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The AAPG/Datapages Combined Publications Database
Showing 20,858 Results. Searched 200,616 documents.
-- no title --
user
Search and Discovery.com
... seismogram generated from wireline log data. Q values for both P wave and shear wave were also estimated through spectral ratio method. We extracted...
Unknown
Abstract: Subsalt Migration Velocity Analysis with the Common Image Cube Approach, by K. Mansoor, O. Hermant, H. Baudon, S. Warzocha, and M. Van De Rijzen, #90188 (2014)
Search and Discovery.com
2014
-- no title --
user
Search and Discovery.com
...user Imaging Vertical Faulting on a WCB 3D using Duplex Wave Migration Brian Link1, Nawm Marmalevsky2, and A. Kostyukevyck2 1 Kelman Technologies Inc...
Unknown
-- no title --
user
Search and Discovery.com
... the reflectors in the image domain are promoted as part of this optimization. Our method is tested with a reverse-time 'wave-equation' migration code...
Unknown
-- no title --
user
Search and Discovery.com
... seismogram generated from wireline log data. Q values for both P wave and shear wave were also estimated through spectral ratio method. We extracted...
Unknown
-- no title --
user
Search and Discovery.com
... of (9%) in P-wave velocities with the fast velocity subparallel to structural strike. Field mapping of fracture data confirmed that the dominant...
2013
Abstract: P-Wave Slowness Surface Approximation for Tilted Orthorhombic Media; #90255 (2017)
Qi Hao, Alexey Stovas
Search and Discovery.com
...Abstract: P-Wave Slowness Surface Approximation for Tilted Orthorhombic Media; #90255 (2017) Qi Hao, Alexey Stovas AAPG Datapages/Search...
2017
Abstract: A Mimetic Scheme for Finite Difference Modeling of Acoustic Reflection; #90255 (2017)
F. Solano-Feo, J. M. Guevara-Jordán, O. Rojas1, C. González-Ramírez, B. Otero, R. Rodríguez
Search and Discovery.com
... a new mimetic finite difference (FD) scheme for solving the acoustic wave equation coupled to absorbing boundary and free surface conditions...
2017
Abstract: Full Waveform Inversion for Complex Near Surface Imaging Using SEG Seam II Synthetic Model; #90319 (2018)
Ali A. Mohamed, Abdullatif A. Al-Shuhail
Search and Discovery.com
...-end technology in velocity model building and seismic wave migration for imaging complex near surface structure having small-scale geological...
2018
Multi-Component Seismic (3C) Data Acquisition A Case Study from Oil India Ltd. Operational Area in Upper Assam Basin, #40728 (2011)
K. L. Mandal, A. K. Khanna, Dr. R. Dasgupta
Search and Discovery.com
... that there are distinct S-wave velocity (Vs) anomalies in the Barail sands. Vs generally increases with sand quality. This is an important observation...
2011
In Situ Stress Prediction Using Differential Strain Analysis and Ultrasonic Shear-Wave Splitting
B. Widarsono, J. R. Marsden, M. S. King
Indonesian Petroleum Association
... by penny-shaped cracks, explains variation of S-wave velocity with variations in ray path angle and wave polarization relative to the crack plane...
1996
Quantitative evaluation of vibroseis excitation signal based on signal-noise separation
Fei Luo, Yang Zhu, Tie Wei, Guowei Wei, Lianbin Jiang
International Meeting for Applied Geoscience and Energy (IMAGE)
... a quantitative evaluation method for force signal based on the separation of fundamental wave and harmonics. This method can accurately calculate the fundamental...
2022
The Prediction of Engineering Properties of Soils by Geophysical Exploration Method: Laboratory Ultrasonic and Field Seismic Refraction Tests at Khon Kaen, Thailand
L. Wannakao, W. Youngme, P. Wannakao
Geological Society of Malaysia (GSM)
..., thickness and P-wave velocity could be determined from the T-X curve (Fig. 4a, b, c). S wave was generated by horizontal hitting at the end...
