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The AAPG/Datapages Combined Publications Database
Showing 1,098 Results. Searched 200,626 documents.
Segmentation of an obliquely rifted margin, Campos and Santos basins, southeastern Brazil
Kristian E. Meisling, Peter R. Cobbold, Van S. Mount
AAPG Bulletin
.... Maxwell, 1989, Late Cretaceous anoxic events in the Brazilian continental margin: Organic Geochemistry, v. 14, p. 529-542. Mello, M. R., E. A. M...
2001
Time-lapse electromagnetic with Gramian
Jide Nosakare Ogunbo, Sang-Wook Kim, Arrey F. Enow
International Meeting for Applied Geoscience and Energy (IMAGE)
.../ 10.1190/segam2020-3415790.1. Ogunbo, J. N., G. Marquis, J. Zhang, and W. Wang, 2018b, Joint inversion of seismic traveltime and frequency-domain airborne electromagnetic data...
2023
Obtaining Low Frequencies for Full Waveform Inversion by Using Augmented Physics
Eldad Haber, Eran Treister, Elliot Holtham
Petroleum Exploration Society of Australia (PESA)
.... and Gesret, A. [2015] First Arrival Traveltime Tomography Using the Fast Marching Method and the Adjoint State Technique. In: 77th EAGE Conference...
2016
Eocene Paleogeography of the Morton Anticline Area, Southwestern Washington
Samuel Y. Johnson, William D. Stanley
Pacific Section SEPM
... traveltime (in seconds) o T- c\l CO Two-way traveltime (in seconds) Figure 3. Section of U.S. Department of Energy seismic-reflection line 4...
1995
FWI derived reflectivity gathers in angle domain
Hu Jin, Simon Luo, Qingqing Liao, Xukai Shen, Ganyuan Xia, Madhav Vyas
International Meeting for Applied Geoscience and Energy (IMAGE)
... AVA response both in extra-salt and subsalt areas. We compare three algorithms: wave-equation traveltime Kirchhoff (WETK), FDR surface-offset gathers...
2024
Computation of phase velocity direction using normalized wavefields
Kwangjin Yoon, Jungkyun Hyun
International Meeting for Applied Geoscience and Energy (IMAGE)
...the maximum amplitude traveltime at each grid point during the simulation and save all snapshots. Next, we estimate wavefront normal at each grid point by choo...
2024
An Inverse Approach for Relating Seismic Velocity and Overpressure to Permeability and Sedimentation History in Deep Basins, #40863 (2012)
Hector M. Moreno, Tim A. Minshull, Rosemary A. Edwards,
Search and Discovery.com
..., and traveltime residuals colour coded by phase at the bottom. The ray coverage and velocity structure plots are plotted with 3:1 vertical exagge...
2012
Preliminary Interpretation of Seismic Data from Lower Cook Inlet, Alaska
Michael A. Fisher
Pacific Section of AAPG
... forms the acoustic basement. Generalized contour maps of two-way seismic traveltime have been produced for the shallow A-horizon (fig. 4) and the deep...
1976
Inverse 4D seismic timeshifts: How much do our reservoirs rebound?
Jan Stammeijer, Duane Mikulencak, Chen Bao
International Meeting for Applied Geoscience and Energy (IMAGE)
..., a blue colour represents traveltime reduction. The replacement well had not yet been drilled. Timeshifts in the Salt located below the wells are noisy...
2023
GPR surveys reveal the subsurface geology of major sea turtle nesting islands in the Saudi waters of the Arabian Gulf
Sherif Hanafy, Korhan Ayranci, Rommel H. Maneja, Ace Vincent B. Flandez, Jinoy Gopalan, Diego F. Lozano Cortes
International Meeting for Applied Geoscience and Energy (IMAGE)
... over the metallic anomaly after processing. The Object is buried at a depth of 14 cm and the two-way traveltime is 1.77 ns, hence the GPR propagation...
2023
Understanding The Mesozoics Beyond Basalt: A Case Study Of Sub-Basalt Imaging
S. Sengupta, S. K. Goswami, G. Menzel-Jones, B. Chowdhury, Artem Sazykin
Indonesian Petroleum Association
... on the local traveltime differences (Jiao et al. 2015; Vigh et al. 2016) to overcome the limitations of conventional least-squares FWI using a simple initial...
