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The AAPG/Datapages Combined Publications Database
Showing 1,437 Results. Searched 197,434 documents.
Identification and Prediction of the High Heterogeneous Channel Sand in Southern Turgay Basin; #10515 (2013)
Yueying Hong, Hongmei Wang, Wenyuan Tian, and Aling Mo
Search and Discovery.com
... from time domain into frequency domain to obtain amplitude spectrum and phase spectrum-tuning cube through short time window Discrete Fourier Transform...
2013
Fractured Volcanic Reservoir Characterization: A Case Study in the Deep Songliao Basin,#10584 (2014)
Desheng Sun, Ling Yun, Gao Jun, Xiaoyu Xi, Jixiang Lin
Search and Discovery.com
... different frequency bands. Discrete frequency curvature is a method that uses curvature data and the discrete Fourier transform (DFT) to detect fractured...
2014
Dual Porosity, Dual Permeability Modeling of Carbonate Reservoir with Integration of Fracture Characterization, #20366 (2016).
Hugo Caetano, Reza Iskandar, Sahid Sutanto, Elena Niculescu, Magdy Hozayen, Umer Farooq, Vincent de Groen, Solenne Roosz and Ghislain de Joussineau
Search and Discovery.com
... method (Fast Fourier Transform – Moving Average) Variogram Range X based on: Electrofacies – Well upscaled porosity as conditioning data – Distribution...
2016
The Triangle Zone of the Argentine Precordillera: Insights From the Integration of Geological and Geophysical Data; #30445 (2016)
Pablo Giampaoli, Federico G. Spath
Search and Discovery.com
...) Spectral analysis of temporal series with Fast Fourier Transform. 3) Computation of apparent resistivity and impedance phase curves with galvanic...
2016
Regional Groundwater Studies Using Aeromagnetic Technique; #41948 (2016)
E. S. Joel, P. I. Olasehinde, D. K. De, O. Maxwell
Search and Discovery.com
... computation, and wave number domain using fast Fourier transform is used for vertical gradient computation (Al-Garni, 2010). The analytical signal...
2016
lastic/Evaporitic Interactions in Arid Continental Settings: Implications for Reservoir Characterization and Modelling, #51527 (2018).
Ross Pettigrew, Stuart Clarke, Phil Richards, Antoni Milodowski
Search and Discovery.com
... measurements, climatic cyclicity has been interpreted. Further work will apply gamma-ray results to provide quantitative values which can be used for Fourier...
2018
Thermally - Induced Fractures in Coal, Balingian Province, Sarawak, Malaysia; #80674 (2019)
Yasir Ali Ibrahim, Eswaran Padmanabhan
Search and Discovery.com
... the sample whereas, sulfur is slightly concentrated at the fracture surface. Chemical characterization of the coal samples using Fourier Transform...
2019
A Vertical Pattern of Variation in the St. Peter Sandstone--Fourier Grain Shape Analysis
James M. Mazzullo, Robert Ehrlich
Journal of Sedimentary Research (SEPM)
...A Vertical Pattern of Variation in the St. Peter Sandstone--Fourier Grain Shape Analysis James M. Mazzullo, Robert Ehrlich 1980 Vol. 50 No. 1. (March...
1980
Drilling Fluid Waste Treatment Using Polysaccharide-Grafted Copolymers
K. K. Chandan, G. P. Karmakar
Australian Petroleum Production & Exploration Association (APPEA) Journal
...) was varied from 0 to 80. Drilling fluid waste treatment using polysaccharide-grafted copolymers Fourier-transform infrared (FTIR) spectroscopy FTIR spectra...
2019
The Development of a Tool and Methods to be used in Flow Path Detection behind Casing for use in the Fayetteville Shale
Nathan K. Combs, Larry Watters, Jessica McDaniel, Voldi Maki, C.R. 'Dicky' Hall
Unconventional Resources Technology Conference (URTEC)
... to attach to the logging system. The computer records the data and presents the Fast Fourier Transform (FFT) of the signal as well as a selected...
2014
Organic Petrographic Characteristics of the Crocker Formation, NW Sabah, Malaysia
Patrick Gou
Geological Society of Malaysia (GSM)
... Fourier Transform Infrared Spectroscopy or FTIR) is required to ascertain their true compositions. Pyrite is seen in most of the samples in quantities of 1...
2014
BIBLIOGRAPHY OF GEOSCIENCE THESES AND DISSERTATIONS ON ALASKA (1968-1982)
Cheryl Kirk, Ellen B. Montgomery, Marilyn Starkm Joseph R. Lukas, Kathleen A. Barrie
Rocky Mountain Association of Geologists
.... Fujita, K., 1979, Tectonics of divergent and convergent plate margins; I. Membrane stresses near midocean ridge transform intersections: II. Teleseismic...
1984
Experimental Investigation of Propped Fracture Conductivity and Proppant Diagenesis
Abhishek Kumar Gupta, Chandra S. Rai, Carl H. Sondergeld
Unconventional Resources Technology Conference (URTEC)
... the Fourier Transform Infrared Spectroscopy (FTIR) (Sondergeld and Rai, 1993; Ballard, 2007). FTIR data shows that the shale consists of 63% carbonates, 32...
