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The AAPG/Datapages Combined Publications Database
Showing 20,863 Results. Searched 200,635 documents.
Well-Log-Based Assessment of Elastic Properties in Organic-Shale Formations
Alvaro Aranibar, Clotilde Chen Valdés, Zoya Heidari
Unconventional Resources Technology Conference (URTEC)
... constituents. Next, we performed tri-axial laboratory experiments at different stress levels to measure elastic properties and acoustic-wave velocities...
2014
Anisotropic and Nonlinear Properties of Rock Samples in the Vaca Muerta Formation: Experimental Measurements and Implications on Reservoir Geomechanics
D. Nicolas Espinoza, Agustin Sosa Massaro, Gabriel Gallardo-Giozza
Unconventional Resources Technology Conference (URTEC)
... characterization of non-linearity, loading versus unloading, and anisotropy in stress-strain curves and elastic wave velocities. The analysis...
2020
An Evaluation of Offshore and Beach Changes on a Tideless Coast
Lee L. Weishar, William L. Wood
Journal of Sedimentary Research (SEPM)
... of beach and offshore profiles, measured at monthly intervals, is evaluated to determine the effect of wind-wave forcing and long-term lake-level variation...
1983
Abstract: Prospects Maturation of Unique Globigerina Limestone by Integration of Formation Evaluation and Pre-Stack Seismic Inversion Analysis; #91209 (2025)
Hendra Himawan, Indra Sumantri
Search and Discovery.com
... equation that was re-expressed by Fatti et al. (1994). The angle-dependent reflectivity can be calculated using P-wave velocity, S-wave velocity...
2025
Rock Property Data Volumes from Well Logs, by L.R. Denham and H. Roice Nelson, Jr., #40268 (2007).
Search and Discovery.com
2007
Response of the Shelf Floor to Flow
Donald J. P. Swift
Special Publications of SEPM
... of the diffusion equation by calculating the probability of entrainment of a sediment particle at each point in a grid. Wave statistics and wind and tidal...
1986
Full-waveform inversion with time-dependent receiver-extension: An efficient inner loop optimization
Mustapha Benziane, Romain Brossier, Ludovic Métivier, Serge Sambolian
International Meeting for Applied Geoscience and Energy (IMAGE)
.... The synthetic data are computed using a wave equation operator, which is nonlinear with respect to the model parameters, causing the misfit function...
2024
A Fast and Robust Method for Estimating Inter-Well Interference in Shale and Tight Reservoirs
Esmail Eltahan, Ali Moinfar, Zhenzhen Wang, Matthieu Rousset, Haishan Luo, Pierre Muron, Xianhuan Wen
Unconventional Resources Technology Conference (URTEC)
... to solve the Eikonal equation efficiently to track the propagation of pressure fronts and compute DToF (Fujita 2014). The calculated DToF can be utilized...
2024
Verification of dynamic strain field measurements made with DAS during active-source vibration by quantitative comparison to geophones
Peter G. Hubbard, Joseph Vantassel, Brady R. Cox, James W. Rector, Michael Yust, Kenichi Soga
International Meeting for Applied Geoscience and Energy (IMAGE)
... x, and time t, and 𝑥𝑥0 is the location exactly in the center of the DAS gauge length, g. Equation 1 describes a DAS measurement according to Figure...
2022
Quantitative characterization of lrati shale through laboratory measurement and rock physical modeling
Hemin Yuan, Jin Shi, Ruotong Zhao, Xiaofan Hu
International Meeting for Applied Geoscience and Energy (IMAGE)
... the equation below. grain background Vbackground organic Vorganic (1) Vbackground Vorganic 1 (2) The measured and predicted...
2023
Multiple prediction and removal via zero offset SRME: a case study from the Tarim Basin
Yalin Li, Haijun Yang, Gengxin Peng, Duoming Zheng, Ruirui Zhao, Chuanwen Sun
International Meeting for Applied Geoscience and Energy (IMAGE)
... with offset and azimuth. The method is based on Surface-Related Multiple Elimination (SRME), which is derived from wave equation theory and is widely used...
2024
Pioneering the Global Subsalt/Presalt Play: The World Beyond Mahogany Field, by Dwight "Clint" Moore, #10285 (2010).
