Research Explorer

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Researcher

Thomas Hermans

Publications & Research Data

Awards & Distinctions

223 Results

2026

Decision-making under uncertainty for LT-ATES systems in complex subsurface settings: application to a low-transmissivity aquifer

Luka TasJef CaersThomas Hermans

U Journal Article in Advances in Water Resources

River discharge monitoring using remote-sensing and hydrological modeling : the case of Golina River, Danakil Basin, Ethiopia

Mengesha TesfawKristine WalraevensThomas HermansFenta NigateMulatu KassaKasye ShituMekete Dessie

A1 Journal Article in HYDROLOGICAL SCIENCES JOURNAL

2025

A geological and geophysical database for the assessment of offshore freshened groundwater resources

M. GiustinianiD. GamboaC. BertoniM. UsmanA. T. ThomasA. MicallefI. RetikeS. BachtouliE. BarisonM. Busetti et al.

A1 Journal Article in HYDROGEOLOGY JOURNAL

Advances in agrogeophysics : geophysical monitoring of the fresh-saline water interface in an agricultural field in the Belgian polders

Guillaume BlanchyBert EveraertErika RodriguezAli MehmandoostkotlarDavid CaterinaJonathan ChambersFrédéric NguyenThomas HermansPhilippe De SmedtDominique Huits et al.

A1 Journal Article in COMPTES RENDUS GEOSCIENCE

Aquifer thermal energy storage within a groundwater protection area : possible interactions between competing subsurface activities

Wouter DeleersnyderLuka TasThomas Hermans

Data underlying the publication: Multi-Objective Optimization of Energy Efficiency and Geomechanical Safety in High-Temperature Aquifer Thermal Energy Storage (HT-ATES) Systems Based on Coupled Thermo-Hydro-Mechanical (THM) Analysis

Le ZhangThomas Hermans

Efficiency and heat transport processes of low-temperature aquifer thermal energy storage systems : new insights from global sensitivity analyses

Luka TasNiels HartogMartin BloemendalDavid SimpsonTanguy RobertRobin ThibautLe ZhangThomas Hermans

A1 Journal Article in GEOTHERMAL ENERGY

Estimation of groundwater recharge in the volcanic aquifers in a tropical climate, Southwestern Ethiopia : insights from water table fluctuation and chloride mass balance methods

Adisu Befekadu KebedeFayera Gudu TufaWagari Mosisa KitessaBeekan Gurmessa GudetaSeifu Kebede DebelaAlemu Yenehun BeyeneFekadu Fufa FeyessaThomas HermansKristine Walraevens

A1 Journal Article in WATER

Field calibration of multibeam water column imagery in turbid waters

Peter UrbanNore PraetThomas VandorpeThomas Hermans

Fresh submarine groundwater discharge in Belgium : an overview

Marieke PaepenElien VranckenKristine WalraevensThomas Hermans

Geochemical experimental study on the alteration of granite pore structures under CO2-H2O-rock interactions in CO2-enhanced geothermal systems

Jiajie YangJ.G. WangPeibo LiThomas Hermans

A1 Journal Article in INTERNATIONAL JOURNAL OF ROCK MECHANICS AND MINING SCIENCES

Hydrogeochemical characterization and water quality evaluation in the Gilgel Gibe and Dhidhessa watersheds, Southwestern Ethiopia

Adisu Befekadu KebedeFayera Gudu TufaWagari Mosisa KitessaSeifu Kebede DebelaBeekan Gurmessa GudetaBekan Chelkeba TumsaFekadu Fufa FayessaThomas HermansKristine Walraevens

Hydrogeological analysis of a volcanic aquifer system in the Jimma area, Ethiopia

Wagari Mosisa KitessaKristine WalraevensThomas HermansFekadu Fufa Feyessa

Impact of the Tigray war on water infrastructures and essential hydrosystems in selected battle corridors

Gebremedhin BerhaneTesfamichael GebreyohannesMiruts HagosAbdelwassie HuessienAregawi GebrekirstosKaleab Adhena AberaThomas HermansKristine Walraevens

A1 Journal Article in WATER

Improved 3D geological modelling with geophysical data and Markov-type categorical prediction

Liming GuoThomas HermansNicolas BenoitDavid DudalEllen Van De VijverRasmus MadsenJesper NørgaardWouter Deleersnyder

Improving salinity estimation from electromagnetic data using Bayesian evidential learning

Arsalan AhmedThomas HermansDavid Dudal

Influence of hydrogeological and numerical parameters on the simulation of an upper saline plume and fresh submarine groundwater discharge

Marieke PaepenMaarten MinnaertJanek GreskowiakThomas Hermans

A1 Journal Article in JOURNAL OF HYDROLOGY

Interdisciplinary pathways for sustainable management of geological resources : a case study in Flanders

Alexander Van OvermeirenHanne Lamberts-Van AsscheAlejandra TovarKyra VerbruggenCarolin WallmeierLuka TasWouter DeleersnyderJose RodriguezHannelore PeetersKris Piessens et al.

Investigation of groundwater resources using geophysical and hydrochemical methods : the case of Mekelle City and surroundings, Tigray, North Ethiopia

Kaleab Adhena AberaKristine WalraevensThomas HermansMiruts HagosTesfamichael Gebreyohannes Tewolde

Microseismic/acoustic emission sources localization method using improved search algorithm for multiple media and irregular complex structures

Yihan Zhang ZhangLongbin YangLongjun DongJiachuang WangQingchun HuZhongwei PeiThomas Hermans

A1 Journal Article in MEASUREMENT

Multi-objective optimization of energy efficiency and geomechanical safety in high-temperature aquifer thermal energy storage (HT-ATES) systems based on coupled thermo-hydro-mechanical (THM) analysis

Le ZhangZerui MiWenzhuo CaoLiyuan LiuLuka TasThomas Hermans

A1 Journal Article in ENERGY

Proposed solutions to mitigate saltwater intrusion in the Luy River catchment, Binh Thuan Province

Hieu Ho HuuDiep Cong ThiLinh Pham DieuFrédéric NguyenThomas Hermans

A2 Journal Article in JOURNAL OF GEOLOGY (VIETNAM)

Stochastic inversion of transient electromagnetic data to derive aquifer geometry and associated uncertainties

