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The AAPG/Datapages Combined Publications Database

Showing 1,138 Results. Searched 189,234 documents.

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Crack Density Identification From Shear Wave Splitting Parameter Using Model Single Set Aligne Fracture: a Case Study Carbonate Reservoir

Thariq Guntoro, Intan Andriani Putri, Pebrian Tunggal Prakosa, Yulia Putri Wulandari

Indonesian Petroleum Association

... by Castagna et al. (1985). SHEAR WAVE SPLITTING Shear wave splitting is a phenomenon where a shear wave propagates through an anisotropic medium and splits...

2014

Abstracts: The Deconvolution of Multicomponent Trace Vectors; #90173 (2015)

Xinxiang Li, Peter Cary, and Rodney Couzens

Search and Discovery.com

... the shear wave splitting process can be expressed as a series of rotation plus time-shift operations depending on how many layers of HTI media...

2015

Abstract: Detection of Naturally Occurring Micro-Fractures

Jamal Ass'Ad

Houston Geological Society Bulletin

..., a consistent increase of velocity anisotropy (G) is observed. Shear-wave splitting in the case of rubber (soft) inclusions is more pronounced than its...

1992

Estimating Stimulation-Zone Anisotropy Effects During Microseismic Monitoring

Martin Karrenbach, Steve Cole, Victor Yartsev

Unconventional Resources Technology Conference (URTEC)

... layers. These anisotropy estimates explain the shear-wave splitting observed in the data. Estimating anisotropy parameters in the fracture zone both...

2015

Abstract: Numerical Modeling of Shear-wave Splitting and Azimuthal Velocity Analysis in Fractured Media; #90172 (2014)

Zimin Zhang, Don C. Lawton, Robert R. Stewart

Search and Discovery.com

...Abstract: Numerical Modeling of Shear-wave Splitting and Azimuthal Velocity Analysis in Fractured Media; #90172 (2014) Zimin Zhang, Don C. Lawton...

2014

Solving Shear-Wave Splitting in PS Data Processing of 3D 4C OBN Seismic Survey Offshore Nunukan, Indonesia

Andreas Waluyo, David Tilling, Supriyono, Rio Sebayang, Agus Warmar Rasa

Indonesian Petroleum Association

...Solving Shear-Wave Splitting in PS Data Processing of 3D 4C OBN Seismic Survey Offshore Nunukan, Indonesia Andreas Waluyo, David Tilling, Supriyono...

2020

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

Abstract: Shear Wave Splitting Parameter Estimation Using a Regular Distribution of Azimuths; #90187 (2014)

A. Stanton and M. D. Sacchi

Search and Discovery.com

...Abstract: Shear Wave Splitting Parameter Estimation Using a Regular Distribution of Azimuths; #90187 (2014) A. Stanton and M. D. Sacchi AAPG Search...

2014

PS

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N/A

Abstract: Practical Applications of Seismic Anisotropy; #90187 (2014)

Philip Wild

Search and Discovery.com

... -shear-wave splitting The behaviour of shear-waves as they pass through anisotropic media has been recognized for many years, with laboratory...

2014

Abstract: Shear Wave Splitting Analysis of Borehole Microseismic Reveals Weak Azimuthal Anisotropy Hidden Behind Strong VTI Fabric of the Lower Paleozoic Shales in Northern Poland; #90310 (2017)

Wojciech Gajek, James V. Verdon, Michal Malinowski, Jacek Trojanowski

Search and Discovery.com

...Abstract: Shear Wave Splitting Analysis of Borehole Microseismic Reveals Weak Azimuthal Anisotropy Hidden Behind Strong VTI Fabric of the Lower...

2017

P- and PS-Wave Vector Wavefields for Anisotropic Petrophysics

James Gaiser

Petroleum Exploration Society of Australia (PESA)

... of azimuthally anisotropic amplitude variations (AVAz) is also becoming more important. When layered media are fractured, orthorhombic symmetry of P-wave...

2016

The Impact of Shear-Wave Splitting on the Imaging of P-S Data

Search and Discovery.com

...The Impact of Shear-Wave Splitting on the Imaging of P-S Data The Impact of Shear-Wave Splitting on the Imaging of P-S Data Peter Cary* Sensor...

2013

Abstracts: Getting Better Shear-wave Data over Heavy Oil: Rational for Buried Acquisition; #90173 (2015)

Rob Kendall and Richard A. Bale

Search and Discovery.com

... is seldom observed in practice. The first is the negative effect of shear-wave splitting on the resolution of the PS data. This can be addressed by performing...

2015

ABSTRACT: A Multi-Azimuth VSP Experiment for Fracture Orientation Detection in HMD Field, Algeria; #90051 (2006)

Foudil Babaia, Farid Chegrouche

Search and Discovery.com

... fractures by two analysis methods; shear wave splitting and P wave velocity anisotropy based on an anisotropic ratio computed from four offset VSP...

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 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

Multicomponent Time-Lapse Monitoring of Bitumen Recovery and Geomechanical Implications; #41317 (2014)

Rob Kendall and Kurt Wikel

Search and Discovery.com

... (Figure 2). In the very near surface of the earth in Northern Alberta, a significant amount of shear wave splitting has been observed (Whale et. al...

2014

Abstracts: Bringing Seismic Ideas to Acoustic Logging; #120181 (2015)

Partha Biswas & Shreya B. Ley

Search and Discovery.com

.... However, they each have limitations. Fractures are anisotropic, so shear wave splitting can be an indication of fractures in subterranean formations...

2015

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