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The AAPG/Datapages Combined Publications Database

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

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Possible Effects of Active Faulting on Low Frequency Radio Propagation, Houston, Texas Metropolitan Area

Allen F. Mattis

Houston Geological Society Bulletin

... radio wave propagation in the form of apparent frequency shifts. The time of occurrence of these anomalous radio wave propagation events was compared...

1995

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

... is typically heterogeneous, which affects S-wave propagation, distorting seismic events from deeper layers. Techniques to obtain a better S-wave...

2014

Characterization of underground structures on Earth and on Mars using ambient seismic vibrations

Manuel Hobiger

International Meeting for Applied Geoscience and Energy (IMAGE)

... Ambient seismic vibrations are largely used for seismological studies. These ambient vibrations consist of different seismic wave types, mainly surface...

2022

Wave equation traveltime Kirchhoff with real data applications

Hu Jin, Vladimir Bashkardin, Petr Jilek, Chandan Kumar, Han Liu, John Etgen, Madhav Vyas, Ganyuan Xia

International Meeting for Applied Geoscience and Energy (IMAGE)

... model. In order to test the frequency dependency of the WETK traveltimes, we used three different frequencies for wave propagation during the traveltime...

2023

Risk Management in Exploration and Production; #41889 (2016)

Sudhir Pai, Tim Perrin

Search and Discovery.com

... Tim Perrin, Chief Geophysicist Schlumberger WesternGeco • Who we are and what we do • Technology  The Wave Glider  Sensors ® • Business...

2016

A 3D immersed boundary method for acoustic wavefield simulation with irregular surface topography

Xiang Li, Ziduo Hu, Yancan Tian, Wei Liu, Zhonghua Xu, Gang Yao

International Meeting for Applied Geoscience and Energy (IMAGE)

... immersed boundary finite-difference method for seismic wave propagation modeling with arbitrary surface topography: Geophysics, 81, no. 6, T311–T322, doi...

2023

Abstract: Inverse Modeling the Quality Factor in an Attenuating Medium; #90171 (2013)

Dali Zhang, Michael P. Lamoureux, and Gary F. Margrave

Search and Discovery.com

... are often quantified by the quality factor in wave propagation through an anelastic material. Several modeling methods for wave propagation through...

2013

Abstract: Simplified Processing of Converted Wave Data; #90224 (2015)

John C. Bancroft and Thais Guirigay

Search and Discovery.com

...Abstract: Simplified Processing of Converted Wave Data; #90224 (2015) John C. Bancroft and Thais Guirigay Datapages/Search and Discovery Article...

2015

Aspects of Rock Physics From Laboratory and Log Data that are Important to Seismic Interpretation: Section 1. Fundamentals of Stratigraphic Interpretation of Seismic Data

A. R. Gregory

AAPG Special Volumes

... for an isotropic material. To determine the elastic properties of these materials by wave propagation methods, it is first necessary to identify...

1977

The Application of PSDM VTI Method to Generate a Velocity Model That Can Solve the Mistacking Problem

Aulia Ahmad Nafis, Hasan Nurudin, Ikhsan Hanurogo, Bagus Sapto M, Ahmad Zaenudin

Indonesian Petroleum Association

... image using a seismic method, it needs a velocity model that is able to define appropriately the velocity of wave propagation in the subsurface...

2018

Abstract: Cross-Validation of 3C and 9C Prestack Shear Wave Splitting Analysis at Big Sky; #90224 (2015)

Jeff P. Grossman and Gulia Popov

Search and Discovery.com

...Abstract: Cross-Validation of 3C and 9C Prestack Shear Wave Splitting Analysis at Big Sky; #90224 (2015) Jeff P. Grossman and Gulia Popov Datapages...

2015

The Wave Equation Applied to Migration

D. Loewenthal, L. Lu, R. Roberson, J. Sherwood

Southeast Asia Petroleum Exploration Society (SEAPEX)

...The Wave Equation Applied to Migration D. Loewenthal, L. Lu, R. Roberson, J. Sherwood 1978 72 80 Claerbout’s method has been implemented...

1978

9C data acquisition for near-surface imaging in a quick-clay landslide-prone site in SW Sweden

Tatiana Pertuz, Alireza Malehmir

International Meeting for Applied Geoscience and Energy (IMAGE)

... and Yilmaz, 2021). Wave propagation is the focus of many studies because of their vast applications; for instance and important to this study is geohazards...

2022

Abstract: The Phase Shift Time Stepping Equation and the Marmousi Data Set; #90171 (2013)

Ben D. Wards, Gary F. Margrave, and Michael P. Lamoureux

Search and Discovery.com

... resources. We consider an alternative to wavefield propagation with finite differences, a two-way high-fidelity time-stepping equation based on a windowed...

2013

Wave-equation based amplitude versus offset inversion in long time windows, with time-variant wavelets

Dries Gisolf, Peter R. Haffinger

International Meeting for Applied Geoscience and Energy (IMAGE)

...: Interpretation, 5, no. 3, SL43–SL56, doi: https://doi.org/10.1190/INT-2016-0157.1. Kennett, B. L. N., 1983, Seismic wave propagation in stratified media...

2022

The calculation of first-arrival P-wave traveltime for attenuating TTI media

Mengxiu Wang, Jingyi Chen, Zhengcong Zhao, Kaiyuan Ji, Shaoying Chang

International Meeting for Applied Geoscience and Energy (IMAGE)

...., and I. Tsvankin, 2006, Plane-wave propagation in attenuative transversely isotropic media: Geophysics, 71, no. 2, T17–T30, doi: https://doi...

2022

Optimized downward continuation for the one-way wave equation in TTI media

Cosmin Macesanu, Faqi Liu

International Meeting for Applied Geoscience and Energy (IMAGE)

...Optimized downward continuation for the one-way wave equation in TTI media Cosmin Macesanu, Faqi Liu Optimized downward continuation for the one-way...

2022

The Developing Role of Analysis in the Design of Floating Production Systems

D. B. Melver, D. Cash

Indonesian Petroleum Association

... amplitudes for a wave propagation direction parallel to the pontoons. Figure 5. Surge Force Amplitude per Unit Wave Height Figure 6. Heave Force...

1985

Improving seismic interferometry for traffic noise by wavefield decomposition and deconvolution

Weiping Cao, Xuri Huang, Yezheng Hu, Yungui Xu, Jing Tang, Hai Yao

International Meeting for Applied Geoscience and Energy (IMAGE)

..., significant amount of artifact can be introduced. Based on the propagation directions, the far-field surface wave can be separated into left-going...

2022

Fracture imaging using DAS-recorded microseismic reflections

Yuanyuan Ma, David W. Eaton, Chaoyi Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

... acoustic sensing (DAS) is a rapidly developing technology that can be used for characterizing the geometry and propagation of hydraulic fractures. DAS...

2022

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