Lukas AignerHadrien MichelThomas HermansAdrián Flores Orozco

A1 Journal Article in GEOPHYSICAL JOURNAL INTERNATIONAL

Subsurface hydrothermal alteration mapping in the Reykjanes Geothermal area using a combined geoelectrical approach

Lore VanhoorenElien VranckenWarre DekoninckAdrian OrozcoOlivier FontaineBergur BergssonKristin JonsdottirCorentin CaudronThomas Hermans

Subsurface hydrothermal alteration mapping in the Reykjanes Geothermal area using a combined geoelectrical approach

Lore VanhoorenElien VranckenWarre DekoninckAdrian Flores-OrozcoOlivier FontaineBergur BergssonKristín JónsdóttirCorentin CaudronThomas Hermans

U Journal Article in Volcanica

The robust role of petrophysical relationships in quantifying salinity in heterogeneous coastal aquifers

Diep Cong ThiFrédéric NguyenThomas Hermans

Thermo-hydro-mechanical modeling of geothermal energy systems in deep mines : uncertainty quantification and design optimization

Le ZhangAnne-Catherine DieudonnéAlexandros DaniilidisLongjun DongWenzhuo CaoRobin ThibautLuka TasThomas Hermans

A1 Journal Article in APPLIED ENERGY

Towards 3D turbidity by correlating multibeam sonar and in-situ sensor data: the TURBEAMS approach

Thomas VandorpeNore PraetPeter UrbanBenjamin Van RoozendaelMarc RocheKoen DegrendeleThomas Hermans

Towards sustainability in dry land oases : water challenges and quality

Athmane KhettouchMohammed HssaisouneYassine Ait BrahimYassin Ez-ZaouyThomas HermansLhoussaine Bouchaou

A1 Journal Article in ENVIRONMENTAL RESEARCH COMMUNICATIONS

Valuing geosystem services in subsurface decision-making : a real options game approach

Hanne Lamberts-Van AssLuka TasWouter DeleersnyderThomas HermansTine Compernolle

2024

A geostatistical approach to salinity estimation in the coastal aquifers of the Luy River, Binh Thuan, Vietnam

Diep Cong ThiEllen Van De VijverHuu Hieu HoFrédéric NguyenThomas Hermans

A multidimensional AI-trained correction to the 1D approximate model for Airborne TDEM sensing

Wouter DeleersnyderDavid DudalThomas Hermans

A1 Journal Article in COMPUTERS & GEOSCIENCES

An efficient workflow for airborne electromagnetic data processing for advanced applications

Wouter DeleersnyderThomas HermansDavid Dudal

Assessing and improving the robustness of Bayesian evidential learning in one dimension for inverting time-domain electromagnetic data : introducing a new threshold procedure

Arsalan AhmedLukas AignerHadrien MichelWouter DeleersnyderDavid DudalAdrian Flores OrozcoThomas Hermans

A1 Journal Article in WATER

Bayesian evidential learning approach to uncertainty quantification in THM model of geothermal energy extraction in deep mines

Le ZhangAlexandros DaniilidisAnne-Catherine DieudonnéThomas Hermans

Efficiency and heat transport processes of low-temperature aquifer thermal energy storage systems: new insights from global sensitivity analyses - Supporting Dataset

Luka TasNiels HartogMartin BloemendalDavid SimpsonTanguy RobertRobin ThibautLe ZhangThomas Hermans

Exploring interactions between groundwater extraction and shallow geothermal energy to use the subsurface optimally and sustainably

Wouter DeleersnyderLuka TasDorota SzwochThomas Hermans

Fresh submarine groundwater discharge in the Belgian coastal area

Marieke PaepenThomas HermansKristine Walraevens

Global sensitivity analysis of model parameters, heat transport processes and design parameters in ATES Systems

Luka TasThomas HermansMartin BloemendalNiels Hartog

Global sensitivity analysis of model parameters, heat transport processes and design parameters in ATES systems

Luka TasNiels HartogMartin BloemendalThomas Hermans

Groundwater level assessment using data logger and manual monitoring in developing country, southwestern Ethiopia

Adisu Befekadu KebedeFekadu Fufa FeyessaThomas HermansKristine Walraevens

Groundwater recharge estimation using chloride mass balance (CMB) and water level fluctuation (WTF) in tropical climate

Adisu Befekadu KebedeFekadu Fufa FeyessaThomas HermansKristine Walraevens

Harmonizing subsurface activities : exploring interactions between groundwater extraction and shallow geothermal energy

Luka TasDorota SzwochThomas Hermans

How geophysics can help unravel the heterogeneity of the intertidal zone

Elien VranckenMarieke PaepenThomas Hermans

Hydrogeological modelling of the saltwater intrusions in the Southern Central Region of Vietnam under changing scenarios : the case of Luy River catchment

Linh Pham DieuThomas HermansFrédéric NguyenHo Huu Hieu

Hydrogeophysical characterization of saltwater intrusions in the Southern Central Region, Vietnam

Diep Cong ThiThomas HermansFrédéric NguyenHo Huu Hieu

Integrated methodology to link geochemical and geophysical-lab data in a geophysical investigation of a slag heap for resource quantification

Itzel Isunza ManriqueThomas HermansDavid CaterinaDamien JougnotBenoît MignonAntoine MasseFrédéric Nguyen

A1 Journal Article in JOURNAL OF ENVIRONMENTAL MANAGEMENT

Integrating geophysical inversion with Markov-type categorical prediction for improved geological modelling

Liming GuoThomas HermansDavid DudalEllen Van De VijverN. BenoitWouter Deleersnyder

Is ERT suited for the continuous monitoring of volcanic systems? A case study during the 2023 unrest of the Reykjanes system.

