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The AAPG/Datapages Combined Publications Database

Showing 23,922 Results. Searched 200,619 documents.

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Elastic Wave Propagation Mechanisms in High-Temperature Deep Hydrocarbon Reservoirs Exhibiting Three-Phase Fluids

Jidong Gao, Bin Yuan, Wei Zhang, Hongbin Zhang, Caili Dai, Baohua Wang, Yuyang Liu

Unconventional Resources Technology Conference (URTEC)

... attenuation peaks occur at the mesoscopic scale, with increasing non-wetting phase saturation shifting the dominant peak to higher frequencies...

2025

Seismic expressions of a Miocene prograding carbonate margin, Mut Basin, Turkey

Xavier Janson, Gregor P. Eberli, Florence Bonnaffe, Fabrice Gaumet, Vincent De Casanove

AAPG Bulletin

.... The synthetic seismic models at various frequencies display the overall prograding architecture of the 1.5-km (0.95-mi) 250-m (820-ft) prograding margin...

2007

Life history, environment and extinction of the scallop Carolinapecten eboreus (Conrad) in the Plio-Pleistocene of the U.S. eastern seaboard

Andrew L.A. Johnson, Annemarie M. Valentine, Melanie J. Leng, Bernd R. Schöne, Hilary J. Sloane

PALAIOS

... email: [email protected] ABSTRACT: Plio-Pleistocene mass extinction of marine bivalves on the U.S. eastern seaboard has been attributed...

2019

Sources of Sr and S In Aluminum-Phosphate–Sulfate Minerals In Early–Middle Triassic Sandstones (Iberian Ranges, Spain) and Paleoenvironmental Implications for the West Tethys

Belén Galán-Abellán, Jacinto Alonso-Azcárate, Robert J. Newton, Simon H. Bottrell, José F. Barrenechea, M. Isabel Benito, RaúL De La Horra, José López-Gómez, Javier Luque

Journal of Sedimentary Research (SEPM)

... of APS. The dominant natural sources of sulfate in terrestrial waters are marine aerosol inputs, SO42− in rainwater, and weathering of bedrock sulfates...

2013

Sequence Stratigraphy of the "Langhe" Oligo-Miocene Succession, Tertiary Piedmont Basin, Northern Italy

Mario Gnaccolini, Romano Gelati, Paolo Falletti, Donata Catrullo

Special Publications of SEPM

... of depositional sequences. Group A consists of continental to coastal conglomerates, shallow-marine sandstones and hemipelagic mudstones with thickness ranging...

1998

Sedimentology and Orientation of Tentaculite Shells in Turbidite Lime Mudstone to Packstone: Lower Devonian, Barrandian, Bohemia

Jindrich Hladil , Petr Cejchan , Ananda Gabasova , Zdenek Tdeaborsky , Jana Hladikova

Journal of Sedimentary Research (SEPM)

..., T.J., AND HALLIDAY, A.N., 1991, d18O values, 87Sr/-Sr and Sr/Mg ratios of Late Devonian abiotic marine calcite: Implications for the composition...

1996

Lake Pagahrit, Southeastern Utah: A Preliminary Research Report

William D. Lipe, William J. Breed, James West, George Batchelder

Four Corners Geological Society

... section, samples 29-24 have relatively high pine frequencies, reaching a maximum of 89%. Presently there are no pine species living nearby...

1975

High Temperature Gas Chromatography of High-Wax Oils

R. M. K. Carlson, S. C. Teerman, J. M. Moldowan, S. R. Jacobson, E. I. Chan, K. S. Dorrough, W. C. Seetoo, B. Mertani

Indonesian Petroleum Association

... consistent with their marine sources. Central Sumatran high-wax oils show HTGC profiles consistent with a fresher water lacustrine source...

1993

Sediment Sources and Dispersal Patterns of Oregon Continental Shelf Sands

K. F. Scheidegger, L. D. Kulm, E. J. Runge

Journal of Sedimentary Research (SEPM)

...Sediment Sources and Dispersal Patterns of Oregon Continental Shelf Sands K. F. Scheidegger, L. D. Kulm, E. J. Runge 1971 Vol. 41 No. 4. (December...

