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The AAPG/Datapages Combined Publications Database
Showing 20,829 Results. Searched 200,357 documents.
Method of seismic wave advance geological prediction in soft layer
Xingmeng Dong, Zhoutuo Wei, Yuwen Zhai, Jigen Xia
International Meeting for Applied Geoscience and Energy (IMAGE)
...Method of seismic wave advance geological prediction in soft layer Xingmeng Dong, Zhoutuo Wei, Yuwen Zhai, Jigen Xia Method of seismic wave advance...
2022
Recent Sediments, Northwest Gulf of Mexico: ERRATUM
Joseph R. Curray
AAPG Bulletin
...: [EQUATION] where µ = horizontal component of orbital velocity at the bottom H = height of wave at the depth of water considered T = wave period...
1961
Abstract: Local Radial Basis Functions for Helmholtz Equation in Seismic Inversion; #90255 (2017)
Hebert Montegranario, Mauricio Londoño
Search and Discovery.com
... Solutions of Helmholtz equation are essential in Seismic imaging methods like full wave inversion, which needs to solve many times the wave equation...
2017
Abstract: 3D, Anisotropic Phase Shift Operators; #90171 (2013)
Robert J. Ferguson and Gary F. Margrave
Search and Discovery.com
... model space. From the scalar wave-equation, p1, p 2, =p1 p ip2 jp3 k define a plane wave in k define the orthogonal coordinate system...
2013
Abstract: 3D, Anisotropic Phase Shift Operators; #90171 (2013)
Robert J. Ferguson and Gary F. Margrave
Search and Discovery.com
... model space. From the scalar wave-equation, p1, p 2, =p1 p ip2 jp3 k define a plane wave in k define the orthogonal coordinate system...
2013
Abstract: Wave-Equation Migration: Two Approaches, by K. Larner, L. Hatton; #90976 (1976).
Search and Discovery.com
1976
Improving the Convergence of Shot-Profile Migration by Plane Wave Synthesis
Chad M. Hogan
Search and Discovery.com
...-equation migration algorithm such as FOCI (Margrave et al., 2006). Plane-wave migration was developed in part to preserve the fidelity benefits of prestack...
Unknown
Improving the Convergence of Shot-Profile Migration by Plane Wave Synthesis
Chad M. Hogan
Search and Discovery.com
...-equation migration algorithm such as FOCI (Margrave et al., 2006). Plane-wave migration was developed in part to preserve the fidelity benefits of prestack...
Unknown
Gradient-regularized physics informed neural networks for acoustic wave simulation
Shobhit Mishra, Bharath Shekar
International Meeting for Applied Geoscience and Energy (IMAGE)
... the acoustic wave equation. PINNs are capable of simulating seismic wave propagation without the need for discretization and can be modified to be resolution...
2024
Using Sonic and Resistivity Effective Medium Theories to Quantify the Influence of Rock Fabric on the Mechanical Properties of Organic Mudrocks
Paul Sayar, Carlos Torres-Verdín
Unconventional Resources Technology Conference (URTEC)
... properties. Phase velocities of compressional- and shear-wave propagation are then calculated using the estimated stiffness of the rock. The rock physics...
2015
Finite-frequency transmission traveltime tomography in VTI media
Fei Luo, Lanlan Yan, Jiexiong Cai
International Meeting for Applied Geoscience and Energy (IMAGE)
... wave equation often assumes that the shear wave velocity is 0. When this happens, the wave field propagation will be unstable. Based on this, this paper...
2024
From Arrhenius to CO2 Storage: Part XII: Model for Radiative Transfer of Fluxes in the Temperature-Stratified Atmosphere
Lasse Amundsen, Martin Landrø
GEO ExPro Magazine
... a spherical cow in a vacuum …” A popular joke about modeling. NASA/ JSC the equation of radiative transfer which describes mathematically how...
2021
Abstract: A Stable Criterion for Shear-Wave-Splitting Analysis; #90174 (2014)
Xinxiang Li and Jeff P. Grossman
Search and Discovery.com
...Abstract: A Stable Criterion for Shear-Wave-Splitting Analysis; #90174 (2014) Xinxiang Li and Jeff P. Grossman AAPG Datapages/Search and Discovery...
