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The AAPG/Datapages Combined Publications Database
Showing 5,279 Results. Searched 197,434 documents.
Abstract: Pre-survey Planning for Microseismic Monitoring Projects; #90174 (2014)
Brad Artman, Ben Witten, and Brad Birkelo
Search and Discovery.com
... the radiation pattern of P-wave energy from a (double-couple) fault. Figure 2 shows the sum of Sv and Sh amplitudes. The horizontal plane shows...
2014
A Temporal and Spatial Study of Mudflat Erosion and Deposition
Franz E. Anderson, Luther Black, Les E. Watling, William Mook, Lawrence M. Mayer
Journal of Sedimentary Research (SEPM)
... in the spring. In some months erosion and deposition took place during the same time interval but on different parts of the mudflat. The data suggest that areas...
1981
Ancient Examples of Tidal Sand Bodies Formed in Open, Shallow Seas
Roger G. Walker
Special Publications of SEPM
... be supported by reference to Allen's models. bedding of Figure 14 suggests strong tidal time-velocity asymmetry (Allen, 1981); second, the large sand waves (Fig...
1986
Shallow Carbonate-Bank-Margin Growth and Structure, Little Bahama Bank, Bahamas
Albert C. Hine , A. Conrad Neumann
AAPG Bulletin
...) where ^rgr is the density of sea water, g is the gravitational constant, H is the wave height, and Cg° is the deep-water wave-group velocity. The wave...
1977
Wave Climate Models for the Continental Shelf: Critical Links Between Shelf Hydraulics and Shoreline Processes
Victor Goldsmith
Special Publications of SEPM
... to minimize distortion caused by the earth s curvature i e 4 19 different ray parameters are waves travel great circle paths computed along each ray including...
1987
Unconventional Processing for 3D Data: A 1993 Case History
Claude Eizlini, Jacques Bonnafe, Bugi Kamil, Gilles Bitoun
Indonesian Petroleum Association
... differences caused by variation of offsets in one case, or by vertical travel in different velocity media in the other. Whatever the cause, the effect...
1994
Seismic Time-Frequency Analysis by Empirical Mode Decomposition; #41513 (2015)
Jiajun Han, Mirko van der Baan
Search and Discovery.com
... ensemble empirical mode decomposition (CEEMD) decomposes a seismic signal into a sum of oscillatory components, with guaranteed positive and smoothly...
2015
Cobequid Bay Sedimentology Project: A Progress Report
R. John Knight
Atlantic Geology
... Group, University of Massachusetts, have tried to establish the genesis of some estuarine bedforms and cross-bedding as functions of current velocity...
1972
Origins of Abnormal Fluid Pressures: ABSTRACT
Norman E. Smith, H. George Thomas
AAPG Bulletin
... by the Houston Geological Society Abnormal Pressure Study Group Subcommittee on Origins, to serve petroleum geologists who may be responsible for planning...
1970
Integrated Biostratigraphic Zonation for the Malay Basin
Azmi Mohd Yakzan, Awalludin Harun, Bahari Md Nasib, Robert J. Morley
Geological Society of Malaysia (GSM)
... frequencies of F. trilobata group, compared to the underlying zone. Definition of upper contact The top of this subzone is placed where there is a large...
1996
Introduction to Fractals
Roy E. Plotnick
Special Publications of SEPM
... of time series is Fourier analysis (Davis, 1986). Fourier analysis represents a series as the sum of a series of sinusoidal curves of different...
1995
Hydrodynamics of Bivalve Shell Entrainment and Transport
Amalia M. Olivera , William L. Wood
Journal of Sedimentary Research (SEPM)
... processes in a systematic and predictive manner. Drag and lift were best represented by an exponential relationship between the sum of the projected...
1997
Recent Sedimentation and the Search for Petroleum
W. C. Krumbein
AAPG Bulletin
... on the Size, Shape, and Roundness of Rock Fragments," Jour. Geol., Vol. 49 (1941), pp. 482-520. 22. KRUMBEIN, W. C., "Settling Velocity and Flume Behavior...
