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The AAPG/Datapages Combined Publications Database

Showing 31,478 Results. Searched 189,922 documents.

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Search and Discovery.com

... of wavelet stretching is offset dependent tuning for thin beds. Even though tuning is inherent in the data before NMO correction, its effect on AVO...

Unknown

Abstracts: The Reflectivity Response of Multiple Fractures and its Implications for Azimuthal AVO Inversion; #90173 (2015)

Olivia Collet, Benjamin Roure, Jon Downton

Search and Discovery.com

...Abstracts: The Reflectivity Response of Multiple Fractures and its Implications for Azimuthal AVO Inversion; #90173 (2015) Olivia Collet, Benjamin...

2015

Abstracts: Plane Wave Reflection and Transmission Coefficients for VTI Media; #90173 (2015)

Ritesh Kumar Sharma and Robert James Ferguson

Search and Discovery.com

... influence on the R coefficient of seismic waves. Thus conventional AVO analysis needs to be modified in the presence of the anisotropy on either side...

2015

Abstract: Compensation for Shear-wave Anisotropy Effects Above a Heavy Oil Reservoir; #90171 (2013)

Richard Bale, Kostya Poplavskii, and Colin Wright

Search and Discovery.com

...Abstract: Compensation for Shear-wave Anisotropy Effects Above a Heavy Oil Reservoir; #90171 (2013) Richard Bale, Kostya Poplavskii, and Colin Wright...

2013

Abstract: Compensation for Shear-wave Anisotropy Effects Above a Heavy Oil Reservoir; #90171 (2013)

Richard Bale, Kostya Poplavskii, and Colin Wright

Search and Discovery.com

...Abstract: Compensation for Shear-wave Anisotropy Effects Above a Heavy Oil Reservoir; #90171 (2013) Richard Bale, Kostya Poplavskii, and Colin Wright...

2013

Anisotropy Analysis in Shale Using Advanced Sonic Data - Bakken Case Study, #41049 (2012)

Mehdi Ostadhassan, Zhengwen Zeng, Hadi Jabbari

Search and Discovery.com

... Incorporating anisotropy in seismic data processing will improve accuracy in prestack depth migration, amplitude variation with offset (AVO...

2012

AVO Responses: The Good, the Bad and the Evil

Per Avseth

GEO ExPro Magazine

... that gas saturated sands capped by shales would cause an amplitude variation with offset (AVO effect) in pre-stack seismic data. Shortly after, AVO...

2005

Incorporating Fault Intensity and AVO Inversion to Characterize a Shale Gas Reservoir; #41346 (2014)

Carl Reine and Sean Lovric

Search and Discovery.com

... to support these conclusions. We also demonstrate that fault intensity is linked to the azimuthal anisotropy of the AVO inversion. This helps both infer...

2014

Seismic Detection of Source Rocks

Ian Davison, Karyna Rodriguez, David Eastwell

GEO ExPro Magazine

... aligned clays , mica and squashed kerogen. Low seismic velocity orthogonal to bedding and high parallel to bedding. Anomalously large AVO effect at top...

2018

How Reliable Is The Negative Anisotropy In Carbonate Rocks? - Offshore East Java Basin Case Study

Jun Wang, Yonghe Guo, Pongga Wardaya, M Afiq B Mokhtar, Riaz Alai, Rizki Krishna Pratama, Haryono Haryanto

Indonesian Petroleum Association

... that negative anisotropy values are possible in the offshore East Java Basin, and shows the effect of the negative anisotropy on the seismic imaging...

2018

Abstract: The Evolving Role of Geophysics in Exploration. From Amplitudes to Geomechanics (Paper C7)

E. C. Andersen, D. Gray

Geological Society of Malaysia (GSM)

...) observed that seismic amplitudes changed with offset in the presence of gas. The Zoeppritz equations provide an explanation for this effect, especially...

