Click to minimize content

Welcome to the new Datapages Archives

Datapages has redesigned the Archives with new features. You can search from the home page or browse content from over 40 publishers and societies. Non-subscribers may now view abstracts on all items before purchasing full text. Please continue to send us your feedback at emailaddress.

AAPG Members: Your membership includes full access to the online archive of the AAPG Bulletin. Please login at Members Only. Access to full text from other collections requires a subscription or pay-per-view document purchase.

Click to maximize content

Welcome to the new Datapages Archives

Search Results   > New Search > Revise Search

The AAPG/Datapages Combined Publications Database

Showing 20,259 Results. Searched 197,434 documents.

< Previous   30   31   32   33   34   Next >

Ascending

Ultrasonic wave velocities measurements and seismic anisotropy at Karari gold deposit: Implications for gold exploration

Andre Eduardo C. M. de Souza, Stephanie Vialle, Andrej Bona

Petroleum Exploration Society of Australia (PESA)

... of anisotropy A rock is considered seismically anisotropic when its velocities vary with the direction of the wave propagation. The anisotropy can...

2019

Supercomputers for Beginners: PART III: GPU-Accelerated Computing

Lasse Amundsen, Martin Landrø, Børge Arntsen

GEO ExPro Magazine

... involves solving differential equations that describe the wave propagation under a set of initial, final and boundary conditions and a velocity model...

2016

Automated velocity model building using Fourier neural operators

Guanghui Huang, Sean Crawley, Ramzi Djebbi, Jaime Ramos-Martinez, Nizar Chemingui

International Meeting for Applied Geoscience and Energy (IMAGE)

... of numerical methods to solve partial differential equations (PDE’s) (Li et al., 2021). In seismic wave propagation, for example, Yang et al. (2021), Konuk...

2023

A frequency-dependent fluid prediction method based on a novel fluid indicator incorporating anisotropic effect and squirt flow

Tianjun Lan, Zhaoyun Zong

International Meeting for Applied Geoscience and Energy (IMAGE)

..., during seismic wave propagation, pore fluids can experience wave-induced fluid flow, resulting in squirt flow. In order to address these issues, starting...

2023

Hydrocarbon Expression on Low-Impedance AVO: A Phenomenon of Amplitude Reversal

W. Waluyo

Indonesian Petroleum Association

... and S wave partitioning phenomena described by Zoeppritz (1919). When the propagation of a P wave impinges on an interface between two media...

2002

Potential Causal Mechanisms for MTC Generation from the Northwest African Shelf; #50216 (2009)

Dallas D. Dunlap, Lorena G. Moscardelli, Matthew Hornbach and Lesli Wood

Search and Discovery.com

... was generated to determine Tsunami wave propagation in the Northern Atlantic Inputs: •The “core of MTC 2” was used = 127 km3 (int vel 2200m/s) •Starting...

2009

Geomechanical Properties of the Upper Ordovician Macasty Shale and its Caprock, Anticosti Island: A Regional Evaluation for a Promising Tight Oil Play, #80542 (2016).

Denis Lavoie, Stephan Sejourne

Search and Discovery.com

... a calibration with data from the only reference well on the island for which a sonic log of the S wave is available. A series of calibration tests were...

2016

References Cited: Part 7. Geophysical Methods

AAPG Special Volumes

...: Geophysics, v. 53, p. 659-667. Cheng, C. H., and M. N. Tackoz, 1981, Elastic wave propagation in a fluid-filled borehole and synthetic acoustic logs...

1992

ABSTRACT 4D Seismic Monitoring of CO2: Practical Considerations, #90103 (2010)

David Lumley

Search and Discovery.com

... flow, the approximate physics of certain imaging operators to account for full wave propagation effects, and the sensitivity of certain nonlinear...

2010

Classification of Excavated Material Based on Simple Laboratory Testings

Mohd For bin Mohd Amin

Geological Society of Malaysia (GSM)

... 84 85 86 Approximate Cube Compressive Strength MPa 35 21.5 36.5 20.5 26.0 25 .5 32.5 12.9 34.7 11.3 18.1 17.4 Table 3. Relative propagation wave...

