**Sharp Model Inversion Setup for inversion of geophysical data - Guidelines and Examples, June **2018 - pdf

A short report describing the sharp regularization for inversion. It gives a brief introduction to the technical details and how to tune parameters and then gives several examples on real data.

** Andersen, K. A., 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. 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

** 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. 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. 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

** Balbarini, N., V. Rønde, P. Maurya, G. Fiandaca, I. Møller, K. E. 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*, 54, 8,5436-5456. 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

** 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., R. Knight, M. Müller-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, 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

** 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

** 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, C. Kirkegaard, A. A. Pfaffhuber, and M. Vöge**, 2018, An efficient 2D inversion scheme for airborne frequency-domain data, *Geophysics*, 83, 4,13. 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

** 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. M. Maurya, S. Ahmed, and S. K. Verma**, 2019, Large Scale Mapping of Fractures and Groundwater Pathways in Crystalline Hardrock By AEM, *Nature*, Published online 23 January 2019,11. 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., 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., 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.**, 2018, Interpretation attributes derived from airborne electromagnetic inversion models using the continuous wavelet transform, *Near Surface Geophysics*, 16,665-678. 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.**, 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., 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 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., 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.**, 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. 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., 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

** Dalgaard, E., M. Müller-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

** 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

** 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

** 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. 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.**, 2018, Induction-free acquisition range in spectral time- and frequency-domain induced polarization at field scale, . pdf

** Fiandaca, G., P. K. Maurya, N. Balbarini, A. Hördt, 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., 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., 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, 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, 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

** 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

** Grombacher, D., R. Dlugosch, E. Grunewald, M. Müller-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., 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.**, 2018, Numerically optimized modulations for adiabatic pulses in surface nuclear magnetic resonance, *Geophysics*, 83, 2,14. 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., A. Behroozmand, and E. Auken**, 2017, Accounting for Relaxation During Pulse Effects for Long Pulses and Fast Relaxation Times in Surface NMR, *Geophysics*,52. 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

** 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., 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., 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. Klint, G. Fiandaca, P. Maurya, A. Christiansen, N. Balbarini, P. Bjerg, T. 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, 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**, 2015, 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. Hoyer, P. Sandersen, X. 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

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TEST TETS

**Sharp Model Inversion Setup for inversion of geophysical data - Guidelines and Examples, June ****2018 - pdf**