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The AAPG/Datapages Combined Publications Database
Showing 519 Results. Searched 200,756 documents.
Regional and Local Components in the Areal Distribution of Surface Sand Facies in the Breckland, Eastern England
R. J. Chorley, D. R. Stoddart, P. Haggett, H. O. Slaymaker
Journal of Sedimentary Research (SEPM)
... the largest median grain sizes. Periodicities of this linear scale have been recognized by Maarleveld (1960, p. 52-53) in connection with parabolic...
1966
The Development of Clast Fabric in Mudflows
John F. Lindsay
Journal of Sedimentary Research (SEPM)
... boundary. From equation (1) it can be seen that in any one situation y is the only variable, so that the velocity profile through the lurry is parabolic...
1968
The Sun-Moon-Earth Solar-electric Power System to Enable Unlimited Human Prosperity
David R. Criswell
AAPG Special Volumes
... in Figure 8, 30 mi (50 km) west of Socorro, New Mexico, consists of 27 large, individual parabolic dishes (National Radio Astronomy Observatory, 2003...
2013
Does Liquid Slip Flow Occur in Unconventional Reservoir Rocks? A Laboratory Study of Liquid Permeability
Sheng Peng
Unconventional Resources Technology Conference (URTEC)
... Consideration of Liquid Permeability with Slip Flow When slip flow at the water-pore interface occurs, the volumetric flux with a slip-corrected parabolic...
2023
Chapter 10-part 3: 3-D Depth Image Interpretation
William L. Abriel, Joseph P. Stefani, Robert D. Shank, David C. Bartel
AAPG Special Volumes
...) can be seen that appears to be parabolic and turning down at the far offsets (to the right). In Figure 10-25 a continuation of the same sedimentary...
2011
An Integrated Experimental and Molecular Dynamics Simulation Study to Investigate the Impact of Nanofluidic Phenomena on CO2 Huff-n-Puff Results in Unconventional Reservoirs
Dina Hegazy, Huajie Zhang, Xiaolong Yin, Rui Qiao, Erdal Ozkan
Unconventional Resources Technology Conference (URTEC)
... portion of the pore can be fitted well to a parabolic profile, as expected for flow in wide nanopores. In the pure C16 system, a slip is observed...
2025
Competence of Fine-grained Debris Flows
Monty A. Hampton
Journal of Sedimentary Research (SEPM)
... profile is parabolic with the vertex located at the depth where r = k; therefore, it is at the plug boundary if k = k and imaginarily within the plug...
1975
Origin, Sedimentary Features, and Significance of Low-Angle Eolian "Sand Sheet" Deposits, Great Sand Dunes National Monument and Vicinity, Colorado
Steven G. Fryberger, Thomas S. Ahlbrandt, Sarah Andrews
Journal of Sedimentary Research (SEPM)
... sheet are composed of grassy sand mounds, remnants of parabolic dunes, blowout deposits, interdune and other more nondescript, but clearly wind...
1979
The Formation of Shadow Dunes
P. A. Hesp
Journal of Sedimentary Research (SEPM)
...). In such cases, a local increase in porosity produces funnel or miniature parabolic forms on the shadow dune, resulting in a reduction in height...
1981
Dust-Storm Sediments of Lubbock Area, Texas
Kerby E. Laprade
AAPG Bulletin
... are dislodged. In each saltatory leap, the path which a particle takes is parabolic, with the steeply rising part constituting 1/5 to ¼ of the total horizontal...
1957
Petrography and Taphonomic Significance of the Vertebrate-Bearing Cannel Coal of Linton, Ohio (Westphalian D, Upper Carboniferous)
Robert W. Hook, James C. Hower
Journal of Sedimentary Research (SEPM)
... tissue that does not fluoresce (Fig. 7). Teeth are generally larger than palaeoniscoid scales and parabolic to conic in outline. Bones of any size...
1988
Combined-Flow Generation of Sole Structures, Including Recurved Groove Casts, Associated with Lower Carboniferous Lacustrine Storm Deposits in Nova Scotia, Canada
A. Thomas Martel, Martin R. Gibling
Journal of Sedimentary Research (SEPM)
... upcurrent. TABLE 1. Measurement of parabolic grooves End_Page 512------------------------ FIG. 9. [Grey Scale] A) Photograph and B) line tracing of large...
1994
Eolian-Aqueous Interactions in the Development of a Proterozoic Sand Sheet: Shikaoda Formation, Hosangabad, India
Tapan Chakraborty, Chandan Chakraborty
Journal of Sedimentary Research (SEPM)
... stratigraphic units are exposed as parabolic bands with eastward closure (Fig. 1). At the southwestern extremity of the outcrop belt, around Hosangabad, Madhya...
