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The AAPG/Datapages Combined Publications Database
Showing 2,597 Results. Searched 201,044 documents.
Seafloor Mapping by Microcomputer-Assisted Side-Scan Sonar: Appendix 5-1
D. B. Prior, J. M. Coleman, R. L. Caron, E. G., G. Waltham
AAPG Special Volumes
... as a continuous stream of 8-bit words. The parity bit is always at logic level 1. The first 6 bits normally are the instantaneous End_Page 59...
1981
Calcium Carbonate Suspended in Arabian Gulf and Red Sea Waters: Biogenic and Detrital, not "Chemogenic"
J. P. Ellis, J. D. Milliman
Journal of Sedimentary Research (SEPM)
... supporting these occurrences are not presented. "Whitings," assumed to be instantaneous precipitation of calcium carbonate (e.g., Cloud 1962), have been...
1985
Pore Structure in Sandstones by Compressible Sphere-Pack Models
I. Fatt
AAPG Bulletin
... compression. This means that the instantaneous reduction in porosity caused by compression of a cemented sandstone does not give the same kind...
1958
3.2 Basement Involved: 3.2.2 Basement Thrust and Reverse Faults: Waite Creek Thrust Nappe--Western Ngalia Basin, Central Australia
A. T. Wells and F. J. Moss
AAPG Special Volumes
... the seismic data. Using the expression Vi = Vo+ kZ (where Vi = instantaneous velocity, Vo= initial velocity, Z = depth, and k is a variable factor) we...
1983
A Critique of the "McLaren Method" for Defining Sediment Transport Paths: DISCUSSION
Shu Gao, Michael Collins
Journal of Sedimentary Research (SEPM)
... instantaneous spatial relationship between samples are destroyed. The probabilities obtained should represent, therefore, the background values. Basically...
1991
Is There Evidence for Geostrophic Currents Preserved in the Sedimentary Record of Inner- to Middle-Shelf Deposits?: REPLY
Dale A. Leckie, Lee F. Krystinik
Journal of Sedimentary Research (SEPM)
... motions, superimposed on a downwelling bottom current, will be to combine nonlinearly, creating high offshore-directed instantaneous shear stresses...
1991
The Bouma Division A and the Possible Duration of Turbidity Currents
J. R. L. Allen
Journal of Sedimentary Research (SEPM)
.... ALLEN, J.R.L., 1971b, Instantaneous sediment deposition rates deduced from climbing-ripple cross-lamination: Jour. Geol. Soc., v. 127, p. 553-561...
1991
The Fractured Reservoir--A New Definition (extended abstract): Fractured Reservoirs: Origin, Description, Evaluation
Peter E. Gretener
AAPG Special Volumes
.... The best such indication is the process of salt solution (e.g. OLIVER & COWPER, 1983). Hydrocarbon reservoir depletion is instantaneous from...
1991
Turbulence Effects on the Settling of Suspended Particles
Peter Nielsen
Journal of Sedimentary Research (SEPM)
... be trapped indefinitely on any circle around the point (-wo/, 0) if its instantaneous velocity is given by Eq (2). The angular velocity...
1993
Examining Hydrated Minerals Using Optically Stimulated X-Ray Diffraction, an Inexpensive Modification of Traditional Diffractometers: RESEARCH METHODS PAPERS
Javier Garcia-Guinea , Rafael Abella , Sergio Sanchez-Moral , Raul Benito , Daniel Martin-Ramos
Journal of Sedimentary Research (SEPM)
... moment by a trigger pulse applied to the gate, and the device remains on until the instantaneous load current reaches the programmed temperature...
2000
Depositional Facies and Aqueous-Solid Geochemistry of Travertine-Depositing Hot Springs (Angel Terrace, Mammoth Hot Springs, Yellowstone National Park, U.S.A.): REPLY
Bruce W. Fouke
Journal of Sedimentary Research (SEPM)
... instantaneous between atmospheric CO2 and water (Truesdell and Hulston 1980; Usdowski and Hoefs 1990). Therefore, degassing will not fractionate oxygen isotopes...
2001
Natural Geomorphic Variability Recorded in a High-Accommodation Setting: Fluvial Architecture of the Pennsylvanian Joggins Formation of Atlantic Canada
Michael C. Rygel, Martin R. Gibling
Journal of Sedimentary Research (SEPM)
... bodies. Instantaneous channel dimensions are also difficult to determine in complex channel deposits. Three-dimensional seismic data are rapidly...
