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The AAPG/Datapages Combined Publications Database

Showing 1,541 Results. Searched 200,630 documents.

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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

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