Click to minimize content

Welcome to the new Datapages Archives

Datapages has redesigned the Archives with new features. You can search from the home page or browse content from over 40 publishers and societies. Non-subscribers may now view abstracts on all items before purchasing full text. Please continue to send us your feedback at emailaddress.

AAPG Members: Your membership includes full access to the online archive of the AAPG Bulletin. Please login at Members Only. Access to full text from other collections requires a subscription or pay-per-view document purchase.

Click to maximize content

Welcome to the new Datapages Archives

Search Results   > New Search > Revise Search

The AAPG/Datapages Combined Publications Database

Showing 154 Results. Searched 200,357 documents.

< Previous   3   4   5   6   7   Next >

Ascending

Applications of Photogrammetry to Neoichnological Studies: The Significance of Shorebird Trackway Distributions at the Bay of Fundy

Scott Melnyk, Anders Cowper, John-Paul Zonneveld, Murray K. Gingras

PALAIOS

...: 10.1080/10420940.2012.660414. KOPCZNSKI, K., BUYNEVICH, I., CURRAN, H.A., CARIS, J., AND NYQUIST, J., 2017, Imaging bioturbation in supratidal carbonates...

2022

Sedimentology of Subarctic Tidal Flats of Western James Bay and Hudson Bay, Ontario, Canada

I. P. Martini

CSPG Special Publications

..., R. E, Nyquist, D. and Britch, R. 1972. Effect of waste discharges into a silt-laden estuary; a case study of Cook Inlet, Alaska. Institute of Water...

1991

Lithoprobe Seismic Transect of the Alberta Basin: Compilation and Overview

Jacqueline Hope, David W. Eaton, Gerald M. Ross

CSPG Bulletin

... by multiple reverberations, we focus instead on seismic attributes (instantaneous frequency and amplitude) of the top of basement reflection in order...

1999

Cyclostratigraphic Approach to Earths History: An Introduction

Alfred G. Fischer, Bruno D'Argenio, Isabella Premoli Silva, Helmut Weissert, Vittoria Ferreri

Special Publications of SEPM

... and oceans. Orbital Signatures Milankovitch Frequency Band.— For a recent review of orbital cyclicity and its record in sediments, see Hinnov (2000...

2004

Seismic Stratigraphic Analysis of the Barnett Shale and Ellenburger Unconformity Southwest of the Core Area of the Newark East Field, Fort Worth Basin, Texas

Elizabeth T. Baruch, Roger M. Slatt, Kurt J. Marfurt

AAPG Special Volumes

... recorded with a sampling interval of 2 ms at 2001 samples per trace, resulting in a Nyquist frequency of 250 Hz. The usable bandwidth ranges from 20...

2012

Temporal Variability of Suspended Particulate Concentrations in the New York Bight

Robert A. Young, Thomas L. Clarke, Robert Mann, Donald J. P. Swift

Journal of Sedimentary Research (SEPM)

... for the 3/78 series is cut off at 0. 16 hr because of the lower value of the Nyquist frequency (1/2 t; t = interval between burst means = 3 hr...

1981

Assessing Textural Variation in Laminated Sands Using Digital Image Analysis of Thin Sections: RESEARCH METHODS

Elmer H. van den Berg, Victor F. Bense, Wolfgang Schlager

Journal of Sedimentary Research (SEPM)

... frequencies that have wavelengths less than twice the sampling interval. This relationship is based on the Nyquist frequency (Davis 1986), which...

2003

Sensitivities, Limitations, and Error Inherent in Resistivity-tool-response Modeling - Application of Resistivity-Tool-Response Modeling for Formation Evaluation - Archie Series No. 2

Hezhu Yin

AAPG Special Volumes

... discrete data if there are two or more samples per cycle for the highest frequency (the Nyquist frequency) present. This remarkable theorem, when applied...

2011

Nuevas Aplicaciones en PC del Análisis Espectral Instantáneo para la Detección Directa de Hidrocarburos en el Campo Stratton, EUA [PAPER IN SPANISH] New PC Applications for Instant Spectral Analysis for Direct Detection of Hydrocarbons in Stratton Mounta

H. A. Correa Correa, D. A. Ramírez Mejía

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... espectrales (frecuencias constituyentes) es llamado descomposición espectral. La descomposición espectral provee un nuevo medio de utilización de datos...

2004

High-Frequency Cyclicity in the Mediterranean Messinian Evaporites: Evidence for Solar–Lunar Climate Forcing

Vinicio Manzi, Rocco Gennari, Stefano Lugli, Marco Roveri, Nicola Scafetta, B. Charlotte Schreiber

Journal of Sedimentary Research (SEPM)

... to the Nyquist frequency for annually resolved records, and that the spectral uncertainty increases with the period, as expected. The record of thickness variation...

2012

Macrotidal Subarctic Environment of Turnagain and Knik Arms, Upper Cook Inlet, Alaska: Sedimentology of the Intertidal Zone

Susan Bartsch-Winkler, A. Thomas Ovenshine

Journal of Sedimentary Research (SEPM)

... Inlet tidal stream atlas: Fairbanks, Univ. Alaska Inst. Marine Science Report R73-6, 24 p. MURPHY, R. S., CARLSON, R. F., NYQUIST, D., AND BRITCH, R...

