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The AAPG/Datapages Combined Publications Database

Showing 161 Results. Searched 195,354 documents.

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High-resolution angle gather tomography with Fourier neural operators

Sean Crawley, Guanghui Huang, Ramzi Djebbi, Jaime Ramos, Nizar Chemingui

International Meeting for Applied Geoscience and Energy (IMAGE)

... as activation functions. Lara-Benitez et al. (2023) present the mathematical proof of a similar architecture used to solve the Helmholtz equation...

2023

Automated velocity model building using Fourier neural operators

Guanghui Huang, Sean Crawley, Ramzi Djebbi, Jaime Ramos-Martinez, Nizar Chemingui

International Meeting for Applied Geoscience and Energy (IMAGE)

... to solve the Helmholtz equation. The first step of our FNO-based VMB workflow consists of generating about 40,000 random velocity models. We build...

2023

Integrated Interpretation of Seismically Derived Rock and Fracture Attributes for Shale Gas Reservoir Characterization

Gang Yu, Yusheng Zhang, Xing Liang, Uwe Strecker, Maggie Smith

Unconventional Resources Technology Conference (URTEC)

...) of The World Stress Map based on the WSM database release 2008; Helmholtz Centre Potsdam - GFZ German Research Centre for Geosciences Figure 1: World...

2014

Characteristics of the Free Surface Multiple Attenuation Using Wave Field Extrapolation; #40504 (2010)

Patrícia P. Ferreira, Marco Antonio, Cetale Santos, and Luiz Landau

Search and Discovery.com

... the scalar wave equation, based on Helmholtz’s research (Bucci et al., 1994). In his research, Kirchhoff obtained the mathematical quantification...

2010

The Jeanne d'Arc Basin Offshore Canada: Testing the Predictive Capacity of PhaseKinetic Models Using 3D Basin Modeling, #40633 (2010)

Friedemann Baur, Rolando di Primio,

Search and Discovery.com

... of Petroleum and Coal, 52056 Aachen, Germany ([email protected]) Helmholtz Centre Potsdam – German Research Centre for Geosciences – Telegrafenberg...

2010

New Advancement of the World Stress Map Project on the Stress Perturbation in Sedimentary Basins; #11146 (2018)

Mojtaba Rajabi, Oliver Heidbach, Mark Tingay, Karsten Reiter, Moritz Ziegler

Search and Discovery.com

...:10.1306/11146Rajabi2018 1 Australian School of Petroleum, University of Adelaide, Australia ([email protected]) Helmholtz Centre Potsdam, GFZ German Research...

2018

Monitoring Fluid Flow during Reservoir Stimulations with Surface Electric Self-Potential Measurements

Guy Marquis

Search and Discovery.com

... in the rock can be obtained from the Helmholtz-Smoluchowski equation: & ’V 9H f & ’P Vf Kf (1) where P is the pore pressure, ıf, Hf, Kf are the fluid...

Unknown

Monitoring Fluid Flow during Reservoir Stimulations with Surface Electric Self-Potential Measurements

Guy Marquis

Search and Discovery.com

... in the rock can be obtained from the Helmholtz-Smoluchowski equation: & ’V 9H f & ’P Vf Kf (1) where P is the pore pressure, ıf, Hf, Kf are the fluid...

Unknown

Abstract: A Portable Core Imaging Scanner; #90174 (2014)

Randolf S. Kofman, Lucas L. Duerksen, and Douglas R. Schmitt

Search and Discovery.com

.... Acknowledgements This project is funded by the Helmholtz-Alberta Initiative (HAI). We would like to thank Greg Popowich and Tony Walford for their assistance...

2014

Abstract: Large Scale Climate Teleconnections Driving Marine Black Shale Formation in the Mesozoic Ocean: Conceptual Ideas from Jurassic-Cretaceous Case Studies; #120178 (2015)

Thomas Wagner, Howard Armstrong, Liam Heherringshaw, Jonathan Imber, Sascha Floegel, Peter Hofmann

Search and Discovery.com

... and Geosciences, UK1, Durham University, Department of Earth Sciences,, UK3, GEOMAR – Helmholtz Centre for Ocean Research Kiel, Germany3, Cologne University...

2015

The Influence of Censoring Bias on the Characterization of Discontinuity Networks; #40852 (2011)

Conny Zeeb, Paul D. Bons, Enrique Gomez-Rivas, and Philipp Blum

Search and Discovery.com

... KIT – University of the State of Baden-Wuerttemberg and National Research Center of the Helmholtz Association Min We thank our colleagues Janos...

2011

Regional Geophysical Study for Geothermal Exploration in Northeastern Alberta; #30335 (2014)

Elahe P. Ardakani and Douglas R. Schmitt

Search and Discovery.com

... for this work comes from the Helmholtz-Alberta Initiative. References Cited Grey, A., J. Majorowicz, and M. Unsworth, 2012, Oil industry thermal data...

