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The AAPG/Datapages Combined Publications Database
Showing 54,892 Results. Searched 195,452 documents.
Abstract: Seismic velocities and reflection sequences of Wisconsinan glaciation in Emerald Basin (Scotian Shelf)
Johanna Hoehne, Keith Louden, Robert Courtney
Atlantic Geology
...Abstract: Seismic velocities and reflection sequences of Wisconsinan glaciation in Emerald Basin (Scotian Shelf) Johanna Hoehne, Keith Louden, Robert...
2001
Shallow Crustal Structure of the Solomon Islands Intra-Arc Basins from Sonobuoy Seismic Studies
A. K. Cooper, T. R. Bruns, R. A. Wood
Circum Pacific Council Publications
... error of the velocity (km/s); R, the correlation coefficient; and N, the number of observations. REFRACTION DATA REFLECTION DATA k A S R N k...
1986
A 3-D ground-penetrating radar and wavelet transform analysis of the morphology of shoreface deposits in the Upper Cretaceous Ferron Sandstone Member, Utah
Keumsuk Lee, Robert Szerbiak, George A. McMechan, Namsoon Hwang
AAPG Bulletin
... (highly localized) occurrence of a surface (the topmost reflection [HCS1] in Figure 5B, D), which is picked immediately below the topography. Three...
2009
Optimizing Completions by Enhancing Near-field Connectivity and Mitigating Stress Shadowing in Real-time via Acoustic Based Workflow
Muhammad Khan, Jim Alsup, Nathan Crawford, Josh Kroschel
Unconventional Resources Technology Conference (URTEC)
..., and đťś” is the angular frequency. #! (%)' #" đť‘…(đťś”) = # ! (%)) #" (1) URTeC 3867323 4 Here, if đť‘Ť! (đťś”) < đť‘Ť" , the reflection coefficient will be negative...
2023
Abstract: Characterizing Dipping Fractures from P-wave Amplitude Versus Azimuth Studies; #90187 (2014)
Jon Downton and Hampson Russell
Search and Discovery.com
... the azimuthal Fourier Coefficient (FC) approach of Downton et al. (2011) to model dipping asymmetric fractures obtaining a linearized expression...
Unknown
Geochemistry of Bromine and Iodine of Formation Waters of the Kuybyshev Area on the Volga
A. N. Kozin
Petroleum Geology: A Digest of Russian Literature
... chemical elements in subsurface waters of different origin (value of the coefficient, of proportionality): Tr. Lab. Gidrogeol. Problem, t. 1. 3. Vinogradov...
1960
Oil-Gas Formation in the South Caspian Basin
A. A. Geodekyan
Petroleum Geology: A Digest of Russian Literature
.... the coefficient of conversion of organic matter into hydrocarbons of the oil series is taken as equal to 15% (2). The total amount of organic carbon within...
1966
Budget of Calcium Carbonate, Southern California Continental Borderland
Stephen V. Smith
Journal of Sedimentary Research (SEPM)
...] Reflection profiling studies of the California Continental Borderland: Structure and Quaternary turbidite basins: Geol. Soc. America Spec. Paper 107, 142...
1971
The Study on 3D Geomechanical Modeling Improves Horizontal Well Drilling Performance: A Case Study from Junggar Basin, China
Zhidong Yang, Xubin Zhao, Liang Huang, Jiasheng Deng, Wei Zhou, Shen Ding, Liming Lian, Wangda He, Hao Yu, Peng Xie, Xiao Yang
Unconventional Resources Technology Conference (URTEC)
... of the wellbore can easily lead to serious drilling complex accidents and greatly increase drilling costs. Among them, the geomechanical evaluation...
2021
Drilling Using AvO to Reduce Uncertainties in D35 Infill
Meh Jabeen Zainuddin
Geological Society of Malaysia (GSM)
...) which states that R(S) = L + Msin2(S) where: R(S) is the reflection coefficient, L is the normal incidence reflection, M is the gradient...
1998
Abstract: Prestack Signal Enhancement by Non-hyperbolic MultiFocusing; #90187 (2014)
Evgeny Landa, Alex Berkovitch, and Kostya Deev
Search and Discovery.com
... exceed the number of traces belonging to one CMP gather. This allows a considerable increase in the signal-to-noise ratio for the target reflection. Since...
2014
Amplitude Versus Offset (AVO) Analysis: Part 7. Geophysical Methods
Allan T. Long, R. C. Anderson
AAPG Special Volumes
... between them? A reflection coefficient can be thought of as consisting of the sum of two components--an acoustic term and a shear term. The acoustic...
