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The AAPG/Datapages Combined Publications Database
Showing 1,541 Results. Searched 200,619 documents.
Hybrid streamer/sparse OBN imaging offshore Norway
Chris Walker, Zhengzheng Zhou, Xi Li
International Meeting for Applied Geoscience and Energy (IMAGE)
... compressive sensing-based wavefield reconstruction (CSR.) Node gathers before and after 1D (time) wavelet and 2D (XY) curvelet transform domain L1...
2023
Interferometry Application to Interpolate Missing 2D Seismic Data in Shot Gathers
Lily Suherlina, M.Yusup Nur Khakim, Hilman Mardiyan, Roy Baroes
Indonesian Petroleum Association
... and extrapolation of OBS data. In the past, some authors have developed some methods for doing interpolation, for example, the Fourier method (Liu...
2016
Abstract: On Choosing Differential Operators; #90171 (2013)
John C. Bancroft
Search and Discovery.com
... 15 20 25 N Figure 2 Inverse Fourier transform of the derivative using the tapered frequency, Nfft = 1024, taper starting at 80% of the Nyquist...
2013
AAPG Eastern Section 43rd Annual Meeting
Search and Discovery.com
N/A
Abstract: On Choosing Differential Operators; #90171 (2013)
John C. Bancroft
Search and Discovery.com
... 15 20 25 N Figure 2 Inverse Fourier transform of the derivative using the tapered frequency, Nfft = 1024, taper starting at 80% of the Nyquist...
2013
Adaptive Eigenstructure Classification and Stochastic Decorrelation Filters for Coherent Interference Suppression in the Acoustic Zoom Method, #41503 (2014).
J. Guigne, S. Azad, C. Clements, A. Gogacz, W. Hunt, A. Pant, J. Stacey
Search and Discovery.com
... eigen-structure methods. The resulting algorithm is analogous to the Hough transform (in image processing) extended to patterns for geophysical re...
2014
Spherical-Wave Computational AVO Modelling in Elastic and Anelastic Isotropic Two-Layer Media; #41564 (2015)
Arnim B. Haase, Charles P. Ursenbach
Search and Discovery.com
.... They are repeated for all frequency points desired in the output bandwidth, and then the time domain response is found by inverse Fourier transform...
2015
Enhancing Spectral Decomposition to Delineates Subtle Channels A Case Study from Offshore Nile Delta; #42180 (2018)
Islam A. Mohamed, Ahmed S. Abdel-Rahman, Amr E. Khalafalah, Abdul-Rahman Ali Mohamed
Search and Discovery.com
..., and/or hydrocarbons. • Two methods were tested: Fast Fourier Transform (FFT) and Continuous Wavelet Transform (CWT). • The frequency analysis over Sequoia field...
2018
ABSTRACT: Composition and structure of sulfur compounds in extracts of Chinese high organic sulfur coals
Yuegang Tang, Yewei Sun, Xiaoshuai Wang, Quan Shi, Hongxing Ni, Lulu Yan, Xiaolong Li, Xueping Pang
The Society for Organic Petrology (TSOP)
... of Chinese high organic sulfur coals at different ranks were analyzed through positive-ion electrospray ionization Fourier transform ion cyclotron...
2018
ABSTRACT: Importance of the Reacting Medium in Artificial Maturation of a Coal by Confined Pyrolysis
L. Mansuy and P. Landais
The Society for Organic Petrology (TSOP)
...-gas chromatography-mass spectrometry and Fourier transform infrared microspectroscopy. Results and discussion The results showed that the modification...
1996
Clay Mineralogy of Shale Gas Reservoirs through Integrating Infrared Spectroscopy and X-Ray Diffraction
Hanieh Jafary Dargahi, Reza Rezaee, Bobby Pejcic
Unconventional Resources Technology Conference (URTEC)
... of Permo-Triassic shale reservoir samples from the Perth Basin using Fourier transform infrared spectroscopy (FTIR) and X-ray diffraction (XRD...
2013
A Journey to the Centre of the Earth
Sven Philit, Sebastien Lacaze, Benjamin Durot, Jake Marson
GEO ExPro Magazine
... decomposition in Short Time Fourier Transform and three target-representative frequencies; the RGB blending of the three frequencies mapped on a dense...
