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The AAPG/Datapages Combined Publications Database
Showing 1,541 Results. Searched 200,630 documents.
Anomalías Gravimétricas y Estimación de Espesor Elástico Efectivo de la Litosfera en Cuencas Antepaís: Cuenca Barinas Apure [PAPER IN SPANISH] Gravity Anomalies and Effective Elastic Thickness Estimates of the Lithosphere in Foreland Basins: Basin Bari
O. Medina, C. Izarra
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... la transformada rápida de Fourier siguiendo el mismo esquema de Parker (1972) y Oldenburg (1974). La anomalía gravimétrica causada por la cuenca es...
2009
The adsorption of Direct Brown 1 dye using kaolinite and surfactant modified kaolinite
Mark Jeeva, Sivarama Krishna Lakkaboyana, Wan Zuhairi W.Y.
Geological Society of Malaysia (GSM)
... and HMK were obtained using a Fourier transform infrared (FT-IR) spectrometer (Fourier-380FT-IR, America). The spectrum was recorded from 400 to 4000...
2019
Upper Proterozoic Tidal Rhythmites, South Australia: Sedimentary Features, Deposition, and Implications for the Earth’s Paleorotation
George E. Williams
CSPG Special Publications
... periodicities that are evident visually or revealed by Fourier spectral analysis. These data represent an unsurpassed paleotidal record of about 60 years...
1991
Sampling a Stimulated Rock Volume: An Eagle Ford Example
Kevin T. Raterman, Helen E. Farrell, Oscar S. Mora, Aaron L. Janssen, Gustavo A. Gomez, Seth Busetti, Jamie McEwen, Michael Davidson, Kyle Friehauf, James Rutherford, Ray Reid, Ge Jin, Baishali Roy, Mark Warren
Unconventional Resources Technology Conference (URTEC)
..., from the S3 well. Fourier spectral analysis was applied to determine the periodicity of densely spaced fractures or swarms. Data adjacent to stages 1...
2017
Laboratory Investigation of Proppant-Pack Conductivity: Eagle Ford and Vaca Muerta Shale
Abhinav Mittal, Chandra S. Rai, Carl H. Sondergeld
Unconventional Resources Technology Conference (URTEC)
... mineralogy measured using transmission Fourier Transform Infrared Spectroscopy (FTIR) (Sondergeld and Rai, 1993; Ballard, 2007). FTIR has 5 wt% error...
2017
Tidal Cycles: Annual Versus Semi-Lunar Records
Bernadette Tessier
Special Publications of SEPM
... Acta v 14 p intertidal de la Baie du Mont-Saint-Michel: Oceanologica Acta, v. 14, p. 525 529 525-529. MARTINO R L AND SANDERSON D D 1993 Fourier...
1998
Evaluation and Insights from Instantaneous Shut-in Pressures
Nicolas Roussel, Herbert Swan, Jon Snyder, Dung Nguyen, David Cramer, Annie Ouk
Unconventional Resources Technology Conference (URTEC)
... of the Fourier spectrum of the time series. In Figure 17a, a very large spike occurs near zero frequency, due to the fact that wellhead pressures have...
2021
Modification of Gravel During Longshore Transport (Bianco Beach, Calabria, Southern Italy)
Alexander Bartholoma , Hillert Ibbeken , Ruprecht Schleyer
Journal of Sedimentary Research (SEPM)
...) End_Page 146------------------------ to the topic 'roundness' by Fourier grain shape analysis: Sedimentology, v. 39, p. 411-422. DOBKINS, J.E....
1998
Episodic petroleum fluid migration in fault zones of the northwestern Junggar Basin (northwest China): Evidence from hydrocarbon-bearing zoned calcite cement
Zhijun Jin, Jian Cao, Wenxuan Hu, Yijie Zhang, Suping Yao, Xulong Wang, Yueqian Zhang, Yong Tang, Xinpu Shi
AAPG Bulletin
... geochemistry, Fourier transform infrared microspectroscopy, and trace-element geochemistry on these zoned cements suggest that at least three different types...
2008
The use of spectral recomposition in tailored forward seismic modeling of outcrop analogs
Mark Tomasso, Renaud Bouroullec, David R. Pyles
AAPG Bulletin
.... S., and L. C. Wood, 1982, The limits of resolution of zero-phase wavelets: Geophysics, v. 47, p. 10321046.Kessinger, W., 1992, Extended split-step Fourier...
2009
Raman spectroscopic analysis of carbonaceous matter and silica in the test walls of recent and fossil agglutinated foraminifera
David H. McNeil, H. Georg Schulze, Emily Matys, and Tanja Bosak
AAPG Bulletin
... by Fourier transform infrared and pyrolysis gas chromatography/mass spectrometry, inM. B. Hart, M. A. Kaminski, and C. W. Smart, eds., Proceedings...
2015
Fracture responses of conventional logs in tight-oil sandstones: A case study of the Upper Triassic Yanchang Formation in southwest Ordos Basin, China
Wenya Lyu, Lianbo Zeng, Zhongqun Liu, Guoping Liu, and Kewei Zu
AAPG Bulletin
.... Rasouli, H. A. Noubari, and B. Moshiri, 2009b, Fracture detection from water saturation log data using a Fourier–wavelet approach: Journal of Petroleum...