Lore VanhoorenThomas HermansCorentin Caudron

Machine Learning approaches to predict turbidity from multibeam echosounder data

Thomas HermansRobin ThibautNore PraetPeter Urban

Mapping salinity estimation in the coastal aquifers of the Luy River, Vietnam using indicator kriging

Diep Cong ThiEllen Van De VijverHuu Hieu HoFrédéric NguyenThomas Hermans

Quantifying climate change variability for the better management of water resources : the case of Kobo Valley, Danakil Basin, Ethiopia

Mengesha TesfawMekete DessieKristine WalraevensThomas HermansFenta Nigate AberaTewodros AssefaKasye Shitu

A2 Journal Article in CLIMATE

Quantifying salinity in heterogeneous coastal aquifers through ERT and IP: insights from laboratory and field investigations

Diep Cong ThiLinh Pham DieuDavid CaterinaXavier De PauwDang Thi Huyen [missing]Huu Hieu Ho [missing]Frédéric NguyenThomas Hermans

A1 Journal Article in JOURNAL OF CONTAMINANT HYDROLOGY

Response to soil compaction of the electrical resistivity tomography, induced polarisation, and electromagnetic induction methods : a case study in Belgium

Danial MansourianAdriaan VanderhasseltWim CornelisThomas Hermans

A1 Journal Article in SOIL RESEARCH

Stochastic inversion of the fresh-/saltwater interface from electromagnetic data

Arsalan AhmedWouter DeleersnyderDavid DudalThomas Hermans

Themachinethatgoesping : Pythonic(++) processing of MBES and SBES data

Peter UrbanNore PraetThomas VandorpeThomas Hermans

Towards a scientifically sound approach for ATES decision-making by incorporating uncertainty in models

Luka TasThomas Hermans

Using open-source forward models to construct a surrogate forward model and regularization scheme

Wouter DeleersnyderDavid DudalThomas Hermans

Validation of the Wavelet-based deterministic inversion ensemble approach with Markov-chain Monte Carlo

Wouter DeleersnyderThomas HermansDavid Dudal

2023

A new Bayesian framework for the interpretation of geophysical data

Hadrien MichelFrédéric NguyenThomas Hermans

Advancing measurements and representations of subsurface heterogeneity and dynamic processes: towards 4D hydrogeology

Thomas HermansPascal GoderniauxDamien JougnotJan H. FleckensteinPhilip BrunnerFrédéric NguyenNiklas LindeJohan Alexander HuismanOlivier BourJorge Lopez Alvis et al.

A1 Journal Article in HYDROLOGY AND EARTH SYSTEM SCIENCES

An integrated geoarchaeological approach to the investigation of multi-period prehistoric settlements : the case of Neolithic Drenovac

Philippe De SmedtCharles FrenchTimothy KinnairdTonko RajkovačaAleksandar MilekićPetros ChatzimpaloglouJeroen VerheggeThomas HermansGaston Matías Mendoza VeiranaDjurdja Obradović et al.

Analyzing the ability of BEL1D for inverting TEM data

Arsalan AhmedLukas AignerHadrien MichelWouter DeleersnyderDavid DudalAdrian Flores OrozcoThomas Hermans

Assessing quantitatively interpretable zones from 1D forward modelling AEM inversion models.

Wouter DeleersnyderDavid DudalThomas Hermans

Assessing the potential of low‑transmissivity aquifers for aquifer thermal energy storage systems : a case study in Flanders (Belgium)

Luka TasDavid SimpsonThomas Hermans

A1 Journal Article in HYDROGEOLOGY JOURNAL

Assessment of spring water resource in Jimma zone, Southwestern Ethiopia

Adisu Befekadu KebedeFekadu Fufa FeyessaThomas HermansKristine Walraevens

Characterization and monitoring of the Gunnuhver geothermal site using electrical methods

Lore VanhoorenOlivier FontaineCorentin CaudronElien VranckenWarre DekoninckHanne De LathauwerThomas Hermans

Comparison of soft indicator and poisson kriging for the noise-filtering and downscaling of areal data : application to daily COVID-19 incidence rates

Pierre GoovaertsThomas HermansPeter GoossensEllen Van De Vijver

A1 Journal Article in ISPRS INTERNATIONAL JOURNAL OF GEO-INFORMATION

Editorial : geomechanics and induced seismicity for underground energy and resources exploitation

Longjun DongWenzhuo CaoThomas Hermans

Editorial material

Electrical resistivity tomography and continuous resistivity profiling in front of Raversijde, Wenduine, Blankenberge, and Zwin

Marieke PaepenThomas Hermans

Estimating clay content in saline aquifers through ERT and TDIP

Diep Cong ThiLinh Pham DieuDavid CaterinaXavier De PauwDang Thi HuyenHuu Hieu HoFrédéric NguyenThomas Hermans

Estimating the volume of recoverable materials from a former gypsum landfill using frequency-domain electromagnetics

Wouter DeleersnyderA. BahGuillaume BlanchyThomas HermansEllen Van De Vijver

Flexible quasi-2D inversion of time-domain AEM data, using a wavelet-based complexity measure

Wouter DeleersnyderBenjamin MaveauThomas HermansDavid Dudal

A1 Journal Article in GEOPHYSICAL JOURNAL INTERNATIONAL

Footprint of fresh submarine groundwater discharge in the Belgian coastal zone : an overview study

Marieke PaepenKristine WalraevensThomas Hermans

A2 Journal Article in LEADING EDGE

Freshwater flux assessment (deliverable D2.2A from the DISARM project)

Marieke PaepenThomas Hermans

Ground validation of satellite-based precipitation estimates over poorly gauged catchment : the case of the Drâa basin in Central-East Morocco

Athmane KhettouchMohammed HssaisouneThomas HermansAziz AouijilLhoussaine Bouchaou

A2 Journal Article in MEDITERRANEAN GEOSCIENCE REVIEWS

Improving airborne time-domain electromagnetic imaging with applications to groundwater salinity mapping

Wouter DeleersnyderDavid DudalThomas Hermans

Iterative prior resampling and rejection sampling to improve 1-D geophysical imaging based on Bayesian evidential learning (BEL1D)

Hadrien MichelThomas HermansFrédéric Nguyen

A1 Journal Article in GEOPHYSICAL JOURNAL INTERNATIONAL

Machine learning assisted fast forward 3D modelling for time-domain electromagnetic induction data : lessons from a simplified case

Wouter DeleersnyderDavid DudalThomas Hermans

Machine learning for Bayesian experimental design in the subsurface

Robin ThibautThomas HermansEric Laloy

Quantitative interpretation of geoelectric inverted data with a robust probabilistic approach

