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The AAPG/Datapages Combined Publications Database
Showing 678 Results. Searched 195,372 documents.
Abstract: Fish trace fossils from the Horton Bluff Formation (Lower Carboniferous) of Nova Scotia
Donald Wood, Barry Cameron
Atlantic Geology
... to leave traces: (1) isolated and discontinuous drag marks of fin spines, possibly made by acanthodian fish and (2) sinusoidal trails left by fins...
1998
Abstract: Genesis and Evolution of Paleozoic Algal Mounds – Application to Reservoir Distribution, by Ritter, Audrey L. and G. Michael Grammer; #90031 (2004)
Search and Discovery.com
2004
Abstract: An Alternative Model for the Growth and Evolution of Paleozoic Algal Mounds with Significance to Reservoir Distribution, by Audrey L. Ritter and G. Michael Grammer; #90039 (2005)
Search and Discovery.com
2005
Recent Carbonates of Isla Mujeres? Quintana Roo: ABSTRACT
Robert L. Folk
AAPG Bulletin
..., consists of oolitic dunerock. The Caribbean coast is subjected to heavy waves, and the sediments are coarse, well sorted, highly polished...
1963
Abstract: Vertebrate and invertebrate trace fossils from the Horton Bluff Formation (Lower Carboniferous) near Avonport, Nova Scotia
Donald Wood
Atlantic Geology
... Valley region. Fish swimming too close to the bottom were responsible for sinusoidal traces left by tail, fin, and spine drags. These trails...
1998
Abstract: Wave Propagation Direction from Poynting Vector and its Application to RTM Angle Gathers; #90319 (2018)
Kwangjin Yoon, Young Seo Kim, Woodon Jeong
Search and Discovery.com
... sinusoidal waves within a wavelength have the same propagation direction. This approach was applied to both source- and receiver-side Poynting vectors...
2018
Using Borehole Images for Target-Zone Evaluation in Horizontal Wells
Neil F. Hurley , David R. Thorn , Janine L. Carlson , Sandra L. W. Eichelberger
AAPG Bulletin
... and clay-rich interbeds appear as dark, high-conductivity traces on the FMS log. These traces can be fit with sinusoidal curves and oriented...
1994
Abstract: Sedimentology of Composite Sand-and-Gravel Beach-Shoreface Complexes; #90171 (2013)
Shannon E. Frey and Shahin E. Dashtgard
Search and Discovery.com
... further offshore. Alongshore, sediments in the intertidal zone show a sinusoidal trend in mean grain size with a wavelength of approximately 400 m...
2013
Abstract: Sedimentology of Composite Sand-and-Gravel Beach-Shoreface Complexes; #90171 (2013)
Shannon E. Frey and Shahin E. Dashtgard
Search and Discovery.com
... further offshore. Alongshore, sediments in the intertidal zone show a sinusoidal trend in mean grain size with a wavelength of approximately 400 m...
2013
Nearshore Bars Along United States Gulf Coast: ABSTRACT
Dag Nummedal
AAPG Bulletin
... and low wave energy. The bars have a sinusoidal cross-profile, constant height, and constant spacing suggesting that they form in response...
1980
Broadband Seismic Technology and Beyond: Part III: The Interaction between Ocean Waves and Recorded Seismic Data
Lasse Amundsen, Martin Landrø
GEO ExPro Magazine
... and the seismic streamer beneath the ocean surface. How quiet is life below the waves? Sinusoidal Ocean Waves If we assume that the ocean surface is represented...
2013
ABSTRACT: Shear-Wave Splitting and Dispersion Analysis Using a Walkaround VSP for Fracture Characterization in Saudi Arabia: A Case Study, by Planchart, Carlos; #90141 (2012)
Search and Discovery.com
2012
Research on the Control Methods of a Drilling Fluid Continuous Wave Signal Generator
Search and Discovery.com
N/A
Internal-Wave Currents as a Mechanism to Account for Large Sand Waves in Navarinsky Canyon Head, Bering Sea
H. A. Karl, D. A. Cacchione, P. R. Carlson
Journal of Sedimentary Research (SEPM)
... is limited to water depths between 175 and 490 m. Common features of the sand waves include a general sinusoidal shape, weak asymmetry upslope, upslope...
