Magnetic Resonance in the Subsurface – 5th International ... - LIAG

Abstracts
Content
Measurement Technology ....................................................................................................... 15
Novel Surface-NMR Pulse Sequences for Improved Estimation of Relaxation Times and Hydrogeologic
Properties .................................................................................................................................................... 16
Design and Experimental study of Small MRS Antenna for Underground Applications ............................. 17
Detection Coils for Near-Surface Earth’s Field NMR ................................................................................... 18
Quantifying Background Magnetic Field Inhomogeneity Using Composite Pulses: Estimating T2 from T2*
by Correcting for Static Dephasing .............................................................................................................. 19
Modelling NMR signal for compact sensors ................................................................................................ 20
3 component NMR with NMARMIT sensors ............................................................................................... 21
Development of a novel MRS-TEM combined instrument for improving MRS capacity in groundwater
investigations .............................................................................................................................................. 22
Aquater MRS instrument............................................................................................................................. 23
One-Dimensional Theoretical Research on MRS Excited by Finite Current Wire ....................................... 24
Signal Processing ............................................................................................................................. 25
Optimized Wiener filtering with the Numis Poly system ............................................................................ 26
Model-based cancelling of powerline harmonics in multichannel MRS recordings ................................... 27
Joint use of adaptive notch filter and empirical mode decomposition for noise cancellation applied to
MRS ............................................................................................................................................................. 28
Higher-Order Statistical Signal Processing for Surface-NMR Electronic Instruments ................................. 29
Identification and elimination of spiky noise features in MRS data ........................................................... 30
MRS noise investigations with focus on optimizing the measurement setup in the field .......................... 31
A comparison of harmonic noise cancellation concepts ............................................................................. 32
Modeling and Inversion ............................................................................................................. 33
The case for comprehensive frequency-domain inversion of surface NMR data ....................................... 34
Inversion of T1 relaxation times based on pcPSR measurements - Synthetic examples ............................ 35
Inversion of surface-NMR T1 data: results from two field sites with reference to borehole logging ......... 36
Earth's magnetic field and MRS phase shift ................................................................................................ 37
Bloch-Siegert effect in MRS ......................................................................................................................... 38
2D Cell Inversion for Magnetic Resonance Tomography using JLMRS-Array Instrument .......................... 39
2D qt-inversion to investigate spatial variations of hydraulic conductivity using SNMR ............................ 40
Magnetic Resonance in the Subsurface – 5 th International Workshop on Magnetic Resonance
Hannover, Germany, 25 – 27 September 2012
12