Uncertainty and resolution analysis of 2D and 3D inversion models computed from geophysical electromagnetic data

Z Ren, T Kalscheuer - Surveys in Geophysics, 2020 - Springer
A meaningful solution to an inversion problem should be composed of the preferred
inversion model and its uncertainty and resolution estimates. The model uncertainty …

Near-surface geophysical characterization of areas prone to natural hazards: a review of the current and perspective on the future

A Malehmir, LV Socco, M Bastani, CM Krawczyk… - Advances in …, 2016 - Elsevier
Natural hazards such as landslides, floods, rockfalls, earthquakes, volcanic eruptions,
sinkholes, and snow avalanches represent potential risks to our infrastructures, properties …

Geophysical and geotechnical studies of geology and sediment properties at a quick-clay landslide site at Esp, Trondheim, Norway

IL Solberg, M Long, VC Baranwal, AS Gylland… - Engineering …, 2016 - Elsevier
Increased urbanisation and development in previous marginal areas have led to the need to
protect the population, the environment and infrastructure from hazards such as quick-clay …

Integrated 2D modeling and interpretation of geophysical and geotechnical data to delineate quick clays at a landslide site in southwest Sweden

C Shan, M Bastani, A Malehmir, L Persson, M Engdahl - Geophysics, 2014 - library.seg.org
Radio magnetotellurics (RMT), electrical resistivity tomography (ERT), and high-resolution
reflection seismic data were collected along four lines to characterize the geometry and …

Investigation of geological structures with a view to HLRW disposal, as revealed through 3D inversion of aeromagnetic and gravity data and the results of CSAMT …

Z An, Q Di - Journal of Applied Geophysics, 2016 - Elsevier
Abstract The Alxa area in Inner Mongolia has been selected as a possible site for geological
disposal of high-level radioactive waste (HLRW). Based on results of a previous study on …

Geophysical characterization of areas prone to quick-clay landslides using radio-magnetotelluric and seismic methods

S Wang, A Malehmir, M Bastani - Tectonophysics, 2016 - Elsevier
Landslides attributed to quick clays have not only considerable influences on surface
geomorphology, they have caused delays in transportation systems, environmental …

Mapping of quick clay by electrical resistivity tomography under structural constraint

S Bazin, AA Pfaffhuber - Journal of Applied Geophysics, 2013 - Elsevier
Geotechnical projects usually rely on traditional sounding and drilling investigations. Drilling
only provides point information and the geology needs to be interpolated between these …

Delineating structures controlling sandstone‐hosted base‐metal deposits using high‐resolution multicomponent seismic and radio‐magnetotelluric methods: a case …

A Malehmir, S Wang, J Lamminen… - Geophysical …, 2015 - Wiley Online Library
Over the past few decades seismic methods have increasingly been used for the exploration
of mineral, geothermal, and groundwater resources. Nevertheless, there have only been a …

Joint 3D inversion of multiple electromagnetic datasets

N Meqbel, O Ritter - Geophysical prospecting, 2015 - earthdoc.org
Electromagnetic methods are routinely applied to image the subsurface from shallow to
regional structures. Individual electromagnetic methods differ in their sensitivities towards …

A glimpse beneath Antarctic sea ice: Platelet layer volume from multifrequency electromagnetic induction sounding

PA Hunkeler, M Hoppmann, S Hendricks… - Geophysical …, 2016 - Wiley Online Library
In Antarctica, ice crystals emerge from ice shelf cavities and accumulate in unconsolidated
layers beneath nearby sea ice. Such sub‐ice platelet layers form a unique habitat and serve …