Bayesian electromagnetic inversion, *Journal of Applied Geophysics*, 176,12. pdf

** Mudler, J., A. Hoerdt, A. Przyklenk, G. Fiandaca, P. K. Maurya, and C. Hauck**, 2019, Two-dimensional inversion of wideband spectral data from the capacitively coupled resistivity method – first applications in periglacial environments, *The Cryosphere*, 13,9,2439-2456. pdf

** Munkholm, M. S., and E. Auken**, 1996, Electromagnetic noise contamination on transient electromagnetic soundings in culturally disturbed environments, *Journal of Environmental & Engineering Geophysics*, 1,2,119-127. pdf

** Møller, I., H. Verner, V. H. Søndergaard, J. Flemming, E. Auken, and A. V. Christiansen**, 2009, Integrated management and utilization of hydrogeophysical data on a national scale, *Near Surface Geophysics*, 7,5-6,647-659. pdf

** Møller, I., V. H. Søndergaard, and F. Jørgensen**, 2009, Geophysical methods and data administration in Danish groundwater mapping, *Geological Survey of Denmark and Greenland Bulletin*, 17,41-44. pdf

** Møller, I., B. H. Jacobsen, and N. B. Christensen**, 2001, Rapid inversion of 2-D geoelectrical data by multichannel deconvolution, *Geophysics*, 66,3,800-808. pdf

** Møller, I., and K. I. Sørensen**, 1998, Improved Near-Surface Geological Mapping and Interpretation, *European journal of environmental and engineering geophysics*, 2,3,247-261. pdf

** Nyboe, N. S., and K. I. Sørensen**, 2012, Noise reduction in TEM: Presenting a bandwidth- and sensitivity-optimized parallel recording setup and methods for adaptive synchronous detection, *Geophysics*, 77,3,E203-E212. pdf

** Nyboe, N. S., F. Jørgensen, and K. I. Sørensen**, 2010, Integrated inversion of TEM and seismic data facilitated by high penetration depths of a segmented receiver setup, *Near Surface Geophysics*, 8,6,467-473. pdf

** Olsen, H., C. Ploug, and K. I. Sørensen**, 1993, Reservoir Characterization applying High Resolution Seismic Profiling. Rabis Creek, Denmark, *Ground Water*, 31,1,84-90. pdf

** Olsson, P. I., G. Fiandaca, P. K. Maurya, T. Dahlin, and E. Auken**, 2019, Effect of current pulse duration in recovering quantitative induced polarization models from time-domain full-response and integral chargeability data, *Geophysical Journal International*, 218,3,1739-1747. pdf

** Olsson, P. I., G. Fiandaca, J. J. Larsen, T. Dahlin, and E. Auken**, 2016, Doubling the spectrum of time-domain induced polarization by harmonic de-noising, drift correction, spike removal, tapered gating, and data uncertainty estimation, *Geophysical Journal International*. pdf

** Olsson, P. I., T. Dahlin, G. Fiandaca, and E. Auken**, 2015, Measuring time-domain spectral induced polarization in the on-time:decreasing acquisition time and increasing signal-to-noise ratio, *Journal of Applied Geophysics*, 2015,123,6. pdf

** Parsekian, A. D., and D. Grombacher**, 2015, Uncertainty estimates for surface nuclear magnetic resonance water content and relaxation time profiles from bootstrap statistics, *Journal of Applied Geophysics*, 119,61-70. pdf

** Pedersen, J. B., F. W. Schaars, A. V. Christiansen, N. Foged, C. Schamper, H. Rolf, and E. Auken**, 2017, Mapping the fresh-saltwater interface in the coastal zone using high-resolution airborne electromagnetics, *First Break*, 35,August 17,5. pdf

** Pfaffhuber, A. A., E. Grimstad, U. Domaas, E. Auken, N. Foged, and M. Halkjaer**, 2010, Airborne EM mapping of rockslides and tunneling hazards, *Leading Edge*, 29,8,956-959. pdf

