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The AAPG/Datapages Combined Publications Database

Showing 20,860 Results. Searched 200,756 documents.

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An Experimental Study of the Influence of Subaqueous Shelf Angles on Coastal Plain and Shelf Deposits: Chapter 15: Recent Developments in Siliciclastic Sequence Stratigraphy

L. J. Wood, F. G. Ethridge, S. A. Schumm

AAPG Special Volumes

... subsequent base-level rise, deposits are well preserved because they are relatively thick and are submerged relatively quickly below wave base...

1993

Experimental Study on the Forming Conditions of Subaqueous Depositional Channels by Turbidity Currents

Bin Yu

Journal of Sedimentary Research (SEPM)

..., A., Ercilla, G., Alonso, B., and Baraza, J., 2002, Quaternary sedimentation and origin of the Orinoco sediment-wave field on the Demerara continental rise...

2011

Compression behavior of hydrate-bearing sediments

Yi Fang, Peter B. Flemings, John T. Germaine, Hugh Daigle, Stephen C. Phillips, and Josh O’Connell

AAPG Bulletin

... Hydrates Joint Industry Project Leg II revealed high P-wave velocity (Vp), high resistivity layers within a coarse-grained hydrate-bearing formation...

2022

Abstract: A Joint LSPSM/Inversion Algorithm for High Resolution Time Lapse Imaging; #90187 (2014)

Abdolnaser Yousefzadeh and John C. Bancroft

Search and Discovery.com

... and Biondi (2010) used approximations to the wave equation least squares Hessian matrices to perform their inversion in the image domain. Implementing...

2014

Abstracts: Microseismic Event Models from Finite-differencing with Corrections; #90173 (2015)

Peter M. Manning

Search and Discovery.com

...’s techniques, which are very effective because they need target only those terms of the wave equation which propagate shear waves. The third example...

2015

Workflow for Nonlinear AVO Inversion to Estimate Seismic Anisotropy and Geomechanical Properties of Shale

Un Young Lim, Richard L. Gibson Jr., Nurul Kabir

Unconventional Resources Technology Conference (URTEC)

.... Although Rüger (1997) proposed an equation for P-wave reflection coefficients in anisotropic media, it only provides an accurate solution based...

2019

The development of seismic reflection sandbox modeling

Donald H. Sherlock, Brian J. Evans

AAPG Bulletin

... to study the effects of seismic wave propagation in isotropic and anisotropic media, and to improve methods of data acquisition, processing...

2001

Lithostratigraphic Analysis of the Bird Spring-Callville Group and Pakoon Formation (Pennsylvanian-Lower Permian), Southern Clark County, Nevada

David N. Lumsden, Michael T. Ledbetter , George T. Smith

Journal of Sedimentary Research (SEPM)

..., trilobites and calcispheres are sporadically abundant. Pellets. These are fine to medium sand-sized elliptical to spherical, structureless masses of micrite...

1973

Stratigraphic Modeling and Interpretation--Geophysical Principles and Techniques: Section 3. Stratigraphic Models from Seismic Data

Norman S. Neidell, Elio Poggiagliolmi

AAPG Special Volumes

... be determined readily from seismic data. The case study examined by Figure 8 is a Fig. 7. Spherical wave motion encountering a flat reflector illustrating...

1977

Predicting S-wave sonic logs using machine learning with conventional logs for the Delaware Basin, Texas

Jaewook Lee, Yangkang Chen, Robin Dommisse, Alexandros Savvaidis, Guo-chin Dino Huang

International Meeting for Applied Geoscience and Energy (IMAGE)

...Predicting S-wave sonic logs using machine learning with conventional logs for the Delaware Basin, Texas Jaewook Lee, Yangkang Chen, Robin Dommisse...

2023

Ubiquity of Wave-Dominated Deltas In Outer-Shelf Growth-Faulted Compartments

Mariana Iulia Olariu, Cornel Olariu

Journal of Sedimentary Research (SEPM)

...Ubiquity of Wave-Dominated Deltas In Outer-Shelf Growth-Faulted Compartments Mariana Iulia Olariu, Cornel Olariu 2015 768 779 Vol. 85 (2015) No. 7...