1995

Imaging of Subsurface Velocity Structure on Volcanic Area of South East Java: An Application of Passive Seismic Ambient Noise Tomography for Sub-Volcanic Hydrocarbon Exploration

Pongga Wardaya, Erlangga Septama, Vida Irine Rossa, Richie Rahmat Pratama, Rusalida Raguwanti

Indonesian Petroleum Association

... record the coherent seismic noise coming from the atmospheric activity, sea wave, or industrial activity in the surface. Cross correlation between...

2021

Cross-Well Seismology: A New Production Tool

B. N. P. Paulsson, R. T. Langan

Indonesian Petroleum Association

...- and S-wave) can be used to determine the location of steam in an enhanced oil recovery project and the continuity of sand and shale layers between...

1988

Broadband Seismic Technology and Beyond: Part II: Exorcizing Seismic Ghosts

Lasse Amundsen, Martin Landrø

GEO ExPro Magazine

... is the circular frequency, f is the frequency, c is the propagation velocity, and z is the source depth. In marine seismic surveying, the time domain...

2013

Advanced Technology Improves Natural Fracture Prediction - Workshop Summary

Doug Pachen, Rob Finley, Bob Heim, Steve Laubach, Bob Hardage

PTTC

.... A newly available shaped-charge source can create S waves for fracture identification. P-to-S wave mode conversion was demonstrated to be as effective...

1998

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

... in Figure 2(a). Figure 2(b) illustrates a hypothetical CMP experiment, where the wave propagation associated to the central ray is shown in different...

2009

Unconventional Play Fracture Characterization Through Orthorhombic Depth Model Building

Guy Hilburn, Amit Pendharkar, William Keller, René Mott, Jorge Peinado, Austin Jumper, Victor Kriechbaum

Unconventional Resources Technology Conference (URTEC)

... and fracture orientation allows for the probing of reservoir properties through models of the earth’s kinematic anisotropy. Sound propagation is faster...

2018

Depositional Structures and Processes in the Non-barred High-energy Nearshore

H. Edward Clifton, Ralph E. Hunter, R. Lawrence Phillips

Journal of Sedimentary Research (SEPM)

... the direction of wave propagation, and where the waves obliquely approach the shore, the cross-bedding produced by the megaripples will be similarly...

1971

Petrophysical Classification of Siliciclastics for Lithology and Porosity Prediction from Seismic Velocities (1)

LEV VERNIK and AMOS NUR

AAPG Bulletin

... of stress, temperature, pore pressure) of rocks in situ. Many theoretical models of wave propagation in porous media have been proposed (Gassman, 1951...

1992

Evaluation of the Texaco Dielectric Log in Central Sumatra

P. T. Cox

Indonesian Petroleum Association

... wavelength and reaches the receivers by propagation rather than by induction. As an electromagnetic wave propagates, it is affected by three fundamental...

1983

Imaging of Fractures and Faults inside Granite Basement Using Controlled Beam Migration (Geophysics Paper 5)

Don Pham, Jason Sun, James Sun, Qingbing Tang, Graeme Bone, Nguyen Truong Giang

Geological Society of Malaysia (GSM)

... the propagation of wave fronts, and thus accounts for all arrivals. It produces cleaner images; but it does not image steeply dipping events well. CBM has...

2008

Seismic Imaging of Fractures … A Feasibility Study

Larry Lines

Search and Discovery.com

... the characterization of azimuthal anisotropy. In this area, Alford (1986) showed that the characterization of shear wave splitting in anisotropic media can...

Unknown

Seismic Migration Interpolation using Time-Shift Imaging Condition

Mark Ng

Search and Discovery.com

... wave-equation downward continuation shot migration without loosing significant accuracy. Introduction The zero time (lag) imaging condition has been...

Unknown

Seismic Imaging of Fractures … A Feasibility Study

Larry Lines

Search and Discovery.com

... the characterization of azimuthal anisotropy. In this area, Alford (1986) showed that the characterization of shear wave splitting in anisotropic media can...

Unknown

Seismic Migration Interpolation using Time-Shift Imaging Condition

Mark Ng

Search and Discovery.com

... wave-equation downward continuation shot migration without loosing significant accuracy. Introduction The zero time (lag) imaging condition has been...

Unknown

< Previous   30   31   32   33   34   Next >