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The AAPG/Datapages Combined Publications Database
Showing 202 Results. Searched 200,357 documents.
Identification and Characterization of Oil Groups in the Midland Basin Using Geochemical Source and Maturity Parameters Measured on >1,600 Oils and Condensates from 692 Wells
S. A. Prosser, A. S. Kornacki, M. Laughland, M. A. McCaffrey, S. Vincent, J. Edmonds
Unconventional Resources Technology Conference (URTEC)
...) (Fig. 6). URTeC 1048 7 Figure 6: (A) Pr/Ph compared to the Canonical Variable (-CV), a parameter based on the carbon isotope values...
2020
Insights into Salinity Variations for Waterfloods, Frac-Fluids and Drilling Mud in Clay-Hosted Pores using Molecular Simulations
Hao Xiong, Deepak Devegowda
Unconventional Resources Technology Conference (URTEC)
... ensemble, we run the simulations for another 5 ns with a canonical (NVT) ensemble. Temperature and pressure are maintained at 400 atm and 350 K using...
2020
Lithological and paleocommunity variation on a Mississippian (Tournaisian) carbonate ramp, Montana, USA
Garett M. Brown
PALAIOS
..., detrended correspondence analysis, correspondence analysis; Oksanen et al. 2019). Constrained ordinations such as canonical correspondence analysis...
2021
Benthic foraminiferal morphogroups and trace fossils from Albian shallow-marine mudstone facies of the Viking Formation, Western Interior Seaway, Canada
David H. McNeil, James A. MacEachern
PALAIOS
... on the predominantly calcareous benthic foraminiferal assemblages described by Phleger (1956). Severin discriminated four depth-based biofacies using canonical...
2023
Geochemically distinct oil families in the onshore and offshore Santa Maria basins, California
K. E. Peters, P. G. Lillis, T. D. Lorenson, and J. E. Zumberge
AAPG Bulletin
... = %C27/{%C27 to %C29}]), and 4 stable carbon isotope ratios (δ13Csaturates, δ13Caromatics, δ13Cdeasphaltened oil, and the canonical variable [CV...
2019
Origin and migration of oil and natural gas in the central part of the Ukrainian outer Carpathians: Geochemical and geological approach
Maciej J. Kotarba, Elżbieta Bilkiewicz, Dariusz Więcław, Natalia Y. Radkovets, Yuryi V. Koltun, Adam Kowalski, Natalia Kmiecik, and Tomasz Romanowski
AAPG Bulletin
... material (Thompson, 1983). The canonical variable values below 0.47 (Sofer, 1984) also demonstrate that the analyzed oils were generated from marine...
2020
Paleoclimatic and paleoecological implications of a Paleocene Eocene fossil leaf assemblage, Chickaloon Formation, Alaska
David Sunderlin, Garrison Loope, Nancy E. Parker, Christopher J. Williams
PALAIOS
..., and blade shape). Canonical correspondence analysis is then applied to the climate and leaf data from a modern calibration dataset of 144 forests from...
2011
Deep-Water Incised Valley Deposits at the Ediacaran-Cambrian Boundary in Southern Namibia Contain Abundant Treptichnus Pedum
Jonathan P. Wilson, John P. Grotzinger, Woodward W. Fischer, Kevin P. Hand, Sören Jensen, Andrew H. Knoll, John Abelson, Joannah M. Metz, Nicola McLoughlin, Phoebe A. Cohen, Michael M. Tice
PALAIOS
... of intercalated carbonates for stable isotope chemostratigraphy, abundant body fossils of canonical Ediacaran and coeval calcified fossils, and some...
2012
Taphonomy of Cambrian phosphatic small shelly fossils
Jessica R. Creveling,Andrew H. Knoll, David T. Johnston
PALAIOS
... that if organic matter had been delivered to the Thorntonia Limestone with a C:P ratio greater than the canonical Redfield ratio, as is common in modern...
2014
TAPHONOMIC CLOCK AND BATHYMETRIC DEPENDENCE OF CEPHALOPOD PRESERVATION IN BATHYAL, SEDIMENT-STARVED ENVIRONMENTS
ADAM TOMAŠOVÝCH, JÁN SCHLÖGL, ADRIÁN BIROŇ, NATÁLIA HUDÁČKOVÁ, TOMÁŠ MIKUŠ
PALAIOS
..., Canonical analysis of principal coordinates: a useful method of constrained ordination for ecology: Ecology, v. 84, p. 511–525. BALDERMANN, A., GRATHOFF...
2017
Benthic Foraminiferal Ecology and Paleocology: A Review of Concepts and Methods
Robert G. Douglas
Special Publications of SEPM
... statistical techniques (principal component analysis, canonical correlation analysis, multiple regression analysis) he determined the correlation...
1979
Meta-analysis of Cryogenian through modern quartz microtextures reveals sediment transport histories
Jocelyn N. Reahl,, Marjorie D. Cantine,, Julia Wilcots, Tyler J. Mackey,,† Kristin D. Bergmann
Journal of Sedimentary Research (SEPM)
..., Étude de la décroissance des valeurs propres dans une analyse en composantes principales: comparison avec le modéle du bâton brisé: Journal...
