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The AAPG/Datapages Combined Publications Database
Showing 15,811 Results. Searched 195,387 documents.
Variation of Bottom-simulating-reflection Strength in a High-flux Methane Province, Hikurangi Margin, New Zealand
Stuart A. Henrys, Derek J. Woodward, Ingo A. Pecher
AAPG Special Volumes
... were used to estimate the reflection coefficient of BSRs with a gas concentration above which compressional wave velocity is mostly insensitive to gas...
2009
Extraction and Interpretation of the Complex Seismic Trace
R. E. Sheriff, M. T. Taner, F. Koehler, D. Frye
Indonesian Petroleum Association
... at the time of the maximum may be either positive or negative, depending on whether the reflection coefficient is positive or negative, how the interference...
1977
Seismic Evidence for Widespread Possible Gas Hydrate Horizons on Continental Slopes and Rises
Thomas H. Shipley, Mark H. Houston, Richard T. Buffler, F. Jeanne Shaub, Kenneth J. McMillen, John W. Ladd, J. Lamar Worzel
AAPG Bulletin
... to gas hydrates have a reflection polarity reversal, a large reflection coefficient, and show increasing subbottom depth with increasing water depth...
1979
Abstract: P- and S-Wave Velocity Measurements and Pressure Sensitivity Analysis of AVA Response; #90211 (2015)
Tiewei He and Douglas Schmitt
Search and Discovery.com
... with the effective stress coefficient being 1. Figure 5 shows P-P and P-Sv reflection coefficient as a function of angle of incidence and effective pressure...
2015
Effect of Pressure on the Reservoir Properties of Sandstones
V. M. Dobrynin
Petroleum Geology: A Digest of Russian Literature
... calculations. Nevertheless, it is possible to estimate quantitatively the volume changes in the pore space by means of the coefficient of pore...
1963
Amplitude Recovery of Digitally Recorded Data
Roy O. Lindseth
Pacific Section of AAPG
... coefficient is calculated. Each reflection coefficient is a simple function of the velocities at either side of the boundary. The resulting series...
1972
VSP Fundamentals that Improve CDP Data Interpretation: ABSTRACT
J. E. Gaiser, J. P. Disiena
AAPG Bulletin
..., a trough corresponds to a positive reflection coefficient. These reflections can be shifted to their two-way traveltime and stacked to produce a VSP...
1983
Relationships between Pre-Existing Structure, Regional Stress Orientation, and Seismicity Induced by Wastewater Injection, Northern Appalachian Basin, USA; #41700 (2015)
James Free, Brian S. Currie, Robert J. Skoumal, Michael R. Brudzinski
Search and Discovery.com
... in nearby seismic reflection lines are associated with basement-involved fault systems that cut the injection interval, providing a possible permeability...
2015
Synthetic Seismograms from Vibracores: A Case Study in Correlating the Late Quaternary Seismic Stratigraphy of the New Jersey Inner Continental Shelf
Dominic Esker , Robert E. Sheridan , Gall M. Ashley , Jeffrey S. Waldner , David W. Hall
Journal of Sedimentary Research (SEPM)
... impedance log. These values are then mathematically manipulated according to the formula [p2V2 - p1V1]/[p2V2 + p1V1] = Reflection Coefficient (1) where p2...
1996
Reflection waveform inversion regularized with structural constraints and scattered data interpolation
Chengliang Wu, Huazhong Wang, Bo Feng, Ting Lei, Rongwei Xu, Shen Sheng
International Meeting for Applied Geoscience and Energy (IMAGE)
... are employed to estimate the dip angle at the reflection interface, where the angle with the highest similarity coefficient represents the estimated dip angle...
2023
Abstract: SEISMIC INVERSION DATA, A TOOL FOR RESERVOIR CHARACTERIZATION / MODELING, SAWAN GAS FIELD A CASE STUDY; #90140 (2012)
Mohammad Ibrahim
Search and Discovery.com
... as the convolution of the estimated wavelet and a reflection coefficient series representing the geology. The processing of seismic data for inversion...
2012
Physical Basis of Reflection Seismology
Bruce S. Hart
Special Publications of SEPM
...--L-Q1v_I Pzv2 + Pw, This ratio is referred to as the reflection coefficient (RC) and its value depends on the nature of the changes in physical...
