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The AAPG/Datapages Combined Publications Database
Showing 19,835 Results. Searched 196,374 documents.
A Note on the Preservation of Offshore Tsunami Deposits
Robert Weiss, Heinrich Bahlburg
Journal of Sedimentary Research (SEPM)
... been deposited. A tsunami wave always has energetic contact with the bottom. The question is: does the velocity at the bottom give rise to enough shear...
2006
Recent Ripple Marks at Giorgimpopoli, Libya: NOTES
George R. Wulf
Journal of Sedimentary Research (SEPM)
..._of_Record - Last_Page 965------- Ripple marks form under limited conditions of water depth, wave velocity, wave height, and grain size. In fossil ripple...
1963
Limitations of Reflection Seismograph
L. E. Nugent, Jr.
AAPG Bulletin
.... (4) As the distance from the shot point increases a point is reached where the refracted wave follows a deeper zone of higher velocity and the slope...
1953
Elastic Anisotropy of Shales Revisited; #41557 (2015)
Marina Pervukhina, Patrick N. J. Rasolofosaon
Search and Discovery.com
... precisely, is also roughly equal to the relative difference between the SH‐wave velocity and the SV‐wave (i.e., the vertically polarized S‐wave...
2015
Combination of Seismic Velocity Gradient and Sonic Gradient Variation as a Hydrocarbon Indicator: A Case Study in Clastic Reservoirs in South Sumatra
Iswani Waryono, Wahyu Triyoso
Indonesian Petroleum Association
... for the study area is : 0.4829 Vp 0.1732 Where: ρ is bulk density (gm/cc) and Vp is P-wave velocity (ft/s). The values of 0.4829 and 0.1732...
2012
Wave equation traveltime Kirchhoff with real data applications
Hu Jin, Vladimir Bashkardin, Petr Jilek, Chandan Kumar, Han Liu, John Etgen, Madhav Vyas, Ganyuan Xia
International Meeting for Applied Geoscience and Energy (IMAGE)
...Wave equation traveltime Kirchhoff with real data applications Hu Jin, Vladimir Bashkardin, Petr Jilek, Chandan Kumar, Han Liu, John Etgen, Madhav...
2023
On the Comparison Between the Threshold of Sediment Motion Under Waves and Unidirectional Currents with a Discussion of the Practical Evaluation of the Threshold: REPLY
Paul D. Komar, Martin C. Miller
Journal of Sedimentary Research (SEPM)
... the threshold for a given grain size and density can be specified by a single combination of wave period T and orbital velocity um. This is shown...
1975
ABSTRACT: Seismic Shear Wave Investigations for Fracture Mapping in Bedrock Controlled Hydrology, by C. Richard Bates; #91019 (1996)
Search and Discovery.com
1996
ABSTRACT: Elastic Wave Propagation in a Pre-Stressed Formation with a Borehole, by Xiuming Wang, Kevin Dodd, and Li-Yun Fu; #90913(2000).
Search and Discovery.com
2000
Finite Difference Modeling: Part II: How to clean numeric time dispersion
Lasse Amundsen, Ørjan Pedersen, Martin Landrø
GEO ExPro Magazine
... with the same velocity. Velocity (m/s) 2050 2040 2030 2020 2010 2000 10 20 30 40 50 60 Frequency (Hz) Figure 1: The wave speed in the physical...
2018
Modified Residual Migration
Craig J. Beasley, Rolf Klotz
Southeast Asia Petroleum Exploration Society (SEAPEX)
...: Removing the restrictions on depth-varying velocity: Geophysics, 53, 881–893. Black, J., and Brzostowski, M., 1990, High-dip time migration: 60th Ann...
1992
P- and S-Wave Velocity Structures of the Sigsbee Abyssal Plain of the Gulf of Mexico from Ocean Bottom Seismometer Data
Sangmyung D. Kim, Seiichi Nagihara, Yosio Nakamura
GCAGS Transactions
...P- and S-Wave Velocity Structures of the Sigsbee Abyssal Plain of the Gulf of Mexico from Ocean Bottom Seismometer Data Sangmyung D. Kim, Seiichi...
