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The AAPG/Datapages Combined Publications Database
Showing 31,951 Results. Searched 200,691 documents.
Sediment-Hosted Contaminants and Distribution Patterns in the Mississippi and Atchafalaya River Deltas
Flocks, James G., Kindinger, Jack L., Ferina, Nicholas, and Dreher, Chandra
GCAGS Transactions
... variability in recent sediment distribution patterns. The surveys identified bedload sand waves, abandoned-channel back-fill, prodelta and distributary mouth...
2002
Abstract: Anisotropic Frequency-Dependent Spreading of Seismic Waves from VSP Data Analysis; #90174 (2014)
Amin Baharvand Ahmadi and Igor Morozov
Search and Discovery.com
...Abstract: Anisotropic Frequency-Dependent Spreading of Seismic Waves from VSP Data Analysis; #90174 (2014) Amin Baharvand Ahmadi and Igor Morozov...
2014
Abstract: Application of new Quality Indicators (QIs) in Association with Novel Vertical 1D Inversion of Multi-component Induction Data: Case Study; #91204 (2023)
Ivan Wu, Sarvagya Parashar
Search and Discovery.com
...Abstract: Application of new Quality Indicators (QIs) in Association with Novel Vertical 1D Inversion of Multi-component Induction Data: Case Study...
2023
Determination of Velocity Model by Using NIP-Wave Tomographic Inversion: Application to Synthetic and Real Data
A. Hendriyana, R. Sule, Y. Akbar, L.A. Poerwaka, T.A. Sanny, Sardjito, Waluyo, Adriansyah
Indonesian Petroleum Association
... of two hypothetical waves, Normal Incidence Point (NIP) and normal (N)-wave (Hubral, 1983). Apart from near surface velocity, , CRS-stack operator does...
2009
Late Miocene Tidal Shelf Sedimentation Santa Cruz Mountains, California
R. Lawrence Phillips
Pacific Section SEPM
... waves produced the multiple horizontal fossil lag accumulations. The tidal currents still existed. Figure 27. Leached pelcypods (pectens) are found...
1983
Appositional Fabric Study of the Coastal Sedimentaries, East Godavari District, Andhra, India
A. Sriramadas
Journal of Sedimentary Research (SEPM)
...) as is apparent from the well sections. The grain size of the sandstones shows great variation in vertical as well as horizontal extent. At Ayaparaz...
1957
Terrace Inundation as an Autocyclic Mechanism for Parasequence Formation: Galveston Estuary, Texas, U.S.A.
Antonio B. Rodriguez, John B. Anderson, Alexander R. Simms
Journal of Sedimentary Research (SEPM)
... surfaces formed rapidly and represent entire reorganization of the estuarine complex. Across the −10 m flooding surface, the river mouth and bay-head...
2005
Quantification of Sea-level Rise During the Late Cretaceous: Cardium Formation, Alberta
David J. McLean
Houston Geological Society Bulletin
... a stillstand is to erode the shoreface to a depth of 10 m. A horizontal component of erosion related to stillstands may be measured along the lines...
1995
Does Local Resuspension Maintain the Benthic Nepheloid Layer in Southeastern Lake Michigan?
Nathan Hawley , Barry M. Lesht
Journal of Sedimentary Research (SEPM)
... transmissometer calibration: Continental Shelf Research, v. 7, p. 609-628. MORTIMER, C.H., 1980, Inertial motion and related internal waves in Lake Michigan...
1995
The use of FWI in coal exploration
Mehdi Asgharzadeh, Maryam Bahri, Milovan Urosevic
Petroleum Exploration Society of Australia (PESA)
... modelling part of this analysis (shot #10). Shot 10, Horizontal Component Time (ms) Time (ms) Shot 10, Vertical Component obs Figure 3: Vertical...
2018
The Asteroidal Impact Theory and Some Geologic Evidence for Asteroidal Impacts on Earth: A discussion of Direct and Indirect Data of Extraterrestrial Bodies and Their Motions and How They May Have Affected Earth Structures
Robert E. Cohenour, Byron J. Sharp
Utah Geological Association
.... The initial explosion forms a large crater and, if the impacting missile is extremely potent, even concentric waves may be formed outside the real crater...
1987
The Role of Waves and Tidal Currents in the Development of Tidal-inlet Sedimentary Structures and Sand Body Geometry: Examples from North Carolina, South Carolina, and Georgia
Dennis K. Hubbard, George Oertel, Dag Nummedal
Journal of Sedimentary Research (SEPM)
...The Role of Waves and Tidal Currents in the Development of Tidal-inlet Sedimentary Structures and Sand Body Geometry: Examples from North Carolina...