2000
Application of Amplitude, Frequency, and Other Attributes to Stratigraphic and Hydrocarbon Determination: Section 2. Application of Seismic Reflection Configuration to Stratigraphic Interpretation
M. T. Taner, R. E. Sheriff
AAPG Special Volumes
... be either positive or negative, depending on whether the reflection coefficient is positive or negative, how the interference of successive reflections...
1977
An Analysis of a Seismic Reflection from the Base of a Gas Hydrate Zone, Offshore Peru (1)
JOHN J. MILLER , MYUNG W. LEE , and ROLAND VON HUENE
AAPG Bulletin
... OF REFLECTION COEFFICIENTS The reflection coefficient of the sea floor (Rc[sf]) was determined from the ratio of the amplitude of the sea floor...
1991
Seismic Stratigraphy and Global Changes of Sea Level: Part 6. Stratigraphic Interpretation of Seismic Reflection Patterns in Depositional Sequences: Section 2. Application of Seismic Reflection Configuration to Stratigraphic Interpretation
R. M. Mitchum Jr., P. R. Vail , J. B. Sangree
AAPG Special Volumes
... reflection will be continuous if the reflection coefficient of the unconformity is significantly greater than the reflec ion coefficients of the underlying...
1977
Chapter 119: Synthetic Seismic Modeling of Turbidite Outcrops
Mark Chapin, Gottfried Tiller
AAPG Special Volumes
... reflection-coefficient displays where seismic peaks and troughs represent lithology interfaces, and (2) RUNSUM data, a display commonly used by Shell...
2007
Enhancing Reservoir Imaging and Monitoring Using Crosswell Seismic
Sanjeev Dogra, Ajay Nalonnil, Bruce Marion
Indonesian Petroleum Association
... profiling in time lapse and provide answers as to why and how the flow has occurred through interpretation of the reflection seismic section. INTRODUCTION...
2010
ABSTRACT: Seismic Properties and Modeling of an Early Aalenian Salt(?) Layer in Baltimore Canyon Trough, Offshore New Jersey, by Ann B. Swift, Myung W. Lee, C. Wylie Poag, Warren F. Agena; #91003 (1990).
Search and Discovery.com
1990
Abstract: Rpp/Rps to Discriminate Commercial Gas Reservoirs from Non-Commercial Reservoirs, by Fuping Zhu, Richard L. Gibson, Joel S. Watkins, and Sung H. Yuh; #90914(2000)
Search and Discovery.com
2000
An Electronic Seismic Dip Plotter
J. A. Westphal
Oklahoma City Geological Society
.... It is necessary to adjust the coefficient potentiometers at only one value of reflection time and t. However, the cam, being a function of both...
1958
Abstract: Seismic Modeling for Gas Field Development in Offshore Niger Delta: A Case History, by A. O. Idowu; #90982 (1994).
Search and Discovery.com
1994
Abstract: Chalk Reservoir Properties Controlled by Composition, Age, Temperature, Burial Stress and Pore Pressure – Relationship to Rock; #90063 (2007)
Search and Discovery.com
2007
Abstract: Intrinsic and Apparent Seismic Attenuation in VSP Data; #90211 (2015)
Arnim Haase and Robert Stewart
Search and Discovery.com
... dependence. Q-factors compensated for transmission losses are estimated in this study by computing running transmission coefficient products derived from...
2015
Shallow Seismic Survey on Weeks Island, Louisiana ... an Attempt to Define "Top of Salt"
G. L. Kinsland , A. W. Rutter III
GCAGS Transactions
...] = 0.28 shows that the "top of salt" reflection coefficient is considerably less than that for the "7,000 ft/s" reflector. In addition, reflecting 0.63...
1994
Methods in Exploration Series #2: Seismic Models of Sandstone Stratigraphic Traps in Rocky Mountain Basins - Introduction
Robert T. Ryder, Myung W. Lee, Gerald N. Smith
AAPG Special Volumes
... and have low to moderate acoustic impedance contrast with adjacent non-reservoir strata (i.e. reflection coefficient (Rc) is generally less than 0.2...
1981