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The AAPG/Datapages Combined Publications Database
Showing 551 Results. Searched 200,357 documents.
A Microgravity Survey over Deep Limestone Bedrock
Samsudin bin Hj Taib
Geological Society of Malaysia (GSM)
... the site map available. The map was first scanned producing a scanned map in screen pixels. This is calibrated to feet because the unit used in the map...
2003
Reservoir Simulation of Complex Sumatran Oil Fields on Integrated Risc-Based Workstations
Pradeep S. Kumar, Brian S. Carr, Handoko Mukidjab
Indonesian Petroleum Association
... visulaization techniques provide a means for better interpreting reservoir or seismic data.7,8 Volume rendering, a technique for visualizing the interior...
1992
Influence of Wettability on Residual Gas Trapping and Enhanced Oil Recovery in Three-Phase Flow: a Pore-Scale Analysis using Micro-Computed Tomography; #41353 (2014)
S. Iglauer, M. Sarmadivaleh, M. Lebedev, and M. Ferno
Search and Discovery.com
...) at a resolution of (3.4 μm)3. Note that an inner cylindrical volume of the plug was imaged with a diameter of 3.4mm to achieve good resolution (i.e. not the whole...
2014
Improved geostatistical models of inclined heterolithic strata for McMurray Formation, Alberta, Canada
Mehran M. Hassanpour, Michael J. Pyrcz, Clayton V. Deutsch
AAPG Bulletin
...).In variogram-based modeling, the reservoir volume is described by the two-point variogram statistic to capture the spatial correlation structure...
2013
NMR Quantification of Wettability and Water Uptake in Unconventionals
M.J. Dick, D. Veselinovic, R. J. M. Bonnie, S. Kelly
Unconventional Resources Technology Conference (URTEC)
... within the rock. As such, changes in the intensity of pixels over time are a direct measure of the change in decane saturation over time. In other...
2021
Comprehensive pressure core analysis for hydrate-bearing sediments from Gulf of Mexico Green Canyon Block 955, including assessments of geomechanical viscous behavior and nuclear magnetic resonance permeability
Jun Yoneda, Yusuke Jin, Michihiro Muraoka, Motoi Oshima, Kiyofumi Suzuki, William F. Waite, and Peter B. Flemings
AAPG Bulletin
... IT & Control Systems Corporation) that was equipped with a flat panel detector (1024 × 1024 pixels) and a microfocus x-ray tube (maximum source voltage...
2022
Geomorphology and sequence stratigraphy due to slow and rapid base-level changes in an experimental subsiding basin (XES 96-1)
Paul L. Heller, Chris Paola, In-Gul Hwang, Barbara John, Ronald Steel
AAPG Bulletin
... was composed of a 50:50 mixture (by volume) of quartz and coal sand, both of median size close to 120 µm (fine sand). Because coal has a specific gravity...
2001
Mapping Thermal Maturity in the Chainman Shale, Near Eureka, Nevada, with Landsat Thematic Mapper Images (1)
LAWRENCE C. ROWAN , MARK J. PAWLEWICZ , and OLIVER D. JONES
AAPG Bulletin
... and satellite ratio values and number of laboratory spectra and TM image pixels for each of the ten areas, as well as R[m], HI, and TOC values...
1992
Electrical and fluid flow properties of carbonate microporosity types from multiscale digital image analysis and mercury injection
Jan H. Norbisrath, Gregor P. Eberli, Ben Laurich, Guillaume Desbois, Ralf J. Weger, and Janos L. Urai
AAPG Bulletin
... porosimetry: Geofluids, doi:10.1111/gfl.12128. Krohn, C. E., 1988, Sandstone fractal and Euclidean pore volume distributions: Journal of Geophysical Research...
2015
Characterization of porosity and pore-size distribution using multiple analytical tools: Implications for carbonate reservoir characterization in geologic storage of CO2
Cristian R. Medina, Maria Mastalerz, and John A. Rupp
Environmental Geosciences (DEG)
... Bulletin, v. 99, no. 11, p. 2077–2098, doi:10.1306/07061514205. Orr, C., 1977, Pore size and volume measurement, in Kolthoff, I. M., P. J. Elving, and F...
2017
Water/Oil Displacement by Spontaneous Imbibition Through Multiscale Imaging and Implication on Wettability in Wolfcamp Shale
Sheng Peng, Yijin Liu, Lucy Tingwei Ko, William Ambrose
Unconventional Resources Technology Conference (URTEC)
.... The result of the image calculation is a map of R in the sample (as shown in detail in Fig. 1F). A volume-average oil removal ratio also can be obtained...
2019
Heterogeneous distribution of pyrobitumen attributable to oil cracking and its effect on carbonate reservoirs: Feixianguan Formation in the Jiannan gas field, China
Pingping Li, Fang Hao, Baiqiao Zhang, Huayao Zou, Xinya Yu, and Guangwei Wang
AAPG Bulletin
..., C., 1990, Calculated volume and pressure changes during the thermal cracking of oil to gas in reservoirs: AAPG Bulletin, v. 74, p. 1254–1261. Behar...
