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The AAPG/Datapages Combined Publications Database
Showing 615 Results. Searched 195,456 documents.
Influence of node position uncertainty on FWI and Mirror-RTM
Felipe Capuzzo, Marco Cetale, Sergio Luiz da Silva, Roger Moreira, Felipe T. Costa, Ammir A. Karsou, Jorge Lopez
International Meeting for Applied Geoscience and Energy (IMAGE)
.... These features make OBN a particularly useful option for recording diving waves that are critical for Full-Waveform Inversion (FWI) (?), especially...
2023
First arrival enhancement by statics preserving filtering using surface-consistent constraints
Alejandro Quiaro, Mauricio D. Sacchi
International Meeting for Applied Geoscience and Energy (IMAGE)
... be built when the assumption of rays sharing a stationary point is met (which is not valid for diving waves, for example). Another way to approach...
2023
Imaging the presalt with elastic FWI using OBN data
Gabriel Brando, Benjamin Huard, Luis Cypriano
International Meeting for Applied Geoscience and Energy (IMAGE)
.... In addition to considering primary reflections, FWI models diving waves and non-linear effects arising from higher order scattering at regions...
2023
Habitat Associations Among Living Foraminifers Of West Flower Garden Bank, Texas Continental Shelf
C. Wylie Poag , R. Christopher Tresslar
GCAGS Transactions
... minimum is about 19° C (Edwards, 1971). The waters are oceanic and clear; salinity is approximately 36 year round. Storm-produced waves are believed...
1979
Full Waveform Inversion on Bekapai Field: A Game-Changer Technology for Our Seismic Imaging Workflows
Magali Beele, Clement Fleury, Claudio Strobbia, Muhammad-Thurisina Choliq, Jacques Bonnafe, Gilles Vallon
Indonesian Petroleum Association
.... Maximum inline offset length for refraction waves: 11 km Total in-house FWI technology is addressing some of the previously listed geophysical challenges...
2014
Low-Cost Flexible Riser Replacement on FPSO in a Marginal Field
Isara Boondao
Indonesian Petroleum Association
... on the vessel are the result of the action of wind, current and waves. The directional conventions for the environmental loads are presented in Figure 6...
2022
Grain Surface Features in Environmental Determination of Late Quaternary Deposits in New South Wales
Cheng K. Ly
Journal of Sedimentary Research (SEPM)
... of approximately 15-20 m below mean sea level. The inner part of the zone (0-10 m)is strongly influenced by the passage of broken waves and longshore currents...
1978
"Bootstrap" Corer
John D. Isaacs, Daniel M. Brown
Journal of Sedimentary Research (SEPM)
... to top. The diving nose, made from hardened steel, is held in place by set screws (not shown) through the diving head adapter. This configuration thus...
1968
Depositional Facies of High-Energy Beach-to-Offshore Sequence: Comparison with Low-Energy Sequence
James D. Howard , Hans-Erich Reineck
AAPG Bulletin
... diving indicated that many areas of the bottom are characterized by ripple marks or incipient ripple marks at the sediment-water interface under Click...
1981
Field Conference: Southern California Coastal Wetlands
Prem K. Saint, Neil J. Maloney, Tony Bomkamp
Pacific Section SEPM
... by the energy of waves. Total area generally exceeds 20 acres; subsystems include: limnetic (deepwater) and littoral (wetland) types. Example: McGrath Lake...
1996
Krakatau Events and Geology
Indonesian Petroleum Association
... than 100 villages around the Sunda Strait. The loss of human life was primarily linked to the very large waves (tsunami) caused by the explosion...
1997
Strudel Scour: A Unique Arctic Marine Geologic Phenomenon
Erk Reimnitz, Craig A. Rodeick, Stephen C. Wolf
Journal of Sedimentary Research (SEPM)
... and their filled counterparts were studied by side-scan sonar, echosounder, high-resolution seismic gear, diving observations, and sediment sampling...
