Proceedings of the Eighth International Meeting on
Recent Advances in MR Applications to Porous Media

MRPM8

University of Bologna,
Bologna, Italy
10-14 September 2008

 

a special issue of
Magnetic Resonance Imaging, 25 (4): 439-590 (2009)
Diffusion Fundamentals volume 5 (2007)




Edited by

G.C. Borgia

P. Fantazzini

J.C. Gore

M. Holz

J.H. Strange





 
The Meeting was organized by  

with the further support of:



Università di Bologna (I)

 

Dipartimento di Fisica (U. Bologna, I)

 

Dipartimento DICMA (U. Bologna, I)

 

Facoltà di Ingeneria (U. Bologna, I)

 

Facoltà di Scienze (U. Bologna, I)

 

UniboCultura (U. Bologna, I)

 

Elsevier Inc. (New York, NY)

 

Schlumberger-Doll Research (Ridgefield, CT)

 

Zürich Insurance Co. - E. Z. Assicurazioni (Bologna, I)

 

Spectra Stable Isotopes (USA)

EniTecnologie (I)

 

  ACT (D)

 

  Chevron (USA)

 

  Magnitek (NZ)

 

  Esaote S.p.A. (I)

 

  Bruker Biospin GmbH (D, I)

 

 Stelar s.r.l. (Mede, PV, I)

 

  Varian (I)



 

 
 

 SCIENTIFIC ADVISORY COMMITTEE

 

Paola Fantazzini (I, Chair)

Ioan Ardelean (RO)

Jerzy Blicharski (PL)

Bernhard Blümich (D)

Peter Blümler (D)

Robert J.S. Brown (USA)

Paul Callaghan (NZ)

Keh-Jim Dunn (USA)

Eiichi Fukushima (USA)

Lynn Gladden (UK)

John Gore (USA)

Laurie Hall (UK)

Martin Hürlimann (USA)

Jörg Kärger (D)

Rainer Kimmich (D)

Igor Koptyug (RU)

Jean-Pierre Korb (F)

Peter McDonald (UK)

Bruno Maraviglia (I)

Nikolaus Nestle (D)

Ken Packer (UK)

Pabitra Sen (USA)

Siegfried Stapf (D)

John Strange (UK)

Hans Thomann (USA)

Rustem Valiullin (RU)

Sergey Vasenkov (D)

Marija Vilfan (SI).




ORGANISING COMMITTEE
 

Paola Fantazzini, Chair (Dep. of Physics, U. Bologna)

Robert J. S. Brown (U. Bologna)

Villiam Bortolotti (U. Bologna)

Giovanni Brighenti (U. Bologna)

Fiorenzo Filippetti (U. Bologna)

Carla Garavaglia (U. Bologna)

Mirko Gombia (U. Bologna)

Giuseppe Maddinelli (Eni, Milano)

Paolo Schembri (U. Bologna)

Simona Nardini (U. Bologna).


 

The Conference was divided into 11 Sessions.
The Chairmen were as follows:


Opening Sesssion: Paul T. Callaghan and Paola Fantazzini

Session I: Farida Grinberg and Sergey Vasenkov

Session II: Eiichi Fujushima and Siegfried Stapf

Session III : Jean-Pier Korb and Rustem Valiullin
Session IV: Pabitra Sen and Janez.Stepisnik

Session V : Melanie M. Britton and Petrik Galvosas
Session VI: Genevieve Guillot and Martin Huerliman

Session VII: Daniel Canet and Igor V. Koptyug

Session VIII:  Ioan Ardelean and Eric E. Sigmund
Session IX: Pierre Levitz and Nikolaus Nestle
Session X: Jukka Jokisaari and Kate E. Washburn

Session XI : Robert J.S. Brown and Peter McDonald

 

  

CONTENTS

 

 

INVITED LECTURES

Time dependence of the effective diffusion coefficient of fluids in partially filled mesoscopic pores from hundred microseconds to hundred milliseconds

I. Ardelean, G. Farrher, R. Kimmich

 

Nondestructive Testing by NMR: From Polymer Pipes to Mummies

B. Blümich, F. Casanova, J. Perlo, A. Adams-Buda, V. Anferov, S. Anverova, S. Appelt, D. Demco, K. Münnemann, G. D. Rata, N. Goga, M. Krüger, J. Kolz, K. Kremer, J. Mauler, M. Adams, K. Kupferschläger