** Podgorski, J. E., A. G. Green, T. Kalscheuer, W. Kinzelbach, H. Horstmeyer, H. Maurer, L. Rabenstein, J. Doetsch, E. Auken, T. Ngwisanyi, G. Tshoso, B. C. Jaba, O. Ntibinyane, and K. Laletsang**, 2015, Integrated interpretation of helicopter and ground-based geophysical data recorded within the Okavango Delta, Botswana, *Journal of Applied Geophysics*, 2015,114,52-67. pdf

** Podgorski, J. E., A. G. Green, L. Kgothang, W. Kinzelbach, T. Kalscheuer, E. Auken, and T. Ngwisanyi**, 2013, Paleo-megalake and paleo-megafan in southern Africa, *Geology. gsapubs. org*, 2013,41,1155-1158. pdf

** Podgorski, J. E., E. Auken, C. Schamper, A. V. Christiansen, T. Kalscheuer, and A. G. Green**, 2013, Processing and inversion of commercial helicopter time-domain electromagnetic data for environmental assessments and geologic and hydrologic mapping, *Geophysics*, 78,4,E149-E159. pdf

** Poulsen, S. E., K. R. Rasmussen, N. B. Christensen, and S. Christensen**, 2010, Evaluating the salinity distribution of a shallow coastal aquifer by vertical multielectrode profiling (Denmark), *Hydrogeology Journal*, 18,1,161-171. pdf

** Poulsen, L. H., and N. B. Christensen**, 1999, Hydrogeophysical mapping with the transient electromagnetic sounding method, *European journal of environmental and engineering geophysics*, 3,201-220. pdf

** Pryet, A., N. d'Ozouville, S. Violette, B. Deffontaines, and E. Auken**, 2012, Hydrogeological settings of a volcanic island (San Cristóbal, Galapagos) from joint interpretation of airborne electromagnetics and geomorphological observations, *Hydrol. Earth Syst. Sci. Discuss*, 16,4571-4579. pdf

** Pryet, A., J. Ramm, J. P. Chiles, E. Auken, B. Deffontaines, and S. Violette**, 2011, 3D resistivity gridding of large AEM datasets: A step toward enhanced geological interpretation, *Journal of Applied Geophysics*, 75,277-283. pdf

** Paasche, H., J. Tronicke, H. Maurer, A. G. Green, E. Auken, and F. Stauffer**, 2007, Geophysical surveying an active well catchment in the presence of significant topography and anthropogenic disturbances, *Near Surface Geophysics*, 5,307-317. pdf

** Refsgaard, J. C., T. O. Sonnenborg, M. B. Butts, J. H. Christensen, S. Christensen, M. Drews, K. H. Jensen, F. Jørgensen, L. F. Jørgensen, M. A. D. Larsen, S. H. Rasmussen, L. P. Seaby, D. Seifert, and T. N. Vilhelmsen**, 2016, Climate change impacts on groundwater hydrology – where are the main uncertainties and can they be reduced?, *Hydrological Sciences Journal*,1-13. pdf

** Refsgaard, A., E. Auken, C. A. Bamberg, B. S. B. Christensen, T. Clausen, E. Dalgaard, F. Effersø, V. Ernstsen, F. Gertz, A. L. Hansen, X. He, B. H. Jacobsen, K. H. Jensen, F. Jørgensen, L. F. Jørgensen, J. Koch, B. Nilsson, C. Petersen, G. DeSchepper, C. Schamper, K. I. Sørensen, R. Therrien, C. Thirup, and A. Viezzoli**, 2014, Nitrate reduction in geologically heterogeneous catchments - A framework for assessing the scale of predictive capability of hydrological models, *ScienceDirect*, 468-469,1278-1288. pdf

** Rossi, M., P. I. Olsson, S. Johanson, G. Fiandaca, D. P. Bergdahl, and T. Dahlin**, 2017, Mapping geological structures in bedrock via large-scale direct current resistivity and time-domain induced polarization tomography, *Near Surface Geophysics*, 15,6,657-667. pdf

