Filtros de búsqueda

Lista de obras de Esben Auken

3D aquifer mapping employing airborne geophysics to meet India's water future

article published in 2016

3D inversion of time-domain electromagnetic data using finite elements and a triple mesh formulation

artículo científico publicado en 2021

3D resistivity gridding of large AEM datasets: A step toward enhanced geological interpretation

article

A Review of the Principles and Applications of the NMR Technique for Near-Surface Characterization

article

A comparison of helicopter-borne electromagnetic systems for hydrogeologic studies

article published in 2015

A comparison of helicopter-borne electromagnetics in frequency- and time-domain at the Cuxhaven valley in Northern Germany

article

A comprehensive study of parameter determination in a joint MRS and TEM data analysis scheme

article

A concept for calculating accumulated clay thickness from borehole lithological logs and resistivity models for nitrate vulnerability assessment

scholarly article by Anders V. Christiansen et al published September 2014 in Journal of Applied Geophysics

A global measure for depth of investigation

scholarly article

A method to estimate hydraulic conductivity while drilling

article

A parallel, scalable and memory efficient inversion code for very large-scale airborne electromagnetics surveys

A resolution study of buried valleys using laterally constrained inversion of TEM data

article by Esben Auken et al published June 2008 in Journal of Applied Geophysics

A survey of current trends in near-surface electrical and electromagnetic methods

article

A temporal and spatial analysis of anthropogenic noise sources affecting SNMR

article

Adaptive noise cancelling of multichannel magnetic resonance sounding signals

Airborne EM mapping of rockslides and tunneling hazards

An efficient hybrid scheme for fast and accurate inversion of airborne transient electromagnetic data

An integrated processing scheme for high-resolution airborne electromagnetic surveys, the SkyTEM system

article

An integrated study of the hydrogeology of volcanic islands using helicopter borne transient electromagnetic: Application in the Galápagos Archipelago

An overview of a highly versatile forward and stable inverse algorithm for airborne, ground-based and borehole electromagnetic and electric data

article

Anthropogenic wetlands due to over-irrigation of desert areas: a challenging hydrogeological investigation with extensive geophysical input from TEM and MRS measurements

Anthropogenic wetlands due to over-irrigation of desert areas; A challenging hydrogeological investigation with extensive geophysical input from TEM and MRS measurements

Application of time domain induced polarization to the mapping of lithotypes in a landfill site

Apsu: a wireless multichannel receiver system for surface-NMR groundwater investigations

Artificial neural networks for removal of couplings in airborne transient electromagnetic data

scholarly article by Kristoffer K. Andersen et al published 21 September 2015 in Geophysical Prospecting

Assessment of near-surface mapping capabilities by airborne transient electromagnetic data — An extensive comparison to conventional borehole data

scholarly article

Buried Quaternary valleys – a geophysical approach [Verborgene eiszeitliche Täler im geophysikalischen Abbild]

Calibrating a salt water intrusion model with time-domain electromagnetic data

artículo científico publicado en 2012

Characterizing the diverse hydrogeology underlying rivers and estuaries using new floating transient electromagnetic methodology

artículo científico publicado en 2020

Coil response inversion for very early time modelling of helicopter-borne time-domain electromagnetic data and mapping of near-surface geological layers

article

Combined interpretation of SkyTEM and high-resolution seismic data

article by Anne-Sophie Høyer et al published January 2011 in Physics and Chemistry of the Earth

Combining ground-based and airborne EM through Artificial Neural Networks for modelling glacial till under saline groundwater conditions

scholarly article by J. L. Gunnink et al published 29 August 2012 in Hydrology and Earth System Sciences

Coupled hydrogeophysical inversion using time-lapse magnetic resonance sounding and time-lapse gravity data for hydraulic aquifer testing: Will it work in practice?

scholarly article by Daan Herckenrath et al published January 2012 in Water Resources Research

Creating 3D images of the subsurface from high-resolution towed transient electromagnetic data

Cross-borehole tomography with full-decay spectral time-domain induced polarization for mapping of potential contaminant flow-paths

scientific article published on 05 July 2019

Data repeatability and acquisition techniques for time-domain spectral induced polarization

