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The AAPG/Datapages Combined Publications Database

Showing 252 Results. Searched 195,354 documents.

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Abstracts: AVO Analysis of 3-D/3-C Datasets from Weyburn CO2 Storage and Monitoring Project; #90173 (2015)

Le Gao and Igor Morozov

Search and Discovery.com

... equations for reflection amplitudes describing the amplitude variations with angles were given by Zoeppritz (1919). Aki and Richards (2002) derived...

2015

Application OF AVO Seismofacies Technique to Detect Undrained Prospects in Handil Shallow and Upper Zones, Mahakam Delta, East Kalimantan

Sung Yuh, Ahmad Anshariy, Savanto Ariawan, Hilfan Khairy, Cepi M. Adam

Indonesian Petroleum Association

... approximation of the complicated Zoeppritz equations into three terms and showed Poisson’s ratio is closely related to offset amplitude behaviors...

2015

ABSTRACT: A Supervised Pre-Stack Seismic Inversion Algorithm for Extraction of Earth Parameters; #90113 (2010)

Alireza Shanin, Paul Stoffa, and Robert Tatham

Search and Discovery.com

... form of Zoeppritz equations, e.g., Aki and Richards, full Zoeppritz equations, and even full elastic reflectivity can be used as forward modeling...

2009

Workflow for Zoeppritz AVO Inversion to Estimate Seismic Anisotropy, Geomechanical Properties and TOC of Shale: Case Study of Avalon Shale, Delaware Basin, #42416 (2019).

Un Young Lim, Nurul Kabir, Richard L. Gibson Jr.,

Search and Discovery.com

... properly estimate the properties, since the inversions are developed based on linear approximations of Zoeppritz equations assuming weak contrasts...

2019

Quantitative Petrophysical AVO Error Analysis in a Layered Model

Search and Discovery.com

... consider a Class 2 oil sand model, which is often difficult for AVO inversion. In such a case, most of the approximate Zoeppritz equations derived from Aki...

2013

Amplitude Versus Offset Gradient Modeling Over a Minnelusa Field

W.E. Johnson

Rocky Mountain Association of Geologists

... (PI. The Shuey approximation of the Zoeppritz equations is demonstrated in Figure 3 where R(@)is the reflection coefficient at an angle of incidence...

1988

Abstract: Approximation-Free AVO Attributes; #90211 (2015)

Jinfeng Ma and Igor Morozov

Search and Discovery.com

..., such as the various forms of approximate Zoeppritz equations, assumprtions of a constant background velocity ratio, VP/VS=2, or of a heuristic functional...

2015

Acoustic modelling with elastic AVA effects

Robin P. Fletcher, James Hobro, James Rickett

International Meeting for Applied Geoscience and Energy (IMAGE)

... coefficients are not applicable beyond the critical angle. Furthermore, they can deviate from Zoeppritz calculations, most noticeably at large pre...

2023

Synthetic-data-driven deep learning method for elastic parameter inversion

Shuai Sun, Luanxiao Zhao, Huaizhen Chen, Zhiliang He, Jianhua Geng

International Meeting for Applied Geoscience and Energy (IMAGE)

... with angle inversion using the exact Zoeppritz equations — Theory and methodology: Geophysics, 81, no. 2, N1–N15, doi: https://doi.org/https://doi.org...

2023

Abstract: A Framework for Time-Lapse AVO when Contrasts are Large; #90187 (2014)

Shahin Jabbari and Kris Innanen

Search and Discovery.com

.... Reflection coefficients for the baseline and monitor survey are calculated by solving the Zoeppritz equations, once with the target properties...

2014

Quantifying Shallow Seismic Anomalies; #42101 (2017)

Ritesh Kumar Sharma, Satinder Chopra

Search and Discovery.com

... the application of Zoeppritz equations. In Figure 2 we exhibit equivalent cross-line sections from the effective porosity and Vclay volumes...

2017

Abstracts: Fluid Substitution and Seismic Modelling in a Sandstone Aquifer; #90173 (2015)

Virginia C. Vera and Don C. Lawton

Search and Discovery.com

... Series #08-01, 2008. Shuey, R. T., 1985, A simplification of the Zoeppritz equations, Geophysics, 50, 509-614...

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

... hydrocarbon distributions. The foundation of the AVO technique is based on the Zoeppritz equations (Zoeppritz, 1919), but though these equations can...

2013

P-Wave Impedance, S-Wave Impedance and Density from Linear AVO Inversion: Application to a VSP Data from Alberta

Faranak Mahmoudian

Search and Discovery.com

... for the compressional impedance in the PP inversion alone. Methodology The Zoeppritz equations describe the elastic, plane-wave reflection...

Unknown

P-Wave Impedance, S-Wave Impedance and Density from Linear AVO Inversion: Application to a VSP Data from Alberta

Faranak Mahmoudian

Search and Discovery.com

... for the compressional impedance in the PP inversion alone. Methodology The Zoeppritz equations describe the elastic, plane-wave reflection...

Unknown

SAMPLE--Seismic Amplitude Measurement for Primary Lithology Estimation: ABSTRACT

Gary S. Gassaway, H. J. Richgels

AAPG Bulletin

... of incidence of a plane elastic wave, the reflection and transmission amplitudes (coefficients) can be calculated using Zoeppritz's equations. SAMPLE...

1984

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

..., the propagation of compressional and shear waves at difference velocities through anisotropic shale can have a pronounced impact on sonic log readings...

2014

Abstract: Exact, Linear and Nonlinear AVO in Terms of Poroelastic Parameters; #90187 (2014)

Steven Kim and Kris Innanen

Search and Discovery.com

... an interface. These amplitudes can be modeled using the Zoeppritz equations for reflected P- and S-waves that are exact for a two-layer elastic model...

2014

Estimation of Total Organic Carbon (TOC) Content of Shale from AVO Inversion: A New Crossplot Approach Based on Zoeppritz Equations

Un Young Lim, Richard Gibson Jr., Nurul Kabir

Unconventional Resources Technology Conference (URTEC)

...Estimation of Total Organic Carbon (TOC) Content of Shale from AVO Inversion: A New Crossplot Approach Based on Zoeppritz Equations Un Young Lim...

2019

Estimation of Gas Reservoir Boundary by AVO Analysis

Alfian D. Santoso, L. Hendrajaya, F. Makhruf, Purwoko, S. Ardisasmita

Southeast Asia Petroleum Exploration Society (SEAPEX)

... (1985). The relationship between reflection coefficient and incident angle can be shown by Zoeppritz equation. Shuey (1985) simplified the Zoeppritz...

1996

Seismic Signature as a Porosity Indicator in Early Miocene Reefs in the Madura Strait Via AVO Inversion and Modelling

Bimal R. Banerjee

Indonesian Petroleum Association

... of each synthetic seismogram. AVO Modelling The reflection and transmission co-efficients of the plane waves are defined by Zoeppritz's (1919) equations...

1993

Robust multichannel prestack AVA inversion based on elastic L1/2 norm

Nanying Lan

International Meeting for Applied Geoscience and Energy (IMAGE)

... accuracy and robustness, which can provide reliable technical support for fine reservoir prediction. Theory Zoeppritz equation (Zoeppritz, 1919...

2023

AVO Analysis for Direct Hydrocarbon Detection in Field X in the Persian Gulf (Paper 5)

Mohammad Ali Riahi, Mohammad Emami Niri

Geological Society of Malaysia (GSM)

... developed based on the variation of reflection coefficient with angle of incident, conventionally called Amplitude-versus-Offset (AVO). Relating rock...

2006

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