[图书][B] NMR studies of translational motion: principles and applications

WS Price - 2009 - books.google.com
Translational motion in solution, either diffusion or fluid flow, is at the heart of chemical and
biochemical reactivity. Nuclear Magnetic Resonance (NMR) provides a powerful non …

Flow‐compensated intravoxel incoherent motion diffusion imaging

A Wetscherek, B Stieltjes… - Magnetic resonance in …, 2015 - Wiley Online Library
Purpose The pseudo‐diffusion coefficient D* in intravoxel incoherent motion (IVIM) imaging
was found difficult to seize. Flow‐compensated diffusion gradients were used to test the …

Hydrodynamic and transport properties of packed beds in small tube-to-sphere diameter ratio: pore scale simulation using an Eulerian and a Lagrangian approach

P Magnico - Chemical engineering science, 2003 - Elsevier
In fixed bed catalytic reactors radial heterogeneities of the granular structure are present
owing to topologic constraints imposed by the reactor wall. In order to analyse the influence …

From random sphere packings to regular pillar arrays: analysis of transverse dispersion

A Daneyko, D Hlushkou, S Khirevich… - Journal of Chromatography …, 2012 - Elsevier
We study the impact of microscopic order on transverse dispersion in the interstitial void
space of bulk (unconfined) chromatographic beds by numerical simulations of …

Diffusion encoding with general gradient waveforms

H Lundell, S Lasič - 2020 - books.rsc.org
The aim of this chapter is to give the fundamentals of how specific features of stochastic
processes are probed by MRI. Before we touch upon this main topic of the chapter we will …

Magnetic resonance microscopy of biofouling induced scale dependent transport in porous media

JD Seymour, JP Gage, SL Codd, R Gerlach - Advances in Water Resources, 2007 - Elsevier
Non-invasive magnetic resonance microscopy (MRM) methods are applied to study
biofouling of a homogeneous model porous media. MRM of the biofilm biomass using …

Reversible and irreversible dispersion in a porous medium

AA Khrapitchev, PT Callaghan - Physics of Fluids, 2003 - pubs.aip.org
Pulsed gradient spin echo nuclear magnetic resonance (PGSE NMR) has been used to
examine the approach to asymptotic dispersion for flow of water in a randomly packed array …

Spectral characterization of diffusion in porous media by the modulated gradient spin echo with CPMG sequence

J Stepišnik, S Lasič, A Mohorič, I Serša… - Journal of Magnetic …, 2006 - Elsevier
Carr–Purcell–Meiboom–Gill train of radiofrequency pulses applied to spins in the constant
magnetic field gradient is an efficient variant of the modulated magnetic field gradient spin …

Biopolymer and water dynamics in microbial biofilm extracellular polymeric substance

JA Hornemann, AA Lysova, SL Codd… - …, 2008 - ACS Publications
Nuclear magnetic resonance (NMR) is a noninvasive and nondestructive tool able to access
several observable quantities in biofilms such as chemical composition, diffusion, and …

Self-diffusion studies of pore fluids in unconsolidated sediments by PFG NMR

C Vogt, P Galvosas, N Klitzsch, F Stallmach - Journal of Applied …, 2002 - Elsevier
The self-diffusion of water and hexadecane in medium and coarse sands from glacial sand
deposits in central Germany were investigated by pulsed field gradient nuclear magnetic …