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The AAPG/Datapages Combined Publications Database
Showing 2,589 Results. Searched 200,630 documents.
Deep Water Aptian Turbidite System in Punta Del Este Basin, A New Play Offshore Uruguay; #11266 (2019)
Bruno Conti, Santiago Ferro, Juan Tomasini, Pablo Gristo
Search and Discovery.com
... with Aptian source rock Inverse polarity with respect to seabed Abrupt increase in seismic amplitude (bright spot) AVO anomalies associated with the fan...
2019
AVO Analysis for Pre-Messinian Exploration Targets: A New Approach to Identify Gas-Bearing Sandstone Reservoirs; #42464 (2019)
Islam A. Mohamed, Mostafa Monir
Search and Discovery.com
... – Gas Sand Class 1 Soft Class 1 Class 2p Hard Reflectivity Shale – Gas Sand Class 1 Seismic Trace Soft Soft Using SEG normal polarity; increase...
2019
Seismic Acquisition and Processing
Bruce S. Hart
Special Publications of SEPM
... on the variable density displays . One other i portant aspect is the polarity of the data (Fig . 3.11) . This deter ines whether a positive reflection coefficient...
2000
Plate Tectonics and Its Possible Role in the Rocky Mountains
D. L. Blackstone Jr.
Wyoming Geological Association
... geologic periods particularly the Tertiary and Quaternary. A parallel line of investigation deals with the field reversals of polarity in the geologic...
1971
Joint Downhole and Surface Microseismic Processing Using 3C Template Relative Migration
T. Bardainne, L. Delmas, N. Belayouni, D. Katz, P.-F. Roux
Unconventional Resources Technology Conference (URTEC)
... 2460113 4 variations corresponding to the hypocentral region velocity. The stacked cross-correlation, however, is zero because of the polarity...
2016
Seismic Stratigraphic Interpretation of a Major 3D, The Gabus Sub-Basin, Blocks B and Tobong, West Natuna Sea, Indonesia: Getting the Geology Back into Seismic
Keith Maynard, Parvita Siregar, Ludy Andria
Indonesian Petroleum Association
... just the channel systems, as in general they have a diagnostic high amplitude, negative polarity seismic response (a decrease in acoustic impedance...
2002
Magnetic Stratigraphy and Tectonic Rotation of the Upper Oligocene Pysht Formation, Clallam County, Washington
Donald R. Prothero, Ashley Streig, Casey Burns
Pacific Section SEPM
... the Oligocene Blakeley Formation near Seattle, but not with earlier data which showed scattered directions. There were nine polarity zones in the 2000 m...
2001
Compositional Fractionation of Petroleum Fluids During Migration and Production: A Bakken Case Study with Fourier Transform Ion Cyclotron Resonance (FT-ICR) Mass Spectrometry
Yishu Song, Eric Michael, Kristie McLin, Nicolaj Mahlstedt, Brian Horsfield, Stefanie Potz, Kai Mangelsdorf
Unconventional Resources Technology Conference (URTEC)
... are discernible among different compounds and indicate polarity and aromaticity exert a larger influence on fractionation than molecular weight...
2022
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
... events. SV and SH waves also have very distinct AVO responses – SH tends to vary slowly with offset/angle while SV typically has a polarity reversal...
2015
Depositional Sequences And Stratigraphy of the Colón Carbonate Platform: Bocas Del Toro Archipelago, Panama
Donald F. McNeill, James S. Klaus, Laura G. O'Connell, Anthony G. Coates, William A. Morgan
Journal of Sedimentary Research (SEPM)
... (2.54 cm diameter) were measured at six sites to establish magnetic polarity. The plugs were analyzed at the University of Florida using...
2013
Southern High-Latitude Diatom Biostratigraphy
F. M. Weaver, A. M. Gombos Jr.
Special Publications of SEPM
... and Mineralogists zones for the last two and one half million 2 and correlated this framework with Fig paleomagnetic polarity years Later sector...
