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The AAPG/Datapages Combined Publications Database
Showing 20,827 Results. Searched 200,293 documents.
Abstract: Prestack Depth Migration with the Gabor Transform; #90211 (2015)
Yongwang Ma and Gary Margrave
Search and Discovery.com
... CSPG/CSEG/CWLS Convention 2006, What’s New? Where is Our Industry Heading? Calgary, AB, Canada, May 15-18, 2006 Gazdag, J., 1978, Wave equation...
2015
Developing a Versatile Method for Rock Physics Modeling in a Carbonate Reservoir by Integrating Rock Mechanic Laboratory Results, Petrophysical Analysis and Computational Rock Physics: A Case Study from The Kais Formation in the Salawati Basin
Al Hafeez, Ananto Wibisono, Rochmad, Khairil Iqbal, Agus Guntoro, Gianita Octavia
Indonesian Petroleum Association
... aspect ratio as: is to calculate the P-wave velocity (Vp) using the equation as follows, Vp b a k 4 3 Where: Where: a = length...
2016
Visualizing AVAZ Parameter Estimates and Uncertainty, #41571 (2015).
Jon Downton, Dave Gray, Torre Zuk
Search and Discovery.com
... coordinates. Equation (2) may be written more compactly in matrix form d=Gm where d is the observed reflectivity data, m = [A,B,C,D]T is the parameter vector...
2015
Predicting the depth of viscous stress peaks in moving salt sheets: Conceptual framework and implications for drilling
Ruud Weijermars and Martin P. A. Jackson
AAPG Bulletin
... and clay content on wave velocities: Geophysics, v. 51, p. 2093–2107, doi: 10.1190/1.1442062. Herwanger J. Koutsabeloulis N., 2011, Seismic...
2014
Abstract: Seismic Behaviour of CO2 Saturated Fontainebleau Sandstone Under In Situ Conditions; #90174 (2014)
Mizanul Huq Chowdhury and Douglas R. Schmitt
Search and Discovery.com
... and supercritical phases of the CO 2. This situation is most likely in the uppermost kilometer of most sedimentary basins. P- and S-wave velocities were...
2014
Imaging Subsurface Structures Under Gas Clounds by Multi-Component Technology
Xiaogui Miao, Loh Fong Cheen, Libo Zi, Jing Du, Magali Beele, Jacques Bonnafe, Natalia Anggriani, Gilles Vallon, Claudio Strobbia
Indonesian Petroleum Association
... processing flows for both PP and PS waves were laid out to improve the structural and reservoir images. Particularly for PS converted wave data, apart from...
2014
Finite Difference Modeling: Part II: How to clean numeric time dispersion
Lasse Amundsen, Ørjan Pedersen, Martin Landrø
GEO ExPro Magazine
... and MARTIN LANDRØ Continuing the discussion that was started in GEO ExPro Vol. 15, No. 2. The wave equation is the partial differential equation...
2018
Three-Component Amplitude vs. Offset Analysis, by Deborah Miles, Gary Gassaway, Laurie Bennett, and Richard Brown; #91024 (1989)
Search and Discovery.com
1989
Simulation of seismic waves in the fluid-solid coupled thermoelastic medium
Sen Yang, Guochen Wu, Junzhen Shan, Hongying Liu
International Meeting for Applied Geoscience and Energy (IMAGE)
... coupled media. The global simulation method does not consider the coupling interface information and adopts the same wave equation in different media...
2023
Role of Vortices in Surf Zone Prediction: Sedimentation and Wave Forces
Robert L. Miller
Special Publications of SEPM
... 45 equation l wave celerity Masch and depth and C Wiegel 1961 have published tables for solutions 3 6 40 According height 2 25 25 2 6 0 3 4...
1987
Plotting Equation for Gaussian Percentiles and a Spreadsheet Program for Generating Probability Plots: RESEARCH METHODS PAPERS
James H. Balsillie, Joseph F. Donoghue, Kenji M. Butler, Jennifer L. Koch
Journal of Sedimentary Research (SEPM)
...Plotting Equation for Gaussian Percentiles and a Spreadsheet Program for Generating Probability Plots: RESEARCH METHODS PAPERS James H. Balsillie...
2002
Abstract: Near-surface S-wave Velocity from an up Hole Survey using Explosive Sources; #90187 (2014)
Saul E. Guevara, Gary F. Margrave, and William M. Agudelo
Search and Discovery.com
...Abstract: Near-surface S-wave Velocity from an up Hole Survey using Explosive Sources; #90187 (2014) Saul E. Guevara, Gary F. Margrave, and William M...
