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The AAPG/Datapages Combined Publications Database
Showing 19,696 Results. Searched 195,452 documents.
Effects of the 26-December-2004 Indian Ocean Earthquake
H. D. Tjia, Koay Leong Thye
Geological Society of Malaysia (GSM)
... lengths of the order of many tens of kilometres. Upon reaching shallow depths, wave propagation is impeded by increasing friction with the sea floor, wave...
2005
Effects of Overburden Anisotropy and Vertically Aligned Fractures on P-Wave Azimuthal AVO Responses
Fatkhan, Yudi Yanto, Nofri Faruza Said
Indonesian Petroleum Association
... at least wave velocity changes with direction of propagation. With the increasing use of wide angles and multi-azimuthal seismic data, anisotropic effects...
2005
Utilizing the Two-Way Wave Equation: Reverse Time Pre-Stack Depth Migration
Matthew H. Karazincir, Clive M. Gerrard, Andrew Long, Lynn B. Comeaux
Indonesian Petroleum Association
... and Scales, 1997) the whole wavefield is distributed amongst the required number of CPU’s and the wave propagation is performed by only communicating...
2008
Abstract: Complex-beam Migration: Non-recursive and Recursive Implementations; #90187 (2014)
Tianfei Zhu
Search and Discovery.com
... variations are large. We show that the new method is a true-amplitude extension of the phase-shift wave-equation migration method into media...
2014
Forward modeling for arbitrary irregular free-surface based on body-fitted grid
Erxiang Wei, Jianping Huang, Zhenchun Li
International Meeting for Applied Geoscience and Energy (IMAGE)
... Seismic wave forward modelling is an effective tool for studying the propagation of seismic waves in the Earth's internal medium. However, irregular...
2023
Abstracts: Synthetic Microseismic Files; #90173 (2015)
J. Wong, P. M. Manning, L. Han, and J. B. Bancroft
Search and Discovery.com
... accurate relative amplitudes of the x, y, and z components of P wave arrivals in order that the direction cosines of the propagation vector at receivers...
2015
Ranking Influence of Microfabrics and Microporosity on Acoustic Propagation in Unconventional Tight Carbonate Reservoirs
Abdallah Abdelkarim, Mohammed Makkawi
Unconventional Resources Technology Conference (URTEC)
... that porosity and, to less extent, sedimentary fabric are the main controlling aspects of acoustic wave propagation in carbonate reservoirs...
2022
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
... the method to determine the first layer velocity as well. This method calculates travel times and wave propagation vectors by tracing rays locally within...
2014
-- no title --
Search and Discovery.com
N/A
ABSTRACT: Advantages of Simultaneous Surface and Borehole Seismic Acquisition and Data Synergy in Processing and Interpretation, by Scott Leaney, Bill Borland, Di Cao, Bill Harmony, and Phil Johnston; #90913(2000).
Search and Discovery.com
2000
Advanced Methods to Build Complex Earth Models for Seismic Modeling
Search and Discovery.com
N/A
ABSTRACT: Dynamic process modeling in non-elastic sediment structures of the Black Sea region; #90109 (2010)
B. P. Maslov
Search and Discovery.com
... elastic or perfectly plastic geological structures. We consider here the presence of is visco-plastic areas in a zone of a plane wave propagation...
2010
Abstract: Estimation of the Quality Factor with Tomography Using the Complex Eikonal Equation; #90255 (2017)
Tatiana Espinosa, Carlos Piedrahita Escobar
Search and Discovery.com
.... The resulting travel time is complex: its real part describes the wave propagation and its imaginary part describes the effects of attenuation. Tomography...
2017
Fast viscoacoustic forward modeling method based on U-net Fourier neural operator
Wenbin Tian, Yang Liu
International Meeting for Applied Geoscience and Energy (IMAGE)
... facilitates a significantly enhanced simulation of seismic wave propagation, rendering it indispensable for seismic data interpretation and processing...
2023
Depth Imaging Seeing the Invisible
Vetle Vinje
GEO ExPro Magazine
... in the earth where they were reflected. The wave equation, which describes the propagation of seismic waves, is used to move (or migrate) the energy...
2010
Appendix: Chapter 9
B. R. Kulander, S. L. Dean, B. J. Ward Jr.
AAPG Special Volumes
... deals with hackle plume geometry and its relation to the distribution of relative fracturing stresses and propagation velocities. Section 4 discusses...
1990
Flexural and Full Wave Logging Using the Low-Frequency Dipole Sonic
David E. Sharbak
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... use a monopole source to generate several types of acoustic waves in the borehole. Figure 1 describes wave propagation from a monopole source...
1994
Surge Propagation in Debris Flows
Search and Discovery.com
N/A
Abstract: The Development of Reliable Earth Models; #90000 (2016)
Iain Weir-Jones
Search and Discovery.com
... and compressional wave velocities, quality factor, shale volume, and the degree and type of anisotropy. • Understanding the regional stress distribution at shallow...
2016
Abstract: Investigation of the Relationship between Seismic Velocity Dispersion Principles and the Permeability of Subsurface Porous Materials; #90174 (2014)
Adrienne Campbell, Winnie Pun, and Bernd Milkereit
Search and Discovery.com
... dependent P wave velocity dispersion and the permeability of subsurface porous materials. This is carried out using geophysical data obtained from the Mallik...
2014
Abstract: The Benefits of S-waves and Multicomponent Data for Surface Monitoring; #90187 (2014)
en Dando, Kit Chambers, Raquel Velasco, and Stephen Wilson
Search and Discovery.com
... surface effects, anisotropy and finite frequency propagation, a number of key conclusions can be made. The similarity between results for the P-wave...
2014
Abstract: Application of Gassmann's Model in Hydrocarbon-Bearing Reservoir Characterisation
Ng Tong San, Leong Lap Sau
Geological Society of Malaysia (GSM)
... impedance (density x velocity) in sandstone and carbonate reservoirs can be predicted from seismic wave propagation in a porous fluid-filled media...
1990
Abstract: Challenging Views Towards Minimization of Multi-Component Data Complexities (Geophysics Poster 4)
Amar Ghaziah, Riaz Alai, Hafizal M. Zahir
Geological Society of Malaysia (GSM)
... and gas companies in finding new reserves. In addition to improved subsurface imaging using shear wave information, they are also inevitable in optimal...
2011
Abstract: The Effects of Fluid Viscosity on Seismic Response: A Model Study; #90171 (2013)
Fereidoon Vasheghani, Larry Lines, and Joan Embleton
Search and Discovery.com
... difference forward modeling technique. Snapshots of P wave Propagation a) Visco-Elastic b) Elastic c) Difference Figure 2: Snapshots of P-wave...
2013
Abstract: Multi-Scale 2D Acoustic Full Waveform Inversion with High Frequency Impulsive Source; #90187 (2014)
Vladimir N. Zubov, Michael P. Lamoureux, and Gary F. Margrave
Search and Discovery.com
... convergence through a Newton method root search applied to misfit data correlated with the forward propagation wave. Introduction A useful mathematical...
2014