2015
Morphological variability of Ciconia boyciana (Aves: Ciconiidae) tracks in homogeneous sediment
Ikuko Tanaka
PALAIOS
... (760 3 670 pixels), from which track areas were measured using the methodology of Ubukata (2003). The volume of a track was measured by pouring water...
2021
The intersection grid technique for quantifying the extent of bioturbation on bedding planes
Katherine N. Marenco, David J. Bottjer
PALAIOS
... of a matrix of black and white pixels. The first image, a hypothetical bedding plane containing 51 identical vertical burrow entrances (e.g., Skolithos...
2010
Development of Raman Spectroscopy as a Thermal Maturity Proxy in Unconventional Resource Assessment
Grant Myers, Kelsey Kehoe, Paul Hackley
Unconventional Resources Technology Conference (URTEC)
...) SwageLokTM mini-reactor vessels (25-35 mL internal volume) and covered with de-ionized water. To avoid rupture of reactors due to liquid expansion, water...
2018
Managing Climate Related Risk through Continuous Methane Monitoring
Khalid Soofi, Amanda Morris, David Camille
Unconventional Resources Technology Conference (URTEC)
... zenith angle (<60°), • All pixels are discarded when under clouds, • smooth topography (1 SD of surface elevation <80 m within 5-km radius), • The errors...
2021
3 Enhancing SEM Grayscale Images through Pseudocolor Conversion: Examples from Eagle Ford, Haynesville, and Marcellus Shales
Wayne K. Camp, Barry Wawak
AAPG Special Volumes
... is proportional to the mean atomic number of atoms in the volume sampled by the electron beam. The proportion of incident electrons exiting the sample...
2013
Pore-scale electrical numerical simulation and new saturation model of fractured tight sandstone
Qian Wang, Maojin Tan, Chengwen Xiao, Siyu Wang, Chuang Han, and Lingtan Zhang
AAPG Bulletin
.... The formation factor is calculated using the resistivity simulation results by the finite element method (FEM) and a correlation among cementation...
2022
Oil Sands Fabric: The Grain Component and Influences on Reservoir Properties, #51102 (2015).
Julie D. Bell, Kanad Kulkarni, Linda Morris, Adebimpe Momoh
Search and Discovery.com
... and focus was employed, a combination that resulted in a minimum of 10 pixels per particle was chosen at different times to increase the level...
2015
Biogenic Sedimentary Structures Produced by Worms in Soupy, Soft Muds: Observations from the Chattanooga Shale (Upper Devonian) and Experiments
Vadec Lobza, Jurgen Schieber
Journal of Sedimentary Research (SEPM)
... of the rapid increase in viscosity. Water/plaster volume ratios of 2 parts water to 3 parts plaster (2W:3P) and 3 parts water to 2 parts plaster (3W:2P) were...
1999
Lithofacies identification in cores using deep learning segmentation and the role of geoscientists: Turbidite deposits (Gulf of Mexico and North Sea)
Oriol Falivene, Neal C. Auchter, Rafael Pires de Lima, Luuk Kleipool, John G. Solum, Pedram Zarian, Rachel W. Clark, and Irene Espejo
AAPG Bulletin
...) and use a reasonable number of pixels to properly capture the features in the core images (see below). Individual training and validation images were...
2022
Simulation of Gas Adsorption and Capillary Condensation in Shale Nanopores Using Lattice Boltzmann Modeling
Rui Xu, Maša Prodanović, Christopher J. Landry
Unconventional Resources Technology Conference (URTEC)
... 10 10 R R 15 5 Reduced pressure P Reduced pressure P 5 0 -5 0 -5 -10 -10 0 1 2 Reduced density 3 R 4 0 1 2 Reduced molar volume...
2018
Scaling the Response of Deltas To Relative-Sea-Level Cycles By Autogenic Space and Time Scales: A Laboratory Study
Lizhu Yu, Qi Li,, Kyle M. Straub
Journal of Sedimentary Research (SEPM)
... scanner such that all pixels are referenced relative to the basin coordinate system. Locations of physical stratigraphic sections are shown by solid...
2017
Least-squares non-stationary triangle smoothing
Reem F. Alomar, Sergey Fomel
International Meeting for Applied Geoscience and Energy (IMAGE)
... filters smooth all input pixels in the same way, making them efficient. The general drawback of using linear smoothing filters is that they fail...
2022
Multi-conditional seismic velocity synthesis using an autoregressive transformer network
Randy Harsuko, Shijun Cheng, Tariq Alkhalifah
International Meeting for Applied Geoscience and Energy (IMAGE)
...), in which a pixel is treated as a token, and the objective is to predict the next pixel (or its quantized version) given the previous pixels...
2024