2014
Spatially varying Chi volumes: A study in offshore Australia on background trend calculation from the Shuey two-term approximation
Hayden Powers, Noah R. Vento
International Meeting for Applied Geoscience and Energy (IMAGE)
... by their radii r. Equation 1 shows this calculation performed on the folded polar coordinates data and subsequent translation to χ: has an excellent S/N...
2023
The Application of 2D Common-Offset Common-Reflection-Surface (CO CRS) Stack Method Towards Synthetic Data
Parapaty Halley, Rachmat Sule, Teuku Abdullah Sanny
Indonesian Petroleum Association
.... The synthetic data is produced from Finite Difference Modeling that solves the acoustic wave equation for an undulated subsurface model. THE CO CRS...
2009
Abstract: Land Based S-Wave Reflection Seismology with P Sources; #90309 (2017)
Bob Hardage
Search and Discovery.com
..., and at the subsurface coordinates of a buried explosive, even though these sources have, by tradition, been used only as P-wave sources, not as S-wave sources...
2017
Improve Kirchhoff depth imaging using full-wave-equation traveltimes
Yongzhong Wang, Yang He, Alex Yeh, Faqi Liu, Bin Wang, Carlos Caldern
International Meeting for Applied Geoscience and Energy (IMAGE)
...Improve Kirchhoff depth imaging using full-wave-equation traveltimes Yongzhong Wang, Yang He, Alex Yeh, Faqi Liu, Bin Wang, Carlos Caldern Improve...
2023
A method to predict the resistivity index for tight sandstone reservoirs from nuclear magnetic resonance data
Liang Xiao, Yujiang Shi, Gaoren Li, Haopeng Guo, Junran Li
AAPG Bulletin
... be simply expressed using the Archie equation. This makes the saturation exponent difficult to determine and the water saturation estimation significantly...
2021
Antidunes as Trochoidal Waves
Bryce M. Hand
Journal of Sedimentary Research (SEPM)
... = []/[k] - [H]/[2] sin ; } y = [H]/[2] cos } where x and y are coordinates for any point on the curve, k is the wave number (k = 2/L; L = wavelength...
1969
High-Resolution Visualization of Flow Interference Between Frac Clusters (Part 1): Model Verification and Basic Cases
Ruud Weijermars, Arnaud van Harmelen, Lihua Zuo, Ibere Nascentes Alves, Wei Yu
Unconventional Resources Technology Conference (URTEC)
... are of dimension [m2.s-1], because x is expressed in length units [m]. For cylindrical coordinates (r,θ) space the primitive complex potential ( z ) becomes...
2017
Implications for the Hydrocarbon Presence: An Example from Lower Indus Basin, #10808 (2015).
Syed Ali Asghar
Search and Discovery.com
... in clastic sediments. Calculation of Poisson's ratio requires the assessment of shear wave velocity, which was estimated by using Castagna's relationships...
2015
Optimal transport for elastic source inversion
Tyler Masthay, Björn Engquist
International Meeting for Applied Geoscience and Energy (IMAGE)
... the acoustic wave equation, which is less accurate than the elastic wave equation. In this paper, we extend these results to elastic source inversion in two...
2023
Defining a Steeply-Dipping Salt Flank in Mississippi with a New High-Certainty 3D Method
Nicholas Brooks, Pat Donais, Werner Heigl, Jakob Haldorsen, Fred Li
GCAGS Transactions
... use the wave equation to forward propagate the source wave field through a model of the shallow sediments and salt body (Claerbout, 1985...
2015
II. Information Content and Resolution Potential of Seismic Data.
Norman S. Neidell
AAPG Special Volumes
... motion within this region. Fig. Spherical wave motion encountering a flat reflector illustrating Fresnel zone region which is principally responsible...
1979
Abstract: Simple Wavefield Modelling to Evaluate the Low Frequency Artifacts in Reverse-Time Migration; #90224 (2015)
John C. Bancroft
Search and Discovery.com
... to eliminate spherical divergence. The wavefield was propagated using a two-way finite difference solution to the acoustic wave equation 2P 1 2P...
2015
Abstract: Tomography of a Velocity Modeland Location of Microseismic Events with P, Sv and Sh Waves; #90224 (2015)
Malgorzata Chmiel and Thomas Bardainne
Search and Discovery.com
... analytical and numerical modules (time 3 D - based on the 3D eikonal equation developed by Podvin and Lecomte (1991) and an anisotropic ray tracer...
2015