2020
ABSTRACT: SPECTROSCOPIC AND MICROSCOPIC CHARACTERIZATION OF CARBONACEOUS MATERIAL IN ARCHAEAN CHERTS, PILBARA CRATON, WESTERN AUSTRALIA
Craig P. Marshall, Abigail C. Allwood, Malcolm R. Walter, Martin J. Van Kranendonk, Roger E. Summons
The Society for Organic Petrology (TSOP)
.... Characterization of the carbonaceous material was undertaken using laser Raman spectroscopy, Fourier transform infrared (FTIR) spectroscopy, solid-state 13C...
2004
ABSTRACT: Preliminary results from a new approach to test the role of water in petroleum generation
Paul Hackley, Patrick Smith, Palma Jarboe, Aaron Jubb, Justin Birdwell, Javin Hatcherian, Brett Valentine
The Society for Organic Petrology (TSOP)
... and reflectance), spectroscopic (micro-Raman, micro-Fourier transform and electron energy loss) and transmission electron microscopy to quantify differences...
2017
EXTENDED ABSTRACT: Ombrotrophic peatlands as atmospheric microplastic archives
O. Hagelskjær, G. Le Roux, J. Sonke
The Society for Organic Petrology (TSOP)
... particles. Fourier-transform infrared (FTIR) and Raman spectroscopy are recognized as two of the best non-destructive methods of polymer identification...
2021
Abstract: Automated Scanning of Fine-scale Geological, Petrophysical and Geomechanical Rock Properties and Its Application in Reservoir Characterization
Ramil S. Ahmadov, Greg N. Boitnott
Houston Geological Society Bulletin
... information, a geomechanical probe named the Impulse Hammer, and an FTIR (Fourier Transform Infrared Spectroscopy) probe to provide mineralogical...
2019
Textural and Diagenetic Controlson Sandstone Permeability
Christopher M. Prince
GCAGS Transactions
... a better relationship with permeability. End_Page 43------------------------ 2-D Fourier Analysis A 2-D Fourier transform is used to decompose images...
1999
Textural and morphological properties of aplitic kaolin from Kinta Valley
Khong Ling Han, Hareyani Zabidi, Kamar Shah Ariffin
Geological Society of Malaysia (GSM)
... Minerals, 34(3), 239-249. Ekosse, G., 2005. Fourier transform infrared spectrophotometry and X-ray powder diffractometry as complementary Warta Geologi...
2018
Variation in textural properties of aplitic kaolin from Kinta Valley
Khong Ling Han, Hareyani Zabidi, Kamar Shah Ariffin
Geological Society of Malaysia (GSM)
... by various techniques which X-ray diffraction (XRD), Fourier transform infrared spectroscopy (FTIR) and field emission scanning electron microscope (FESEM...
2020
LmPy-GCMSMS and Other Alternative Methodologies in the Screening for Source Rocks
Search and Discovery.com
N/A
Abstract: Stabilizing Seismic Absorption Compensation; #90171 (2013)
Changjun Zhang
Search and Discovery.com
... resolution discrete Fourier transform: IEEE Transactions on Signal Processing, 46, 31–38. Tarantola, A., 1987, Inverse problem theory. Methods for data...
2013
Abstracts: Footprint Removal with Co-ordinate Rotation; #90173 (2015)
Mark Ng and Ye Zheng
Search and Discovery.com
... of the fact that when a 2D spatial Fourier transform is applied to a time slice section with a footprint pattern that is aligned parallel to any binning co...
2015
Methodology for Enhancing and Evaluating Geologic Effects of Time Series Models: A Case of Ground Response in Santa Clara Valley, California, #41097 (2012)
Olusola Samuel-Ojo, Lorne Olfman, Linda A. Reinen, Arjuna Flenner, David D. Oglesby, Gareth J. Funning
Search and Discovery.com
... Fourier Transform algorithm for Averaging, Laplacian and Laplacian of Gaussian (LoG) filter. Filtering is a procedure that visits each element...
2012
Evidence for Hydrocarbon Generation from NSOs: Implication for Modeling of Oil and Gas Generation in Basins; #120128 (2013)
Patrick G. Hatcher, Francoise Behar, Albert Kamga, and Elodie Salmon
Search and Discovery.com
... ultrahigh resolution mass spectrometric technique involving electrospray ionization Fourier transform ion cyclotron resonance mass spectrometry (ESI-FTICR-MS...
2013
Optimizing Shale Reservoir Characterization with Spectroscopy Evaluation While Drilling, #42026 (2017).
Zach Crosby, Pukar Mainali, Camilo Mejia, Cory Langford
Search and Discovery.com
... samples with Pyrolysis, Fourier Transform Infrared Spectroscopy (FTIR), X-ray Flourescence (XRF), X-ray diffraction (XRD). These vertical well data...
2017