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The AAPG/Datapages Combined Publications Database
Showing 1,541 Results. Searched 200,691 documents.
Textural and morphological properties of aplitic kaolin from Kinta Valley
Khong Ling Han, Hareyani Zabidi, Kamar Shah Ariffin
Geological Society of Malaysia (GSM)
... Minerals, 34(3), 239-249. Ekosse, G., 2005. Fourier transform infrared spectrophotometry and X-ray powder diffractometry as complementary Warta Geologi...
2018
The Original Shapes of Quartz Sand Grains
Jim Mazzullo, Stewart Magenheimer
Journal of Sedimentary Research (SEPM)
... United States continental shelf and implications on contemporary shelf sedimentation-Fourier grain-shape analysis: Jour. Sed. Petrology, v, 50, p...
1987
Implications from Transfer Functions when Comparing Seismic Data from MEMS Accelerometers and Geophones
Michael S. Hons
Search and Discovery.com
... that capacitors sense displacement change. By taking the Fourier transform and rearranging the damped simple harmonic oscillator equation accordingly, we arrive...
Unknown
LmPy-GCMSMS and Other Alternative Methodologies in the Screening for Source Rocks
Search and Discovery.com
N/A
Implications from Transfer Functions when Comparing Seismic Data from MEMS Accelerometers and Geophones
Michael S. Hons
Search and Discovery.com
... that capacitors sense displacement change. By taking the Fourier transform and rearranging the damped simple harmonic oscillator equation accordingly, we arrive...
Unknown
Abstract: Stabilizing Seismic Absorption Compensation; #90171 (2013)
Changjun Zhang
Search and Discovery.com
... resolution discrete Fourier transform: IEEE Transactions on Signal Processing, 46, 31–38. Tarantola, A., 1987, Inverse problem theory. Methods for data...
2013
Abstract: 5D Interpolation and COV Migration: An Ideal Marriage; #90174 (2014)
Mike J. Perz and Peter W. Cary
Search and Discovery.com
.... Introduction Five dimensional interpolation by minimum-weighted-norm Fourier reconstruction (“5DMWNI”) has gained worldwide acceptance as a useful...
2014
Abstract: Characterizing Dipping Fractures from P-wave Amplitude Versus Azimuth Studies; #90187 (2014)
Jon Downton and Hampson Russell
Search and Discovery.com
... the azimuthal Fourier Coefficient (FC) approach of Downton et al. (2011) to model dipping asymmetric fractures obtaining a linearized expression...
Unknown
Abstracts: Using a 1D FX Predictive Filter for 3D Seismic Data Random Noise Attenuation; #90173 (2015)
Mike Galbraith, Zhengsheng Yao, and Randy Kolesar
Search and Discovery.com
... the Fourier transform to one of the spatial coordinates, say X. Now the frequency slice is in what we may call the FKxY domain. This transform works...
2015
Abstracts: Nodal Galerkin Methods for Numerical Modelling of Linear Elasticity with Absorbing Boundary Conditions; #90173 (2015)
Matt McDonald, Michael Lamoureux, and Gary Margrave
Search and Discovery.com
... and Fourier spectral methods Second edition: Dover Canuto, C., Hussaini, M. Y., Quarteroni, A., and Zang., T. A., 2007, SpectralMethods: Evolution...
2015
Abstracts: Footprint Removal with Co-ordinate Rotation; #90173 (2015)
Mark Ng and Ye Zheng
Search and Discovery.com
... of the fact that when a 2D spatial Fourier transform is applied to a time slice section with a footprint pattern that is aligned parallel to any binning co...
2015
Abstracts: Fracture Analysis with Interpolation Before Prestack Migration; #90173 (2015)
Ye Zheng, Warren Upham, and Mark Ng
Search and Discovery.com
... are preserving (1) geological structures and diffractions; (2) offset and azimuth information; and (3) amplitudes. The Fourier reconstruction interpolation...
2015
Computational Investigations of Turbidity Currents in Complex Topographies; #50271 (2010)
M. Nasr, S. Saegeler, M. Zoellner, E. Meiburg, B. Kneller
Search and Discovery.com
... Results: 3D turbidity current – Temporal evolution DNS simulation (Fourier, spectral element, 7x107 grid points) Click to view movie Necker, Härtel...
2010
Evidence for Hydrocarbon Generation from NSOs: Implication for Modeling of Oil and Gas Generation in Basins; #120128 (2013)
Patrick G. Hatcher, Francoise Behar, Albert Kamga, and Elodie Salmon
Search and Discovery.com
... ultrahigh resolution mass spectrometric technique involving electrospray ionization Fourier transform ion cyclotron resonance mass spectrometry (ESI-FTICR-MS...