2000
Rock Physics Study of Coal Bed Methane Reservoir Rock: Case Study of Muaraenim Coal
Bagus Endar B. Nurhandoko, Susilowati, Usep M. Ishaq, Hussein Rudiyanto, Y. Wiyanto, Budi Sulistyanto, Mahatman L. Budi, Kaswandhi Triyoso, KiskoRiondo Siahaan, Wahyu E. Abdillah, Danang Kusudiharjo
Indonesian Petroleum Association
... physics measurementwill produce first arrival time which can be converted to velocity, either Pwave or S-wave velocity. By combining the velocity...
2012
Elastic Wavefield Seismic Stratigraphy, by Bob A. Hardage and I.J. Aluka, #40184 (2006).
Search and Discovery.com
2006
Relationships Between Wave-Induced Currents and Sediment Grain Size on a Sandy Tidal-Flat
G.C. Malvarez, J.A.G. Cooper, D.W.T Jackson
Journal of Sedimentary Research (SEPM)
... environments: Sedimentary Geology, v. 80, p. 139-150. FIG. 7. Graph showing the correlation coefficients between wave orbital velocity and sediment grain...
2001
Reservoir Rocks Behaving Differently
Thomas Smith
GEO ExPro Magazine
... conventional data processing, which does not realize the existence of this wave and does not account for its lower velocity in the reservoir rocks, its...
2014
Abstract: Tau-P Seismic Data Processing: Fast Slant Stack Using the Hartley Transform
Leong Lap Sau, Ng Tong San
Geological Society of Malaysia (GSM)
... trace. In this aspect slant stacking provides a computational procedure to compose and decompose wave expansions of the data. For example, a VSP section...
1991
Two Controls of Sand-Wave Size: Dynamic Equilibrium Processes and Kinematic Depositional-Erosional Processes: ABSTRACT
David M. Rubin
AAPG Bulletin
... is controlled primarily by flow velocity, depth, and sediment size. Equilibrium sand-wave height and wavelength increases with flow velocity...
1980
Abstract: Wave Equation Solutions to Complex Near Surface Challenges, by L.L. Hu, S. Saleh, J.W. Jiao, R. Ley, and L. Wong, #90188 (2014)
Search and Discovery.com
2014
Salt-Related Converted-Wave Identification and Attenuation - Offshore Egypt, Mediterranean Sea
Search and Discovery.com
N/A
Velocity Dispersion and Attenuation in Vibroseis Data
L. Flora Sun
Search and Discovery.com
... noise may also be in the background. Here we only measure velocity dispersion in the direct downgoing wave in VSP data. AAPG Search and Discovery...
Unknown
Velocity Dispersion and Attenuation in Vibroseis Data
L. Flora Sun
Search and Discovery.com
... noise may also be in the background. Here we only measure velocity dispersion in the direct downgoing wave in VSP data. AAPG Search and Discovery...
Unknown
Abstract: Poisson's Ratio of Water Saturated Alluvium in Penang from Shallow Seismic Refraction
Leong Lap Sau, Lim Teck Kean, Md. Anuar Razali
Geological Society of Malaysia (GSM)
... of P and S-wave velocities in depth estimation affords a more stringent control in the presence of intermediate velocity layers, especially in water...
1993
Seismic Anisotropy Modelling and Fluid Substitution for Carbon Dioxide (Co2) Well Storage Project In Carbonate Reservoir
Pebrian Tunggal Prakosa, Thariq Guntoro, Ahmat Dafit Hasim, Okok Wijaya, Yulia Putri Wulandari
Indonesian Petroleum Association
.... The seismic response of a reservoir directly controled by the compressional (P-wave) and shear (S-wave) velocity or in this paper written as Vp and Vs...
2014