2015

Permeability, Porosity, and Shear-wave Anisotropy From Scaling of Open Fracture Populations

Randall Marrett

Rocky Mountain Association of Geologists

... equation 8 into equation 3 to yield a relation between shear-wave anisotropy and the total fracture permeability: By equating the fracture-length terms...

1997

Checkshots and Vertical Seismic Profiles: Part 7. Geophysical methods

B. A. Hardage

AAPG Special Volumes

... wavefield. When a seismic wave field is recorded with this small spatial sampling interval, several processing techniques can be used to separate...

1992

The Conceptual Framework of Ichnology

S. George Pemberton, Robert W. Frey, Michael J. Ranger, James MacEachern

Special Publications of SEPM

... of a shaft or tunnel, generally ovoid or spherical in shape, and larger than the diameter of the associated shaft or tunnel. Cells along otherwise...

1992

Structure of Grand Saline Salt Dome, Van Zandt County, Texas

Robert Balk

AAPG Bulletin

... parallel with wall. Its intersection with tunnel wall is broken into numerous parallel, steeply plunging anhydrite streaks. Here and there spherical...

1949

Sonic Log Analysis from Isotropic and Anisotropic Media In Carbonate Reservoir, the Case Study at Stella Alpina Field

Wahyu Tri Sutrisno, Septian Prahastudhi, Ari Teguh Sugiarto, Ayi Syaeful Bahri, Dwa Desa Warnana, Yulia Putri Wulandari

Indonesian Petroleum Association

... Richards equation has better results in complex wave propagation. For future work, it is planned to use VSP and multi-well analysis to analyze...

2014

Extended Abstract: Horizontal Heterogeneity Measurement of Strength and Elastic Properties for Conventional and Unconventional Rocks

Ji Soo Lee

GCAGS Transactions

... using the empirical calibration equation to convert to the corresponding UCS values (Lee et al., 2014). The radial acoustic scanning measures primary...

2020

Fully Integrated Dynamic Reservoir and Well Simulation Model: Blacktip Gas Field Case Study

Ryosuke Yokote, Mohammad Albarzanji, Yohan Suhardiman, Andrew Tran, Erni Dharma Putra, Nelson Jose Rodriguez Gonzalez

Australian Petroleum Production & Exploration Association (APPEA) Journal

... conditions are reproduced by adjusting reservoir parameters, mainly reservoir pressure, to achieve a history match. The Forchheimer IPR equation is defined...

2018

Pisoliths and Ooliths from Some Australian Caves and Mines

George Baker, A. C. Frostick

Journal of Sedimentary Research (SEPM)

...; they are subject to wave action at normal high tide. Features of the Floor of Angel Cave Under calm marine conditions, Angel Cave is protected from wave action...

1947

The MacKenzie Margin, Southesk-Cairn Carbonate Complex: Depositional History, Stratal Geometry and Comparison With Other Late Devonian Platform-Margins

Michael J. Shields, Helmut H.J. Geldsetzer

CSPG Bulletin

... part. The stromatoporoid biostromal facies consists of 1 to 3 m thick biostromes comprised of bulbous or spherical-shaped stromatoporoids...

1992

Bridging the gap: Deep learning on seismic field data with synthetic training for building Gulf of Mexico velocity models

Stuart Farris, Robert Clapp

International Meeting for Applied Geoscience and Energy (IMAGE)

... body. The CNNs were trained on three datasets: field data, data generated with the acoustic constant-density isotropic wave equation, and data...

2023

Deep learning approach to inverting flexural wave dispersion

Hengjian Zhang, Zhifen Sun, Xianzhi Li, Xiaofang Sun, Chu Wang, Ya Jin, Xiaofei Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

... wave that propagates along the wellbore wall. The dispersion characteristics of these waves are determined by the dispersion equation(Tang and Cheng...

2024

Seismic Wave Attenuation in Gas Hydrate-Bearing Sediments from Vertical Seismic Profiling Data, Mallik, Northwest Territories, Canada

Gilles Bellefleur

Search and Discovery.com

...Seismic Wave Attenuation in Gas Hydrate-Bearing Sediments from Vertical Seismic Profiling Data, Mallik, Northwest Territories, Canada Gilles...

Unknown

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