2013
Visual Analytics: The RGB Co-Render What Are We Going To Do With the Answer?; #120175 (2014)
U. Strecker, L. MacGregor
Search and Discovery.com
... volumes centered at discrete Fourier frequencies offers many benefits to an interpreter, one of which is to unmask hidden details of seismic stratigraphy...
2014
Multispectral Volumetric Curvature Adding Value to3D Seismic Data Interpretation, #41540 (2015).
Satinder Chopra, Kurt J. Marfurt
Search and Discovery.com
... for volume computation of multispectral estimates of curvature. They define the fractional derivative as where the operator F denotes the Fourier transform...
2015
Optimizing Shale Reservoir Characterization with Spectroscopy Evaluation While Drilling, #42026 (2017).
Zach Crosby, Pukar Mainali, Camilo Mejia, Cory Langford
Search and Discovery.com
... samples with Pyrolysis, Fourier Transform Infrared Spectroscopy (FTIR), X-ray Flourescence (XRF), X-ray diffraction (XRD). These vertical well data...
2017
Quaternary Stratigraphy and Sedimentation of the Inner Continental Shelf, San Diego County, California
Nancy J. Darigo, Robert H. Osborne
CSPG Special Publications
... vols., 447p. Ehrlich, R. and Orzek, J. J. 1974. Detrital quartz as a natural tracer — Fourier grain shape analysis. Journal of Sedimentary Petrology...
1986
Study of an Ordovician Carbonate with Alternating Dolomite–Calcite Laminations and Its Implication For Catalytic Effects of Microbes On the Formation of Sedimentary Dolomite
Yihang Fang, Huifang Xu
Journal of Sedimentary Research (SEPM)
... Rigaku's 2DP software and formulated into traditional 2θ vs. intensity patterns using the Jade 9 program. Mineral percentage and dolomite unit-cell...
2018
The Bakken–Three Forks super giant play, Williston Basin
Stephen A. Sonnenberg
AAPG Bulletin
..., accessed October 13, 2020, https://pubs.er.usgs.gov/publication/fs20133013. Gent, V. A., 2011, Fourier analysis of the laminated facies of the middle...
2020
Evidence for Milankovitch Periodicities in Cenomanian-Turonian Lithologic and Geochemical Cycles, Western Interior U.S.A.
B. B. Sageman , J. Rich , M. A. Arthur , G. E. Birchfield , W. E. Dean
Journal of Sedimentary Research (SEPM)
... the power of Fourier techniques (spectral analysis) in establishing periodicity in rhythmically bedded successions, and some of these methods...
1997
Correlación de registros eléctricos del campo Puerto Colón Loro (Cuenca del Putumayo, Colombia) usando redes neuronales artificiales [PAPER IN SPANISH] Correlation of electric logs of the Puerto Colón field - Loro (Putumayo Basin, Colombia) using artif
G.A. Alzate, W. Parra, J.A. Coronel, J.W. Branch
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... representación de la traza del registro en la ventana bajo estudio mediante una función aproximada mediante su representación por series de Fourier (S[f...
2003
DECONSTRUCTING TAPHONOMY TO RECONSTRUCT THE MORPHOLOGY AND LIFE HABIT OF ATTENBORITES JANEAE AT NILPENA EDIACARA NATIONAL PARK
Heather K. McCandless, Mary L. Droser
PALAIOS
... Team 2022). Elliptical Fourier Analysis.—Due to the lack of external symmetry and distinctive features among Attenborites, shape variation of specimen...
2024
Tidal-Bundle Sequences in the Jordan Sandstone (Upper Cambrian), Southeastern Minnesota, U.S.A.: Evidence for Tides Along Inboard Shorelines of the Sauk Epicontinental Sea
Carl H. Tape,, Clinton A. Cowan, Anthony C. Runkel
Journal of Sedimentary Research (SEPM)
...-spring-neap tidal cycles. Fourier analysis of the bundle thickness data from the 26 measurable bundle sequences revealed cycles ranging from 15 to 34...
2003
FOSSILIZATION MODEL FOR SQUAMASTROBUS TIGRENSIS FOLIAGE IN A VOLCANIC-ASH DEPOSIT: IMPLICATIONS FOR PRESERVATION AND TAPHONOMY (PODOCARPACEAE, LOWER CRETACEOUS, ARGENTINA)
MAITEN A. LAFUENTE DIAZ, JOSÉ A. D'ANGELO, GEORGINA M. DEL FUEYO, ERWIN L. ZODROW
PALAIOS
... the application of the Fourier self-deconvolution technique (Lin and Ritz 1993a, 1993b). Carboxyl (COOH) and other carbonyl (C¼O) groups (e.g., ketones...
2018