Itzel Isunza ManriqueDavid CaterinaFrederic NguyenThomas Hermans

A1 Journal Article in GEOPHYSICS

Sensitivity analysis of model parameters for geothermal energy applications in deep mines of thermal-hydraulic-mechanical coupling of spatially heterogeneous settings

Le ZhangThomas HermansAlexandros DaniilidisAnne-Catherine Dieudonné

The quantitative meaning of resistivity data in a coastal setting : a Belgian case study

Marieke PaepenWouter DeleersnyderKristine WalraevensThomas Hermans

Thermo-hydro-mechanical modelling of geothermal energy extraction in deep mines in spatially heterogeneous settings

Le ZhangAlexandros DaniilidisAnne-Catherine DieudonnéThomas Hermans

2022

4D Temperature Monitoring

Nolwenn LesparreNicolas CompaireThomas HermansRobin Thibaut

Assessing quantitatively interpretable zones from 1D forward modelling AEM inversion models

Wouter DeleersnyderDavid DudalThomas Hermans

Assessing the impact of fractured zones imaged by ERT on groundwater model prediction : a case study in a chalk aquifer in Voort (Belgium)

Bjarn Van RietSimon SixKristine WalraevensAlexander VandenbohedeThomas Hermans

A2 Journal Article in FRONTIERS IN WATER

Assessing the robustness of Bel1D for inverting TEM data

Arsalan AhmedL. AignarWouter DeleersnyderHadrien MichelA. Flores-OrozcoD. DudalThomas Hermans

Characterization of salinity in the southwest coastal alluvial terrain in Bangladesh evaluated through hydrogeochemical and geophysical study

Md Mizanur Rahman SarkerKristine WalraevensThomas Hermans

Comparing well and geophysical data for temperature monitoring within a Bayesian experimental design framework

Robin ThibautNicolas CompaireNolwenn LesparreMaximilian RamgraberEric LaloyThomas Hermans

A1 Journal Article in WATER RESOURCES RESEARCH

Comparing well and geophysical data for temperature monitoring within a Bayesian Experimental Design framework

Robin ThibautNicolas CompaireNolwenn LesparreMaximilian RamgraberEric LaloyThomas Hermans

Determining lab and field petrophysical relationship of unconsolidated sediments in the Luy River coastal aquifer though SIP and co-located geophysical well logs

Diep Cong ThiLinh Pham DieuDavid CaterinaXavier De PauwDang Thi HuyenHuu Hieu HoThomas HermansFrédéric Nguyen

Effect of groundwater extraction and artificial recharge on the geophysical footprints of fresh submarine groundwater discharge in the Western Belgian coastal area

Marieke PaepenWouter DeleersnyderSybren De LatteKristine WalraevensThomas Hermans

A1 Journal Article in WATER

Electrical resistivity tomography and continuous resistivity profiling in front of De Panne and Koksijde

Marieke PaepenWouter DeleersnyderKristine WalraevensThomas Hermans

Geophysical inversion uing a variational autoencoder to model an assembled spatial prior uncertainty

Jorge Lopez AlvisFrédéric NguyenMajke. C. LoomsThomas Hermans

A1 Journal Article in JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH

Groundwater salinization and freshening processes in the Luy River coastal aquifer, Vietnam

Linh Pham DieuDiep Cong-ThiTom SegersHuu Hieu HoFrédéric NguyenThomas Hermans

A1 Journal Article in WATER

Hydrogeological, hydrogeophysical and hydrochemical characterization of the Dupi Tila Aquifer in Dhaka City, Bangladesh

Mazeda IslamKristine WalraevensThomas Hermans

Identifying the major hydrogeochemical factors governing groundwater chemistry in the coastal aquifers of Southwest Bangladesh using statistical analysis

Md Mizanur Rahman SarkerThomas HermansMarc Van CampDelwar HossainMazeda IslamNasir AhmedMd. Abdul Quaiyum BhuiyanMd. Masud KarimKristine Walraevens

A2 Journal Article in HYDROLOGY

Multidimensional forward modelling of EM induction data within a salinization context : is it worth the extra cost?

Wouter DeleersnyderThomas HermansDavid Dudal

Novel airborne EM image appraisal tool for imperfect forward modeling

Wouter DeleersnyderDavid DudalThomas Hermans

A1 Journal Article in REMOTE SENSING

Towards a dynamic and sustainable management of geological resources

T. CompernolleA. EswaranK. WelkenhuysenThomas HermansKristine WalraevensMarc Van CampM. BuyleA. AudenaertBrent BleysS. Van Schoubroeck et al.

A2 Journal Article in SPECIAL PUBLICATION - GEOLOGICAL SOCIETY OF LONDON

2021

A new framework for experimental design using Bayesian Evidential Learning : the case of wellhead protection area

Robin ThibautEric LaloyThomas Hermans

A1 Journal Article in JOURNAL OF HYDROLOGY

A new framework for experimental design using Bayesian Evidential Learning : the case of wellhead protection area

Robin ThibautThomas HermansEric Laloy

A new workflow to incorporate prior information in minimum gradient support (MGS) inversion of electrical resistivity and induced polarization data

Robin ThibautThomas KremerAnnie RoyenBun Kim NgunFrédéric NguyenThomas Hermans

A1 Journal Article in JOURNAL OF APPLIED GEOPHYSICS

Applying BEL1D for transient electromagnetic sounding inversion

Arsalan AhmedHadrien MichelWouter DeleersnyderDavid DudalThomas Hermans

Bayesian evidential learning : an alternative to hydrogeophysical coupled inversion

Thomas HermansNicolas CompaireRobin ThibautNolwenn Lesparre

Bayesian Evidential Learning combined with experimental design : the case of wellhead protection area prediction

Robin ThibautThomas HermansEric Laloy

Deep generative models in inversion : the impact of the generator's nonlinearity and development of a new approach based on a variational autoencoder

Jorge Lopez AlvisEric LaloyFrédéric NguyenThomas Hermans

A1 Journal Article in COMPUTERS & GEOSCIENCES

Dimensionality reduction for geophysical inversion in highly structured subsurface environments

Jorge Lopez AlvisFrédéric NguyenThomas Hermans

Effect of artificial recharge on submarine groundwater discharge : a Belgian case study

Marieke PaepenKristine WalraevensThomas Hermans

Geochemical characterization of groundwater and saltwater intrusion processes along the Luy River, Binh Thuan, Vietnam