1971

Citronelle Formation, Northeastern Gulf Coastal Plain: Pliocene Stratigraphic Framework and Age Issues

Ervin G. Otvos

GCAGS Transactions

... and probably nearshore marine beds of variable thickness occur sporadically in a belt between south Georgia and Mobile Bay, Alabama. As far as southeastern...

1998

Manning Canyon Shale: Depositional Setting of an Emerging Gas Resource Play in Utah; #10350 (2011)

Steven Schamel

Search and Discovery.com

...-water marshes of the Everglades, together with the shallow-water, brackish to marine carbonate factory of Florida Bay may serve as a conceptual model...

2011

Insight from keywords co-occurrence in SEG annual meetings: A bibliometric study

Changcheng Liu, Srichand Prajapati

International Meeting for Applied Geoscience and Energy (IMAGE)

.... A co-occurrence network of 25 high-frequency keywords is generated, from which absolute frequencies can be directly observed. Then keywords...

2022

Feature selection for seismic facies classification of a fluvial reservoir: Pushing the limits of spectral decomposition beyond the routine red-green-blue color blend

Ismailalwali Babikir, Mohamed Elsaadany, Maman Hermana, Abdul Halim Abdul Latiff, Muhammad Sajid, Carrie Laudon

International Meeting for Applied Geoscience and Energy (IMAGE)

... the seismic trace into narrowband frequencies to highlight subtle subsurface features. The interaction of the band-limited signal with the spatial...

2022

The Effect of Velocity Uncertainty and Attenuation on Flow Estimates From Microseismicity

Oleg V. Poliannikov, Michael Fehler, Alison Malcolm

Unconventional Resources Technology Conference (URTEC)

... events, seismic wave propagation from the fracture zone to the receiver array, and the recording of seismic signals. Several dominant factors control...

2015

Use of the Chi-Square Test for the Analysis of Orientation Data

C. K. Ballantyne, R. Cornish

Journal of Sedimentary Research (SEPM)

... in which the expected frequencies in each sector (E) are all equal ton/k, and is given by: [EQUATION] where 0i is the number of measurements that fall...

1979

Abstract: Data Interpolation by Angular Weighted MWNI; #90187 (2014)

Mark Ng and Dan Negut

Search and Discovery.com

... the immediate last frequency as a priori model for the present frequency. Usually MWNI starts from the stable low frequencies, and recursively works its way...

2014

Cyclostratigraphic Timing of Sedimentary Processes: An Example from the Berriasian of the Swiss and French Jura Mountains

André Strasser, Heiko Hillgärtner, Jean-Bruno Pasquier

Special Publications of SEPM

... in the Swiss and French Jura Mountains is dominated by shallow-marine carbonates that overlie lacustrine and marginal-marine sediments with a major...

2004

Oil Occurrences in Relation to Regional Geology of the Middle East

F. R. S. Henson

Tulsa Geological Society

..., predominantly calcareous, marine succession was deposited; conditions of relative stability evidently continued in most sectors, but the first signs...

1951

Sedimentation Patterns and Transport Pathways Linking River Mouth to Remote Depocenters in the Ganges-Brahmaputra Delta, Bangladesh; #50304 (2010)

Kimberly G. Rogers and Steven L. Goodbred, Jr.

Search and Discovery.com

... they were fluvial‐ or marine‐sourced. An innovative approach using short‐lived radioisotopes as environmental tracers (7Be and 234Th) was used...

2010

Isotopic Evidence for Origin of the Moeraki Septarian Concretions, New Zealand

Geoffrey D. Thyne, James R. Boles

Journal of Sedimentary Research (SEPM)

... isotopic analyses show that the Moeraki septarian concretions formed in marine porewaters at shallow depths. Carbon isotopic analyses indicate...

1989

Abstract: Lower Cretaceous Edwards Carbonate Beach Complex - Comanche County, Texas

Clyde H. Moore, Jr., Stephen H. Allen

GCAGS Transactions

...), The Lower Cretaceous Edwards Limestone of westcentral Texas was deposited under shallow marine, moderate energy shelf conditions. Exposed insular areas...

1970

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