** Rumph Frederiksen, R., S. Christensen, and K. R. Rasmussen**, 2018, Estimating groundwater discharge to a lowland alluvial stream using methods at point-, reach-, and catchment-scale, *Journal of Hydrology*, 2018,564,836–845. pdf

** Rumph Frederiksen, R., A. V. Christiansen, S. Christensen, and K. R. Rasmussen**, 2017, A direct comparison of EMI data and borehole data on a 1000 ha data set, *GEODERMA*, 2017,303,188–195. pdf

** Safi, A., T. N. Vilhelmsen, I. Alameddine, M. A. Najm, and M. El-Fadel**, 2018, Data-Worth Assessment for a Three-Dimensional Optimal Design in Nonlinear Groundwater Systems, *Groundwater*. pdf

** Sandersen, P. B. E., F. Jørgensen, N. Larsen, K, J. H. Westergaard, and E. Auken**, 2009, Rapid tunnel-valley formation beneath the receding Late Weichselian ice sheet in Vendsyssel, Denmark, *BOREAS*, 38,4,834-851, DOI: 810.1111/j.1502-3885.2009.00105.x. pdf

** Sandersen, P. B. E., and F. Jørgensen**, 2003, Buried Quaternary valleys in western Denmark--occurrence and inferred implications for groundwater resources and vulnerability, *Journal of Applied Geophysics*, 53,4,229-248. pdf

** Schamper, C., F. Jørgensen, E. Auken, and F. Effersø**, 2014, Assessment of near-surface mapping capabilities by airborne transient electromagnetic data - An extensive comparison to conventional borehole data, *Geophysics*, 79,4,B187-B199. pdf

** Schamper, C., E. Auken, and K. I. Sørensen**, 2014, Coil response inversion for very early time modelling of helicopter-borne time-domain electromagnetic data and mapping of near-surface geological layers, *Geophysical Prospecting*, 62,3,658-674, DOI: 610.1111/1365-2478.12104. pdf

** Schamper, C., R. F., and R. Guérin**, 2012, 1D single-site and laterally constrained inversion of multifrequency and multicomponent ground-based electromagnetic induction data - Application to the investigation of a near-surface clayey overburden, *Geophysics*, 77,4,WB19-WB35. pdf

** Schamper, C., R. F., T. A., and S. S.**, 2011, Theoretical analysis of long offset time-lapse frequency domain controlled source electromagnetic signals using the method of moments: Application to the monitoring of a land oil reservoir, *J. Geophys. Res*, 116. pdf

** Siemon, B., A. V. Christiansen, and E. Auken**, 2009, A review of helicopter-borne electromagnetic methods for groundwater exploration, *Near Surface Geophysics*, 7,5-6,629-646. pdf

** Siemon, B., E. Auken, and A. V. Christiansen**, 2009, Laterally constrained inversion of helicopter-borne frequency-domain electromagnetic data, *Journal of Applied Geophysics*, 67,259-268. pdf

** Steuer, A., B. Siemon, and E. Auken**, 2009, A comparison of helicopter-borne electromagnetics in frequency- and time-domain at the Cuxhaven valley in Northern Germany, *Journal of Applied Geophysics*, 67,194-205. pdf

** Sørensen, K. I., and E. Auken**, 2004, SkyTEM - A new high-resolution helicopter transient electromagnetic system, *Exploration Geophysics*, 35,191-199. pdf

** Sørensen, K. I., F. Effersø, E. Auken, and L. Pellerin**, 2002, A method to estimate hydraulic conductivity while drilling, *Journal of Hydrology*, 260,15-29. pdf

** Sørensen, K. I., F. Effersø, and E. Auken**, 2001, A hydrogeophysical Investigation of the Island of Drejø, *European journal of environmental and engineering geophysics*, 6,109-124. pdf