1974
Formative Mechanisms in a Modern Depocenter
J. M. Coleman, L. D. Wright
Houston Geological Society
.... River-mouth sediments contain abundant methane and carbon dioxide gases, formed by decomposing colloidal organics. Hurricane waves produce bottom...
1974
Formative Mechanisms in a Modern Depocenter
J. M. Coleman, L. D. Wright
New Orleans Geological Society
... gases, formed by decomposing colloidal organics Hurricane waves produce bottom pressure perturbations, forcing the entrapped gas upward and allowing...
1974
The Relict Nature of the Sediments and Submarine Topography Off Alligator Harbor, Florida
E. M. Hopkins, H. G. Goodell, S. A. Chesser, J. P. May, D. J. Poche
GCAGS Transactions
... area and has been investigated by SCUBA diving (Vause 1959). Vause found a thin sediment cover on most parts of the limestone plain. The local relief...
1969
A Textural Study of Marine Sediments in a Portion of Cardigan Bay (Wales)
Anthony S. G. Jones
Journal of Sedimentary Research (SEPM)
... sand waves in the Irish Sea. Marine Geology, 4, p. 49-55. HARVEY, J. G., 1968, The movement of sea-bed and sea-surface drifters in the Irish Sea...
1971
Introduction to Offshore Geologic Hazards: Section 1: PART 2
Arnold H. Bouma
AAPG Special Volumes
..., Determination of extreme values of waves, winds, currents and tides for the design of offshore structure. Jour. Am. Assoc. Petroleum Eng., p. 166-174...
1981
The Bahamas and Southern Florida: A Model For Carbonate Deposition
Gerald M. Friedman
Oklahoma City Geological Society
... in which secondary porosity was prone to develop after deposition. These environments include (1) the high energy zone of strong currents or waves where...
1973
Carbonate and Volcanic Sediment Distribution Patterns on the Grenadines Bank, Lesser Antilles Island Arc, East Caribbean
Sarmistha Dey, Leigh Smith
CSPG Bulletin
... considerable local variation in current flow and strength (Fig. 4). The waves are affected by this seasonal variation in the winds resulting in strong waves...
1989
Modem Reefs in the West Java Sea
Michael E. Scrutton
Southeast Asia Petroleum Exploration Society (SEAPEX)
.... Observations and sediment sampling were carried out during SCUBA diving, although on long sediment sampling profiles in inter-reef channel or shelf areas...
1978
Modern Reefs in the West Java Sea
Michael E. Scrutton
Indonesian Petroleum Association
... and sediment sampling were carried out during SCUBA diving, although on long sediment sampling profiles in inter-reef channel or shelf areas a van...
1976
Fluviatile Obstacle Marks from the Wadis of the Negev (Southern Israel)
Iaakov Karcz
Journal of Sedimentary Research (SEPM)
... components create a diving motion which scours the bed upstream of the obstacle. It appears that the bed-transformation near hydraulic structures...
1968
Geology and Geochemistry of Reefs, Carbonate Sediments, and Waters, Gulf of Aqaba (Elat), Red Sea
Gerald M. Friedman
Journal of Sedimentary Research (SEPM)
...). North and northeast winds blow steadily along the Gulf ("chimney effect"), and waves and cu rents on the northwestern coast studied...
1968
Part 3: Support Data (B)
Francis P. Shepard, Neil F. Marshall, Patrick A. McLoughlin, Gary G. Sullivan
AAPG Special Volumes
.... Med., v. 8, p. 327-351. LaFond, E. C., 1962, Internal waves, in M. N. Hill, ed., The sea: New York, Interscience, v. 1, p. 731-763. Lambert, A. M., K...
1979
Enigmatic linear furrows and pits on the upper continental slope, northwest Labrador Sea: are they sediment furrows or feeding traces?
Heiner Josenhans, Chris Woodworth-Lynas
Atlantic Geology
... three tentative mechanisms for furrow formation: (1) formation by dragging of fins or mandibles of deep diving animals such as whales as they forage...
1988