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The AAPG/Datapages Combined Publications Database
Showing 107 Results. Searched 201,044 documents.
Equivalent reflection coefficient and AVO characteristics of the thin bed
Zhengyang Kuai, Danping Cao, Chao Jin
International Meeting for Applied Geoscience and Energy (IMAGE)
..., the exact thin-layer PP wave reflection coefficient consisting of reflection and transmission coefficients of top and bottom interface is derived...
2022
Forensic GPR anti-human landmine accurate detection by Gramian constrained joint inversion of the monostatic reflection and transmission radargrams
Jide Nosakare Ogunbo, Changsoo Shin, Sang-Wook Kim, Sang-Hyun Kim
International Meeting for Applied Geoscience and Energy (IMAGE)
... at the ๐th interface; reflection and transmission coefficients are denoted as ๐ ๐ and ๐ก ๐ and are defined as: ฮ ๐+1 โ ฮ ๐ ๐๐ = , (2) ฮ ๐+1 + ฮ...
2022
Spherical-Wave Computational AVO Modelling in Elastic and Anelastic Isotropic Two-Layer Media; #41564 (2015)
Arnim B. Haase, Charles P. Ursenbach
Search and Discovery.com
... responses with respect to finite Q-factors. Potentials and Displacements Plane-wave particle motion reflection and transmission coefficients...
2015
Horizontal stress inversion based on azimuthal difference in P-wave reflectivity
Fubin Chen, Zhaoyun Zong, Xingyao Yin
International Meeting for Applied Geoscience and Energy (IMAGE)
... the azimuthal difference in reflection coefficients at small incidence angles is much less than that at large incidence angles. Therefore, the influence...
2022
Lithology Identification Using Amplitude Variations with Offset: Examples from South Sumatra
Soman Chacko
Indonesian Petroleum Association
... Sumatra. BORTFELD, R, 1961. Approximations to the reflection and transmission coefficients of plane longitudinal and transverse waves. Geophysical...
1986
ABSTRACT: Three-Dimensional Prestack Inversion, Lobo Trend, South Texas; #90007 (2002)
Anno, Phil, Mark Wuenscher, Robert Corbin, John Hooper, Frank Chlumsky
Search and Discovery.com
... volume for perturbations in Poissonโs ratio, along with impedance perturbations. This inversion requires reflection amplitudes from different angles...
Unknown
Three-Dimensional Prestack Inversion, Lobo Trend, South Texas, Phil Anno, Mark Wuenscher, Robert Corbin, John Hooper, and Frank Chlumsky, #10039 (2003)
Search and Discovery.com
2003
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
Direct Hydrocarbon Indications Using Seismic Amplitude Variations with Offset
William J. Ostrander
AAPG Special Volumes
... at the base of the sand. See that the reflection coefficients for both the top and the base of the gas sand increase in magnitude by about 70% from 0...
1987
Abstract: AVO Theory for Large Contrast Elastic and Anelastic Targets in Pre-Critical Regimes; #90187 (2014)
Kris Innanen
Search and Discovery.com
..., E. S. and P. F. Daley, 2007, Difficulties with computing anelas- tic plane-wave reflection and transmission coefficients: Geophysical Journal...
2014
Efficient and accurate velocity building from Gramian-constrained multiphysics reflection and transmission data
Jide Nosakare Ogunbo
International Meeting for Applied Geoscience and Energy (IMAGE)
... (๐ ๐+1 (๐ง)) below the finitely thick overburden. where reflection coefficients for the reflected and transmission responses are respectively...
2022
Abstracts: Time-lapse Differential AVO: Reflection Coefficient at Fluid-fluid Boundary; #90173 (2015)
Jinfeng Ma
Search and Discovery.com
.... References Bortfield, R., 1961, Approximations to the reflection and transmission coefficients of plane wave longitudinal and transverse waves...