2001
High-precision seismic imaging for complex deep structures in the hydrocarbon exploration using a coherent-stacking-based least-squares migration
Jidong Yang, Jianping Huang, Tengfei Lin, Zhenchun Li, and Liang Chen
AAPG Bulletin
... killing, frequency-wave number filtering, bandpass filtering, and direct-wave muting. Due to the low SNR, it is difficult to visually find parabolic...
2024
Secondary Current of Saline Underflow in a Highly Meandering Channel: Experiments and Theory
Jorge D. Abad, Octavio E. Sequeiros, Benoit Spinewine, Carlos Pirmez, Marcelo H. Garcia, Gary Parker
Journal of Sedimentary Research (SEPM)
... this, the logarithmic profile of the primary flow is replaced with a parabolic profile with a slip velocity at the bed. The second reason for using the analysis...
2011
Stratigraphy, Evolution, and Controls of A Holocene Transgressive–Regressive Barrier Island Under Changing Sea Level: Danish North Sea Coast
Mikkel Fruergaard, Ingelise Møller, Peter N. Johannessen, Lars H. Nielsen, Thorbjørn J. Andersen, Lars Nielsen, Lasse Sander, Morten Pejrup
Journal of Sedimentary Research (SEPM)
... ridges compose the western part of the island, and large stabilized irregular or parabolic inland dunes and sand plains cover the central and eastern part...
2015
Bedform Disequilibrium
Paul M. Myrow, Douglas J. Jerolmack, J. Taylor Perron
Journal of Sedimentary Research (SEPM)
... and longitudinal sand dunes: Geology, v. 38, p. 491–494. Reitz, D.J., Jerolmack, M.D., Ewing, R.C., and Martin, R.L., 2010, Barchan–parabolic dune pattern...
2018
Environmental influence on burrow system features of a colonial and fossorial rodent: implications for interpreting fossil tetrapod burrows
M. Cristina Cardonatto, Ricardo Nestor Melchor
PALAIOS
...). GEOMORPHOLOGY, SEDIMENTS, AND VEGETATION The Puesto La Porf´a locality comprised a partially vegetated, ı southwest-northeast oriented, parabolic...
2021
Minimum Runup Heights of Paleotsunami from Evidence of Sand Ridge Overtopping at Cannon Beach, Oregon, Central Cascadia Margin, U.S.A.
Curt D. Peterson, Kenneth M. Cruikshank, Harry M. Jol, Robert B. Schlichting
Journal of Sedimentary Research (SEPM)
... of the present barrier spits on the north and south sides of Ecola Creek have not been established. Small parabolic dunes have accreted on top...
2008
Past and Present Eolian Sediments: 1982 Fall Field Trip RMS-SEPM
Thomas S. Ahlbrandt, James B. Swinehart, Paul L. Tromp, James E. Fox, Kumar Dandavati
Rocky Mountain Section (SEPM)
... and compound unidirectional types including barchan, barchanoid ridge, transverse dome, parabolic and blowout. A number of en-echelon barchan dunes occur...
1982
Possible Young Faulting in the Piedmont of North-Central Colorado
Daniel R. Shawe, Thomas A. Steven, Daniel H. Knepper, Jr.
Rocky Mountain Association of Geologists
... to the arms of parabolic dunes just west of Lone Tree Creek (Colton, 1978) do not convince us that the gullies were formed by wind erosion. We believe...
2008
Confamilial predation in Pliocene naticid gastropods from southern France: Utility of preexisting collections in quantitative paleoecology
Jordi Martinell, Rosa Domènech, Jacques Aymar, Michał Kowalewski
PALAIOS
...). That is, drill holes either display a countersunk edge or their vertical cross section is decidedly conical-parabolic or both. Comparison of Specimens Across...
2010
TRYPANITES-TYPE ICHNOFACIES AT THE BAY OF FUNDY, NOVA SCOTIA, CANADA
CAROLYN M. FURLONG, MURRAY K. GINGRAS, JOHN-PAUL ZONNEVELD
PALAIOS
... shaped, and a larger main chamber, which varies from subspherical to elongate, with a rounded to parabolic base and a circular to oval cross section...
2015
PDC Bits and Steerable Downhole Mud Motors Improve Drilling Performance, East Kalimantan
N. Sawolo, W. B. Hatcher
Indonesian Petroleum Association
... for Bit Style 2 is as shown in Figure 3. This parabolic profile, with a long taper, has proven more resistant to wear along the gauge than Bit Style 1...
1986
PALEOECOLOGY OF ECHINODERMS IN COLD SEEP ENVIRONMENTS REVEALED BY ISOTOPE ANALYSIS IN THE LATE CRETACEOUS WESTERN INTERIOR SEAWAY
MOE KATO, TATSUO OJI, KOTARO SHIRAI
PALAIOS
..., as well as their short pinnules, could not allow this crinoid to make a perfect parabolic fan in the current, and thus they may not have obtained...
2017