1984

Testing Periodicity of Depositional Cyclicity, Cisco Group (Virgilian and Wolfcampian), Texas

Wan Yang , Michelle A. Kominz

Journal of Sedimentary Research (SEPM)

... on the frequency axes are Milankovitch line spectra at 300 Ma. fn is the Nyquist frequency. See text for discussion. End_Page 1221...

1999

Subsurface Structure of the Eastern Edge of the Zagros Basin as Inferred from Gravity and Satellite Data

Mohamed N. Bushara

AAPG Bulletin

... to geophysical prospecting: New York, McGraw-Hill, 630 p. Eckstein, B. A., J. Nyquist, and J. H. Luetgert, 1986, Two-dimensional and two-and-one...

1995

Fourier Grain-Shape Analysis of Coastal and Inner Continental-Shelf Sand Samples: Oceanside Littoral Cell, Southern Orange and San Diego Counties, Southern California

Robert H. Osborne, Chia-Chen Yeh

Special Publications of SEPM

... to twice the distance between suc cessive observations If the Nyquist frequency is exceeded error may be introduced by the incorporation...

1991

Theory and Applications of Time Series Analysis to Wireline Logs: Chapter 5

John H. Doveton

AAPG Special Volumes

... corresponds to the Nyquist frequency. This is a limit beyond which higher frequency wavelets cannot be estimated and is set by the data spacing...

1994

Neochnology of a Microtidal Carbonate Intertidal Zone: Abu Dhabai, U.A.E.

Drew Brown, Hilary Corlett, Tom Kibblewhite, Fiona Whitaker, John-Paul Zonneveld, Murray Gingras

PALAIOS

... of Sedimentary Environments, Elsevier, Amsterdam, v. 64, p. 705–750. PA L A I O S KOPCZNSKI, K.A., BUYNEVICH, I.V CURRAN, H.A., CARIS, J., AND NYQUIST...

2024

Modeling of Azimuthal Gamma Ray Tools for Use in Geosteering Unconventional Reservoirs

Haijing Wang, Ed Stockhausen, Dennis Wyatt, Dean Gulick

Unconventional Resources Technology Conference (URTEC)

... because measurements from sampling frequency higher than Nyquist frequency will alias back as noise in the logging data (Conaway et al., 1980...

2018

The Rise and Fall of a Cratonic Arch: A Regional Seismic Perspective on the Peace River Arch, Alberta

David W. Eaton, Gerald M. Ross, Jacqueline Hope

CSPG Bulletin

... frequency from 56 to 80 Hz. Unfortunately, seismic data quality in this region is seasonally variable and often better in the winter when the ground...

1999

Cyclostratigraphy and Chronology of the Albian Stage (Piobbico Core, Italy)

Alessandro Grippo, Alfred G. Fischer, Linda A. Hinnov, Timothy D. Herbert, Isabella Premoli Silva

Special Publications of SEPM

.... Power Spectra In order to obtain a more objective view of the cyclicities we turn to the frequency domain of power spectra. We employed tapered Thomson...

2004

Constraints on the nature and thickness of sedimentary fill and underlying basement rocks in Bowser and Sustut basins, north-central British Columbia from analysis of potential field data

Carmel Lowe, Judith Baker, Carol Evenchick

CSPG Bulletin

...). Sample window locations and corresponding radially-averaged power spectra are shown in Figure 9. In each case, the spectra are truncated at the Nyquist...

2006

Lunar Helium-3 Energy Resources

Harrison H. Schmitt

AAPG Special Volumes

..._For_Space_Exploration.pdf (accessed December 19, 2011).Pepin, R. O., L. E. Nyquist, D. Phinney, and D. C. Black, 1970, Rare gases in Apollo 11 lunar...

2013

Three-Dimensional Sedimentary Architecture of a Large, Mid-Channel Sand Braid Bar, Jamuna River, Bangladesh

James L. Best, Philip J. Ashworth,, Charles S. Bristow, Julie Roden,

Journal of Sedimentary Research (SEPM)

... shift, and a 40% Nyquist frequency cutoff filter. Details regarding GPR data processing techniques and their impact on the interpretation of alluvial...

2003

Prospectivity of volcanic basins: Trap delineation and acreage de-risking

Max Rohrman

AAPG Bulletin

... of the interpretations. Finally, care has to be taken not to use too small wavelength filters in order not to exceed the Nyquist frequency of the data set...

2007

Assessing the internal character, reservoir potential, and seal competence of mass-transport deposits using seismic texture: A geophysical and petrophysical approach

Tiago M. Alves, Kuncho Kurtev, Gregory F. Moore, Michael Strasser

AAPG Bulletin

...., 1980, Use of high-frequency (3.5 kHz12 kHz) echograms in the study of nearbottom sedimentation processes in the deep-sea: A review: Marine Geology, v. 38...

2014

Vertical anomaly clusters: Evidence for vertical gas migration across multilayered sealing sequences

Martino Foschi, Joseph A. Cartwright, and Frank J. Peel

AAPG Bulletin

... the seismic data were acquired with a sampling interval of 4 ms allowing a maximum theoretical frequency of 125 Hz (Nyquist frequency). The CDP trace...

2014

< Previous   3   4   5   6   7   Next >