2015
Abstract: Azimuthal Fourier Coefficient Elastic Inversion; #90174 (2014)
Benjamin Roure and Jon Downton
Search and Discovery.com
... of weak contrast PP reflection/transmission coefficients for weakly anisotropic elastic media: Studia Geophysica et Geodaetica, 45, 176-197. Rรผger...
2014
Designing Coal-Bed Methane Seismic Acquisition Survey Parameters Using Finite Difference Modeling
Abdul Haris, Befriko Murdianto, Adriansyah
Indonesian Petroleum Association
... Offset (AVO). Reflection and transmission coefficients generally are complicated nonlinear functions of medium (1) parameters. Thus, exact expressions...
2009
ABSTRACT: Selected Topics in Seismic Dispersion
Christopher L. Liner
Houston Geological Society Bulletin
..., reflection and transmission coefficients, head waves, etc. The convolutional reflection models we use to model thick and thin bed thin response...
2012
Abstract: Exact, Linear and Nonlinear AVO in Terms of Poroelastic Parameters; #90187 (2014)
Steven Kim and Kris Innanen
Search and Discovery.com
... of the reflection or transmission coefficients in equation (10). Our research focuses on but we may use Cramerโs rule to solve for , , or . Cramerโs rule...
2014
High-order viscoelastic prestack seismic nonlinear frequency-dependent inversion method based on scattering matrix
Tianjun Lan, Zhaoyun Zong
International Meeting for Applied Geoscience and Energy (IMAGE)
... reflection coefficients or accurate reflection coefficients are required to make full use of large-angle incident seismic data, thereby improving...
2022
Multipole borehole acoustics in the presence of an constraints elastic tool
Tim Geerits, Stefan Schimschal, Anna Swiatek
International Meeting for Applied Geoscience and Energy (IMAGE)
... . The vector yq is a column vector of size 12 and contains the transmission and reflection coefficients. Using the same order as defined in Geerits...
2024
Spatially varying Chi volumes: A study in offshore Australia on background trend calculation from the Shuey two-term approximation
Hayden Powers, Noah R. Vento
International Meeting for Applied Geoscience and Energy (IMAGE)
...: SEG. Bortfeld, R., 1961, Approximations to the reflection and transmission coefficients of plane longitudinal and transverse waves: Geophysical...
2023
G. Non-Normal Incidence Reflections and the Determination of Lithology - Use of Shear Waves and Amplitude with Offset
Norman S. Neidell
AAPG Special Volumes
....), "Approximations to the Reflection and Transmission Coefficients of Plane Longitudinal and Transverse Waves," Geophysical Prospecting, Vol. 9, No. 4, pp...
1987
Abstracts: Plane Wave Reflection and Transmission Coefficients for VTI Media; #90173 (2015)
Ritesh Kumar Sharma and Robert James Ferguson
Search and Discovery.com
...Abstracts: Plane Wave Reflection and Transmission Coefficients for VTI Media; #90173 (2015) Ritesh Kumar Sharma and Robert James Ferguson AAPG Search...
2015
Abstract: AVO Response of a Visco-Elastic Porous Layer, by Sumana Basu; #90077 (2008)
Search and Discovery.com
2008
The Limitations of Seismic Modelling of Geological Structures
B. L. N. Kennett
Petroleum Exploration Society of Australia (PESA)
..., the amplitude is reduced by the appropriate reflection or transmission coefficients calculated as for the incidence of a plane elastic wave on a planar...
1985
Abstract: Characterizing Dipping Fractures from P-wave Amplitude Versus Azimuth Studies; #90187 (2014)
Jon Downton and Hampson Russell
Search and Discovery.com
... as a function of dip. The 2nd FC equation (10) is a weighted sum of the w12 and w22 coefficients (equations 19 and 20). For small angles of incidence...
Unknown
Abstract: P-wave AVAz Modeling: A Haynesville Case Study; #90224 (2015)
Jon Downton
Search and Discovery.com
..., 2001, Properties of weak contrast PP reflection/transmission coefficients for weakly anisotropic elastic media: Studia Geophysica et Geodaetica, 45...
2015