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The AAPG/Datapages Combined Publications Database
Showing 3,289 Results. Searched 195,364 documents.
Experimental determination of porosity and methane sorption capacity of organic-rich shales as a function of effective stress: Implications for gas storage capacity
Garri Gaus, Reinhard Fink, Alexandra Amann-Hildenbrand, Bernhard M. Krooss, and Ralf Littke
AAPG Bulletin
... dependence of the methane excess sorption capacity and specific pore volume are investigated simultaneously. Experiments were performed on dry core...
2021
Joint VTI and Mud Slowness Inversion Using Multiple Modes and Adaptive Weighting
Mark Collins
Unconventional Resources Technology Conference (URTEC)
.... The flexural mode loses power near the cutoff frequency where it converges to the vertical shear speed. As a result, noise can increase the difficulty...
2013
Abstracts: Color Correction for Gabor Deconvolution: A Test with Field Data; #90173 (2015)
Peng Cheng, Gary F. Margrave, David C. Henley
Search and Discovery.com
... demonstrates obvious dependence on frequency, which is referred to as the color of the reflectivity. Consequently, the white reflectivity assumption can...
2015
A scale-independent approach to fracture intensity and average spacing measurement
Orlando J. Ortega, Randall A. Marrett, Stephen E. Laubach
AAPG Bulletin
... be problematic to establish in the subsurface. Lack of adequate constraints on fracture intensity may limit the economic exploitation of fractured...
2006
Abstract: Nonlinear Seismic Wave Propagation in Heavy Oil; #90224 (2015)
Wubing Deng and Igor B. Morozov
Search and Discovery.com
... is not needed for modeling wave attenuation effects. The observed frequency dependences of the wave Qs and effective moduli are explained by the dependences...
2015
Improved Methodology for Using Embedded Markov Chains to Describe Cyclical Sediments
Dennis W. Powers, Robert G. Easterling
Journal of Sedimentary Research (SEPM)
... a dependence on a previous state or states. In geological applications, a sequence of sediments, for example, may have the property that one lithology...
1982
Geophysical Monitoring with Seismic Metamaterial Contrast Agents
Quin R. S. Miller, H. Todd Schaef, Satish K. Nune, Ki Won Jung, Jeffrey A. Burghardt, Paul F. Martin, Matthew S. Prowant, Kayte M. Denslow, Chris E. Strickland, Manika Prasad, Mathias Pohl, Piyoosh Jaysaval, B. Peter McGrail
Unconventional Resources Technology Conference (URTEC)
... and sand mixture (Figure 2) When no sand was present, the MOF contrast agent increased TL by ~2 dB relative to dilute water. The TL frequency-dependence...
2019
Abstract: AVO Theory for Large Contrast Elastic and Anelastic Targets in Pre-Critical Regimes; #90187 (2014)
Kris Innanen
Search and Discovery.com
... and QS alone are responsible for the frequency dependence of RPP, RPS, RSP, and RSS. Therefore, to first order, differences of anelastic reflection...
2014
Complex Electrical Conductivity of Mudrocks and Source-Rock Formations Containing Disseminated Pyrite
Siddharth Misra, Carlos Torres-Verdin, Dean Homan, John Rasmus,
Unconventional Resources Technology Conference (URTEC)
... logging measurements. They observed a strong dependence of resistivity measurements on the distribution of pyrite inclusions and operating frequency...
2015
Frequency vs Azimuth (FVAZ): the Younger Member of the Family of Seismic Driven Fracture Characterization Methods
Juan Tavella, Victoria Lazzari, Marcelo Frydman, Néstor Herrera
Unconventional Resources Technology Conference (URTEC)
...Frequency vs Azimuth (FVAZ): the Younger Member of the Family of Seismic Driven Fracture Characterization Methods Juan Tavella, Victoria Lazzari...
2023
Abstract: Investigating Physical Mechanisms of Seismic Anelasticity; #90174 (2014)
T. Coulman and Igor Morozov
Search and Discovery.com
... propose an explanation of anelasticity based on real, intrinsic physical parameters that are not frequency dependent by nature. The frequency dependence...
2014
Chapter Nine: Inversion and Interpretation of Impedance Data
Rebecca B. Latimer
AAPG Special Volumes
... are handled determines the fundamental differences between algorithms. Because of their dependence upon a low-frequency model, all inversion methods can...
2011
Application of the Instantaneous Quality Factor (Q) in the Characterization of the Austin Chalk and Eagle Ford Shale, South Texas, #41781 (2016).
