Magnetic resonance sounding measurements as posterior information to condition hydrological model parameters: Application to a hard-rock headwater catchment

N Lesparre, JF Girard, B Jeannot, S Weill, M Dumont… - Journal of …, 2020 - Elsevier
In headwater catchment, the calibration of hydrological models is complex due to the
scarcity of data in mountainous areas. Here, an innovative methodology is developed to …

[HTML][HTML] Geophysical investigation of a freshwater lens on the island of Langeoog, Germany–Insights from combined HEM, TEM and MRS data

S Costabel, B Siemon, G Houben, T Günther - Journal of Applied …, 2017 - Elsevier
A multi-method geophysical survey, including helicopter-borne electromagnetics (HEM),
transient electromagnetics (TEM), and magnetic resonance sounding (MRS), was conducted …

Characterizing the critical zone using borehole and surface nuclear magnetic resonance

BA Flinchum, WS Holbrook, AD Parsekian… - Vadose Zone …, 2019 - Wiley Online Library
Core Ideas Unsaturated saprolite, saturated saprolite, and fractured rock have unique NMR
responses. Surface NMR signals will be dominated by water in saturated saprolite. The …

Contribution of magnetic resonance soundings for characterizing water storage in the unsaturated zone of karst aquifers

N Mazzilli, M Boucher, K Chalikakis, A Legchenko… - Geophysics, 2016 - library.seg.org
Understanding the role of the unsaturated zone in aquifer recharge and contaminant
attenuation processes is a major challenge for the protection and management of karstic …

[HTML][HTML] A first investigation of hydrogeology and hydrogeophysics of the Maqu catchment in the Yellow River source region

M Li, Y Zeng, MW Lubczynski, J Roy… - … system science data, 2021 - essd.copernicus.org
Abstract The Tibetan Plateau is the source of most of Asia's major rivers and has been called
the Asian Water Tower. Detailed knowledge of its hydrogeology is paramount to enable the …

Noninvasive estimation of water retention parameters by observing the capillary fringe with magnetic resonance sounding

S Costabel, T Günther - Vadose Zone Journal, 2014 - Wiley Online Library
The magnetic resonance sounding (MRS) method is usually applied for delineation and
characterization of aquifer system stratification. Its unique property, distinct from other …

Magnetic resonance tomography constrained by ground-penetrating radar for improved hydrogeophysical characterization

C Jiang, J Igel, R Dlugosch, M Müller-Petke, T Günther… - Geophysics, 2020 - library.seg.org
Geophysical methods can characterize aquifer systems noninvasively and are particularly
helpful to image the complex depositional architecture of the subsurface. Among these …

Laboratory nmr study to quantify the water saturation of partially saturated porous rocks

X Ge, G Mao, S Hu, J Li, F Zuo, R Zhang… - …, 2023 - pubs.geoscienceworld.org
The low-field nuclear magnetic resonance (NMR) technique is widely used as a noninvasive
method to characterize the water content of subsurface porous media, such as aquifers and …

Probing water partitioning in unsaturated weathered rock using nuclear magnetic resonance

F Zhang, C Zhang - Geophysics, 2021 - library.seg.org
ABSTRACT” Rock moisture”(exchangeable water stored in weathered bedrock beneath the
soil) is a key and yet overlooked component in hydrologic cycles. It can be partitioned to free …

Relative hydraulic conductivity and effective saturation from Earth's field nuclear magnetic resonance–a method for assessing the vadose zone

S Costabel, U Yaramanci - Near Surface Geophysics, 2011 - Wiley Online Library
Beside the water content, petrophysical nuclear magnetic resonance (NMR) techniques in
the lab and in boreholes as well as in the field, provide estimates of the hydraulic …