1945
Abstract: Mobility Control Requirement in Enhanced Oil Recovery Processes, by James Sheng; #90105 (2010)
Search and Discovery.com
2010
Correlation of seismic velocity and mechanical properties of metasandstone from CTW-1 well, Seri Iskandar, Perak, Malaysia
Norsyafiqah Salimun, Abdul Ghani Rafek, Khairul Arifin Mohd. Noh
Geological Society of Malaysia (GSM)
...Correlation of seismic velocity and mechanical properties of metasandstone from CTW-1 well, Seri Iskandar, Perak, Malaysia Norsyafiqah Salimun, Abdul...
2019
DEPTH-RELATED MORPHOCLINES OF MEGALOSPHERIC TESTS OF HETEROSTEGINA DEPRESSA D'ORBIGNY: BIOSTRATIGRAPHIC AND PALEOBIOLOGICAL IMPLICATIONS
WOLFGANG EDER, JOHANN HOHENEGGER, ANTONINO BRIGUGLIO
PALAIOS
... relationship with diverse microalgae; thus, symbiosis became the group’s unifying character (BouDagher-Fadel 2008). Symbionts enabled LBF to develop test...
2017
MTBE Soil Concentrations Relative to Other Gasoline Constituents at Contaminated Sites
YUE RONG
Environmental Geosciences (DEG)
... modeling approach revealed that MTBE plume length correlates poorly with source concentrations, and with hydraulic gradient and velocity (Tong...
2001
GCMultispectral Coherence Attribute Applications, #42258 (2018).
Satinder Chopra, Kurt J. Marfurt
Search and Discovery.com
... at different frequencies (see our prior article noted above) derived from the input broadband seismic data volume and oriented along structural dip, summing...
2018
Tides and their seminal impact on the geology, geography, history, and socio-economics of the Bay of Fundy, eastern Canada
Con Desplanque, David J. Mossman
Atlantic Geology
... or wave speed, waves moving into shallower water will decelerate. If, 10 Desplanque & Mossman Table 1. Wave speeds calculated at different wave length...
2004
Permeability, Porosity, and Shear-wave Anisotropy From Scaling of Open Fracture Populations
Randall Marrett
Rocky Mountain Association of Geologists
...; Snow, 1969). Open fracture length may be related to the velocity anisotropy of elastic shear-waves propagating vertically through fractured rock...
1997
Abstracts: Application of Fractional Fourier Transform in Cepstrum Analysis; #90173 (2015)
K. H. Miah, R. H. Herrera, M. van der Baan, and M. D. Sacchi
Search and Discovery.com
... Example of Fractional-Cepstrum (FC) A true wavelet is generated by superposition of two Ricker wavelets of different frequencies and phase rotations...
2015
Abstract: Resolution and Location Uncertainties in Surface Microseismic Monitoring; #90174 (2014)
Michael Thornton
Search and Discovery.com
... imaging with only compressional waves, significantly reducing the sensitivity to velocity model assumptions. While the surface arrays offer several...
2014
Abstract: Determining Effective Hydraulic Fracture Volume Utilizing PSO and Seismic Deformation; #90171 (2013)
Sheri Bowman and Ted Urbancic
Search and Discovery.com
... Determining Effective Hydraulic Fracture Volume Utilizing PSO and Seismic Deformation Sheri Bowman* Engineering Seismology Group (ESG) Canada Inc., Kingston...
2013
Abstract: Determining Effective Hydraulic Fracture Volume Utilizing PSO and Seismic Deformation; #90171 (2013)
Sheri Bowman and Ted Urbancic
Search and Discovery.com
... Determining Effective Hydraulic Fracture Volume Utilizing PSO and Seismic Deformation Sheri Bowman* Engineering Seismology Group (ESG) Canada Inc., Kingston...
2013
Deep-Sea Bottom-Currents Differentiated from Texture of Underlying Sediment
Christopher R. Blaeser, Michael T. Ledbetter
Journal of Sedimentary Research (SEPM)
... on a fourth-degree correlation matrix of different parameters to draw inferences about the main factors controlling skewness and hence inferred velocity...
1982