1979
Dolomitization of Mississippian Carbonates in the Shell Waterton Gas Field, Southwestern Alberta: Insights from Paleomagnetism, Petrology and Geochemistry
Michael T. Lewchuk,, Ihsan S. Al-Aasm,, David T.A. Symons, Kevin P. Gillen
CSPG Bulletin
... from the Mississippian Mount Head Formation of the Shell Waterton gas field in the foothills of the Rocky Mountains of southwestern Alberta. Plugs were...
1998
A New Approach to Optimizing Recovery: PRTISP Process,#70180 (2015).
Harold Nikipelo
Search and Discovery.com
... Services Dr. Alex Turta, Alberta Research Council Calgary, Advisor to PRTISP process only Head of the Enhanced Oil Recovery Co-designer of THAI...
2015
Elastic full-waveform inversion of 4C ocean-bottom seismic data: Model parameterization analysis
Jian Cao, Romain Brossier, Ludovic Mtivier
International Meeting for Applied Geoscience and Energy (IMAGE)
... holds for the kinematics, and hydrophone or vertical component data are typically dominated by unconverted P-waves (Barnes and Charara, 2009...
2022
A sliding box automatic relocation method based on geometric-mean reverse-time migration
Tong Bai, Zhendong Zhang, Malcolm C. A. White, Hongrui Qiu, Paul Williamson, Nori Nakata
International Meeting for Applied Geoscience and Energy (IMAGE)
... extract a local 3-D velocity model, multiply the waveform data by their corresponding STA/LTA ratios to suppress coda waves and other coherent noise...
2022
Some Unique Sedimentary Environments Along Upper Sespe Creek, Ventura County, California
A. E. Fritsche, S. A. Reid
Pacific Section SEPM
... conglomerate, which suggests that the alluvial plain graded westward into a fan environment. As we cross Sespe Creek and head up the trail to Piedra Blanca...
2009
Low Frequency Passive Seismic Study in Brantas Block, East Java, Indonesia
Muhammad Alwi, Sunu Hadi Praptono, Andri Murtadho
Indonesian Petroleum Association
... seismic energy recorded in the vertical component was higher than in the horizontal component, meaning the signal came from below the measurement point...
2011
Multifocusing 3-D Diffraction Imaging for Dectection of Fractured Zones in Mudstone Reservoirs
Alana Schoepp, Evgeny Landa, Stephane Labonte
Unconventional Resources Technology Conference (URTEC)
... conventional reflection imaging is generally not sufficient to resolve such small scale rock properties. Diffracted waves are events generated by small scale...
2014
Recent Advances in Borehole Seismic
W. L. Nutt
Indonesian Petroleum Association
...; the downgoing waves and the upgoing i.e. the reflected waves (Fig. 1). The technique of recording both wavetrains simultaneously is a major advantage when...
1984
Study on Characteristic Variability of Weak Signal in High Density Seismic Acquisition; #41351 (2014)
Wujin Chen and Anchu Wu
Search and Discovery.com
... by sensors is very weak because of absorption and attenuation by subsurface and deep layer during signal propagating. The high frequency component was much...
2014
Abstract: P-wave and S-wave Near-surface Characterization in Northeast British Columbia (NEBC); #90174 (2014)
Liliana M. Zuleta and Don C. Lawton
Search and Discovery.com
... shots. Two datasets were used; the vertical data (P) which was the result of P-wave source recorded on the vertical component and the shear data...
2014
Four Storm-event Beds and the Tropical Cyclones that Produced them: A Numerical Hindcast
Timothy R. Keen , Rudy L. Slingerland
Journal of Sedimentary Research (SEPM)
... Fields Typical patterns for modeled coastal setup, horizontal circulation, storm waves, and bed shear-velocities will be presented as snapshots...
1993
Shear-Derived Mixing in Dense Granular Flows
Peter J. Rowley, Peter Kokelaar, Martin Menzies, Dave Waltham
Journal of Sedimentary Research (SEPM)
... Mechanics: Symposium on Segregation in Granular Materials, p. 31–51. Wilson, L., and Head, J.W., 1981, Morphology and rheology of pyroclastic flows...
2011
Pore-Pressure Prediction in the Permian Basin Using Seismic Prestack Inversion
Colin Sayers, Lennert den Boer
Unconventional Resources Technology Conference (URTEC)
... elastic anisotropy produced by horizontal layering: Journal of Geophysical Research, 67, 4427–40. Biot, M.A. (1956) Theory of propagation of elastic waves...
2019