 

New Magnets for Mobile NMR and EPR

P. Blümler, H. Soltner, C. Bauer, H. Raich, G. Jeschke

 

Multi-dimensional approaches to Pulsed Gradient Spin Echo and Relaxation NMR in Porous Media

P.T. Callaghan, C. Arns, P. Galvosas, M. Hunter, Y. Qiao, K. Washburn

 

Nuclear Magnetic Resonance for Cultural Heritage

C. Casieri, M. Brai, M. Camaiti, F. De Luca, P. Fantazzini

 

Self-assembly of Asphaltenes: Enthalpy, Entropy of Depletion and Dynamics at the Crossover

D. Freed, N. V. Lisitza, P. N. Sen, Y.-Q. Song

 

Random walk around porous media magnetic resonance – A personal view

E. Fukushima

 

Time-of-flight remote detection MRI as a tool to study porous materials

J. Granwehr, E. Harel, C. Hilty, S. Garcia, L. Chavez, P. Sen, Y.-Q. Song, A. Pines

 

Xenon porometry. A novel method for the derivation of pore size distributions

J. Jokisaari, V.-V. Telkki, J. Lounila

 

Microstructure and texture of cementitious porous materialS

J.-P. Korb

 

Magnetic resonance force microscopy – the quest for a molecular structure microscope

H. J. Mamin, R. Budakian, M. Poggio. C. Degen, D. Rugar

 

Hydrodynamic dispersion at interfaces in porous media investigated by field-cycling NMR relaxometry

C. Mattea, H. Tiraboschi, R. Kimmich

 

2D Correlation Relaxation Studies of Cement Pastes

P. J. McDonald

 

Novel Polarization and Detection of NMR and MRI for Porous MaterialS

A. Pines

 

Recent progress in magnetic resonance techniques for porous media research

Y.-Q. Song


 

CONTRIBUTED PAPERS

On the Use of 2D Correlation and Exchange NMR Spectroscopy in Organic Microporous Materials

P. Galvosas, Y. Qiao, M. Schönhoff, P. T. Callaghan  

 

What Can NMR Tell Us About Ordering, Molecular Reorientations and Self-Diffusion of Fluids Constrained in Nano-Scaled Pores?

F. Grinberg

 

Polymer dynamics in mesoscopic porous media: NMR signatures of transition from bulk to reptation dynamics due to the Corset Effect

R. Kausik, C. Mattea, N. Fatkullin, R. Kimmich

 

Direct multinuclear imaging of porous and composite solid materials

I. V. Koptyug, A. A. Lysova, A. V. Khomichev

 

Imaging inert fluorinated gases in cracks - perhaps in David’s ankles

D. O. Kuethe, M. D. Scholz

 

Water dynamics in ionomer membranes by field-cycling NMR relaxometry

J.-C. Perrin, S. Lyonnard, A. Guillermo, P. Levitz

 

Three dimensional fluid pressure mapping in porous media using magnetic resonance imaging with  gas filled liposomeS

R. H. Morris, A. K. Vangala, M. Bencsik, Y. Perrie

 

3-dimensional saltwater-freshwater fingering in porous media: contrast agent MRI as basis for numerical benchmarkinG

S. Oswald, K. Johannsen, R. Held, W. Kinzelbach 

 

Molecular mobility and transport in polymer membranes and polyelectrolyte multilayers

A. Sagidullin, J. Meier-Haack, U. Scheler

 

Quantitative Studies of Newtonian and non-Newtonian Dispersion in flow through porous media

U. M. Scheven, R. Harris, M. L. Johns, L. F. Gladden, J. Crawshaw, V. Anderson

 

Velocity autocorrelation spectra of fluid in porous media measured by the CPMG sequence with steady magnetic field gradient

J. Stepišnik, S. Lasič, A. Mohorič, I. Serša, A. Sepe

 

In-Situ Fluid Typing and Quantification with 1D and 2D NMR LogginG

B. Sun

 

PERFIDI - Parametrically Enabled NMR Relaxation Filters with Double & multiple Inversion

S. Sykora, V. Bortolotti, P. Fantazzini

 

1H nutation experiments under low amplitude radio-frequency fields. Separation of components from a composite signal

G. Trausch, D. Canet

 