Deep groundwater and potential subsurface habitats beneath an Antarctic dry valley

artículo científico publicado en 2015

Detailed landfill leachate plume mapping using 2D and 3D electrical resistivity tomography - with correlation to ionic strength measured in screens

scholarly article by P.K. Maurya et al published March 2017 in Journal of Applied Geophysics

Direct current (DC) resistivity and induced polarization (IP) monitoring of active layer dynamics at high temporal resolution

article

Doubling the Spectrum of Time-domain Induced Polarization by Harmonic De-noising, Drift/Spike Removal and Tapered Gating

artículo científico publicado en 2016

Doubling the spectrum of time-domain induced polarization by harmonic de-noising, drift correction, spike removal, tapered gating and data uncertainty estimation

article published in 2016

Effect of Data Pre-Processing on the Performance of Neural Networks for 1-D Transient Electromagnetic Forward Modeling

artículo científico publicado en 2021

Effect of current pulse duration in recovering quantitative induced polarization models from time-domain full-response and integral chargeability data

artículo científico publicado en 2019

Efficient full decay inversion of MRS data with a stretched-exponential approximation of the distribution

Experience from Two Resistivity Inversion Techniques Applied in Three Cases of Geotechnical Site Investigation

Extensive perched aquifer and structural implications revealed by 3D resistivity mapping in a Galapagos volcano

scholarly article by Noémi d'Ozouville et al published May 2008 in Earth and Planetary Science Letters

Field-scale time-domain spectral induced polarization monitoring of geochemical changes induced by injected CO2in a shallow aquifer

scholarly article

Geophysical and hydrogeologic investigation of groundwater in the Karoo stratigraphic sequence at Sawmills in northern Matabeleland, Zimbabwe: a case history

scholarly article by Jens E. Danielsen et al published 27 June 2007 in Hydrogeology Journal

Geophysical imaging of the Yellowstone hydrothermal plumbing system

artículo científico publicado en 2022

Geophysical investigations of buried Quaternary valleys in Denmark: an integrated application of transient electromagnetic soundings, reflection seismic surveys and exploratory drillings

article

Geophysikalische Verfahren zur Erkundung und Charakterisierung von Grundwasserleitern in quartären Rinnen

Helicopter-borne transient electromagnetics in high-latitude environments: An application in the McMurdo Dry Valleys, Antarctica

scholarly article

High-resolution geophysical characterization of shallow-water wetlands

scholarly article

Hydrogeological settings of a volcanic island (San Cristóbal, Galapagos) from joint interpretation of airborne electromagnetics and geomorphological observations

Hydrogeophysical investigations in the western and north-central Okavango Delta (Botswana) based on helicopter and ground-based transient electromagnetic data and electrical resistance tomography

article

Imaging buried Quaternary valleys using the transient electromagnetic method

article

Imaging subsurface migration of dissolved CO2 in a shallow aquifer using 3-D time-lapse electrical resistivity tomography

scholarly article by Esben Auken et al published February 2014 in Journal of Applied Geophysics

Impact of Time-domain IP Pulse Length on Measured Data and Inverted Models

artículo científico publicado en 2015

Improved Geoarchaeological Mapping with Electromagnetic Induction Instruments from Dedicated Processing and Inversion

Improvement in MRS parameter estimation by joint and laterally constrained inversion of MRS and TEM data

article by Ahmad A. Behroozmand et al published July 2012 in Geophysics

Increasing the resolution and the signal-to-noise ratio of magnetic resonance sounding data using a central loop configuration

Integrated interpretation of helicopter and ground-based geophysical data recorded within the Okavango Delta, Botswana

scholarly article by Joel E. Podgorski et al published March 2015 in Journal of Applied Geophysics

Integrated use of geophysics, drillings, logs and geochemistry in large scale groundwater mapping

scholarly article published January 2008

Inversion of band-limited TEM responses

article

Large Scale Mapping of Fractures and Groundwater Pathways in Crystalline Hardrock By AEM

scientific article published in Scientific Reports

Large-scale 3-D modeling by integration of resistivity models and borehole data through inversion

article

Large-scale TEM investigation for groundwater

article

Laterally constrained inversion of helicopter-borne frequency-domain electromagnetic data

article by Bernhard Siemon et al published March 2009 in Journal of Applied Geophysics