2014
Lomnitz Law Versus Elasticoviscous Controversy
Paul S. Wesson
AAPG Special Volumes
..., coupled with the wave equation, only accounts for constant Q in the range 10-8 to 1 Hz, McCann (1970) maintained End_Page 454...
1974
Abstract: Remote Classification of Seabed Types Derived from Interferometric Sonar Data, by S. Hadden and C. Green; #90923 (1999)
Search and Discovery.com
1999
Abstract: Organoporosity (Фom) versus Mineral Matrix porosity (Фmm) in “Shale” Reservoirs using the Maxwell-Garnett Equation and Shaly Sandstone Producibility (Q) Plot
G. B. Asquith
West Texas Geological Society
...): 10 – 1000nm OM (Фom): 5 – 750nm The Maxwell-Garnett Equation is designed to model the low frequency current response in a mixture of spherical pores...
2013
The Effects of Entrainment on the Hydraulic Equivalence Relationships of Light and Heavy Minerals in Sands
Rudy L. Slingerland
Journal of Sedimentary Research (SEPM)
.... (June), A semi-empirical critical velocity equation and critical suspension velocity equation have been developed to explain the settling velocity...
1977
Shell Content in Quartzose Beach and Dune Sands, Dee Why, New South Wales
G. S. Gibbons
Journal of Sedimentary Research (SEPM)
... and sub-spherical; some have a very strong network of opaque acicular crystal inclusions and the surface of a fair proportion is iron-stained. Most grains...
1967
Acquisition and Ananlysis of Wide-Angle Reflection and Refraction Seismic Data
Paul L. Stoffa
Circum Pacific Council Publications
... a modest suite of incidence angles requires spatial apertures larger than currendy employed. Finally, in marine exploration, converted shear-wave...
1989
Basics of Resistivity Tools - Application of Resistivity-Tool-Response Modeling for Formation Evaluation - Archie Series No. 2
Hezhu Yin
AAPG Special Volumes
... Laplace’s equation Laterolog 3 and laterolog 7 Vertical resolution of LL3 and LL7 Spherically focused log and microspherical focused log Dual...
2011
A stable TTI acoustic wave equation
Linbin Zhang, Edose Ohen
International Meeting for Applied Geoscience and Energy (IMAGE)
...A stable TTI acoustic wave equation Linbin Zhang, Edose Ohen A Stable TTI acoustic wave equation Linbin Zhang and Edose Ohen, Seismic PPS Summary...
2022
Abstract: Modelling Near-field Effects in VSP-based Q-estimation Part 2: Modelling Results; #90171 (2013)
Arnim B. Haase and Robert R. Stewart
Search and Discovery.com
... and Robert R. Stewart University of Houston Summary The complete spherical wavefield emanating from a P-wave point source surrounded by a homogeneous isotropic...
2013
Gas Hydrates: Part III: Rock Physics Hydrate Experiments
Lasse Amundsen, Martin Landrø
GEO ExPro Magazine
...-wave sonic and resistivity logs. Column 1: Comparison of P-wave velocity (red line) with model results assuming methane hydrate (solid black lines...
2012
Anisotropic elastic full-waveform inversion for crosswell seismic data for Wyoming CarbonSAFE project
Olga Podgornova, Shujaat Ali, Ting Lei, Peng Li, Matthew Johnson, Lu Lee, Zunsheng Jiao, J. Fred McLaughlin, Erik Borchardt, Lin Liang, Pierre Bettinelli, Joel Le Calvez
International Meeting for Applied Geoscience and Energy (IMAGE)
...://doi.org/10.2172/1557442. Zhou, C., G. T. Schuster, S. Hassanzadeh, and J. M. Harris, 1997, Elastic wave equation traveltime and waveform inversion...
2023
Abstracts: Determining Microseismic Event Locations by Semblance-weighted Stacking; #90173 (2015)
David W. Eaton, Jubran Akram, Andy St-Onge, and Farshid Forouhideh
Search and Discovery.com
.... For all depth-distance pairs in the lookup table, semblance-weighted waveform stacks are calculated within P- and S-wave corridors. The location...
2015