Osareni Ogiesoba
Search and Discovery.com
... and Toksoz, 1981 (5) Results from laboratory experiments • Dependence on frequency—Johnston and Toksoz, 1981 • Dependence on degree of saturation—Mavko...
2016
Geostatistical Prediction of Reservoir Petrophysical Properties by Copula Based Dependence Models between Seismic Attributes and Petrophysical Properties, #70246 (2017).
Martin A. Diaz Viera, Arturo Erdely, Raul del Valle Garcia, Tatiana Kerdan, Francisco Mendoza-Torres
Search and Discovery.com
...Geostatistical Prediction of Reservoir Petrophysical Properties by Copula Based Dependence Models between Seismic Attributes and Petrophysical...
2017
Abstract: Impedance Inversion of Blackfoot 3D Seismic Dataset; #90171 (2013)
A. Swisi and Igor B. Morozov
Search and Discovery.com
... can be solved iteratively. An initial low-frequency model for AI is required to perform this inversion. This model is built from well data and seismic...
2013
Improved Density Log Lithology Identification Using a Borehole-Compensated Photoelectric Factor
G. L. Moake, W. E. Schultz
Indonesian Petroleum Association
... while logging, we wish to currently limit ourselves to cases where Pe, mc is small (i.e. to muds that do not contain barite or hematite). The dependence...
1987
Rhenium-Osmium Geochronology and Geochemistry of the Permian Brushy Canyon Formation: Investigating the Controls of Re and Os Abundances in Organic-Rich Shales and the Evolution of Permian Seawater
Shawn Wright, Alan Brandon, John Casey
Unconventional Resources Technology Conference (URTEC)
... are potentially resolvable with Os. The 187Os/188Os of seawater at any time is primarily derived from a balance of three inputs: (1) radiogenic Os...
2017
Lomnitz Law Versus Elasticoviscous Controversy
Paul S. Wesson
AAPG Special Volumes
...)] As observed in simple polycrystalline substances, there is little frequency dependence, at least where the increased production of vacancies at high...
1974
The Analysis of Grain-Size Measurements by Sieving and Settling-Tube Techniques
Paul D. Komar, Bingquan Cui
Journal of Sedimentary Research (SEPM)
..., Minneapolis, Minn., U.S. Govt. Printing Office, 55 p. KENNEDY, J. F., AND KOH, R. C. Y., 1961, The relation between the frequency distributions of sieve...
1984
Causes and Emission of Luminescence in Calcite and Dolomite
Hans G. Machel, Roger A. Mason, Anthony N. Mariano, Alfonso Mucci
Special Publications of SEPM
... and measurable. Other emission characteristics, such as polarization, phosphorescence, transience and time-dependence, efficient are not discussed...
1991
Evaluation of a Simple Model of Vitrinite Reflectance Based on Chemical Kinetics (1)
JERRY J. SWEENEY and ALAN K. BURNHAM
AAPG Bulletin
... of vitrinite formation and its dependence on time and environmental variables such as temperature and pressure. Current popularity of the use...
1990
ABSTRACT: A New Model for Shale Gas Matrix Flow Using the Dynamic-Slippage Concept; #90122 (2011)
C. R. Clarkson and T. Ertekin
Search and Discovery.com
... demonstrated the pressure and temperature-, gas composition- and pore size-dependence of apparent gas permeability. A common method for establishing...
2011
Improved Oil-in-Place Estimates in Clay- and Pyrite-Bearing Shales, #41984 (2017).
Siddharth Misra, Yifu Han
Search and Discovery.com
... Subsurface electromagnetic (EM) measurements, namely galvanic resistivity, EM induction, EM propagation, and dielectric dispersion, exhibit frequency...
2017
Tilt and Drainage Ratio in Sedimentary Basins
A. P. Radlinski, S. J. Cadman
AAPG Bulletin
... is a very good approximation. The dependence of drainage ratio on the tilt angle calculated using equation 2 is presented in Figure 4. The drainage ratio...
1993
A Novel Methodology for Predicting Micro-Proppant Screenout in Hydraulic Fracturing Treatments
Nathan J. Di Vaira, Łukasz Łaniewski-Wołłk, Raymond L. Johnson Jr., Saiied M. Aminossadati, Christopher R. Leonardi
Unconventional Resources Technology Conference (URTEC)
... existed. It is also emphasised that the current methodology allows the dependence on collision frequency and fluid velocity to be decoupled, which...
2021