2020
3.4 Detached Sediments: 3.4.2 Decollement Tectonics (B-Subduction) and Active Margins: Compressional Features Across the Caribbean Margin of Colombia
J. W. Ladd and M. Truchan
AAPG Special Volumes
... prism from CDP 1800, the top of oceanic crust projects to about 12 secs two-way traveltime at CDP 3200. With an average sediment velocity of 2 to 3 km...
1983
Bryant Canyon Fan System: An Unconfined, Large River-Sourced System in the Northwestern Gulf of Mexico
Gwang H. Lee , Joel S. Watkins , William R. Bryant
AAPG Bulletin
... of study area (modified from Lee et al., 1989). Areas not underlain by salt and with depth of salt greater than 4 s two-way traveltime are shown...
1996
Abstract: An Azimuthal-AVO-Compliant 3D Land Seismic Processing Flow; #90171 (2013)
David Gray, Darren Schmidt, Nirupama Nagarajappa, Charles Ursenbach, and Jon Downton
Search and Discovery.com
..., calculating the loss function from the wavefront curvature which are derived from the traveltime expressions. Orthorhombic velocities may be used...
2013
Abstract: Feasibility Testing of Time-lapse Seismic Monitoring with Full Waveform Tomography; #90171 (2013)
Chad Hogan, Ken Hedlin, Gary Margrave, and Michael Lamoureux
Search and Discovery.com
... Waveform tomography represents a natural extension of the concept of standard traveltime tomography. In this approach, the whole waveform...
2013
Abstract: Integrated Analysis and Inversion of 3D Refraction Travel Times; #90171 (2013)
Igor B. Morozov and Atul Jhajhria
Search and Discovery.com
... traveltime equations. Combined at all points xM, these models form a 3D, layered model (Figure 2) which serves as a starting model for further inversion...
2013
3-D seismic Data in Delineating Productive Ismay Algal Mounds in Southern Paradox Basin, Utah, By, R.O. Louden, D.D. Lehman, W.E. Johnson and D.L. Edwards, Search and Discovery Article #40048 (2002)
Search and Discovery.com
2002
A new conceptual model for the structural evolution of a regional salt detachment on the northeast Scotian margin, offshore eastern Canada
Steven J. Ings, John W. Shimeld
AAPG Bulletin
... (Figure 7) where horizon D has a ramp-flat geometry with an average landward dip of approximately 1 (Friedenreich, 1987). At various points along...
2006
Fracture and fault patterns associated with basement-cored anticlines: The example of Teapot Dome, Wyoming
Scott P. Cooper, Laurel B. Goodwin, John C. Lorenz
AAPG Bulletin
... are near 30, whereas dips along the eastern limb range from 7 to 14.Figure 2. Seismic cross section through Teapot Dome, two-way traveltime in seconds...
2006
1.5 Crustal Sections: A Wide Angle Seismic Profile
V. J. Hughes, R. S. White, E. J. W. Jones, D. H. Matthews, J. A. Brewer, and D. K. Smythe
AAPG Special Volumes
... with great accuracy. The change in basement traveltime along the profile reflects the variations in the delay time through the sedimentary section; the delay...
1983
Seismic Stratigraphic Expression of Submarine Fans: Chapter 7
Robert M. Mitchum Jr.
AAPG Special Volumes
... in two-way traveltime, of a narrow Mesozoic continental shelf-slope surface off the Ivory Coast, Africa, which has been eroded by three closely spaced...
1985
Tectonic Setting of Triassic Half-Grabens in the Appalachians: Seismic Data Acquisition, Processing, and Results: Chapter 11: North American Margins
John K. Costain, Cahit Coruh
AAPG Special Volumes
... recorded from the bottom of the basin (Figure 11). Events from beneath the basin arriving at times > 0.7 sec were interpreted to originate from...
1989
Architectural Elements and Growth Patterns of Submarine Channels: Application to Hydrocarbon Exploration
J. D. Clark, K. T. Pickering
AAPG Bulletin
.... 4544-4558. Malinverno, A., W. B. F. Ryan, G. Auffret, and G. Pautot, 1988, Sonar images of the path of recent failure events on the continental margin off...
1996
An alternative model of producing topography in the crest region of deep-water levees
Zishann A. Khan, Bill Arnott, Andre Pugin
AAPG Bulletin
...:10.1016/0301-9268(94)00072-Y.Rowan, E. L., D. O. Hayba, P. H. Nelson, W. M. Burns, and D. W. Houseknecht, 2003, Sandstone and shale compaction curves derived...
2011