1981
Paleomagnetic and Tectonic Interpretation of the Parkhurst Ridge Limestone, Coastal Belt Franciscan, Northern California
W. P. Harbert, R. J. McLaughlin, W. V. Sliter
Pacific Section SEPM
... ~ 250° C was always of normal polarity. This component failed the fold test, its direction before applying a tectonic correction was rotated 23...
1984
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)
... been plotted as variable area displays without wiggly lines and with positive polarity as black. Negative troughs plot as white (From Esker 1992). End...
1996
Continental Rise off Eastern North America
K. O. Emery , Elazar Uchupi , J. D. Phillips , C. O. Bowin , E. T. Bunce , S. T. Knott
AAPG Bulletin
... intervals of normal polarity during the Cretaceous Period: Earth and Planetary Sci. Letters, in press. Hersey, J. B., 1963, Continuous reflection...
1970
Lateral Correlation and Interpolation of Logs: Chapter 6
John H. Doveton
AAPG Special Volumes
.... Brunhes was surprised to discover that the magnetism in some ancient lava flows was opposite in polarity from that of modern times and he concluded...
1994
Andean Chronotectonics
John J. Gallagher
Circum Pacific Council Publications
... °S, so that the continental polarity was reversed from the presentday continental polarity. South America seems to have moved northward, retaining...
1990
A Cretaceous Time Scale
J. E. Van Hinte
AAPG Special Volumes
... figure "Comparison of Mesozoic reversal sequences"). Helsley, C. E., and M. B. Steiner, 1968, Evidence for long periods of normal magnetic polarity...
1978
Stratigraphic Context: Cyclostratigraphy, Magnetostratigraphy, and Seismic Stratigraphy
Héctor A. Leanza, Diego A. Kietzmann, María P. Iglesia Llanos, Melisa Kohan Martínez
AAPG Special Volumes
... bearing no polarity in the magnetostratigraphic scale. HFS = high-frequency sequences. Figure 8. Cyclostratigraphic and magnetostratigraphic scales...
2020
A Cretaceous Time Scale
J. E. Van Hinte
AAPG Bulletin
... "Comparison of Mesozoic reversal sequences"). Helsley, C. E., and M. B. Steiner, 1968, Evidence for long periods of normal magnetic polarity...
1976
Basement Architecture and Sedimentary Fill of the North Makassar Straits Basin
Siti Nur’Aini, Robert Hall, Christopher F. Elders
Indonesian Petroleum Association
... the fault polarity is often reversed (Figure 5). The faulting has produced a series of disconnected NNW-SSE trending structurally low areas separated...
2005
The application of a new machine-learning paradigm based on pretraining and fine-tuning, StorSeismic, on field seismic data
Randy Harsuko, Tariq Alkhalifah
International Meeting for Applied Geoscience and Energy (IMAGE)
... samples, reversing the polarity, and masking the traces at different positions of the shot gather, resulting in expanded data of 45,936 and 19,728 samples...
2022
Stratigraphic and Paleoceanographic Significance of Early Pliocene to Middle Miocene Radiolarian Assemblages from Northern to Baja California
Fred M. Weaver, Richard E. Casey, Ana M. Perez
Pacific Section SEPM
.... WEAVER, RICHARD E. CASEY and ANA M. PEREZ 74 z m ^ C O X SUBZONE POLARITY PALEOMAGNETIC ZONE 1 • | < s M.Y. JARAMILLO _ o 05 UJ L...
1981
Paleomagnetism of Franciscan Basalt, Marin County, California, Revisited
Sherman Gromme
Pacific Section SEPM
... in the Nicasio terrane exhibit normal magnetic polarity in that their Inclinations are all downward, and it is known with certainty from the shapes of the lava...
1984
Geologic Interpretation of Seismic Profiles, Big Horn Basin, Wyoming, Part II: West Flank
Donald S. Stone
Rocky Mountain Association of Geologists
... and west, and structural polarity may change along trend, probably as a consequence of lateral movements on transverse, reactivated Precambrian...
1985
Dating and Correlation, A Review
D. J. McLaren
AAPG Special Volumes
... on knowing the position of the pole at different times in the history of a particular continent. Polarity reversal, on the other hand, gives hope of worldwide...
1978