Search and Discovery.com
2010
The Application of Poisson Impedance Inversion for Sandstone Reservoir Characterization in the Lower Talang Akar Formation, Case Study Melandong-West Java, #41080 (2012)
Angga Direzza, I Komang Andika Aris Permana
Search and Discovery.com
... AI In the Lower TAF, the sandstone reservoirs cannot be clearly separated form shale by using P-wave (Vp), S-wave (Vs), Acoustic Impedance (AI...
2012
AAPG Memoir 76, Chapter 19: The Future of Pressure Prediction Using Geophysical Methods
Alan R. Huffman
AAPG Special Volumes
... accumulation in northern Gulf of Mexico Basin: AAPG Bulletin, v. 68, no. 6, p. 673–683. Eaton, B. A., 1975, The equation for geopressure prediction from...
2001
Tikhonov Linear Inversion of Gravity Data to Determine 3-D Differential Density Distribution - Case Study of Southeast New Mexico and West Texas
Darren Hart
West Texas Geological Society
... related to wave number domain transforms (as in the upward/downward continuation problem). Applying this method to a gravity data set covering...
2000
Determining Maximum Horizontal Stress with Microseismic Focal Mechanisms - Case Studies in the Marcellus, Eagle Ford, Wolfcamp
Alireza Agharazi
Unconventional Resources Technology Conference (URTEC)
... recorded event. In this technique, a best-fit solution is sought by minimizing a residual function, usually a least-squares function, for all wave...
2016
Abstract: Stoneley: The Permeability Probability Log; #90211 (2015)
Nabil Al-Adani and Doug Hardman
Search and Discovery.com
..., Canada Abstract Over decades, Stoneley measur ement was considered the c losest measurement of formation permeability. Biot wave propagation in por...
2015
Abstract: Hunting for the Alida with New Arrows: A Shear Wave Case Study; #90225 (2015)
Jim Pullishy and Robert Kendall
Search and Discovery.com
...Abstract: Hunting for the Alida with New Arrows: A Shear Wave Case Study; #90225 (2015) Jim Pullishy and Robert Kendall AAPG Datapages/Search...
2015
Geological Impact of Sediment Transporting Events on the Washington Continental Shelf
Nancy B. Kachel, J. Dungan Smith
CSPG Special Publications
... amplitude, long wavelength swell and severe storm driven currents. Available wave and current data suggest that such conditions occur about once every four...
1986
Distinguishing Water Saturation Changes from Porosity or Clay Content Changes Using Multicomponent Seismic Data
Fuping Zhu, Richard L. Gibson, Jr., Joel S. Watkins, Sung H. Yuh
GCAGS Transactions
..., 135-171, Soc. Expl. Geophys. Castagna, J.P., Batzle, M.L., and Eastwood, R.L., 1985, Relationships between compressional-wave and shear-wave velocities...
2000
Statistical rock physics analysis and modelling in the Browse Basin
Shuichi Desaki, Yuki Kobayashi, Peter Miklavs
Petroleum Exploration Society of Australia (PESA)
... Zoeppritz equation, gives sufficiently accurate angle-dependent reflectivity of incident plane P-wave at an interface of two half-space, homogeneous...
2019
Generalized internal multiple elimination
Dongliang Zhang, Constantinos Tsingas, Mohammed S. Almubarak
International Meeting for Applied Geoscience and Energy (IMAGE)
... © 2022 Society of Exploration Geophysicists and the American Association of Petroleum Geologists REFERENCES Jakubowicz, H., 1998, Wave equation...
2022
A Robust Gradient for Long Wavelength FWI Updates
Jaime Ramos-Martinez, Sean Crawley, Kathy Zou, Alejandro Valenciano, Lingyun Qiu, Nizar Chemingui, Andrew Long
Petroleum Exploration Society of Australia (PESA)
... Updates Ramos-Martinez & Crawley et al. where κ ( x) = ρ ( x)v ( x) is the equation that relates the bulk-modulus to velocity, and S ( x, t ) and R...
2016
Petrophysical characterization of Lower Cretaceous marly chalk through 1H-NMR and complex conductivity
Ermis Proestakis, Leonardo Teixeira Pinto Meireles, Ida Lykke Fabricius
International Meeting for Applied Geoscience and Energy (IMAGE)
... the potential of complex conductivity and chargeability measurements, along with applying Kozeny's equation, to provide valuable information on pore space...
2023
Tomography Techniques Applied to Near Surface Velocity Models in Complex Areas of Colombia
Jorge Monsegny, Saúl Guevara
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... in the seismic acquisition. Explicit minimization of this term ensures continuity of the wave front across receivers. The third term in Equation (6...
2008