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The AAPG/Datapages Combined Publications Database

Showing 2,480 Results. Searched 195,456 documents.

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SV/SH or S1/S2 separation for 3D6C data with direct S-wave vibrator exciting once

Yuan Yuan Yue, Zhiwen Deng, Wenbo Zhang, Hequn Li, Jianlei Zhang, Lina Huo

International Meeting for Applied Geoscience and Energy (IMAGE)

... of S1 and S2 for HTI media. Because the polarity of the separated SV/SH or S1/S2 is related to not only source direction but also azimuth of trace...

2023

Magnetostratigraphy of Permo-Carboniferous Time

Neil D. Opdyke

Special Publications of SEPM

... polarity spanning the late Carboniferous and Permian time. They named it the Kiaman Magnetic Interval, because it was from near the town of that name...

1995

ABSTRACT: BURIED GAS HYDRATES IN THE DEEPWATER OF THE SOUTH CASPIAN SEA, AZERBAIJAN: IMPLICATIONS FOR GEO-HAZARDS; #90024 (2004)

Camelia C. Diaconescu, James H. Knapp, Robert M. Kieckhefer

Search and Discovery.com

... structure. The top of this velocity anomaly is marked by a strong, (Rc≈0.123), positive-polarity (same polarity as the seafloor (Rc≈0.198)) reflector...

2004

Abstracts: Presented in April 1984 at the joint AAPG-SEPM Pacific Section meeting in San Diego

J. S. Compton, R. Siever, R. S. Coe, R. L. Pettit, K. A. Mertz Jr., D. J. Hollander, J. Scott Hornafius, Charles W. Lagle

Pacific Section SEPM

... to quartz. By using the age-diagnostic diatoms extracted from the dolomites in combination with the magnetic polarity sequence recorded by the dolomite...

1984

Magnetostratigraphic and Lithostratigraphic Correlation of Coal Seams and Contiguous Strata, Upper Horseshoe Canyon and Scollard Formations (Maastrichtian to Paleocene), Red Deer Valley, Alberta

J.F. Lerbekmo, K.C. Coulter

CSPG Bulletin

... and northern areas, respectively, of the Red Deer Valley were compared magnetostratigraphically. With polarity zone boundaries 30r-30 and 31-30r used...

1985

Exploring the horizontal component of OBN surveys for added value to imaging

Samara Omar, Jim Simmons, Carlos Calderón

International Meeting for Applied Geoscience and Energy (IMAGE)

... by the direct wave in Figure 1 and rationalized in Figure 2, the polarity of the wave modes registered on the X component is sensitive to the signed offset...

2023

Author's Reply: DISCUSSION

William M. Barret

AAPG Bulletin

... of the suggestions previously advanced by the writer, who said: The localized regions of north and south polarity may be ascribed to differential...

1930

Abstract: The Taconic and Grampian orogenies: Ordovician arc-continent collision

John F. Dewey

Atlantic Geology

... the Laurentian margin of the Appalachian/Caledonian Orogen, to subduction polarity flip and vergence reversal. These shortlived collisional orogenies were...

2018

Continental Rise off East Coast of North America: Deep Structure: ABSTRACT

Carl O. Bowin, Joseph Phillips, K. O. Emery, Elazar Uchupi, S. T. Knott, K. E. Prada, E. T. Bunce

AAPG Bulletin

... of low-amplitude anomalies is inferred to have a uniform negative magnetic polarity and to have formed during the Kiaman Magnetic Interval: a 50-million...

1969

Paleomagnetic Applications in Hydrocarbon Exploration and Drilling Operations: ABSTRACT

David R. Van Alstine, Douglas C. Bleakly, Stephen L. Gillett

AAPG Bulletin

..." magnetization acquired penecontemporaneously with deposition. For example, establishing the geomagnetic polarity reversal pattern in a sedimentary sequence...

1983

Abstract: Preliminary Magnetostratigraphic Dating of the Ouarzazate Basin: implications for the Timing of Mountain Building in the High

E. Teson, E.L. Pueyo, A. Barnolas, A. Teixell, J. Agustí, and M. Furió

Search and Discovery.com

... polarity and high coercivity components unblocking between 500 and 670°C. An initial correlation between the local polarity sequence and the GPTS has...

2008

ABSTRACT Evaluating the Relative Contributions of Tectonics and Eustacy from a High-Resolution Stratigraphic Record: A Case Study from the Vienna Basin, #90104 (2010)

Paulissen Wieske; Luthi Stefan M.; Grunert Patrick; Harzhauser Mathias; Çoriç Stjepan; Püttmann Jost R.

Search and Discovery.com

... of the sedimentary sequences traversed by the borehole. This record is  compared with the global polarity time scale (GPTS) to determine the polarity reversals...

2010

ABSTRACT: NEW CONSTRAINTS ON TECTONIC ROTATIONS IN THE MOJAVE DESERT, CALIFORNIA: PALEOMAGNETISM AND 40AR/39AR DATING OF THE MIOCENE PEACH SPRINGS TUFF; #90114 (2010)

J. W. Hillhouse, Brent Turrin, and David M. Miller

Search and Discovery.com

... to a normal-polarity zone just below the C6-C5E boundary (18.75 Ma) of the astronomically tuned Geomagnetic Polarity Time Scale. After emplacement...

2010

Abstract: Oil Adsorption Capacity of Clay Minerals in Shale: A Molecular Dynamic Simulation Investigation;

Zhe Cao, Jianhui Zeng, Hang Jiang

Search and Discovery.com

..., indicating that the polarity of the hydrocarbon components had a positive effect on adsorption capacity. Overall, the hydrocarbon adsorption capacity...

Unknown

Abstract: Offshore Cyrenaica High Resolution Bathymetry Analysis: New Revelations using WWII Technology; #91202 (2022)

Aimen Amer, Salah El-Ekhfifi, and Khaled Amrouni

Search and Discovery.com

... the city and south of the trench helping identify its polarity and raising discrepancies in previously interpretation polarity. This suggests...

2022

Microseismic Interpretation: Is Surface Monitoring Biased Towards Specific Source Mechanisms?; #42225 (2018)

Pierre F. Roux

Search and Discovery.com

... observed during hydraulic fracture stimulation. A vast majority of microseismic events indeed exhibits a “dip-slip”-like source mechanism with polarity...

2018

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