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The AAPG/Datapages Combined Publications Database
Showing 714 Results. Searched 200,641 documents.
Experiences in Underbalanced Drilling and Testing Low Gravity Oil from a High Productivity Reservoir in Seram Island, Maluku Province, Indonesia
I. P. Moyle, Stephen Dyer, D. G. S. Lamb, W. G. Mogg
Indonesian Petroleum Association
.... Sinusoidal water level variations observed in open wells are directly related to earth tide phenomena (Ardity & Ramey 1978, Hemala & Balnaves). The amplitude...
2000
Eustatic Controls on Clastic Deposition Iconceptual Framework
H. W. Posamentier, M. T. Jervey, P. R. Vail
Special Publications of SEPM
... at the seaward limit of deposition. —The trend of eustatic change is curvilinear, approaching sinusoidal. Although the actual trend of eustatic change...
1988
Preliminary Investigation of the Diablo Platform-Delaware Basin Margin, Trans-Pecos Texas, Part II: A Seismic Perspective
Richard J. Erdlac, Jr., Douglas B. Swift, James J. Reeves, and Alexander P. Schoellkopf
West Texas Geological Society
..., Delaware Basin) originating during the Ouachita deformation. The northerly trend of this sinusoidal orogen strongly suggests an east-west orientation...
1994
Maximizing Reliability - Well Integrity Statistics and Risk Reduction Strategies
Leandro Perelló, Adonis-Costin Ichim, Alexandru Zestran, Carlos Blanc
Unconventional Resources Technology Conference (URTEC)
... URTeC 2581 3 Buckling. One element many times dismissed is the presence of buckling, which may be initiated as sinusoidal buckling by compressive...
2020
Adapting Music Recognition Technology for Tops Picking and Quality Control
Alan Lindsey, Morgan Cox, Aaron Hugen
Unconventional Resources Technology Conference (URTEC)
.... The sounds we perceive are sinusoidal signals, although this isn't immediately evident from the upper plot in Figure 1. It may seem like...
2024
Reactivation Surfaces in Subtidal Channel Deposits, Oosterschelde, Southwest Netherlands
Tessa De Mowbray, Marinus J. Visser
Journal of Sedimentary Research (SEPM)
... directions (Fig. 10C). This is not surprising when it is appreciated that the megaripples must have had a sinusoidal crest line (note the trough form...
1984
Experimental Modeling of the Spatial Distribution of Grain Size Developed in a Fill-and-Spill Mini-Basin Setting
Rufus L. Brunt, William D. McAffrey, Benjamin C. Kneller
Journal of Sedimentary Research (SEPM)
... of linked basins. Two sills, sinusoidal in section and arranged transverse to flow, were positioned between confining lateral walls. In the Series 1...
2004
Structural Geometry of Meade Thrust Plate in Northern Blackfoot Mountains, Southeastern Idaho
Richard W. Allmendinger
AAPG Bulletin
... 6, p. 7-25. Ramberg, I. B., and A. M. Johnson, 1976, A theory of concentric, kink, and sinusoidal folding and of monoclinal flexuring of compressible...
1981
Shallow Temperatures and Thermal Regime in the Hydrocarbon Province of Tierra del Fuego
Gary W. Zielinski , Peter M. Bruchhausen
AAPG Bulletin
... that in the depth range of about 1 to 13 m, the major variation in ground temperature is due to an annual sinusoidal change in temperature at the surface...
1983
Interrelation between surface and basement heat flow in sedimentary basins
Alban Souche, Daniel Walter Schmid, and Lars Rüpke
AAPG Bulletin
... in the subsurface. The skin depth can be estimated analytically for cyclic, sinusoidal surface-temperature variations, assuming a diffusive system...
2017
Simple structures and complex stories: potential microbially induced sedimentary structures in the Ediacaran Serra de Santa Helena Formation, Bambuí Group, eastern Brazil
Juliana Okubo, Lucas Inglez, Gabriel J. Uhlein, Lucas V. Warren, Shuhai Xiao
PALAIOS
... chips’’ (Pfl¨ ger and Gresse 1996; Bouougri and Porada u 2002); (4) sinusoidal cracks (Bouougri and Porada 2002); (5) multidirectional ripple marks...
2023
Interpreting the Stratigraphy of the Baltimore Canyon Section, Offshore New Jersey With Phil, a Stratigraphic Simulator
Scott A. Bowman, Peter R. Vail
Special Publications of SEPM
... Coal Laminates 0 0001 0 0001 0 1 0 oo1 This information is specified as a sum of sinusoidal or saw Figure IS or a digitized water level history...