Linh Pham DieuDiep Cong-ThiRobin ThibautMarieke PaepenTom SegersHuyen Dang ThiHieu Huu HoFrederic NguyenThomas Hermans

Geophysical delineation of freshwater-saline water interfaces in coastal area of Southwest Bangladesh

Md Mizanur Rahman SarkerMarc Van CampThomas HermansDelwar HossainMazeda IslamMohammad Zohir UddinNasir AhmedMd. Abdul Quaiyum BhuiyanMd. Masud KarimKristine Walraevens

A1 Journal Article in WATER

Geophysics in support of dynamic landfill management : moving beyond the challenges

Ellen Van De VijverItzel Isunza ManriqueChristin BobeDavid CaterinaThomas HermansEddy WilleFrédéric Nguyen

Imaging the extent of saltwater intrusion in the Luy river coastal aquifer (Binh Thuan) using electrical resistivity tomography (ERT)

Diep Cong-ThiLinh Pham DieuRobin ThibautMarieke PaepenHuu Hieu HoFrédéric NguyenThomas Hermans

Imaging the structure and the saltwater intrusion extent of the Luy River coastal aquifer (Binh Thuan, Vietnam) using electrical resistivity tomography

Diep Cong-ThiLinh Pham DieuRobin ThibautMarieke PaepenHuu Hieu HoFrédéric NguyenThomas Hermans

A1 Journal Article in WATER

Imaging the subsurface to inform hydrological models : a geophysicist's perspective

Thomas HermansHadrien MichelJorge Lopez AlvisFrédéric Nguyen

Improving Flanders’ salinization map : applying a scale-dependent wavelet-based regularization scheme on time-domain electromagnetic inversion

Wouter DeleersnyderDavid DudalThomas Hermans

Integrated studies for hydrogeological, geophysical and hydrochemical characterization of Dupi Tila aquifer, Dhaka city, Bangladesh

Mazeda IslamMarc Van CampThomas HermansDelwar HossainMd Mizanur Rahman SarkerMohammad Zohir UddinKristine Walraevens

Inversion of electromagnetic induction data using a novel wavelet-based and scale-dependent regularization term

Wouter DeleersnyderBenjamin MaveauThomas HermansDavid Dudal

A1 Journal Article in GEOPHYSICAL JOURNAL INTERNATIONAL

Inversion of electromagnetic induction data using a novel wavelet-based and scale-dependent regularization term

Wouter DeleersnyderBenjamin MaveauDavid DudalThomas Hermans

Salinization of shallow aquifers in the coastal plain of Southwest Bangladesh

Md Mizanur Rahman SarkerMarc Van CampThomas HermansDelwar HossainMazeda IslamMd. Abdul Quaiyum BhuiyanKristine Walraevens

SBO project DISARM (S003719N) : deliverable 2.2A (Report freshwater discharge) and 2.2B (Methodology for combined used of onshore and marine ERT)

Marieke PaepenJorge Lopez AlvisThomas Hermans

The distribution of saline and fresh groundwaters and factors affecting water quality in the coastal aquifers of southwest Bangladesh

Md Mizanur Rahman SarkerMarc Van CampThomas HermansDelwar HossainMazeda IslamMd. Abdul Quaiyum BhuiyanKristine Walraevens

The evaluation of freshening and salinization in the Luy river coastal aquifers from Southern Central region of Vietnam

Linh Pham DieuDiep Cong-ThiRobin ThibautMarieke PaepenTom SegersDang Thi HuyenHieu Ho HuuFrédéric NguyenThomas Hermans

Uncertainty quantification of salinity in coastal aquifer (Binah Thuan province, Vietnam) using Bel1D inversion of transient electromagnetic data

Arsalan AhmedWouter DeleersnyderHadrien MichelDavid DudalThomas Hermans

Using a variational autoencoder and geologically-consistent transformations to model spatial prior information for geophysical inversion

Jorge Lopez AlvisFrédéric NguyenMajken C. LoomsThomas Hermans

Variational autoencoder with stochastic gradient descent for GPR traveltime inversion (jlalvis/VAE_SGD_field: First release)

Jorge Lopez AlvisThomas Hermans

2020

1D geological imaging of the subsurface from geophysical data with Bayesian Evidential Learning

Hadrien MichelFrédéric NguyenThomas KremerAnn ElenThomas Hermans

A1 Journal Article in COMPUTERS & GEOSCIENCES

3D aquifer characterization of the Hermalle-sous-Argenteau test site using crosshole ground-penetrating radar amplitude analysis and full-waveform inversion

Zhen ZhouAnja KlotzscheThomas HermansFrédéric NguyenJessica SchmäckPeleg HaruziHarry VereeckenJan van der Kruk

A1 Journal Article in GEOPHYSICS

A new framework to reduce uncertainty in Wellhead Protection Area prediction using Bayesian Evidential Learning

Robin ThibautThomas HermansEric Laloy

Assessment of magnetic data for landfill characterization by means of a probabilistic approach

Itzel Isunza ManriqueDavid CaterinaCornelia InauenArnaud WatletBen DashwoodTom DebounyThomas HermansFrederic Nguyen

BEL1D : 1D imaging using geophysical data in the framework of Bayesian Evidential Learning

Hadrien MichelFrédéric NguyenThomas Hermans

Combined inversion of land and marine electrical resistivity tomography for submarine groundwater discharge and saltwater intrusion characterization

Thomas HermansMarieke Paepen

A1 Journal Article in GEOPHYSICAL RESEARCH LETTERS

Combining resistivity and frequency domain electromagnetic methods to investigate submarine groundwater discharge (SGD) in the littoral zone

Marieke PaepenDaan HanssensPhilippe De SmedtKristine WalraevensThomas Hermans

Combining resistivity and frequency domain electromagnetic methods to investigate submarine groundwater discharge in the littoral zone

Marieke PaepenDaan HanssensPhilippe De SmedtKristine WalraevensThomas Hermans

A1 Journal Article in HYDROLOGY AND EARTH SYSTEM SCIENCES

Constraining gradient-based inversion with a variational autoencoder to reproduce geological patterns