2006
A Classification of Subsurface Bodies of Fragmented Rocks: GEOLOGICAL NOTES
J. H. Howard
AAPG Bulletin
...-depositional grinding caused by an advancing fault (Kupfer, 1960, p. 211-212), and the fact that an instantaneous release mechanism (e.g., Frank slide...
1967
Man and Environment: Need for a Working Compromise
Robert O. Vernon
AAPG Bulletin
... to cope with their environment, as they did during the Cretaceous, I would assure you that there would be instantaneous outcries from...
1973
Water Expulsion from Clastic Sediments during Compaction--Directions and Volumes
Kinji Magara
AAPG Bulletin
... of the new layer ^scrl is instantaneous, and if there is no significant dissipation of the generated pressure during this deposition, the pore-pressure...
1976
Aqueous Solubility of Methane at Elevated Pressures and Temperatures: GEOLOGIC NOTES
Leigh C. Price
AAPG Bulletin
... was at equilibrium and the pressure was reduced, an almost instantaneous re-equilibration of dissolved methane in water occurred owing to rapid exsolution...
1979
A Forward Modeling Strategy for Balancing Cross Sections (1)
VAN S. MOUNT , JOHN SUPPE , and STEPHEN C. HOOK
AAPG Bulletin
... occurs and sedimentation does not occur over the depositional crest of the structure (the area of instantaneous uplift between active axial surfaces...
1990
Seismic Data, Geometry, Evolution, and Shortening in the Active Sulaiman Fold-and-Thrust Belt of Pakistan, Southwest of the Himalayas
Ishtiaq A. K. Jadoon , Robert D. Lawrence , Robert J. Lillie
AAPG Bulletin
..., and E. Haines, 1974, Numerical modelling of instantaneous plate tectonics: Royal Astronomical Society Geophysics Journal, v. 36, p. 541-576. Mitra...
1994
Thermomechanical origin of regional fracture systems
Joseph M. English
AAPG Bulletin
... parameters are difficult to constrain. A common pitfall in the usage of equation 2 is to assume that the horizontal stresses result from the instantaneous...
2012
Extensional fault–related folding of the North West shelf, Western Australia
Sam McHarg, Chris Elders, and Jane Cunneen
AAPG Bulletin
... by the software; therefore, only a single, hard-linked fault was modeled, resulting in a fault bend at the location of the relay. Instantaneous fault...
2020
Origin, migration pathways, and prediction of high carbon dioxide accumulations in the Lower Saxony Basin (northwestern Germany): Part I
Volker Lüders, Johannes Schoenherr, Marta Sośnicka, Stefan de Graaf, and Samuel Niedermann
AAPG Bulletin
...). Assuming instantaneous trapping of gas in fluid inclusions, the maturity of the source rock at the time of gas migration can be estimated (Lüders et al...
2021
Case Studies of Hierarchical Knowledge Management for Large Datasets; #90017 (2003)
Jess B. Kozman
Search and Discovery.com
... exponentially. Some of the multiple versions needing to be managed included AVO and gradient stacks; tau-p filtered and scaled cubes; instantaneous phase...
2003
Abstract: Robust Surface-Consistent residual Statics and Phase Correction Part 1; #90224 (2015)
Nirupama Nagarajappa and Peter Cary
Search and Discovery.com
..., and the phase value is given by the instantaneous phase at the lag time. It is important to note that in this algorithm, we are correcting for short...
2015
Abstract: Distributed Acoustic Sensing for Cross-well Frac Monitoring; #90224 (2015)
Paul S. Webster, Barbara E. Cox, Mathieu M. Molenaar
Search and Discovery.com
...) with channel lengths ranging from 1-10m. The signal is effectively a representation of the instantaneous strain on the fiber, which can be generated by sound...
2015
Abstract: *Depositional Environments and Structure Evolution of the Lower Akakus Formation, Area 47, North Hamada Field, Ghadames Basin, NW Libya; #91202 (2022)
Nuri Fello
Search and Discovery.com
... Akakus Formation. The sigmoid progradatoinal pattern was identified by top lap angularity of seismic amplitude and instantaneous phase attribute across...
2022