2014

Integration of Seismic and Log Data of a Deep Borehole in the Basement Rocks of Northeastern Alberta; #41517 (2015)

Judith Chan, Douglas R. Schmitt

Search and Discovery.com

... investigated under the research collaboration between the Helmholtz-Association of German Research Centers and the University of Alberta. The extraction...

2015

A Phase Diagram for Turbulent, Transitional, and Laminar Clay Suspension Flows

Jaco H. Baas, James L. Best, Jeffrey Peakall, Mi Wang

Journal of Sedimentary Research (SEPM)

... and strong turbulence from an upper region of plug flow with a much gentler velocity gradient and lower turbulence intensity. Kelvin-Helmholtz shear...

2009

A New Analytical Model for Liquid Loading in Shale Gas Reservoirs

Juntai Shi, Xiangfang Li, Yunchao Pu, Wei Yu

Unconventional Resources Technology Conference (URTEC)

... and liquid film flow in vertical and slant wellbores, liquid droplet flow, Entrainment – settlement flow and Kelvin-Helmholtz wave flow in horizontal...

2014

Accurate Estimation of Tubular Fluid Flow Friction Loss During Liquid-supercritical CO2 Fracturing and Transportation

Xiaojiang Li, Gensheng Li, Kamy Sepehrnoori, Wei Yu, Haizhu Wang, Qingling Liu, Hongyuan Zhang, Zhiming Chen

Unconventional Resources Technology Conference (URTEC)

... turbulence model is used to simulate the large Reynolds number fully-turbulent flow. An accurate equation of state and transport models of CO2...

2017

The Architecture of Deep-Water Channel Complexes, Cretaceous Venado Sandstone Member, Sacramento Valley, California

Bibek Ghosh, Donald R. Lowe

Pacific Section SEPM

... indicate a relatively steady flow following deposition of the high-density sandy load. The presence of persistent Helmholtz waves along the tops of S3...

1993

Legacy data … hidden opportunity

Keith Reeves

Petroleum Exploration Society of Australia (PESA)

... resistivity and acoustic velocity imaging: 2.5-D Helmholtz equation modeling and inversion: Ph.D. Thesis, University of Adelaide. 3...

2019

Assessment and Quantification of Petroleum Alteration Processes on the Reservoir Scale Using Oil Compositional Variability and Compound Specific Isotope Ratios, #90110 (2010)

Heinz Wilkes, Andrea Vieth, Raingard Haberer, Stefanie Pötz, and Brian Horsfield,

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... Horsfield Helmholtz Centre Potsdam GFZ German Research Centre for Geosciences, Section 4.3 Organic Geochemistry, Telegrafenberg, D-14473 Potsdam, Germany...

2010

Abstract: 3D–3С Full-Wave Modeling in Anisotropic 2.5D Medium; #90171 (2013)

A. Kostyukevych, N. Marmalevskyi, Y. Roganov, and V. Tulchinsky

Search and Discovery.com

... and x 2 with subsequent sampling. They solve the linear equation system by LU-decomposition of the matrix representing the Helmholtz operator. AAPG...

2013

Abstract: Assessing Natural Attenuation in AMD Contaminated Aquifers … The Integrative Dual Isotope ApproachŽ; #90172 (2014)

Kay Knöller, Nils Hoth

Search and Discovery.com

... in AMD Contaminated Aquifers – “The Integrative Dual Isotope Approach” Kay Knöller* UFZ Helmholtz Centre for Environmental Research, Theodor-Lieser...

2014

Abstracts: Full Waveform Inversion with Total Variation Regularization; #90173 (2015)

Amsalu Y. Anagaw, Mauricio D. Sacchi

Search and Discovery.com

... is computed by solving the full wave-equation using the finite difference method. FWI is a local gradientbased optimization problem requiring...

2015

Abstracts: Updating the Tectonic Stress Map of Alberta Using Borehole Breakout Method; #90173 (2015)

Oluwaseyi A. Idowu and Douglas A. Schmidtt

Search and Discovery.com

... of the minimum horizontal stress in the disturbed medium. This work is part of the Helmholtz Alberta Initiative geothermal project one part of which...

2015

Seismo-stratigraphy and 3-D Petroleum System Modeling of the Colorado Basin, Offshore Argentina; #10427 (2012)

Zahie Anka, M. Loegering, J. F. Rodriguez, D. Marchal, R. di Primio, and E. Vallejo

Search and Discovery.com

... Petrobras Argentina German Science Foundation (DFG) German Geological Survey (BGR) Helmholtz Association of German Research Centres AAPG 2012 Annual...

2012

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