Jorge Lopez AlvisEric LaloyThomas HermansFrédéric Nguyen

Efficient probabilistic joint inversion of direct current resistivity and small-loop electromagnetic data

Christin BobeDaan HanssensThomas HermansEllen Van De Vijver

A2 Journal Article in ALGORITHMS

Estimation of spatially-structured subsurface parameters using variational autoencoders and gradient-based optimization

Jorge Lopez AlvisEric LaloyThomas HermansFrédéric Nguyen

Geochemical characterization of groundwater and saltwater intrusion processes along the Luy River, Binh Thuan, Vietnam

Linh Pham DieuDiep Cong-ThiRobin ThibautMarieke PaepenTom SegersDang Thi HuyenHieu Ho HuuFrederic NguyenThomas Hermans

Improving BEL1D accuracy for geophysical imaging of the subsurface

Hadrien MichelThomas HermansThomas KremerFrédéric Nguyen

Improving the accuracy of 1D surface nuclear magnetic resonance surveys using the multi-central-loop configuration

Thomas KremerMike Müller-PetkeHadrien MichelRaphael DlugoschTrevor IronsThomas HermansFrédéric Nguyen

A1 Journal Article in JOURNAL OF APPLIED GEOPHYSICS

Messages in the bubbles

Corentin CaudronMarc De BatistGuillaume JouveGuillaume MatteThomas HermansAdrian Flores-OrozcoWim VersteegZakaria GhazouiPhilippe RouxJean Vandemeulebrouck et al.

2019

10 years of temperature monitoring experiments using electrical resistivity tomography : what have we learned?

Thomas HermansFrédéric NguyenGuillaume De SchepperNolwenn LesparreTanguy Robert

1D geological modeling of the subsurface from geophysical data with Bayesian Evidential Learning

Hadrien MichelThomas HermansFrédéric Nguyen

4D electrical resistivity tomography (ERT) for aquifer thermal energy storage monitoring

Nolwenn LesparreTanguy RobertFrédéric NguyenAlistair BoyleThomas Hermans

A1 Journal Article in GEOTHERMICS

A cross-validation framework to extract data features for reducing structural uncertainty in subsurface heterogeneity

Jorge Lopez AlvisThomas HermansFrédéric Nguyen

A1 Journal Article in ADVANCES IN WATER RESOURCES

A multi-method characterization of river-aquifer interaction at the meter-scale : combining field measurements, heat transport modelling and groundwater modelling

Gert GhyselsSien BenoitHenock AwolAbebe Debele TolcheThomas HermansFrédéric NguyenChristian AnibasMarijke Huysmans

A new approach to incorporate prior information in MGS inversion of ERT/IP data

Robin ThibautThomas KremerAnnie RoyenFrédéric NguyenThomas Hermans

Assessment of short-term aquifer thermal energy storage for demand-side management perspectives

Guillaume De SchepperClaire PaulusPierre-Yves BollyThomas HermansNolwenn LesparreTanguy Robert

Assessment of short-term aquifer thermal energy storage for demand-side management perspectives : experimental and numerical developments

Guillaume De SchepperClaire PaulusPierre-Yves BollyThomas HermansNolwenn LesparreTanguy Robert

A1 Journal Article in APPLIED ENERGY

Basis-constrained Bayesian Markov-chain Monte Carlo difference inversion for geoelectrical monitoring of hydrogeologic processes

Erasmus Kofi OwareJames IrvingThomas Hermans

A1 Journal Article in GEOPHYSICS

Bayesian evidential learning : a field validation using push-pull tests

Thomas HermansNolwenn LesparreGuillaume De SchepperTanguy Robert

A1 Journal Article in HYDROGEOLOGY JOURNAL

Characterization of spatially variable riverbed hydraulic conductivity using electrical resistivity tomography and induced polarization

Sien BenoitGert GhyselsKevin GommersThomas HermansFrédéric NguyenMarijke Huysmans

A1 Journal Article in HYDROGEOLOGY JOURNAL

Combining geophysical methods to investigate the salt/freshwater interface at the vicinity of water extraction facilities

Marieke PaepenDaan HanssensPhilippe De SmedtKristine WalraevensThomas Hermans

Efficient deterministic inversion of geophysical data constrained by deep generative models to estimate subsurface parameters with defined spatial patterns

Jorge Lopez AlvisEric LaloyThomas HermansFrédéric Nguyen

Heat as a proxy to image dynamic processes with 4D electrical resistivity tomography

Tanguy RobertClaire PaulusPierre-Yves BollyEmma Koo Seen LinThomas Hermans

A2 Journal Article in BIOGEOSCIENCES

Heterogeneity and prior uncertainty investigation using a joint heat and solute tracer experiment in alluvial sediments

Richard HoffmannAlain DassarguesPascal GoderniauxThomas Hermans

A1 Journal Article in FRONTIERS IN EARTH SCIENCE

How informative are single well tracing experiments? : an assessment using Bayesian evidential learning

Thomas HermansGuillaume De SchepperNolwenn LesparreTanguy Robert

Hydrochemical characteristics of multilayer Dupi Tila aquifer system beneath Dhaka Mega City, Bangladesh

Mazeda IslamMarc Van CampThomas HermansMd Mizanur Rahman SarkerMd Abdul Quaiyum BhuiyanNasir AhmedMd Masud KarimKristine Walraevens

Improving Bayesian Evidential Learning 1D imaging (BEL1D) accuracy through iterative prior resampling

Hadrien MichelFrédéric NguyenThomas Hermans

Improving the reliability of soil EC-mapping : robust apparent electrical conductivity (rECa) estimation in ground-based frequency domain electromagnetics

Daan HanssensSamuël DelefortrieChristin BobeThomas HermansPhilippe De Smedt

A1 Journal Article in GEODERMA

Integrated geophysical and hydrochemical approach to water quality assessment in coastal aquifers of Southwest Bangladesh

Md Mizanur Rahman SarkerMarc Van CampThomas HermansDelwar HossainMazeda IslamNasir AhmedMd Masud KarimMd Abdul Quaiyum BhuiyanMohammad Zohir UddinKristine Walraevens

Joint inversion of land and marine electrical resistivity tomography for imaging submarine freshwater discharge

Thomas HermansMarieke Paepen

Land and marine ERT data set collected across the shoreline at the Westhoek nature reserve