Dynamical aspects of the adsorption hysteresis phenomenon

R. Valiullin, S. Naumov, P. Galvosas, J. Kärger, P. A. Monson

 

Probing Lateral Diffusion in Lipid Membranes on the nanoscale by PFG NMR with high gradients

K. Ulrich, M. Sanders, S. Vasenkov

 

Clathrate formation and dissolution in vapour/water/ice/hydrate systems in SBA-15, Sol-Gel and CPG porous media, as probed by NMR relaxation, novel protocol NMR Cryo-porometry, Neutron Scattering and ab initio QM -MD simulation

J. B. W. Webber


 

 SELECTED POSTERS


Determination of porosity and novel 2D relaxation and diffusion experiments with mobile NMR Halbach scanner

S. Anferova, E. Talnishnikh, V. Anferov, B. Blümich, J. Arnold, H. Pape, C. Clauser

 

Microscale Flow Analysis in Trabecular Vertebral Bone

G. Baroud, T. Zeiser, C. Heinen

 

Two-phase flow in a flexible porous medium

D.A. Beauregard, M. D. Mantle, A. J. Sederman, L. F. Gladden, M. Baker, N. Shaw

 

Magnetic Resonance Imaging of Flow Distributed Oscillations in a Packed Bed Reactor

M. M. Britton, A. J. Sederman, A. F. Taylor, S. K. Scott, L. F. Gladden

 

Diffusive diffraction in a porous polymer material by NMR using a radio-frequency field gradient (B1 gradient). Comparison with the conventional static field gradient (B0 gradient) method

J.-F. Kuntz, P. Palmas, G. Trausch, P. Mutzenhardt, D. Canet

 

Evaluation of spongy bone tissue internal gradients by means of Spin-Echo decay measurements

S. Capuani, M. Rebuzzi, G. H. Hagberg, Bruno Maraviglia

 

Single-sided NMR sensor with a highly uniform static gradient: applications to profiling and diffusion measurements

F. Casanova, J. Perlo, B. Blümich

 

3-D Geometrical Analysis and Reconstruction of Heterogeneous Porous Media with Application to Trabecular Bone Mircoarchitecture

F. Chandelier, A. Darabi, L. Tremblay, M. Lepage, G. Baroud

 

Transport properties of supercritical fluids in mesoporous materials probed by pulsed field gradient NMR

M. Dvoyashkin, R. Valiullin, J. Kärger, W.-D. Einicke, R. Gläser

 

Multiple correlation function approach to study the restricted diffusion under arbitrary magnetic field

D. S. Grebenkov

 

NMR of diffusion in porous media: branched or disordered structure?

D. S. Grebenkov, G. Guillot

 

Probing a model pulmonary acinus by NMR gas diffusion

D. Habib, D. Grebenkov, G. Guillot 

 

Magnetic Signal from Geometries Containing Corners – Analytical and Random Walk Calculations

A. Hiorth, U. H. Lad, J. Finjord, S. M. Skjaeveland

 

Measurement and simulation of the Non-Local dispersion tensor in porous media

M. W. Hunter, A. N. Jackson, P. T.  Callaghan 

 

Encoding of diffusion and T1 in the CPMG echo shape: single-shot D and T1 measurements in grossly inhomogeneous fields

M. D. Hürlimann

 

Probing the microstructure evolution during the hardening of gypsum by proton NMR relaxometry

H. Jaffel, J.-P. Korb, J.-P. Ndobo-Epoy, V. Morin, J.-P. Guicquero

 

MRI Verification of Complex Flow Simulations

M. L. Johns, S. P. Sullivan, A. J. Sederman, L. F. Gladden

 

Transport properties of guest molecules in mesoporous SBA-15 materials studied with help of Pulsed Field Gradient NMR

P. Kortunov, F. Grinberg, J. Kärger, V. Meynen, E. Vansant

 

Influence of the surface of zeolite crystals on molecular transport: PFG NMR measurements and computer simulations

M. Krutyeva, S. Vasenkov, J. Kärger

 

Characterization of drilling fluids induced damage in sandstone cores

G. Maddinelli, S. Cobianco, A. Guarneri

 

Diffusivity in sedimentary rocks

F. Marica, U. Mayer, B. Balcom, T. Al

 

Multi-Scale Proton Dynamics in Acid Colloids

L. Pautrot-d’Alençon, D. Petit, P. Barboux

 

