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The AAPG/Datapages Combined Publications Database
Showing 190 Results. Searched 200,691 documents.
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,
Search and Discovery.com
... 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 Approach; #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
Stress Damage in Borehole and Rock Cores; Developing New Tools to Update the Stress Map of Alberta; #41451 (2014)
Qing Jia, Randy Kofman, Doug Schmitt, Inga Moeck
Search and Discovery.com
..., 2011). Figure 1 shows three main types of drilling induced fractures, which are tensile fracture (left), borehole breakout (middle), and en-echelon E...
2014
Poroperm Evolution through Different Deformation Stages: Stable Isotopes Define Fluid Evolution in Permian and Older Carbonates in Thailand; #51264 (2016)
John Warren, Chris Morley, Thasinee Charoentitirat, Ian Cartwright, Prueksarat Ampaiwan, Patcharin Khositchaisri, Maryam Mirzaloo, Mohammad Nazrul, Apsorn Panthong, Jakkrich Yingyuen
Search and Discovery.com
..., Australia 5 PTTEP, EnCo, Soi 11, Vibhavadi Rangsit Road, Chatuchak, Bangkok 10900, Thailand 6 Helmholtz-Zentrum für Ozeanforschung Kiel (GEOMAR...
2016
A Unified Model to Predict Flowing Pressure and Temperature Distributions in Horizontal Wellbores for Different Energized Fracturing Fluids
Zhengming Xu, Kan Wu, Xianzhi Song, Gensheng Li, Zhaopeng Zhu, Zhaoyu Pang
Unconventional Resources Technology Conference (URTEC)
..., and foam quality. Some equation of state (EOS) are proposed to determine the phase state and calculate thermodynamic properties of CO2 and N2...
2018
Concentration-Dependent Flow Stratification In Experimental High-Density Turbidity Currents and Their Relevance To Turbidite Facies Models
Matthieu J.B. Cartigny,, Joris T. Eggenhuisen, Ernst W.M. Hansen, George Postma
Journal of Sedimentary Research (SEPM)
... mechanisms have been proposed to be responsible for such short-period flow unsteadiness; for instance: 1) internal Kelvin-Helmholtz-type waves (Middleton...
2013
Sliding Continents and Tidal and Rotational Forces
Frank Bursley Taylor
AAPG Special Volumes
... state or by the compaction of planetesimals. But in the light of modern knowledge, the hypotheses of Descarte, Laplace, Elie de Beaumont, and Helmholtz...
1928
Modern Phenomenological Methods and Correlations for Estimating Density and Sonic Velocity of Liquid, Gas, and Supercritical CO2 for Enhanced Assessment of Borehole Acoustic and Seismic Measurements
Artur Posenato Garcia, Kristoffer Walker, Paul Theologou, Yingcai Zheng
Carbon Capture, Utilization and Storage (CCUS)
... Helmholtz free energy physics and, thus, model thermal and caloric properties without the need for additional correlations. Alternatively, the NIST...
2025
Dip and Azimuth Determination in 3D CRS-Stack
A. Hendriyana, M. Jaya, R. Sule, A.D. Guntara
Indonesian Petroleum Association
... Bandung Helmholtz Centre Potsdam, GFZ German Research Center for Geosciences P.T. Pertamina UTC © Conventional stacking is one element of CRS...
2013
Simulation of seismic waves in the fluid-solid coupled thermoelastic medium
Sen Yang, Guochen Wu, Junzhen Shan, Hongying Liu
International Meeting for Applied Geoscience and Energy (IMAGE)
...) are obtained based on Helmholtz decomposition. The deduced first-order fluid-solid-thermal coupled wave equation can reasonably simulate the wave...
2023
DEEP SEA MINERALS
Ronny Setså
GEO ExPro Magazine
...: ROV KIEL 6000/GEOMAR HELMHOLTZ CENTRE FOR OCEAN RESEARCH KIEL C HINA HAS reached a significant milestone in the field of deep-sea mining...
2024
Elastic reverse time migration with more than pressure data
Denes Vigh, James Xu, Xin Cheng, Zongcai Feng, Bing Bai
International Meeting for Applied Geoscience and Energy (IMAGE)
... isotropic) models where the polarization vectors evaluated at each point of the medium by solving the Christoffel equation. Duan and Sava (2015...
2024
Attenuating non-compressional energy on vertical motion sensors using rotational data
Hassan Masoomzadeh, Fons ten Kroode, Tim Seher, Mohammad Akbar Hosain Zuberi, Alexander Kritski, Harald Westerdahl, Åsmund Sjøen Pedersen, Mark Thompson, Nick Bernitsas, Phil Behn, Philip Baltz
International Meeting for Applied Geoscience and Energy (IMAGE)
... with the standard Helmholtz decomposition of the particle acceleration wavefield ⃗ into scalar and vector 𝑎 potential...
2024
The Orientation of Concavo-Convex Particles Deposited from Experimental Turbidity Currents: NOTES
G. V. Middleton
Journal of Sedimentary Research (SEPM)
... of the suspension at a concentration of about 30 percent by volume. The initial velocity of the turbidity current head, v0, is given by the equation v0 = 0.44...
1967
Simulation of the Seismic Records (DAS) in a Borehole Throughout CO2 Storage Procedures
José Pulido, Yiyu Ni
Unconventional Resources Technology Conference (URTEC)
... Engineering. Fornberg, B., & Driscoll, T. A. (2011). A fast Fourier transform based solver for the Helmholtz equation with variable wave number...
2023
Intrastratal Rip-Down Clasts, Late Cretaceous Uhangri Formation, Southwest Korea
S. K. Chough, S. S. Chun
Journal of Sedimentary Research (SEPM)
... have been possible. The ripping process may arise from a relatively horizontal motion of stratified viscous layer, a Kelvin-Helmholtz instability...
1988
Gabor Depth Migration using a New Adaptive Partitioning Algorithm
Yongwang Ma
Search and Discovery.com
..., A new class of propagation models based on a factorization of the Helmholtz equation: Geophys. J. Roy. Astr. Soc., 80, 439-461. Gazdag, J., 1978, Wave...
Unknown
Gabor Depth Migration using a New Adaptive Partitioning Algorithm
Yongwang Ma
Search and Discovery.com
..., A new class of propagation models based on a factorization of the Helmholtz equation: Geophys. J. Roy. Astr. Soc., 80, 439-461. Gazdag, J., 1978, Wave...
Unknown
Abstracts: Frequency-dependent Streaming Potential of Reservoir Rocks; #90173 (2015)
E. Tardif, E. Walker, P. W. J. Glover, and J. Ruel
Search and Discovery.com
... pressure difference. If the fluid flow is constant, the streaming potential coupling coefficient is described by the Helmholtz-Smoluchowski equation...
2015