Thomas HermansMarieke Paepen

Modeling a heat tracer test in alluvial sediments using Monte Carlo : on the importance of the prior

Richard HoffmannAlain DassarguesPascal GoderniauxThomas Hermans

Probabilistic joint interpretation of geoelectrical and seismic data for landfill characterization

Itzel Isunza ManriqueDavid CaterinaThomas HermansFrédéric Nguyen

Proposition d'un support d'aide à la décision pour l'amélioration de l'accès à une eau souterraine de meilleure qualité dans un contexte de contamination géogénique au fluorure au Bénin, Afrique de l'Ouest

Joël TossouThomas HermansLéonce Firmin DovononPhilippe OrbanMoussa BoukariSerge Brouyère

Using multiple geophysical methods for the assessment of submarine groundwater discharge in the western Belgian coastal area

Marieke PaepenKristine WalraevensThomas Hermans

2018

Assessment of groundwater discharge and saltwater intrusion in the Belgian coastal area through geophysics

Marieke PaepenHadrien MichaelKristine WalraevensThomas Hermans

Basis-constrained Bayesian-McMC : hydrologic process parameterization of stochastic geoelectrical imaging of solute plumes

Erasmus Kofi OwareMichael AwateyThomas HermansJames Irving

Basis-constrained Bayesian-McMC difference inversion for geoelectrical monitoring of a field-scale heat tracing experiment

Erasmus OwareThomas HermansJames Irving

Can short-term heat tracing experiments predict the long-term behavior of ATES systems?

Thomas HermansFrédéric NguyenTanguy RobertNolwenn LesparreJef Caers

Can short-term hydrogeological experiments predict the long-term behavior of subsurface reservoirs? : an example from shallow geothermy

Thomas HermansFrédéric NguyenNolwenn LesparreJef CaersTanguy Robert

Direct prediction of temperature from time-lapse ERT using Bayesian Evidential Learning : extension to a 4D experiment

Thomas HermansNicolas CompaireNolwenn Lesparre

Experimental assessment and prediction of short-term aquifer thermal energy storage for energy demand-side management applications

Tanguy RobertThomas HermansNolwenn LesparreFrédéric NguyenClaire PaulusPierre-Yves BollyAgathe DefournyPierre JaminPhilippe OrbanSerge Brouyère et al.

Geophysical investigation of the Pb-Zn deposit of Lontzen-Poppelsberg, Belgium

Maxime EvrardGaël DumontThomas HermansMichel ChouteauOlivier FrancisEric PirardFrédéric Nguyen

A1 Journal Article in MINERALS

Improving the accuracy of 1D SNMR surveys using the multi-central-loop configuration

T KremerH MichelM Müller-PetkeT IronsThomas HermansR DugloshF Nguyen

Integration of spatially variable riverbed hydraulic conductivity from Electrical Resistivity Tomography (ERT) and Induced Polarization (IP) into a groundwater flow model using multiple-point geostatistics

Marijke HuysmansGert GhyselsSien BenoitKevin GommersThomas HermansFrédéric Nguyen

Predictive mapping of fluoride levels in groundwater in Central Benin (Western Africa) using a geostatistical approach

Yao Yélidji Joël TossouThomas HermansPhilippe OrbanMoussa BakariSerge Brouyère

Prior uncertainty investigation of density-viscosity dependent joint transport of heat and solute in alluvial sediments

Richard HoffmanThomas HermansPascal GoderniauxAlain Dassargues

Quantifying uncertainty in subsurface systems

Céline ScheidtLewis LiJef CaersTroels Norvin VilhelmsenKate MaherCarla Da SilvaThomas HermansOgnjen GrujicJihoon ParkGuang Yang

Bookchapter in Quantifying uncertainty in subsurface systems

The earth resources challenge

Céline ScheidtLewis LiJef CaersTroels Norvin VilhelmsenKate MaherCarla Da SilvaThomas HermansOgnjen GrujicJihoon ParkGuang Yang

Bookchapter in Quantifying uncertainty in subsurface systems

Towards a subsurface predictive-model environment to simulate aquifer thermal energy storage for demand-side management applications

Tanguy RobertThomas HermansNolwenn LesparreGuillaume De SchepperFrédéric NguyenAgathe DefournyPierre JaminPhilippe OrbanSerge BrouyèreAlain Dassargues

Uncertainty quantification of medium-term heat storage from short-term geophysical experiments using Bayesian Evidential Learning

Thomas HermansFrédéric NguyenMaria KlepikovaAlain DassarguesJef Caers

A1 Journal Article in WATER RESOURCES RESEARCH

Uncoupled and coupled hydrogeophysical inversions of seawater intrusion and geothermal hydrologic models

Jean BeaujeanThomas HermansFrédéric Nguyen

Updating prior geologic uncertainty with GPR traveltime tomographic data

Jorge Lopez AlvisFrédéric NguyenThomas Hermans

Updating structural uncertainty through dimension reduction of geophysical data

Frédéric NguyenJorge Lopez AlvisThomas Hermans

Use and challenges of geophysics to study processes in agro-ecosystems

Sarah GarréMathieu JavauxGaël DumontNolwenn LesparreThomas HermansFrédéric Nguyen

2017

3D electrical resistivity tomography of karstified formations using cross-line measurements

Maurits Van HoordeThomas HermansGael DumontFrédéric Nguyen

A1 Journal Article in ENGINEERING GEOLOGY

A new approach for time-lapse data weighting in electrical resistivity tomography

N LesparreF NguyenA KemnaT RobertThomas HermansM DaoudiA Flores Orozco

A1 Journal Article in GEOPHYSICS

Characterization of riverbed sediments hydraulic conductivity using slug tests and electrical resistivity/Induced polarization tomography

Frédéric NguyenSien BenoitKevin GommersGert GhyselsThomas HermansMarijke Huysmans

Direct prediction of aquifer thermal energy storage system efficiency using short-term push-pull tests

Thomas HermansN LesparreT KremerJ CaersF NguyenT Robert

Facies discrimination with electrical resistivity tomography using a probabilistic methodology : effect of sensitivity and regularization

