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The AAPG/Datapages Combined Publications Database
Showing 714 Results. Searched 200,357 documents.
Incorporating Seismic Attribute Porosity into a Flow Model of the Grayburg Reservoir in the Foster - South Cowden Field
Richard M. Weinbrandt, Robert C. Trentham, William Robinson
West Texas Geological Society
.... In practice, it is a process of converting seismic amplitude data from sinusoidal traces containing a seismic wavelet to blocky, log-like traces...
1998
Brazos River Bar: A Study in the Significance of Grain Size Parameters
Robert L. Folk, William C. Ward
Journal of Sedimentary Research (SEPM)
...-shaped or sinusoidal function of mean size; hence about the only sediments falling in the "well-sorted" category would be the medium and fine sands...
1957
Geophysical Monitoring with Seismic Metamaterial Contrast Agents
Quin R. S. Miller, H. Todd Schaef, Satish K. Nune, Ki Won Jung, Jeffrey A. Burghardt, Paul F. Martin, Matthew S. Prowant, Kayte M. Denslow, Chris E. Strickland, Manika Prasad, Mathias Pohl, Piyoosh Jaysaval, B. Peter McGrail
Unconventional Resources Technology Conference (URTEC)
...) nanofluidsaturated Berea Sandstone core. A piezoelectric actuator was used to apply axial sinusoidal stress and rockmounted strain gauges were used...
2019
Exploration Ticking over as Nexus Cranks up 2007 Appraisal, Production Effort
PESA Staff
Petroleum Exploration Society of Australia (PESA)
... a sinusoidal path, specifically designed to target seismic ampl itude anomalies, w hich were interpreted to correspond to gas charged sands w ithin...
2007
Modeling of Non-linear Transport Properties in Low Permeability Samples
Michael T. Myers, Yuan-Yun Lin, L.A. Hathon
Unconventional Resources Technology Conference (URTEC)
... artifacts is not necessary. We recommend using unsteady state measurements, supplemented with sinusoidal pressure and pulse decay to calibrate the magnitude...
2020
Identification of Deltaic Facies with 3-D Seismic Coherency and the Spectral Decomposition Cube: A Study Form South Marsh Island Area, Gulf of Mexico
John A. Lopez , Greg Partyka , Norm L. Haskell , Susan E. Nissen
GCAGS Transactions
.... The sinusoidal character of the seismic wavelet is removed, and what remains is principally geologic. Therefore, coherence can be used to map structural...
1997
The Initiation of Oscillatory Ripple Marks and the Development of Plane-bed at High Shear Stresses Under Waves
Paul D. Komar, Martin C. Miller
Journal of Sedimentary Research (SEPM)
... orbital velocity um in purely sinusoidal motion. Unfortunately, data on this are not presently available. Once we do have such data, consideration...
1975
Outcrop-based Three-dimensional Modeling of the Tensleep Sandstone at Alkali Creek, Bighorn Basin, Wyoming
B. N. Ciftci, A. A. Aviantara, N. F. Hurley, D. R. Kerr
AAPG Special Volumes
...; Dunn, 1996; Aviantara, 2000). According to these studies, oblique, crescentic (or sinusoidal), compound dunes were the dominant dune types...
2004
Passive Margin Stratigraphy: Chapter 8
Charles L. Angevine, Paul L. Heller, Chris Paola
AAPG Special Volumes
... conclude that either the glacioeustatic fluctuation is not sinusoidal, or the sequence boundary is younger than suggested by Miller et al. (Miller et al...
1990
Figures: PART 2
Charles L. Angevine, Paul L. Heller, Chris Paola
AAPG Special Volumes
..., caused by a sinusoidal eustatic oscillation of period T and amplitude h (from equation 8.9). The amplitude and phase of the shoreline oscillation vary...
1990
A Model of Orientation of Subcrystals in Saddle Dolomite
Aleksandra Kostecka
Journal of Sedimentary Research (SEPM)
... (or convergent in an opposite direction) pattern (Figs. 6, 7). In top view, the curved edge of the composite screw-like crystal resembles a sinusoidal curve...
1995
Selective Entrainment of Sediment Graded by Size and Density Under Waves
Matthew R. Tomkins, Peter Nielsen, Michael G. Hughes
Journal of Sedimentary Research (SEPM)
..., On the motion of suspended sand particles: Journal of Geophysical Research, v. 89, p. 616-626. NIELSEN, P., 1992, Coastal Bottom Boundary Layers and Sediment...
2003
Three-Dimensional Numerical Modeling of Deltaic Depositional Sequences 2: Influence of Local Controls
Bryan D. Ritchie, Rob L. Gawthorpe, Stuart Hardy
Journal of Sedimentary Research (SEPM)
... of Ritchie et al. (2004), with the same 25 m amplitude, 100 kyr period sinusoidal sea-level cycle as their reference model (Ritchie et al. 2004; their figs...