** Sørensen, K. I., and F. Larsen**, 1999, Ellog Auger Drilling: 3-in-one Method for Hydrogeological Data Collection, *Ground Water Monitoring & Remediation*, 19,4,97-101. pdf

** Sørensen, K. I.**, 1996, Pulled Array Continuous Electrical Profiling, *First Break*, 14,3,85-90. pdf

** Sørensen, K. I., and N. B. Christensen**, 1994, The fields from a finite electrical dipole - A new computational approach, *Geophysics*, 59,6,864-880. pdf

** Sørensen, K. I.**, 1989, A method for measurement of the electrical formation resistivity while auger drilling, *First Break*, 7,403-407. pdf

** Sørensen, K. I., and L. Børsting-Pedersen**, 1977, Solution of the H-polarization induction problem by wavenumber integral equation approach, *Geophysical Journal Of The Royal Astronomical Society*, 48,493-508. pdf

** Thiesson, J., P. Kessouri, C. Schamper, and T. A.**, 2014, Calibration of frequency-domain electromagnetic devices used in near-surface surveying, *Near Surface Geophysics*, 2014,12,481-491. pdf

** Thomsen, R., V. H. Søndergaard, and K. I. Sørensen**, 2004, Hydrogeological mapping as a basis for establishing site-specific groundwater protection zones in Denmark, *Hydrogeology*, 12,550-562. pdf

** Tomaškovicová, S., T. Ingeman-Nielsen, A. V. Christiansen, I. Brandt, T. Dahlin, and B. Elberling**, 2016, Effect of electrode shape on grounding resistances — Part 2: Experimental results and cryospheric monitoring, *Geophysics*, 81,1,14. pdf

** Tran, L. T., F. Larsen, N. Q. Pham, A. V. Christiansen, N. Tran, H. V. Vu, L. V. Tran, H. V. Hoang, and K. Hinsby**, 2012, Origin and extent of fresh groundwater, salty paleowaters and recent saltwater intrusions in Red River flood plain aquifers, Vietnam, *Hydrogeology Journal*, 20,7,1295-1313. pdf

** Trant, P. L. K., S. M. Kristiansen, A. V. Christiansen, B. Wouters, and S. M. Sindbæk**, 2021, Sampling density and spatial analysis: a methodological pXRF study of the geochemistry of a Viking-Age house in Ribe, Denmark, *Archaeological and Anthropological Sciences*, 13,21,17. pdf

** Tølbøll, R. J., and N. B. Christensen**, 2007, Sensitivity functions of frequency-domain magnetic dipole-dipole systems, *Geophysics*, 72,2,F45-F56. pdf

** Tølbøll, R. J., and N. B. Christensen**, 2006, Robust 1D inversion and analysis of helicopter electromagnetic (HEM) data, *Geophysics*, 71,2,G53-G62. pdf

** Viezzoli, A., V. Kaminski, and G. Fiandaca**, 2017, Modeling induced polarization effects in helicopter time domain electromagnetic data: Synthetic case studies, *Geophysics*, 82,2,E31-E50. pdf

** Viezzoli, A., and V. Kaminskiy**, 2016, Airborne IP: examples from the Mount Milligan deposit, Canada, and the Amakinskaya kimberlite pipe, Russia, *Exploration Geophysics*, Published online 8 July 2016,10. pdf

** Viezzoli, A., F. Jørgensen, and C. Sorensen**, 2012, Flawed processing of airborne EM data affecting hydrogeological interpretation, *Groundwater*, 51,2,191-202. pdf

** Viezzoli, A., T. Munday, E. Auken, and A. V. Christiansen**, 2010, Accurate quasi 3D versus practical full 3D inversion of AEM data - the Bookpurnong case study, *Preview*, 149,23-31. pdf

** Viezzoli, A., L. Tosi, P. Teatini, and S. Silvestri**, 2010, Surface water-groundwater exchange in transitional coastal environments by airborne electromagnetics: The Venice Lagoon example, *Geophysical Research Letters*, 37,1. pdf

