[HTML][HTML] Determination of soil pore size distribution and water retention curve by internal magnetic field modulation at low field 1H NMR
EH Novotny, ER Deazevedo, G de Godoy… - Geoderma, 2023 - Elsevier
The determination of the soil pore size distribution, water retention curve, and derived
parameters that control important processes in soils, such as water supply for plants; …
parameters that control important processes in soils, such as water supply for plants; …
Direct measurement of pore size and surface relaxivity with magnetic resonance at variable temperature
A variety of magnetic resonance relaxometry methods have been developed to determine
pore size in porous rocks. Uncertainties in pore-size estimates may occur due to uncertainty …
pore size in porous rocks. Uncertainties in pore-size estimates may occur due to uncertainty …
Comparison of saturated hydraulic conductivity estimated by surface NMR and empirical equations
This study used eight empirical equations such as Kozeny-Carman (KC), Terzaghi, Hazen,
Slitcher, Kruger, Sauerbrei, NAVFACDM7, and Zamarin to estimate saturated hydraulic …
Slitcher, Kruger, Sauerbrei, NAVFACDM7, and Zamarin to estimate saturated hydraulic …
Ovarian maturation and haemolymphatic vitellogenin concentration of Pacific white shrimp Litopenaeus vannamei (Boone) fed increasing levels of total dietary lipids …
R Wouters, X Piguave, L Bastidas… - Aquaculture …, 2001 - Wiley Online Library
Two experiments were carried out to determine the quantitative lipid requirements for
ovarian maturation of Litopenaeus vannamei (Boone) broodstock. The first experiment …
ovarian maturation of Litopenaeus vannamei (Boone) broodstock. The first experiment …
Magnetic resonance sounding measurements as posterior information to condition hydrological model parameters: Application to a hard-rock headwater catchment
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 …
scarcity of data in mountainous areas. Here, an innovative methodology is developed to …
Hydraulic conductivity calibration of logging NMR in a granite aquifer, Laramie Range, Wyoming
In granite aquifers, fractures can provide both storage volume and conduits for groundwater.
Characterization of fracture hydraulic conductivity (K) in such aquifers is important for …
Characterization of fracture hydraulic conductivity (K) in such aquifers is important for …
[HTML][HTML] Geophysical investigation of a freshwater lens on the island of Langeoog, Germany–Insights from combined HEM, TEM and MRS data
A multi-method geophysical survey, including helicopter-borne electromagnetics (HEM),
transient electromagnetics (TEM), and magnetic resonance sounding (MRS), was conducted …
transient electromagnetics (TEM), and magnetic resonance sounding (MRS), was conducted …
Physical origins of freezing and melting temperature depressions of water in millimeter-sized pores
As a long-standing problem, the physics of freezing and melting temperature depressions of
water in millimeter-sized pores remains elusive. We devised a series of experiments on the …
water in millimeter-sized pores remains elusive. We devised a series of experiments on the …
Magnetic resonance tomography using elongated transmitter and in-loop receiver arrays for time-efficient 2-D imaging of subsurface aquifer structures
Surface nuclear magnetic resonance (surface-NMR) is a promising technique for exploring
shallow subsurface aquifer structures. Surface-NMR can be applied in environments that are …
shallow subsurface aquifer structures. Surface-NMR can be applied in environments that are …
Toward a better understanding of low-frequency electrical relaxation—An enhanced pore space characterization
S Kruschwitz, M Halisch, R Dlugosch, C Prinz - Geophysics, 2020 - library.seg.org
The relaxation phenomena observed in the electrical low-frequency range (approximately 1
MHz–10 kHz) of natural porous media such as sandstones are often assumed to be directly …
MHz–10 kHz) of natural porous media such as sandstones are often assumed to be directly …