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The AAPG/Datapages Combined Publications Database

Showing 678 Results. Searched 195,387 documents.

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ABSTRACT: A New Dinosaur Ichnofauna from the Late Cretaceous of Wrangell-St. Elias National Park and Preserve, Alaska; #90125 (2011)

Fiorillo, Anthony, Adams, Thomas, Kobahyashi, Yoshitsugu

Search and Discovery.com

... to the theropoda was based on the sinusoidal shape of the impression of the middle digit. Ornithopod impressions, identified by clearly blunt and rounded digit...

2011

Abstract: Sedimentology of Composite Sand-and-Gravel Beach-Shoreface Complexes; #90171 (2013)

Shannon E. Frey and Shahin E. Dashtgard

Search and Discovery.com

... further offshore. Alongshore, sediments in the intertidal zone show a sinusoidal trend in mean grain size with a wavelength of approximately 400 m...

2013

Abstract: Xenoliths and Xenocrysts from the Renard Kimberlites, Quebec: A Comprehensive Study of Mantle Samples to Determine the Evolution of the Superior Craton; #90172 (2014)

Lucy Hunt, Thomas Stachel, John Armstrong

Search and Discovery.com

... of the peridotitic garnets is observed. Three main patterns have been identified: (1) sinusoidal; (2) humped; and (3) sloped. Sinusoidal patterns have...

2014

Abstract: Wave Propagation Direction from Poynting Vector and its Application to RTM Angle Gathers; #90319 (2018)

Kwangjin Yoon, Young Seo Kim, Woodon Jeong

Search and Discovery.com

... sinusoidal waves within a wavelength have the same propagation direction. This approach was applied to both source- and receiver-side Poynting vectors...

2018

AAPG Archie Series, No. 1, Chapter 9: Borehole Image Logs in Thinly Bedded Reservoirs

Q. R. Passey, K. E. Dahlberg, K. B. Sullivan, H. Yin, R. A. Brackett, Y. H. Xiao, and A. G. Guzmán-Garcia

AAPG Special Volumes

... resistivity and brighter regions represent higher resistivity. The sinusoidal shapes that extend across the top and center of the image result from the dip...

2006

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

Experimental Investigation On Self-Channelized Erosive Gravity Currents

Pierre Weill, Eric Lajeunesse, Olivier Devauchelle, François Métiver, Angela Limare, Benoît Chauveau, Dominique Mouazé

Journal of Sedimentary Research (SEPM)

... on the sediment bed (Limare et al. 2011). A video projector located above the water at the downstream end of the flume projected a sinusoidal fringe pattern...

2014

Weathervaning Characteristics of Tankers Connected to Single Point Moorings

A. T. Brumley, A. E. Potts

Southeast Asia Petroleum Exploration Society (SEAPEX)

... order environmental loads. The time varying dynamic motion responses introduced through system instabilities (eg. fishtailing etc), can...

1996

Reconstruction of the Subsurface Reflected Wavefield on a Dense Grid from Multisensor Streamer Data

M. Vassallo, K. Eggenberger, D.J. van Manen, P. Watterson, A. Raskopin, A. Özbek

Indonesian Petroleum Association

... address the issue of crossline sampling. From physics, we know that the particle motion vector is related to the spatial gradient of the pressure...

2013

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

... of the first and last motion, respectively, based on the analysis of growth stratigraphy. The thick bars represent times of peak activity. Seismic data...

2011

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)

.... 5). To quantify the relative motion of the tools creating the grooves, a simple system of measurement was devised (Fig. 7). A line that passes...

1994

Formation of Ripple Bands in a Wave-Convergence Zone

K. P. Black , T. R. Healy

Journal of Sedimentary Research (SEPM)

... with surface-gravity wave-orbital motion, but the authors proposed that the bands were formed by bottom urrents associated with coastal downwelling...

1988

Locomotion Traces Emplaced by Modern Stalkless Comatulid Crinoids (Featherstars)

Reed A. Myers, Carolyn M. Furlong, Murray K. Gingras, John-Paul Zonneveld

PALAIOS

... epirelief. Running traces consist of semi-bilaterally symmetrical collections of one to three straight to semi-sinusoidal grooves and associated ridges...

2023

Detection of Sedimentary Cyclicity and Stratigraphic Completeness by Wavelet Analysis: An Application to Late Albian Cyclostratigraphy of the Western Canada Sedimentary Basin

Andreas Prokoph , Frederik P. Agterberg

Journal of Sedimentary Research (SEPM)

... nonlinear and stochastic characteristics of sedimentary successions (e.g., Schwarzacher 1993). "Random walk", "fractal Brownian motion" or other nonlinear...

1999

Aspects of Sedimentation and Development of a Carbonate Bank in the Barracuda Keys, South Florida

Paul B. Basan

Journal of Sedimentary Research (SEPM)

... to 3 m. The crestlines of the dunes are straight to slightly sinusoidal. Curiously, dunes are not presently forming in the channels. Based upon flume...

1973

Temporal and Spatial Variations in Shoreline Changes and their Implications, Examples from the Texas Gulf Coast

Robert A. Morton

Journal of Sedimentary Research (SEPM)

... that are irregular to quasi-sinusoidal in form and are attributed to shoreline rhythms resulting from differential rates of sediment transport. Natural processes...

1979

Geotechnical Applications in Soft Sediments: Section 2

Wayne A. Dunlap

AAPG Special Volumes

... FOR TAMU PIEZOMETER, SEASWAB II Fig. 4. ANALOG RECORD ILLUSTRATING WAVE AND BOTTOM MOTION FOR FEB. 1977, STORM End_Page 8...

1981

Internal-Wave Currents as a Mechanism to Account for Large Sand Waves in Navarinsky Canyon Head, Bering Sea

H. A. Karl, D. A. Cacchione, P. R. Carlson

Journal of Sedimentary Research (SEPM)

... was sampled for only a few minutes at any given depth while the ship was anchored on station; these data cannot be corrected for ship motion. A video system...

1986

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

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