Thomas HermansJames Irving

A1 Journal Article in NEAR SURFACE GEOPHYSICS

Groundwater temperature estimation and modeling using hydrogeophysics

Frédéric NguyenNolwenn LesparreThomas HermansAlain DassarguesMaria KlepikovaAndreas KemnaJef Caers

Hydrogeophysical inversion using the prediction-focused approach : methodology and application

Thomas HermansErasmus OwareJef CaersFrédéric Nguyen

Integrating non-colocated well and geophysical data to capture subsurface heterogeneity at an aquifer recharge and recovery site

Ian P GottschalkThomas HermansRosemary KnightJef CaersDavid A CameronJulia RegneryJohn E McCray

A1 Journal Article in JOURNAL OF HYDROLOGY

Prediction-focused approaches : an opportunity for hydrology

A1 Journal Article in GROUNDWATER

Quantification of temperature with time-lapse electrical resistivity using the prediction-focused approach : a field case

Thomas HermansF NguyenJ Caers

Recent developments using ERT-derived temperature for monitoring and characterizing aquifers (invited)

Frédéric NguyenNolwenn LesparreMaria KlepikovaJef CaersAndreas KemnaThomas Hermans

Spatio-temporal monitoring of heat storage in a shallow aquifer using electrical resistivity 4D imagery and DTS

N LesparreThomas HermansF NguyenT KremerT Robert

The mathematical challenges in agrogeophysics : examples and ways ahead

Sarah GarréFrédéric NguyenNolwenn LesparreThomas Hermans

Using geophysical hard data to enhance the reliability of hydrological models

G De SchepperC PaulusJ MolronP-Y BollyThomas HermansT Robert

2016

Covariance-constrained difference inversion of time-lapse electrical resistivity tomography data

Thomas HermansAndreas KemnaFrédéric Nguyen

A1 Journal Article in GEOPHYSICS

Data-driven selection of the minimum-gradient support parameter in time-lapse focused electrical imaging

Frédéric NguyenAndreas KemnaTanguy RobertThomas Hermans

A1 Journal Article in GEOPHYSICS

Direct prediction of spatially and temporally varying physical properties from time-lapse electrical resistance data

Thomas HermansErasmus OwareJef Caers

A1 Journal Article in WATER RESOURCES RESEARCH

Gravimetric water distribution assessment from geoelectrical methods (ERT and EMI) in municipal solid waste landfill

Gael DumontTamara PilawskiPhidias Dzaomuho-LenieregueSerge HiligsmannFrank DelvignePhilippe ThonartTanguy RobertFrédéric NguyenThomas Hermans

A1 Journal Article in WASTE MANAGEMENT

Heat tracer test in an alluvial aquifer : field experiment and inverse modelling

Maria KlepikovaSamuel WildemeerschThomas HermansPierre JaminPhilippe OrbanFrédéric NguyenSerge BrouyèreAlain Dassargues

A1 Journal Article in JOURNAL OF HYDROLOGY

Stockage de chaleur en aquifère et flexibilité de la demande électrique : quelles possibilités?

Claire PaulusPierre-Yves BollyThomas HermansEmma Koo Seen LinTanguy Robert

2015

Assessing electrical resistivity tomography for hydrofacies detection using a sensitivity dependent probabilistic methodology

Thomas HermansJ Irving

Quantitative temperature monitoring of a heat tracing experiment using cross-borehole ERT

Thomas HermansSamuel WildemeerschPierre JaminPhilippe OrbanSerge BrouyèreAlain DassarguesFrédéric Nguyen

A1 Journal Article in GEOTHERMICS

Uncertainty in training image-based inversion of hydraulic head data constrained to ERT data : workflow and case study

Thomas HermansFrédéric NguyenJef Caers

A1 Journal Article in WATER RESOURCES RESEARCH

2014

Assessing the probability of training image-based geological scenarios using geophysical data

Thomas HermansJef CaersFrédéric Nguyen

Case studies of incorporation of prior information in electrical resistivity tomography : comparison of different approaches

David CaterinaThomas HermansFrédéric Nguyen

A1 Journal Article in NEAR SURFACE GEOPHYSICS

Coupling heat and chemical tracer experiments for estimating heat transfer parameters in shallow alluvial aquifers

S WildemeerschP JaminP OrbanThomas HermansM KlepikovaF NguyenS BrouyèreA Dassargues

A1 Journal Article in JOURNAL OF CONTAMINANT HYDROLOGY

Geophysical methods for monitoring temperature changes in shallow low enthalpy geothermal systems

Thomas HermansFrédéric NguyenTanguy RobertAndré Revil

A1 Journal Article in ENERGIES

2013

A heat injection and pumping experiment in a gravel aquifer monitored with crosshole electrical resistivity tomography

Thomas HermansS WildemeerschP JaminP OrbanS BrouyèreA DassarguesF Nguyen

Reliability of ERT-derived temperature : insights from laboratory measurements

T RobertThomas HermansG DumontF NguyenD Rwabuhungu

2012

A shallow geothermal experiment in a sandy aquifer monitored using electric resistivity tomography

Thomas HermansAlexander VandenbohedeLuc LebbeFrédéric Nguyen

A1 Journal Article in GEOPHYSICS

Comparison of temperature estimates from heat transport model and electrical resistivity tomography during a shallow heat injection and storage experiment

Thomas HermansMoubarak DaoudiAlexander VandenbohedeTanguy RobertDavid CaterinaFrédéric Nguyen

Imaging artificial salt water infiltration using electrical resistivity tomography constrained by geostatistical data

Thomas HermansAlexander VandenbohedeLuc LebbeRoland MartinAndreas KemnaJean BeaujeanFrédéric Nguyen

A1 Journal Article in JOURNAL OF HYDROLOGY

2011

How to incorporate prior information in geophysical inverse problems : deterministic and geostatistical approaches

Thomas HermansD CaterinaR MartinA KemnaT RobertF Nguyen

Shallow heat injection and storage experiment: heat transport simulation and sensitivity analysis

Alexander VandenbohedeThomas HermansFrédéric NguyenLuc Lebbe

A1 Journal Article in JOURNAL OF HYDROLOGY

2010

Suivi d'un test géothermique peu profond dans un aquifère sabelux par tomographie de résistivité électrique : étude de faisabilité

Thomas HermansAlexander VandenbohedeFrédéric NguyenLuc Lebbe