Layered and laterally constrained 2D inversion of resistivity data

article by Esben Auken & Anders V. Christiansen published May 2004 in Geophysics

Mapping of landfills using time-domain spectral induced polarization data: the Eskelund case study

article

Measuring time-domain spectral induced polarization in the on-time: decreasing acquisition time and increasing signal-to-noise ratio

article

Modelling climate change effects on a Dutch coastal groundwater system using airborne electromagnetic measurements

scholarly article by M. Faneca Sànchez et al published 3 December 2012 in Hydrology and Earth System Sciences

Mutually constrained inversion (MCI) of electrical and electromagnetic data

scholarly article published January 2001

Nitrate reduction in geologically heterogeneous catchments--a framework for assessing the scale of predictive capability of hydrological models

artículo científico publicado en 2013

Noise cancelling of MRS signals combining model-based removal of powerline harmonics and multichannel Wiener filtering

article

On determining uncertainties of magnetic resonance sounding estimated transmissivities for groundwater modeling

article

On the value of including x-component data in 1D modeling of electromagnetic data from helicopterborne time domain systems in horizontally layered environments

Optimizing a layered and laterally constrained 2D inversion of resistivity data using Broyden's update and 1D derivatives

article

Optimizing a layered and laterally constrained 2D inversion of resistivity data using Broyden's update and 1D derivatives

scholarly article by Anders V. Christiansen & Esben Auken published November 2004 in Journal of Applied Geophysics

Paleo-megalake and paleo-megafan in southern Africa

article

Performance evaluation of groundwater model hydrostratigraphy from airborne electromagnetic data and lithological borehole logs

article

Permeability Estimation Directly From Logging-While-Drilling Induced Polarization Data

Physical‐Scale and Numerical Modeling of the Azimuthal Electromagnetic Response in the Macroanisotropic Case

Piecewise 1D laterally constrained inversion of resistivity data

article by Esben Auken et al published July 2005 in Geophysical Prospecting

Presenting a free, highly flexible inversion code

Probabilistic predictions using a groundwater model informed with airborne EM data

Processing and inversion of commercial helicopter time-domain electromagnetic data for environmental assessments and geologic and hydrologic mapping

scholarly article

Quantification of modeling errors in airborne TEM caused by inaccurate system description

scholarly article

Quasi 3‐D inversion of electromagnetic data

Quasi-3D modeling of airborne TEM data by spatially constrained inversion

article

Rapid tunnel-valley formation beneath the receding Late Weichselian ice sheet in Vendsyssel, Denmark

scholarly article by PETER B. E. SANDERSEN et al published November 2009 in Boreas

Removal of Co-Frequency Powerline Harmonics From Multichannel Surface NMR Data

Resolving spectral information from time domain induced polarization data through 2-D inversion

article

Salinity Distribution in Heterogeneous Coastal Aquifers Mapped by Airborne Electromagnetics

article

Seismic results as a-priori knowledge for airborne TEM data inversion — A case study

Sequential and joint hydrogeophysical inversion using a field-scale groundwater model with ERT and TDEM data

article

Sharp spatially constrained inversion with applications to transient electromagnetic data

article

SkyTEM ? a new high-resolution helicopter transient electromagnetic system

article by K.I. S�rense & Esben Auken published 2004 in Exploration Geophysics

Spatially constrained inversion for quasi 3D modelling of airborne electromagnetic data – an application for environmental assessment in the Lower Murray Region of South Australia

article

Subsurface imaging reveals a confined aquifer beneath an ice-sealed Antarctic lake

article

Successful Sampling Strategy Advances Laboratory Studies of NMR Logging in Unconsolidated Aquifers

scholarly article

Test-site calibration and validation of airborne and ground-based TEM systems

scholarly article

The application of the transient electromagnetic method in hydrogeophysical surveys

article

The effects of 3D topography on controlled-source audio-frequency magnetotelluric responses

article

Time-domain-induced polarization: Full-decay forward modeling and 1D laterally constrained inversion of Cole-Cole parameters

article by Gianluca Fiandaca et al published May 2012 in Geophysics

Trans-dimensional Bayesian inversion of airborne transient EM data from Taylor Glacier, Antarctica

scholarly article by Daniel Blatter et al published 23 June 2018 in Geophysical Journal International

Transboundary geophysical mapping of geological elements and salinity distribution critical for the assessment of future sea water intrusion in response to sea level rise

article