2016
Image - Rays and the Treatment of Inhomogeneity in Migration
L. Hatton
Southeast Asia Petroleum Exploration Society (SEAPEX)
... reflections: Geophysics, v. 36, p. 510–516. Stolt, R.H., 1978, Migration by Fourier transform: Geophysics, v. 43, p. 23–48. Wave-equation migration...
1980
Mapping Rock-Property Changes and Fluid Migration Due to Hydraulic Fracturing
Jyoti Behura
Unconventional Resources Technology Conference (URTEC)
... is the wavefield, a(x) represents the spatial distribution of the source-time-function amplitude, and F −1 represents the inverse Fourier Transform...
2020
Mineralogical and Geochemical Transformation of Clays During Catagenesis and Their Relation to Oil Generation
A. E. Foscolos, T. G. Powell
CSPG Special Publications
... had been removed. Fourier analysis of the X-ray diffractograms showed a systematic change in the composition of the <0.2 μm clay fraction with depth...
1980
Raman Spectroscopic Investigations of Burgess Shale-Type Preservation: A New Way Forward
Alison Olcott Marshall, Randol L. Wehrbein, Bruce S. Lieberman, Craig P. Marshall
PALAIOS
..., p. 1021–1047. FROST, R.L., 1995, Fourier transform Raman spectroscopy of kaolinite, dickite and halloysite: Clays and Clay Minerals, v. 43, p. 191...
2012
Robust localized adaptive waveform inversion: A new regularization for Gabor deconvolution
Peng Yong, Romain Brossier, Ludovic Mtivier
International Meeting for Applied Geoscience and Energy (IMAGE)
... time-domain form w(t, τ) through −1 w(t, τ) = Fτ [w(t, ω)] , ˆ (4) −1 Fτ where denotes the inverse Fourier transform for the variable τ...
2022
Gravity Survey of the Layang-Layang Tertiary Basin in Johor, Peninsular Malaysia - A Preliminary Report
V. R. Vijayan
Geological Society of Malaysia (GSM)
... the regional field with a Fourier method. The variation in the regional field and the unexpectedly high positive Bouguer anomaly values over the granitoids...
1990
Delineacion Lateral del Subsuelo Empleando la Sismica de Pozo con la Fuente Esgaciada [PAPER IN SPANISH] Lateral Delineation Using the Seismic Subsurface Well with Source Esgaciada
B. Briones, J. Fuentes, A. Khayan
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... senal - 787 - se emplea la transformada de Fourier en dos dlmenslones. La figura 10 muestra dlcho proceso asl como la locallzaci6n de las ondas...
1988
Multilayer perceptron and Bayesian neural network based implicit elastic full-waveform inversion
Tianze Zhang, Jian Sun, Daniel O. Trad, Kristopher A. Innanen
International Meeting for Applied Geoscience and Energy (IMAGE)
..., Fourier features let networks learn high frequency functions in low dimensional domains: arXiv preprint arXiv:2006.10739. Tarantola, A., 1984...
2022
Drilling Fluids: Tackling Drilling, Production, Wellbore Stability, and Formation Evaluation Issues in Unconventional Resource Development
Mike Stephens, Wenwu He, Michael Freeman, George Sartor
Unconventional Resources Technology Conference (URTEC)
... cuttings by Diffuse Reflectance Infrared Fourier Transform Spectroscopy". SCA2012-Temp Paper#A046. International Symposium of the Society of Core...
2013
Cyclical Sedimentation in Lake Turkana, Kenya: Chapter 11
John D. Halfman, Paul J. Hearty
AAPG Special Volumes
.... Cyclical Sedimentation in North Basin The cyclical nature of carbonate and couplet-thickness profiles from the north basin was tested by Fast Fourier...
1990
Insights into the Maturation Process from Physical and Chemical Analysis of Partially Pyrolyzed Green River Oil Shale
Andrew Pomerantz, Robert Kleinberg, Tuong-Van Le-Doan, Natasha Erdman, Alan Burnham, Pierre Allix
Unconventional Resources Technology Conference (URTEC)
... state and spent shales were determined by Fourier transform infrared spectroscopy. The mineral matter of the Garden Gulch (“illite”) Member...
2013
Dynamic Imaging of Fluid Mobility in Low-Permeability Matrices Using
Marko Maučec, Ron Dusterhoft, Richard Rickman, Ron Gibson, Andy Buffler, Maciek Stankiewicz, Michael van Heerden
Unconventional Resources Technology Conference (URTEC)
... based on filtered backprojection [9], which applies Fourier filtering to minimize the presence of artifacts and blurring of the object which...
2013
Seismic attenuation extracted from isolated traffic signals
Yumin Zhao, Yunyue Elita Li, Bei Li, Wei Luo, Zhaoyin Liu, Yuxuan Zhou
International Meeting for Applied Geoscience and Energy (IMAGE)
... fast Fourier transform on the data with a sliding window of 0.256 s with 0.128 s overlap. We first identify the peak in the traffic signal, which...
2022