1992
Washed-out Ripples: Their Equilibrium Dimensions, Migration Rate, and Relation to Suspended-Sediment Concentration in Very Fine Sand: REPLY
Jaco H. Baas , Herman De Koning
Journal of Sedimentary Research (SEPM)
... forms. More particularly, sediment transport fields are "complex functions of the geometry of bed forms, the turbulence shed by the bed form upstream...
1996
Reservoir Characterization of the High-Impedance Tight Gas Sands in the Ada Field, North Louisiana, #20082 (2009)
Rajendra K. Shrestha,
Search and Discovery.com
... complex deposits, fine to medium grained, well sorted and strongly compacted. Relatively low porosity and permeability due to compaction and quartz...
2009
Development of Incisions on a Periodically Emergent Carbonate Platform (Natih Formation, Late Cretaceous, Oman)
Carine Grelaud, Philippe Razin, Peter W. Homewood, Anne M. Schwab
Journal of Sedimentary Research (SEPM)
... ten kilometers southwest of Jabal Madmar (Fig. 1). The IS1 reflection (Figs. 7, 18B) corresponds to a positive reflection coefficient created...
2006
Seismic Reflections from a Lau Basin Magma Chamber
Janet L. Morton, Norman H. Sleep
Circum Pacific Council Publications
... ABSTRACT Two multichannel seismic reflection lines show a strong reflection 3.5 km beneath the Valu Fa Ridge in the eastern Lau Basin. This reflection...
1985
Reflection Images Characteristic of Flank Facies of Lower Cretaceous Section of Vostochno-Urengoy Zone
V. S. Sosedkov
Petroleum Geology: A Digest of Russian Literature
...Reflection Images Characteristic of Flank Facies of Lower Cretaceous Section of Vostochno-Urengoy Zone V. S. Sosedkov 1996 284 287 Vol. 30 (1996...
1996
AVO Response for Gas Sands of the Monserrate Formation, Upper Magdalena Valley of Colombia
C.J. Dueñas, M. G. de Freitas, A. Mantilla
AsociaciĂłn Colombiana de GeĂłlogos y Geofisicos del PetrĂłleo (ACGGP)
... A —directly related with the normalincidence reflection coefficient—; attribute B — which indicates the degree of variation of amplitude with offset...
2006
Reservoir Characterisation Study: Inter Well Reservoir Property Prediction and Mapping by Petrophysics Data and Seismic Data Integration
Robi Junipa, Michel Bee
Indonesian Petroleum Association
... of detecting a seismic attribute–reservoir porosity relationship. With a non-zero phase wavelet, the reflection character is more complex, with larger wavelet...
2010
Elastic FWI imaging of a complex presalt structure using NATS data
Arthur Henrique, Luiz FelĂŁo, Sergio Barragan, Florian Jouno
International Meeting for Applied Geoscience and Energy (IMAGE)
... that, at normal incidence, the reflection coefficient is given by the normalized impedance contrast. Further assuming a smooth density field, the reflectivity can...
2023
Abstract: Azimuthal Fourier Coefficient Elastic Inversion; #90174 (2014)
Benjamin Roure and Jon Downton
Search and Discovery.com
...Abstract: Azimuthal Fourier Coefficient Elastic Inversion; #90174 (2014) Benjamin Roure and Jon Downton AAPG Datapages/Search and Discovery Article...
2014
Impacts of Kerogen and Clay on Stress-Dependent Permeability Measurements of Shale Reservoirs
Cheng An, Xuyang Guo, John Killough
Unconventional Resources Technology Conference (URTEC)
... the stress creep mechanism. Besides, how to correctly interpret stress-dependent permeability results by using effective stress coefficient is introduced...
2018
Unsteady-state diffusion modeling of gas in coal matrix for horizontal well production
Jian-Chun Guo, Ren-Shi Nie, and Yong-Lu Jia
AAPG Bulletin
... and complex reservoir characteristics (Laubach et al., 1998; Su et al., 2001; Cui and Bustin, 2006; Essen et al., 2007; Busch and Gensterblum, 2011) and have...
2014
Clinoform Progradation by Turbidity Currents: Modeling and Experiments
Thomas P. Gerber, Lincoln F. Pratson, Matthew A. Wolinsky, Ron Steel, Jere Mohr, John B. Swenson, Chris Paola
Journal of Sedimentary Research (SEPM)
... of flow nonuniformity and stratification within turbidity currents approaching a bounding slope: deflection, reflection, and facies variation: Journal...
2008
Abstract: Integrated Logging Data Technique to Model Relative Permeability of Heterogeneous Reservoirs; #91204 (2023)
Salah Al-Ofi, Hasan Kesserwan, Amjed Hassan, Ammar Al-Ramadhan
Search and Discovery.com
... (S-parameter), also called reflection coefficient, is measured by the impedance analyzer on one flat end of the core plug and then the experiment is repeated...
2023