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The AAPG/Datapages Combined Publications Database
Showing 252 Results. Searched 195,354 documents.
Tectonic Development of Trench-Arc Complexes on the Northern and Southern Margins of the Venezuela Basin: Small Basin Margins
John W. Ladd , Joel S. Watkins
AAPG Special Volumes
... with a pass band of 15 to 50 Hz. During display a time-varying AGC was applied with a short window length of a few tens of milliseconds at the water...
1979
Parameterizing and Block-Averaging Electrical Characteristics of a Reservoir: an Essential part of Electrical/Electromagnetic Evaluation of Production Process: Reservoir Characterization and Modeling
A. J. Mansure
AAPG Special Volumes
... resistivity. When the measurement uses transient or time-varying fields, the potential for dependency on frequency (or on how the measurement technique...
1991
Middle and Upper Jurassic Depositional Environments at Outer Shelf and Slope of Baltimore Canyon Trough
L. A. Gamboa , M. Truchan , P. L. Stoffa
AAPG Bulletin
... of two-way time. Data were deconvolved before and after stacking and were displayed with a time-varying band-pass filter and automatic gain control...
1985
Crustal and Lithospheric Structure of the CarpathianPannonian Region: A Geophysical PerspectiveRegional Geophysical Data on the CarpathianPannonian Lithosphere
L. Pospil, A. dm, J. Bimka, P. Bodlak, T. Bodoky, P. Dvnyi, H. Granser, E. Hegeds, I. Jo, A. Kendzera, L. Lenkey, M. Nemok, K. Posgay, B. Pylypyshyn, J. Sedlk, W. D. Stanley, G. Starodub, V. Szalaiov, B. ly, A. utora, G. Vrga, T. Zsros
AAPG Special Volumes
... communication). Magnetotelluric data consist of measurements of the orthogonal components of time-varying, surface magnetic fields and the associated electric...
2006
Salt Tectonics and its Effect on Sediment Structure and Gas Hydrate Occurrence in the Northwestern Gulf of Mexico from 2D Multichannel Seismic Data
Dan'l Lewis, William Sager
GCAGS Journal
... moveout correction, as well as dip moveout velocity analysis every mile and a 60-fold dip moveout stack. Noise suppression, a time varying filter...
2012
Fractal analysis of tight shaly sandstones using nuclear magnetic resonance measurements
Jin Lai, Guiwen Wang, Zhuoying Fan, Zhenglong Zhou, Jing Chen, and Shuchen Wang
AAPG Bulletin
... to an applied, time-varying magnetic field, is preferred in the laboratory because it is a more rapid measurement (Daigle et al., 2014a). The T2 in the NMR...
2018
Flow Rate Behavior and Imbibition Comparison Between Bakken and Niobrara Formations
Dongmei Wang, Jin Zhang, Raymond Butler, Adam Clark, Rachel Rabun, Dave Koskella
Unconventional Resources Technology Conference (URTEC)
... measurements in ultra-low permeability media (shale, intact igneous rocks, salt, low porosity carbonates, anhydrite, etc.) with time-varying properties...
2014
A Natural Environmental Information and Impact Assessment System
Peter G. Rowe, Joel L. Gevirtz, Phil Weichert
GCAGS Transactions
.... Furthermore, most land-use categories must be considered as time-varying inputs, changing in relation to independent or successive stages...
1977
Time-Lapse Geophysics for Mapping Fluid Flow in Near Real Time: Results from a Controlled Mesoscale Experiment
Roelof Versteeg
Special Publications of SEPM
..., 1997, Inner core rotation rate from small-scale heterogeneity and time-varying travel times: Science, v. 278, p. 1284–1288. ELSON, L., ALLEN, M...
2004
Competence of Fine-grained Debris Flows
Monty A. Hampton
Journal of Sedimentary Research (SEPM)
...-varying properties, and it is conceivable that every level within a particular flow was sheared for some time during the life of the flow. The "mass...
1975
Seaward-Branching Coastal-Plain and Piedmont Incised-Valley Systems Through Multiple Sea-Level Cycles: Late Quaternary Examples from Mobile Bay and Mississippi Sound, U.S.A.
D. Lawrence Greene Jr., Antonio B. Rodriguez, John B. Anderson
Journal of Sedimentary Research (SEPM)
... processed by applying a time-varying gain of 4 db per 10 ms. Data collected using the Codatm system were processed by applying a time-varying gain of 2.5 db...
2007
Mixed Process, Humid-tropical, Shoreline–shelf Deposition and Preservation: Middle Miocene–modern Baram Delta Province, Northwest Borneo
Daniel S. Collins,, Howard D. Johnson, Peter A. Allison, Abdul Razak Damit
Journal of Sedimentary Research (SEPM)
... by interbedded swaly cross-stratified sandstone and combined-flow-rippled heterolithics, record deposition by time-varying storm and storm-flood...