2004
Hierarchical kink band development in the Appalachian Plateau decollement sheet
Paul Gillespie, Judith van Hagen, Scott Wessels, and Damian Lynch
AAPG Bulletin
... to the present-day topographic surface. The structures may have initiated as sinusoidal folds, which became increasingly asymmetrical...
2015
Abstract: Detecting Stratigraphic Discontinuities using Wavelet and S-Transform Analysis of Well Log Data; #90174 (2014)
Akhilesh K. Verma, Burns A. Cheadle, William K. Mohanty, Aurobinda Routray, and Lalu Mansinha
Search and Discovery.com
..., the basic Fourier transforms are limited to sinusoidal signals, whereas the continuous wavelet transform can be performed based on many wavelet types...
2014
Seismic Technologies for Unconventional Reservoir Characterization: Wamsutter Field Case Study; #110159 (2011)
Rosemarie Geetan, Brian Hornby, Ricko Wardhana
Search and Discovery.com
...: Offset sorted CMP after isotropic NMO<-> Resort these offsets by azimuth 0-360 degrees sinusoidal variation slow fast slow fast Exceptional azimuthal...
2011
Power Imaging A Passive Electromagnetic Hydrocarbon Detection Method: Examples from Railroad Valley, Nevada; #40966 (2012)
Dietmar (Deet) Schumacher, W. Barry Weaver, and Roy K. Warren
Search and Discovery.com
... This is an example of what the raw data looks like. As expected, the waves are sinusoidal since they are generated by the power grid. Notice also...
2012
The Rawa Besar Lake Area (Depok, Indonesia) Study Using Ground Penetrating Radar; #80291 (2013)
Annisa Cinintia Finahsan and Supriyanto Suparno
Search and Discovery.com
... to a position that is supposed to be at the center (and not deviated downward or upward), so that the signal will be perfectly sinusoidal. Sometimes the DC...
2013
Future Exploration Potential Associated with Glaciogenic Carboniferous Series in the Bolivian Subandean Chaco Foreland System, #11125 (2018).
Stephane Rousse, Frederic Schneider, Jean-Luc Faure, Donald Roccabruna, Bertrand Valsardieu, Olvis Padilla, Melvi Humere
Search and Discovery.com
...-contact fan sandprone facies made of : Large scale low -angle x-stratifications & cut-&-fill-structures Sinusoidal aggrading ripples (« in phase...
2018
Integration of High-Resolution Well Data to Reservoir Models in a Multiuser E&P Collaboration Environment, #42279 (2018).
Stefania Gerbaudo Laronga, Gary Murphy,
Search and Discovery.com
... or interfaces are interactively traced with a sinusoidal template to determine dip and dip azimuth (+/-2°). Surfaces are interactively classified based...
2018
A Big Fan of Signals? Exploring Autogenic and Allogenic Processes in Lobyte3D, a Numerical Stratigraphic Forward Model of Submarine Fan Development; #51593 (2020)
Peter Burgess, Isabella Masiero, Stephan Toby, Robert Duller
Search and Discovery.com
... submarine fan model scenarios are run, one with constant sediment input, and one with a sinusoidal variation in sediment input. Both model scenarios...
2020
AAPG Archie Series, No. 1, Chapter 9: Borehole Image Logs in Thinly Bedded Reservoirs
Q. R. Passey, K. E. Dahlberg, K. B. Sullivan, H. Yin, R. A. Brackett, Y. H. Xiao, and A. G. Guzmán-Garcia
AAPG Special Volumes
... resistivity and brighter regions represent higher resistivity. The sinusoidal shapes that extend across the top and center of the image result from the dip...
2006
Carbonate Sediments of Isla Mujeres, Quintana Roo, Mexico and Vicinity
Robert L. Folk, Miles O. Hayes, Rikii Shoji
New Orleans Geological Society
... more poorly sorted). Furthermore, beach sands themselves show a sinusoidal size-sorting relationship, which is common in many sedimentary suites (e.g....
1962
Analyzing Dune Foreset Cyclicity In Outcrop With Photogrammetry
Derek A. Hayes, Eric R. Timmer, Jared L. Deutsch, Michael J. Ranger, Murray K. Gingras
Journal of Sedimentary Research (SEPM)
...., and Caruso, B., 2014, Modeling the topography of shallow braided rivers using Structure-from-Motion photogrammetry: Geomorphology, v. 213, p. 166– 182...
2017
Experiences in Underbalanced Drilling and Testing Low Gravity Oil from a High Productivity Reservoir in Seram Island, Maluku Province, Indonesia
I. P. Moyle, Stephen Dyer, D. G. S. Lamb, W. G. Mogg
Indonesian Petroleum Association
.... Sinusoidal water level variations observed in open wells are directly related to earth tide phenomena (Ardity & Ramey 1978, Hemala & Balnaves). The amplitude...
2000