2019
An Integrated Workflow for Complex Characterization of Formation Water in Shale Reservoir Rocks. A Case Study of Bazhenov Formation
Ekaterina S. Kazak, Andrey V. Kazak, Felix Bilek
Unconventional Resources Technology Conference (URTEC)
...) includes evaporation method (EM) and thermogravimetric analysis (TGA) coupled to differential scanning calorimetry (DSC) and Fourier transform...
2020
A Multi-Disciplinary Modeling Approach to Determine Economic Viability of Infill Horizontal Well Development in the Green River Basin
Taylor Levon, Joel Mazza
Unconventional Resources Technology Conference (URTEC)
... themselves and not the barriers, the seismic can be shifted using a local polynomial Fourier transform (LPFT). Using LPFT, it can reflect...
2020
A Study of the Geomechanic and Microseismic Responses of Different Rocks to the Injection of CO2: Implication for Carbon Sequestration
Blessed C.A. Amoah, Son T. Dang, Mark E. Curtis, Chandra S. Rai
Unconventional Resources Technology Conference (URTEC)
... Fourier Transform Infrared Spectroscopy (FTIR). URTeC: 4037963 7 2.2. Experimental apparatus and procedure The experimental setup comprises...
2024
Multicomponent Analysis of FTIR Spectra: Quantification of Amorphous and Crystallized Mineral Phases in Synthetic and Natural Sediments
Jacques Bertaux , Francois Frohlich , Philippe Ildefonse
Journal of Sedimentary Research (SEPM)
... of this paper is to investigate the use of Fourier transform infrared (FTIR) transmittance/absorbance spectroscopy, in the mid-infrared region...
1998
Diagenetic Alterations of Micromammal Fossil Bones from Olduvai Bed I of the Lower Pleistocene Sequence at Olduvai Gorge, Tanzania
Y. Dauphin , C.T. Williams , P. Andrews , C. Denys , Y. Fernandez-Jalvo
Journal of Sedimentary Research (SEPM)
..., Potential of the diffuse reflectance infrared Fourier transform (DRIFT) method in paleontological studies of bones: Applied Spectroscopy, v. 47, p...
1999
Evidence of precessional and eccentricity orbital cycles in a Tithonian source rock: The mid-outer carbonate ramp of the Vaca Muerta Formation, northern Neuquen Basin, Argentina
Diego A. Kietzmann, Javier Martin-Chivelet, Ricardo M. Palma, Jose Lopez-Gomez, Marina Lescano, Andrea Concheyro
AAPG Bulletin
... POWGRAF2 (Pardo-Iguzquiza and Rodriguez-Tovar, 2004) by means of different methods: the fast Fourier transform (FFT), the smoothed periodogram method...
2011
Testing evolutionary dynamics on first lower molars of Pliocene Ogmodontomys (Arvicolidae, Rodentia) from the Meade Basin of southwestern Kansas (USA): A landmark-based approach
Federica Marcolini, Paolo Piras, Robert A. Martin
PALAIOS
... sinuosa and the occlusal pattern of the first lower molar (m1) in a number of Ogmodontomys samples from the Meade Basin by Fast Fourier Transform analysis...
2009
Application of a Stochastic Deposition and Erosion Model to Reservoir Heterogeneity and Stratigraphic Data
Jon D. Pelletier, Donald L. Turcotte
Special Publications of SEPM
... as a function of depth conventional tech niques of power spectral estimation using the fast Fourier transform FFT cannot be used Instead we used...
1999
Aeromagnetics of Southern Alberta within Areas of Hydrocarbon Accumulation
G.E. Leblanc,, W.A Morris
CSPG Bulletin
... with the Cement Oil field of End_Page 440------------------------ Oklahoma. Using standard Fourier-based filter techniques will not totally...
1999
Utilizing the Two-Way Wave Equation: Reverse Time Pre-Stack Depth Migration
Matthew H. Karazincir, Clive M. Gerrard, Andrew Long, Lynn B. Comeaux
Indonesian Petroleum Association
... wave equation pre-stack depth imaging methods such as phase shift, split step Fourier, phase shift plus interpolation, and finite difference methods...
2008
Albian Pelagic Rhythms (Piobbico Core)
Alfred G. Fischer , Timothy D. Herbert , Giovanni Napoleone , Isabella Premoli Silva , Maurizio Ripepe
Journal of Sedimentary Research (SEPM)
... to lithic expression in outcrop, at Erma 800 m east of the borehole, is shown in Figure 3E. Fourier Spectra Fourier analyses of these curves (Fig. 4E; Park...
1991
Analyzing Dune Foreset Cyclicity In Outcrop With Photogrammetry
Derek A. Hayes, Eric R. Timmer, Jared L. Deutsch, Michael J. Ranger, Murray K. Gingras
Journal of Sedimentary Research (SEPM)
... In-variant Feature Transform (SIFT; Lowe 2004) to detect feature points, but PhotoScan uses proprietary algorithms similar to SIFT for feature point...
2017