2021
Flow Units in Shale Condensate Reservoirs
Roberto Aguilera
Unconventional Resources Technology Conference (URTEC)
....” A similar finding was presented more recently by Singh et al. (2009) who used Grand Canonical Monte Carlo simulations “to investigate various...
2015
Stratigraphic Rule-based Reservoir Modeling
Michael J. Pyrcz, Richard P. Sech, Jacob A. Covault, Brian J. Willis, Zoltan Sylvester, Tao Sun
CSPG Bulletin
... to the underlying geological processes in temporal sequence, rule-based modeling methods offer more realistic representation of inferred reservoir...
2015
Chapter 2: Petroleum Geochemistry of the Cenomanian–Turonian Eagle Ford Oils of South Texas
John Zumberge, Harold Illich, Lowell Waite
AAPG Special Volumes
... canonical variable (Sofer 1984); CPI = carbon preference index (e.g., Peters et al., 2005); %C27, %C28, and %C29 = relative distribution of regular...
2016
Sandstone Composition and Depositional Environment
David K. Davies , Frank G. Ethridge
AAPG Bulletin
... of the discriminant function (canonical weights) are used as suggested by King (1969, p. 210) to give empirical interpretations to the linear-discriminant...
1975
Mechanisms of shale gas storage: Implications for shale gas exploration in China
Fang Hao, Huayao Zou, Yongchao Lu
AAPG Bulletin
...). This is supported by the canonical variable for samples from the Lower Cambrian and Lower Silurian organic-rich shales (Zou et al., 2008). Available data show...
2013
Chemometric recognition of genetically distinct oil families in the Los Angeles basin, California
K. E. Peters, T. L. Wright, L. S. Ramos, J. E. Zumberge, and L. B. Magoon
AAPG Bulletin
... en echelon folds and the Whittier fault zone. The northwest trend of the NIFZ is characteristic of the San Andreas transform fault system in other...
2016
A natural analogue for carbon capture and storage: Petrographic and geochemical changes in sandstone after CO2 emplacement in the Yinggehai Basin, South China Sea
Lei Yu, Sanzhong Li, Keqiang Wu, Yanyan Zhao, Li Liu, Na Liu, and Kun Pang
AAPG Bulletin
...). The calculated δ13CCO2 values for dawsonite in LDY1 fall between −9.7‰ and −6.7‰ (Table 6). These values are similar to those of canonical mantle values...
2023
Review of Oil Families and Their Petroleum Systems of the Williston Basin
Paul G. Lillis
Rocky Mountain Association of Geologists
...) of saturated and aromatic hydrocarbon fractions of petroleum that differentiates waxy oil from nonwaxy oil. The canonical variable (CV), defined...
2013
Foraminifera of Sangamon (?) Estuarine Deposits Beneath Central San Francisco Bay, California
Doris Sloan
Pacific Section SEPM
... 9 6 6 . Discrimination of morphological groups o f Elphidium in Long Island Sound through canonical analysis and invariant c h a r a c t e r s : Jour...
1980
FROM OPEN ESTUARY TO MEANDERING RIVER IN A GREENHOUSE WORLD: AN ECOLOGICAL CASE STUDY FROM THE MIDDLE EOCENE OF HELMSTEDT, NORTHERN GERMANY
WALTER RIEGEL, OLAF K. LENZ, VOLKER WILDE
PALAIOS
... TO MEANDERING RIVER 307 FIG. 3.—Schematic representation of the Helmstedt Formation (Upper Seam Group, middle Eocene) as exposed during the early 1990s...
2015
Utah Geological Association 2010 Fall Field Symposium Road Log; Geology of South-Central Utah
Ben Everitt, Bruce Vandre
Utah Geological Association
.... Smith, J.F., Jr., Huff, L.C., Hinrichs, E.N. and Luekde, R.G., 1963, Geology of the Capitol Reef area, Wayne and Garfield Counties, Utah: US Geological...
2010
Organic Geochemical Patterns of the Vaca Muerta Formation
Ignacio E. Brisson, Martín E. Fasola, Héctor J. Villar
AAPG Special Volumes
... concentraciones anómalas de CO2 en el área del Cerro Bayo de la Sierra Negra, Cuenca Neuquina, in C. E. Cruz, and F. Fantín, eds., 9° Congreso de...
2020
Unraveling Magmatic and Orogenic Provenance in Modern Sand: The Back-Arc Side of the Apennine Thrust Belt, Italy
Eduardo Garzanti,, Stefania Canclini, Ferdinando Moretti Foggia, Nicola Petrella
Journal of Sedimentary Research (SEPM)
... modes and dense-mineral assemblages document similar provenance), canonical parameters and ternary plots (QtFL, QmFLt, QmPK, QpLvmLsm, LmLvLs...
2002