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The AAPG/Datapages Combined Publications Database
Showing 16,598 Results. Searched 200,293 documents.
I. Relating Seismic Data to Stratigraphy
Norman S. Neidell
AAPG Special Volumes
...-------------------------- The product of the velocity and density of a material is known as the acoustic impedance, and the reflection coefficient...
1979
Abstract: Separation of Geometric Spreading, Scattering and Intrinsic Attenuation in VSP data; #90187 (2014)
Amin Baharvand Ahmadi and Igor Morozov
Search and Discovery.com
.... Figure 2 shows the power spectrum of reflection coefficient to ~1390 m depth (top of reservoir caprock). The reflection coefficient generally continuously...
2014
Peusangan–C1 Reef Interpretation with Top Reef Transparent to Seismic
L. B. Hinton, W. S. Atmadja, Suryo Suwito P.
Indonesian Petroleum Association
... 7. Peusangan–C1 Synthetic Seismogram and VSP A synthetic seismogram based on the sonic alone is shown in Figure 8. The reflection coefficient series...
1987
Abstract: Joint PP and PS AVO Inversion Based on Zeopprtiz Equations; #90171 (2013)
Tiansheng Chen and Xiucheng Wei
Search and Discovery.com
... (the model parameters vector) are chosen P = [α1 , α 2 , β1 , β 2 , ρ1 , ρ 2 ] (Larsen,1999).As we all know, reflection coefficient of PP and PS...
2013
Abstract: Joint PP and PS AVO Inversion Based on Zeopprtiz Equations; #90171 (2013)
Tiansheng Chen and Xiucheng Wei
Search and Discovery.com
... (the model parameters vector) are chosen P = [α1 , α 2 , β1 , β 2 , ρ1 , ρ 2 ] (Larsen,1999).As we all know, reflection coefficient of PP and PS...
2013
Abstract: Surface Modification of Venus as Inferred from Magellan Observations of Plains and Tesserae, by R. E. Arvidson; #91012 (1992).
Search and Discovery.com
1992
2010
Nonlinear broadband seismic inversion for fluid mobility
Xuan Zheng, Zhaoyun Zong
International Meeting for Applied Geoscience and Energy (IMAGE)
... the feasibility of the fluid mobility inversion method. At present, there are few studies on the reflection coefficient of fluid mobility, and the nonlinear...
2024
Understanding the Seismic Wavelet; Steven G. Henry; Search and Discovery Article #40028 (2001)
Search and Discovery.com
2001
Seismic Activity in the Central Gulf Coast Basin
Eugene R. Brumbaugh
New Orleans Geological Society
... is present in the sand the velocity and density is further reduced resulting in a very strong (15-35%) reflection coefficient at the sand/shale interface...
1991
Fracture Characterization Based on Attenuation Estimation From Seismic Reflection Data Using Well-Log-Based Localized Spectral Correction
Fangyu Li, Tao Zhao, Tengfei Lin, Kurt J. Marfurt
Unconventional Resources Technology Conference (URTEC)
... the reflection coefficient effects. The reasons are: reflectivity coefficient is usually viewed as random, so its spectrum is white; the Constant Q...
2015
Abstract: Determining Scale Properties from Seismic Transmission Responses: A Modeling Study; #90171 (2013)
Emmanuel L. Bongajum and Bernd Milkereit
Search and Discovery.com
... panel), and the case of overburden (right panel, large reflection coefficient R). Method and Results The forward scattered energy can be viewed...
2013
Abstract: Determining Scale Properties from Seismic Transmission Responses: A Modeling Study; #90171 (2013)
Emmanuel L. Bongajum and Bernd Milkereit
Search and Discovery.com
... panel), and the case of overburden (right panel, large reflection coefficient R). Method and Results The forward scattered energy can be viewed...
2013
AVO Inversion in Marine Gas Hydrate Studies; #41603 (2015)
Marc-André Chen, Stan Dosso, George Spence, Michael Riedel, Roy Hyndman
Search and Discovery.com
... saturation in the upper media, and partial free-gas saturation in the lower media. Using Zoeppritz’ equations, synthetic reflection coefficient vs. incidence...
2015
Application of Seismography to Geological Problems
Eugene McDermott
AAPG Bulletin
... and reflection of elastic waves and the conditions governing these are considered. These two phenomena are closely related. The application of the seismic...
1931
Geophysical Study of a Magma Chamber Near Mussau Island, Papua New Guinea
S. V. Dadisman, M. S. Marlow
Circum Pacific Council Publications
... of a reflection is significant because reflections from a boundary underlain by a low-velocity medium has a negative reflection coefficient...
1988
Abstract: A Framework for Time-Lapse AVO when Contrasts are Large; #90187 (2014)
Shahin Jabbari and Kris Innanen
Search and Discovery.com
... the difference reflection coefficient and perturbations in both the baseline medium and the time-lapse changes may be significant and non-negligible...
2014
Applying PCA in Seismic Attribute Analysis for Interpretation of Evaporite Facies: Lower Triassic Jialingjiang Formation, Sichuan Basin, China
Search and Discovery.com
N/A
Vertical Seismic Profiling--A Measurement that Transfers Geology to Geophysics: Chapter 2
B. A. Hardage
AAPG Special Volumes
... the reflection coefficient for a downgoing particle velocity pulse is negative. Event R2 is generated at an interface where the reflection coefficient...
1985
Estimation of Dispersion in Orientations of Natural Fractures from Seismic Data: Application to Discrete Fracture Network Modeling
Reinaldo J Michelena, Kevin S. Godbey, Huabing Wang, James R. Gilman, Chris K. Zahm
Unconventional Resources Technology Conference (URTEC)
... variance, can be easily associated with the Fisher coefficient, a key parameter in the probability density function used in discrete fracture network...
2013
Utilizing Variably Integrated Spectral Frequency to Extract Entire Fluvial Systems
Pongthep Thongsang, Mirza Naseer Ahmad
Indonesian Petroleum Association
... and these returns are normally interpreted as a target reservoir. However, strong reflection does not always refer as reservoir rock, weak amplitude responses...
2013
Acoustic modelling with elastic AVA effects
Robin P. Fletcher, James Hobro, James Rickett
International Meeting for Applied Geoscience and Energy (IMAGE)
...-free shear wave propagation. In this paper we propose a new acoustic wave equation, derived using linearized plane-wave reflection coefficient theory...
2023
Monitoring CO2 Injection at Weyburn Reservoir Using 3-D/3-C Seismic Datasets; #20290 (2015)
Le Gao, Igor Morozov
Search and Discovery.com
... (Shuey, 1985), for compressional (P) waves, the reflection coefficient R, is related to the incidence angle (θ) as: R(θ) = I + Gsin2θ (1) Using...
2015
Fracture reservoir prediction method based on AVO disturbance variance
Guangrui Xiao, Yao Li, Yuru Zhang, Dekui Xu
International Meeting for Applied Geoscience and Energy (IMAGE)
... reflection coefficient of HTI media. R( , ) V 2 2 Introduction Fracture reservoirs are widely distributed with huge oil...
2022
High Resolution Seismic Data Derived From Prestack Inversion and Machine Learning to Accurately Position Horizontal Wells in the Midland Basin, Texas
Robert Meek, Buzz Davis, Hector Bello
Unconventional Resources Technology Conference (URTEC)
... to derive a better seismic volume, a Reflection Coefficient (RC) volume. The RC volume has much higher frequency, better lateral continuity, and ties...
2017