1999
Application of Interferometric MASW to a 3D-3C Seismic Survey
Shaun Strong, Steve Hearn
Petroleum Exploration Society of Australia (PESA)
... is to use the MASW method to derive a near-surface S-wave velocity profile for a 3D-PS survey. The intention is to then use this to improve...
2016
Efficient Q-RTM in anisotropic TTI media with phase and amplitude compensation
Yongzhong Wang, Faqi Liu, Carlos Calderón
International Meeting for Applied Geoscience and Energy (IMAGE)
... phase velocity, and 𝑣 𝑝 (𝜔), the real part of 𝑣 𝑝𝐴 (𝜔), is the P-wave phase velocity in a visco-acoustic medium. Blanch et al. (1995) presented...
2024
Spur and Groove Patterns on the Reefs of the Northern Gulfs of the Red Sea
Amihai Sneh , Gerald M. Friedman
Journal of Sedimentary Research (SEPM)
... are developing, skeletal sands are being deposited between the reefal bodies. These sands are loose and hence prone to easy removal by wave action. However...
1980
Dynamics of Nearshore Sediment Movement
J. W. Johnson
AAPG Bulletin
... waves approach a coast with crests parallel with the shore, important transformations in the wave characteristics occur. The wave velocity and the wave...
1956
Oceanic Flood Deposits in the Cretaceous Western Interior of North America
Simon A.J. Pattison
Search and Discovery.com
...) Abstract The apparent paucity of storm, wave-induced underflow deposits in ancient shelf settings is puzzling given the ubiquity of storm deposits...
Unknown
An Outcrop Based Integrated Reservoir Model of the Frontier Formation Hybrid Play in the Powder River Basin, Wyoming, USA, #51546 (2019).
M.H. Hofmann, N. La Fontaine, T. Le, T. Hoffman
Search and Discovery.com
... organics) Minor storm and wave influence (HCS, SCS) Abundant gravity flow deposits Tc Tb Tc Tb Ta Type Log/Facies Conclusion Introduction...
2019
ABSTRACT: The Eco-Rig Concept: Converting Decommissioned Offshore Platforms for Energy Production
Brian J. Harder, Chacko J. John, Reed J. Bourgeois
GCAGS Transactions
... structures through the use of three renewable energy resources available at the sites: solar, wind and wave energy. This process would involve the initial...
2007
Potential Reservoir Facies in the Nanushuk Formation (Albian-Cenomanian), Central North Slope, Alaska: Examples from Outcrop and Core - Abstract
D. L. LePain, Russell Kirkham
Alaska Geological Society
... flooding surfaces. Sandstones of this assemblage are characterized by abundant storm wave-generated structures, suggesting that the shorezone in this area...
2001
ABSTRACT: Deltaic to Estuarine Regime Change on Proximal Paleo-Orinoco Shelf: Morne LEnfer Formation, South Trinidad
Ariana Osman
Geological Society of Trinidad & Tobago
... as it built across south Trinidad. Much of our current understanding of paleo-Orinoco sand reservoirs come from the storm-wave dominated outer-shelf...
2007
3-D AVO Analysis and Modeling Applied to Fracture Detection in Coalbed Methane Reservoirs
Antonio C.B. Ramos, T.L. Davis
Rocky Mountain Association of Geologists
... to be gas or water. The presence of gas in the crack system of the coals, for lower confining pressures, reduces the P-wave velocity significantly...
1997
Origin of Hummocky Cross-Stratification: Part 2. Paleohydraulic Analysis Indicates Formation by Orbital Ripples Within the Wave-Formed Flat-Bed Field: Abstract
William L. Duke, Dale A. Leckie
CSPG Special Publications
...Origin of Hummocky Cross-Stratification: Part 2. Paleohydraulic Analysis Indicates Formation by Orbital Ripples Within the Wave-Formed Flat-Bed Field...
1986
Current Issues in Oil and Gas Royalty Litigation [Abstract]
Mark D. Christiansen
Oklahoma City Geological Society
...) This presentation will focus on the current wave of royalty owner lawsuits concerning issues such as (1) the impact of post-production or transportation-related...
1997