2018
Hydrocarbon Maturation Modeling of the Southern San Joaquin Basin, California
K. J. Fischer, H. P. Heasler, R. C. Surdam
Pacific Section SEPM
... of compaction on sediment thickness through time. The isotherms shown were generated from the thermal model used in this study. 56 Thermal Modeling...
1988
Delineating cobalt targets from a galvanic and inductive source Sub-Audio Magnetics (SAM) at the Carlow Castle project, Western Australia
Daniel Eremenco, Russell Mortimer, Ed Mead
Petroleum Exploration Society of Australia (PESA)
... the magnetic field response generated by a time varying artificial electrical signal channelled between two current electrodes. This electric current...
2019
Abstract: Geometry Factor for near Surface Borehole Resistivity Surveys: a Key to Accurate Imaging and Monitioring; #90224 (2015)
Kun Guo, Bernd Milkreit, and Wei Qian
Search and Discovery.com
... should be fully repeatable and able to monitor time varying changes. However, data acquisition system mislocations as well as borehole deviation effects...
2015
Microearthquake Studies Across the Basin and Range-Colorado Plateau Transition in Central Utah
Mary E. McKee, Walter J. Arabasz
Utah Geological Association
... simultaneously with the hypocentral parameters to minimize the effect of biased travel-time errors that might be due to an inadequate velocity model...
1982
Current Views on the Deposition and Sequence Stratigraphy of the Great Valley Group, Sacramento Basin
Thomas A. Williams
Pacific Section SEPM
... are subject to complex, time-varying tectonic controls on their stratigraphic evolution. Extrabasinal processes related to the rate and trajectory...
1993
A Phase Diagram for Turbulent, Transitional, and Laminar Clay Suspension Flows
Jaco H. Baas, James L. Best, Jeffrey Peakall, Mi Wang
Journal of Sedimentary Research (SEPM)
... associated with an internal shear layer present within the lower part of transitional clay flows (Fig. 13). In their model, velocity time series at z/h...
2009
Assessing Roles of Volcanism and Basin Subsudence in Causing Oligocene-Lower Miocene Sedimentation in the Northern Rio Grande Rift, New Mexico, U.S.A.
Gary A. Smith, Jessica D. Moore,, William C. McIntosh
Journal of Sedimentary Research (SEPM)
... with observations in the field; Vazzana 1980; Moore 2000). Time-varying discharge and non-point sources of sediment were not simulated. Changes in bed...
2002
Anomalías Gravimétricas y Estimación de Espesor Elástico Efectivo de la Litosfera en Cuencas Antepaís: Cuenca Barinas Apure [PAPER IN SPANISH] Gravity Anomalies and Effective Elastic Thickness Estimates of the Lithosphere in Foreland Basins: Basin Bari
O. Medina, C. Izarra
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... Basin—A Fortran program to model the formation of foreland basins resulting from the flexural deflection of the lithosphere caused by a time-varying...
2009
The geomorphological distribution of subaqueous tufa columns in a hypersaline lake: Mono Lake, U.S.A.
Claire E. Keevil, Mike Rogerson, Daniel R. Parsons, Ramon Mercedes-Martín, Alexander T. Brasier, John. J.G. Reijmer, Anna Matthews
Journal of Sedimentary Research (SEPM)
... and running with very high system time-varying gain settings, it was possible to detect and thus survey the lake bed. Nonetheless, the high gain resulted...
2022
Biological and Mineral Components of an Ancient Stromatolite: Gaoyuzhuang Formation, Mesoproterozoic of China
Lee Seong-Joo, Stjepko Golubic
Special Publications of SEPM
... or sloping couplet for extended time varying growth rates Fig 7 level layers appar at the sed of microorganisms pronounced local microbial More...
2000
Use of Clumped-Isotope Thermometry to Constrain the Crystallization Temperature of Diagenetic Calcite
Katharine W. Huntington, David A. Budd, Brian P. Wernicke, John M. Eiler
Journal of Sedimentary Research (SEPM)
... thermal model (Carslaw and Jaeger 1986; Philpotts 1990). The temperature T at depth x in the country rock below the center of the basalt at time t after...
2011
Custer Formation of Texas: DISCUSSION
Leroy T. Patton
AAPG Bulletin
... the writer is in agreement. Since the uppermost Permian beds of Texas evidently record a time of varying and shifting conditions of deposition both from...
1938
2.3 Detached Sediments in Extensional Provinces: 2.3.3 Gravity Gliding: Structure of the Mexican Ridges Foldbelt, Southwest Gulf of Mexico
R. T. Buffler
AAPG Special Volumes
... by Texaco, Inc. 1) CDP gather 2) P-wave muting 3) Gain modification 4) Moveout/CDP stack 5) Time varying filter, 2600-5000, 5/10-30/40, 7000-13000...
1983