A NMR study of the moisture and ion transport in two- and three-layer porous building materials

J. Petković, L. Pel, H. P. Huinink, K. Kopinga

 

Studying diffusive water transport in bentonite cement mixtures of very low hydraulic conductivity

W. Schoenfelder, J. Dietrich, A. Märten, K. Kopinga, F. Stallmach

 

Diffusion Weighted MGSE Imaging Sequence for Probing Molecular Dynamics in Porous Systems

I. Serša, A. Mohorič, J. Stepišnik

 

Earth’s-field surface spin echo of aquifer

O. A. Shushakov

 

Trabecular Bone Structure  Studies via Diffusion-based MR

E. E. Sigmund, H. Cho, Y.-Q. Song, S. Byrnes, P. Chen, X. E. Guo, T. Brown

 

Improved characterization of 1.5 inch brine saturated rock cores using a newly designed 12.8 MHz rock core analyzer

G. H. Sørland, H. C. Widerøe

 

Earth Field NMR of porous systems and soils: experimental approach and first results

M. Veevaete, R. Goedecke, V. Hormann, H. F. Fischer

 

Differentiation of Catalyst and Catalyst Support in a Fixed Bed by Magnetic Resonance Imaging

A. Von Garnier, J.-M. Schweitzer, E. H. Hardy, R. Reimert

 

Observation of pore to pore exchange in rock cores using transverse relaxation exchange spectroscopy

K. E. Washburn, P. T. Callaghan


 

POSTERS

NMR  measurements on  hydration of  OPC clinker powder

M. Alesiani, I. Pirazzoli, B. Maraviglia

 

Mobile NMR scanners for non-destructive measurements of porosity of drill cores

V. Anferov, S. Anferova, M. A. Voda, K. Kupferschlaeger, B. Blümich

 

SURFACE GARFIELD: A NOVEL ONE-SIDED NMR MAGNET AND RF PROBE

P.S. Aptaker, P.J. McDonald, J. Mitchell

 

Multidimensional NMR inverse Laplace spectroscopy in porous media

C. H. Arns, K. Washburn, P. T. Callaghan

 

Improved Noble Gas Polarization Production for Porous and Granular Media Studies using Narrowed-Line VBG Laser Sources

R. W. Mair, M. J. Barlow, M. S. Rosen, R. L. Walsworth

 

AxCaliber: aN mri METHOD TO MEASURE THE DIAMETER DISTRIBUTION AND DENSITY OF AXON IN NEURONAL TISSUE

P.J. Basser, T. Blumenfeld, G. Levin, Y. Yovel. Y. Assaf

 

Water motional properties in Proton Exchange Membrane of fuel cell (PEMFC) by NMR (spin relaxation and translational diffusion)

J. Bedet, S. Leclerc, D. Stemmelen, O. Lottin, C. Moyne, P. Mutzhenhardt, D. Canet

 

Fast Imaging with the MMME sequence

H. Cho, L. Chavez, E. E. Sigmund, D. P. Madio, Y.-Q. Song

 

NMR studies of the evolving pore structure in pharmaceutical pellets

J. H. P. Collins, M. D. Mantle, L. F. Gladden

 

Reference convolution of low resolution FIDs in the presence of poor magnetic field homogeneity

M. A. Cremonini, L. Venturi, S. Sýkora, C. Cavani, G. Placucci

 

Assessment of the porous media structure based on fuzzy distance transform and its map ridge

A. Darabi, F. Chandelier, G. Baroud

 

The Development of Portable NMR systems

R. Dykstra, M. Adams, P. T. Callaghan, C. D. Eccles, M. W. Hunter

 

Experimental Tests of Scaling Predictions of the Spatial Distribution of Particles during the Drying of Colloidal Films

P. Ekanayake, P. Doughty, J. L. Keddie, P. J. McDonald

 

DEVELOPMENT OF MULTIDIMENSIONAL FAST FIELD-CYCLING RELAXOMETRY

Brian Hills, David Hibberd, Niusa Marigheto, Gianni Ferrante

 

Internal Post Curing of Hardening Cement Pastes of High Performance Concretes by a Water-containing Polyelectrolyte Gel

K. Friedemann, W. Schönfelder, N. Nestle, F. Stallmach, J. Kärger

 

Water Capillary Absorption in Porous Media in Different Wettability Conditions Studied by Quantitative MRI and X-ray CT