2012

Abstracts: The Evolving Role of Geophysics in Exploration: From Amplitudes to Geomechanics; #90173 (2015)

Eric Andersen, David Gray

Search and Discovery.com

... amplitudes changed with offset in the presence of gas. The Zoeppritz equations provide an explanation for this effect, especially through the use...

2015

Seismic Anisotropy VTI Modeling and Mechanical Properties of Kerogen in Gas Shale, #42486 (2020).

Anggoro S. Dradjat, Agus Djamil, M. Firwan Aprizal

Search and Discovery.com

... measurement. Seismic amplitude response of kerogen fractions in shale can be generated through modeling based on AVO VTI anisotropy method by using Thomsen...

2020

Fracture Estimation Using a P-Wave Azimuthal Attribute Analysis in the Cagüi Area: Abstract

Jorge Monsegny, Carlos Piedrahita

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... reflection seismic technology, it is possible to detect their overall effect in the attributes of the P-wave data. The P-wave attributes analyzed were...

2009

ABSTRACT: Low Gas-Saturation Effect on AVO Response; #90120 (2011)

Perveiz Khalid, Farrukh Qayyum, and Daniel Broseta

Search and Discovery.com

...ABSTRACT: Low Gas-Saturation Effect on AVO Response; #90120 (2011) Perveiz Khalid, Farrukh Qayyum, and Daniel Broseta Low Gas-Saturation Effect...

2011

Improving AVO Fidelity by NMO Stretching and Offset Dependent Tuning Corrections, #41574 (2015).

Yong Xu, Satinder Chopra

Search and Discovery.com

... is inherent in the data before NMO correction, its effect on AVO is more obvious on NMO corrected data. Studies have been carried out for an analytical...

2015

Abstract: The Application of Extreme Attributes of PS Converted Wave; #90171 (2013)

Xiucheng. Wei, Xiang-Yang Li, Tiansheng Chen, and Lihua Jia

Search and Discovery.com

... of amplitude variation with offset (AVO) of P-wave reflection is a very popular and powerful tool for detecting the presence of gas sands. However, the AVO...

2013

ABSTRACT: Effect of Anisotropy In Seismic Inversion In Shales; #90133 (2011)

Roderick Perez

Search and Discovery.com

...ABSTRACT: Effect of Anisotropy In Seismic Inversion In Shales; #90133 (2011) Roderick Perez Effect of Anisotropy In Seismic Inversion In Shales...

2011

Abstracts: Application of Shear-wave Splitting Analysis to Fracture Characterization for a Shaunavon Tight Oil Reservoir; #90173 (2015)

N. Chaminda Sandanayake and Richard A. Bale

Search and Discovery.com

... anisotropy. This polarization effect leads to “shear-wave splitting” in which two separate shear waves, S1 and S2, are recorded from the same reflection...

2015

Abstract: AVAZ Inversion for Anisotropy Parameters of a Fractured Medium; #90174 (2014)

Faranak Mahmoudian, Gary F. Margrave, and Joe Wong

Search and Discovery.com

...Abstract: AVAZ Inversion for Anisotropy Parameters of a Fractured Medium; #90174 (2014) Faranak Mahmoudian, Gary F. Margrave, and Joe Wong AAPG...

2014

Sonic Log Analysis from Isotropic and Anisotropic Media In Carbonate Reservoir, the Case Study at Stella Alpina Field

Wahyu Tri Sutrisno, Septian Prahastudhi, Ari Teguh Sugiarto, Ayi Syaeful Bahri, Dwa Desa Warnana, Yulia Putri Wulandari

Indonesian Petroleum Association

... Publishing Prahastudhi, S. 2011. Fracture-Porosity Identification from Anisotropy AVO and Fluid Substitution Modelling In Seismic 2D Data. Proceedings...

2014

ABSTRACT: (Non)Amplitudes Are What You Make of Them; #90007 (2002)

Robert D. LoPiccolo, Roger A. Young

Search and Discovery.com

... information. Once the data are cast in this format then, regardless of the AVO type, the presence of an AVO-effect due to the presence of compressible...

2002

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