1986
Abstract: Cross-Validation of 3C and 9C Prestack Shear Wave Splitting Analysis at Big Sky; #90224 (2015)
Jeff P. Grossman and Gulia Popov
Search and Discovery.com
... anisotropy. Azimuthal anisotropy for P waves manifests as a sinusoidal variation in traveltime with source-receiver azimuth. This variation is negligible...
2015
Experimental Study on the Effect of Deceleration on the Vertical Sequence of Sedimentary Structures in Silty Sediments
Indranil Banerjee
Journal of Sedimentary Research (SEPM)
... investigations (Rees, 1966; Southard, 1972). Some unique features of silt bedforms such as sinusoidal silt waves will be described in a separate paper...
1977
Antidunes as Trochoidal Waves
Bryce M. Hand
Journal of Sedimentary Research (SEPM)
... that if the surface waves are sinusoidal, the antidunes beneath them should also be sinusoidal but of smaller amplitude. Furthermore, the bedform profile should...
1969
Impact of Non-Linear Transport Properties on Low Permeability Measurements; #70299 (2017)
Yuan-Yun Lin, Michael T. Myers
Search and Discovery.com
... are modeled: steady state, unsteady state, pulse decay, sinusoidal pressure and moving boundary conditions. These differ by the addition of reference...
2017
Genesis and Preservation of Antidune Stratification in Modern and Ancient Washover Deposits: ABSTRACT
J. H. Barwis, M. O. Hayes
AAPG Bulletin
.... (March) End_Page 419------------------------------ Antidunes are nearly symmetrical, sinusoidal bed forms formed by near-critical flows, and comprise...
1983
Broadband Seismic Technology and Beyond: Part XI: Which Technology to Choose?
Lasse Amundsen, Martin Landrø, Jan Erik Lie, Vidar Danielsen, Per Eivind Dhelie
GEO ExPro Magazine
... to Choose? Using the Utsira High as a field laboratory for broadband testing The answer, my friend, is hiding in the waves, the answer is hiding...
2014
Abstract: Bar Morphology Along The Mississippi Sound Margin
Dag Nummedal, Rosemary Manty, Shea Penland
GCAGS Transactions
..., along shoreline segments of convex plan form. The bars have a sinusoidal cross-profile, are generally about one half meter high and have a spacing...
1980
P-S Converted Wave AVO Analysis for Reservoir Characterization
Ehsan Sadeghi, Cepi Adam, Effendy Siawira, Hilfan Khairy
Indonesian Petroleum Association
...-component seismic data has lead to significant improvements in the quality of registered shear waves and the resulting subsurface images from the P...
2017
Solving Shear-Wave Splitting in PS Data Processing of 3D 4C OBN Seismic Survey Offshore Nunukan, Indonesia
Andreas Waluyo, David Tilling, Supriyono, Rio Sebayang, Agus Warmar Rasa
Indonesian Petroleum Association
...). This stress exhibits azimuthal anisotropy in seismic waves, defined as the dependence of seismic wave speeds on propagation azimuth. In homogenous...
2020
Calibration of PS Shear Wave Anisotropy in a Mississippi Lime Play, North-Central Oklahoma
Scott Singleton, Shihong Chi, Lisa Sanford, Paul Constance
Unconventional Resources Technology Conference (URTEC)
... sinusoidal variation), (2) amount of azimuthal travel time correction after C-wave splitting estimation and compensation, (3) amount of radial component...
2016
Eye-Openers from Re-Processing of Oil Sands Seismic Data; #41290 (2014)
David Gray, Seann Day, and Scott Shapper
Search and Discovery.com
... the seismic gathers at these wide angles. Wide-angle noise such as multiples, converted-waves, refractions, and first-break reverberations must also...
2014