M. Gombia, V. Bortolotti, P. Fantazzini, M. Camaiti, T. Schillaci, M. Brai, A. Lo Casto,             F. Sorrentino

 

MR Studies of the Drying of Surfactant Granules

J. D. Griffith, M. L. Johns

 

Volume Flow Rate Distribution in Flow (Non-Newtonian) through Porous Bone Structure

C. Heinen, T. Zeiser, G. Baroud

 

NMR Studies of Coke Laydown on Supported V/Al2O3 Catalysts

Z. Huang, J. McGregor, P. Steiner, L. F. Gladden, S. Rugmini, S. D. Jackson

 

Applications of a portable unilateral NMR spectrometer with a homogeneous magnetic field

B. Manz, A. Coy, R. Dykstra, M. W. Hunter, B. J. Parkinson, P. T. Callaghan

 

Development of a compact MRI for a human finger to measure trabecular bone structure

N. Iita, K. Kose

 

Effects of biofilms on pore size distribution in glass bead reactors studied by 1H NMR Relaxometry

F. Jaeger, H. Korn, U. Böckelmann, G. E. Schaumann

 

Freezing transition in porous materials revised

A. Khokhlov, R. Valiullin, J. Kärger

 

Investigation of self diffusion processes in ionic hydrogels with a single-sided sensor

J. Kolz, K. Hunger, S. Rath, T. Mang, B. Blümich

 

Effect of casein structure on the diffusion of solutes in caseins solution and gels as studied by pulsed field gradient NMR

S. Le Feunteun, F. Mariette

 

NMR restricted diffusion and microporosity

G. Leu, E. Fordham, D. Allen, P. Frulla, P. N. Sen

 

Quantitative Discrimination of Hydrocarbons and Water in Porous Medium by Magnetization Prepared Centric-scan SPRITE

L. Li, B. MacMillan, F. Marica, C. Quan, Y. Cheng, B. J. Balcom

 

Analytical solution for time dependence self-diffusion coefficient of liquid in a porous media

V. Loskutov, V. Sevriugin

 

EXTRACTING INFORMATION ON POROUS MATERIALS BY XENON POROMETRY

Juhani Lounila, Ville-Veikko Telkki, Jukka Jokisaari

 

NMR relaxation in modern wood and treated and untreated wood from a xvi century wooden statue

A. Maccotta, R. J. S. Brown, C. Garavaglia, P. Fantazzini

 

Characterization of petrochemical products by the application of a mobile NMR instrument

G. Maddinelli, L. Del Gaudio, U. Corsaro


Comparison between T1 relaxation and capacitive method used for studying cement paste structuration evolution

J. Magat, P. Faure, S. Caré, A. Fabbri, T. Fen-Chong, T. Chaussadent



NMR Measurement of Gas-Phase Dynamics in a Gas-Fluidized Particle Bed using Laser-Polarized Xenon NMR

R. W. Mair, M. S. Rosen, M. J. Barlow, D. Candela, R. L. Walsworth


A small, low cost embedded NMR sensor suitable for bulk measurement of porous materials

A. E. Marble, J. J. Young, I. V. Mastikhin, B. G. Colpitts, B.J. Balcom

 

Studying biodegradation reactions in porous media by NMR – first results and perspectives

I. Mitreiter, S. E. Oswald, F. Stallmach

 

Relaxation maps and mechanical stress

A. Mohorič, I. Serša

 

NMR characterization of complex fluids by diffusion – relaxation distribution functions

A. Mutina, M. D. Hürlimann

 

Research of colloid structure of crude oils of Caspian region by the paramagnetic probe method

R. Nasirov, G. Shambilova, M. Zhuldiyev, V. Makhatova, U. Kudaikulov

 

Study of History Dependence of Adsorption and Self-difFusion Processes in Porous Media with Help of PFG NMR

S. Naumov, R. Valiullin, J. Kärger, P. Monson

 

NMR diffusometry on cementitious materials: expanding the hydration time window by static field gradient NMR in ultrastrong gradientS

N. Nestle, A. Gädke, K. Friedemann, F. Stallmach, P. Galvosas


DAMARIS – a flexible and open software platform for NMR spectrometer control

A. Gädke, C. Schmitt, H. Stork, N. Nestle

 