** Viezzoli, A., E. Auken, and T. Munday**, 2009, Spatially constrained inversion for quasi 3D modelling of airborne electromagnetic data - an application for environmental assessment in the Lower Murray Region of South Australia, *Exploration Geophysics*, 40,173-183. pdf

** Viezzoli, A., A. V. Christiansen, E. Auken, and K. I. Sørensen**, 2008, Quasi-3D modeling of airborne TEM data by Spatially Constrained Inversion, *Geophysics*, 73,3,F105-F113. pdf

** Viezzoli, A., and J. P. Cull**, 2005, Electrical methods for detection and discrimination of saline groundwater in clay-rich sediments in northern Victoria, *Exploration Geophysics*, 36,3,294-300. pdf

** Vignoli, G., G. Fiandaca, A. V. Christiansen, C. Kirkegaard, and E. Auken**, 2015, Sharp spatially constrained inversion with applications to transient electromagnetic data, *Geophysical Prospecting*, 63,1,243-255. pdf

** Vilhelmsen, T. N., P. A. Marker, N. Foged, T. Wernberg, E. Auken, A. V. Christiansen, P. Bauer-Gottwein, S. Christensen, and A. Høyer**, 2019, A regional scale hydrostratigraphy generated from geophysical data of varying age, type and quality, *Water Resources Management*, 33,2,15. pdf

** Vilhelmsen, T. N., E. Auken, A. V. Christiansen, A. S. Barfod, P. A. Marker, and P. Bauer-Gottwein**, 2019, Combining Clustering Methods With MPS to Estimate Structural Uncertainty for Hydrological Models, *Frontiers in Earth Science*. pdf

** Vilhelmsen, T. N., and T. P. A. Ferré**, 2017, Extending data worth analyses to select multiple observations targeting multiple forecasts, *Groundwater*,1-14. pdf

** Vilhelmsen, T. N., S. Christensen, and E. Auken**, 2016, On determining uncertainties of magnetic resonance sounding estimated transmissivities for groundwater modeling, *Geophysics*, 81,4. pdf

** Vilhelmsen, T. N., A. A. Behroozmand, S. Christensen, and T. H. Nielsen**, 2014, Joint inversion of aquifer test, MRS and TEM data, *Water Resources Research*, 50,3956-3975. pdf

** Wemegah, D. D., G. Fiandaca, E. Auken, A. Menyeh, and S. K. Danuor**, 2017, Spectral time-domain induced polarisation and magnetic surveying- an efficient tool for characterisation of solid waste deposits in developing countries, *Near Surface Geophysics*, 15,1,75-84. pdf

** Wiederhold, H., H. Rumpel, E. Auken, B. Siemon, W. Scheer, and R. Kirsch**, 2008, Geophysikalische Verfahren zur Erkundung und Charakterisierung von Grundwasserleitern in quartären Rinnen, *Grundwasser*, 2008,13,68-77. pdf

** Wisén, R., A. V. Christiansen, T. Dahlin, and E. Auken**, 2008, Experience from Two Resistivity Inversion Techniques Applied in Three Cases of Geotechnical Site Investigation, *Journal of geotechnical and geoenvironmental engineering*, 134,12,1730-1742. pdf

** Wisén, R., E. Auken, and T. Dahlin**, 2005, Combination of 1D laterally constrained inversion and 2D smooth inversion of resistivity data with a priori data from boreholes, *Near Surface Geophysics*, 3,71-79. pdf

** Wisén, R., and A. V. Christiansen**, 2005, Laterally and Mutually Constrained Inversion of Surface Wave Seismic Data and Resistivity Data, *Journal of Environmental & Engineering Geophysics*, 10,3,251-262. pdf

** Wolfgram, P., D. Sattel, and N. B. Christensen**, 2003, Approximate 2D inversion of AEM data, *Exploration Geophysics*, 34,29-33. pdf