1999
Rapid growth explains large size of mollusks in the Eocene Gosport Sand, United States Gulf Coast
Andrew W. Haveles, Linda C. Ivany
PALAIOS
... and Quitmyer, 1996). Annual changes in ambient air temperature are typically sinusoidal in nature and this pattern of variation, though somewhat attenuated...
2010
Can the Sedimentary Record be Dated from a Sea-Level Chart? Examples from the Aptian of the U.A.E. and Alaska
Christopher G. St. C. Kendall, Abdulrahman S. Alsharhan, Kurt Johnston, Sean R. Ryan
Special Publications of SEPM
... a sinusoi years years and that the coincident sea-level variations had a sinusoidal character For the time intervals involved inboth models we collision...
2000
The Growth History of Toe Thrusts of the Niger Delta and the Role of Pore Pressure
Scot W. Krueger, Neil T. Grant
AAPG Special Volumes
... modeled occurring in three discrete episodes, each using a sinusoidal function. (b) Integrated displacement vs. time plot based on the three discrete...
2011
Extensional Tectonic Framework of the U.S. Central Atlantic Passive Margin: Chapter 2: Concepts
B. Wernicke, P. G. Tilke
AAPG Special Volumes
... of asymmetry to the other along strike. Our analysis indicates that inflections in the sinusoidal trace of the basement hinge zone define segments...
1989
Basement-Controlled Deformation in Wyoming Province of Rocky Mountains Foreland
John James Prucha , John A. Graham , Richard P. Nickelsen
AAPG Bulletin
... from superimposed vertical pressure of sinusoidal form applied to the bottom of a block (Hafner, 1951, Pl. 1, D). This is considered to be analogous...
1965
The Middle Proterozoic Mescal Paleokarst, Central Arizona, U.S.A.: Karst Development, Silicification, and Cave Deposits
Steven J. Skotnicki, L. Paul Knauth
Journal of Sedimentary Research (SEPM)
... cylindrical, partially hollow tubes. The areas between the tubes, and especially close to the top of the chert layer, exhibit faint, wispy sinusoidal-like...
2007
A statistical approach to assessing relief on mesophotic banks: Bank comparisons and geographic patterns
Paul W. Sammarco, Lance Horn, Glenn Taylor, Daniel Beltz, Marissa F. Nuttall, Emma L. Hickerson, and G. P. Schmahl
Environmental Geosciences (DEG)
... sites. Relief decreased significantly as one moved northward in the study region. Relief exhibited a significant sinusoidal pattern from west to east...
2016
Geometric, Thermal and Isostatic Consequences of Detachments in Continental Lithosphere Extension and Basin Formation
N. J. Kusznir, G. D. Karner, S. Egan
CSPG Special Publications
...) with a sinusoidal distribution such that, where (βo+1) is the maximum β value at the peak of the sinusoidal distribution and W is the width of the region...
1987
Introduction to Fractals
Roy E. Plotnick
Special Publications of SEPM
... of time series is Fourier analysis (Davis, 1986). Fourier analysis represents a series as the sum of a series of sinusoidal curves of different...
1995
Small footprints expand Middle Permian amphibian diversity in the South African Karoo
Juan Carlos Cisneros, Michael O. Day, Jaco Groenewald, Bruce S. Rubidge
PALAIOS
... and soles, a feature that contrasts with most fossil footprints ascribed to amphibians. In addition, Episcopopus features sinusoidal drag traces similar...
2020
Global Sequence Boundaries of the Triassic and Their Identification in the Western Canada Sedimentary Basin
Ashton F. Embry
CSPG Bulletin
... with the various surfaces of sequence stratigraphy. Thus, a base level curve which records these changes is not sinusoidal in shape but is better envisioned...
1997
Simulating Unconformity Development and Unconformable Stratigraphic Relationships Through Physical Experiments
Lesli J. Wood, John E. Koss, Frank G. Ethridge
Rocky Mountain Association of Geologists
... was varied by lowering and raising a standing body of water in one end of the flume in a manner resembling a sinusoidal curve (Figure 2). For purposes...
1994
Sedimentary Cycles and Environment of Deposition of the Barakar Coal Measures of Lower Gondwana, India
S. M. Casshyap
Journal of Sedimentary Research (SEPM)
...-and-fur-row" structure of Stokes (1953). Occasionally, foresets in the vertical sections exhibit a sinusoidal pattern (fig. 5), similar to that show...
1970