Long-term observation of adsorbed heavy metal ions in sediment samples by MRI

N. Nestle, A. Wunderlich, T. Baumann

 

A low-cost, large volume, easy-access design for a portable NMR magnet

H. Stork, N. Nestle

 

Time-dependent diffusion of water in clay gel saturated porous media

T. Ohkubo, M. Yamaguchi

 

Study of a porous media: NMR parameters distribution and structural heterogeneity

P. Palmas, J-F. Kuntz, V. Level, D. Canet

 

CharacterizING POROUS MATERIALS THROUGH THE MELTING AND FREEZING BEHAVIOUR of PORE-FILLING FLUIDS

O. Petrov, I. Furó

 

INVESTIGATION OF WATER CONTENT AND DYNAMICS OF A RICINUS ROOTS SYSTEM IN UNSATURATED SAND BY MEANS OF SPRITE AND CISS: CORRELATION OF ROOT ARCHITECTURE AND WATER CONTENT CHANGE

A. Pohlmeier, A.M. Oros-Peusquens, M. Javaux, M.I Menzel, H. Vereecken, N.J. Shah

 

Characterization of carbonate rock by MRI Relaxometry

A. E. Pomerantz, E. E. Sigmund, Y.-Q. Song

 

NMR LINEsHAPE CALCULATIONS IN THE PRESENCE OF MAGNETIC SUSCEPTIBILITY CONTRAST FOR LIQUID DIFFUSING IN POROUS MEDIA

A. Sagidullin, I. Furó

 

Microbial and swelling effects on pore size distribution in humous soil samples

F. Jaegger, E. Grohmann, G. E. Schaumann

 

Noise Reduction IN Magnetic Resonance ImagES by Wavelet TRAnsforms. An Application to the Study of Capillary Water Absorption in Sedimentary Rocks

T. Schillaci, R. Barraco, M. Brai, G. Raso, M. Gombia, V. Bortolotti, P. Fantazzini

 

MONTE CARLO SIMULATION OF LOW FREQUENCY SPIN-LATTICE RELAXATION OF POLYMER MELTS CONFINED IN POROUS MEDIA

T. Shakirov, N. Fatkullin, R. Kimmich

 

Low field NMR flow measurements in porous rocks

P. M. Singer, G. Leu, E. Fordham, Y.-Q. Song, P. N. Sen

 

Adsorption of polar and non-polar liquids on catalyst materials: probing surface composition and structure by relaxation dispersion

S. Stapf

 

PHASE TRANSITIONS IN THERMOSENSITIVE MICROGELS INVESTIGATED BY PROTON NMR SPECTROSCOPY, RELAXOMETRY AND DIFFUSOMETRY

M. Krutyeva, F. Grinberg, I. Berndt, W. Richtering, N. Schaefle, S. Stapf

 

RELAXATION DISPERSION IN POLYMERS AT THE CROSSOVER FROM CONFINED BULK TO THIN FILMS

S. Ayalur-Karunakaran, S. Stapf

 

Orientational ordering of n-alkanes in silicon nanotubes

A. Khokhlov, R. Valiullin, J. Kärger

 

FLOW MRI TEACHES US SOME LESSONS ON HYDRAULIC CONDUCTIVITY IN TREES

H. Van As, C.W. Windt, N. Homan, E. Gerkema, F.J. Vergeldt

 

Flow through an Evolving Porous Media – Compressed Foam

D. A. Graf von der Schulenburg, L. F. Gladden, M. L. Johns

 

Pore space characterization by NMR using 3D inverse Laplace relaxometry/diffusIvity experiments

K. E. Washburn, C. H. Arns, T. Senden, P. T. Callaghan

 

The dimensional term in the Gibbs-Thomson equation, describing the behaviour of liquids in porous media, is being investigated by NMR relaxation, novel protocol NMR Cryoporometry, Neutron Scattering and ab Initio QM-MD simulation

J. B. W. Webber

 

REAL-TIME ASSESSMENT OF THE INTERNAL POROUS STRUCTURE OF CEREAL MATERIALS UNDER HIGH-MOISTURE CONDITIONS USING 3D MRI AND XRT

W.P. Weglarz, G.J.W. Goudappel, G. van Dalen, H. Blonk, J. van Duynhoven

 

Relationship between internal gradient, diffusion and T2 in sedimentary rocks

R. C. Wilson, M. D. Hürlimann