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The AAPG/Datapages Combined Publications Database
Showing 10,855 Results. Searched 200,630 documents.
Magnetostratigraphy of Permo-Carboniferous Time
Neil D. Opdyke
Special Publications of SEPM
... to that observed before and after the Cretaceous quiet zone (KQZ). The earth's magnetic field seems to have two states, one with reversal frequencies...
1995
Western Caribbean intraplate deformation: Defining a continuous and active microplate boundary along the San Andres rift and Hess Escarpment fault zone, Colombian Caribbean Sea
Luis Carlos Carvajal-Arenas, and Paul Mann
AAPG Bulletin
... restorations. Regional Analysis of Potential Field Data We processed all of the gravity and magnetic grids using Geosoft Oasis Montaj software...
2018
Non-Seismic Geophysical Modelling Methods for Realistic Characterisation of 3D Geology in Greenfields Exploration: a Case Study from the Southern Carnarvon Basin, Australia
Helen Gibson, Chloe Burney, Desmond FitzGerald, Matt Zengerer
Indonesian Petroleum Association
..., and the potential field data. Results of the magnetic property optimisation revealed a predominant magnetisation of the basement, as expected. Results of the density...
2014
Validity of Polar and Continental Movement Hypotheses Based on Paleomagnetic Studies
J. W. Northrop III , A. A. Meyerhoff
AAPG Bulletin
... of the earth's magnetic field is essentially correct. The last involves two corollary assumptions: (a) that the geomagnetic and rotational poles always have...
1963
Geological History of the Arctic Ocean
Jane Whaley
GEO ExPro Magazine
.... “At GETECH we hold the world’s most extensive commercial library of gravity and magnetic data, which we are using this build up our knowledge...
2007
Some Problems of Coordinated Study of the Deep Subsurface of the East Carpathians
M. I. Mel’nichuk, V. G. Kuznetsova, I. Sh. Rakhimova
Petroleum Geology: A Digest of Russian Literature
... to the deep subsurface. During the course of several years repeated observations were made of the vertical component of the magnetic field within...
1974
Porosity Evaluation of Shales Using NMR Secular Relaxation
Hugh Daigle, Andrew Johnson, J. P. Gips, Mukul Sharma
Unconventional Resources Technology Conference (URTEC)
... relaxation in a porous medium in the presence of an inhomogeneous magnetic field is mainly the result of four processes: intermolecular dipolar coupling...
2014
ABSTRACT
Search and Discovery.com
N/A
Pulsed Power Plasma Stimulation Technique Experimental Study on Single Pulse Test for Fractures Initiation
Yue Xiao, Waylon House, Ebru Unal, Mohamed Soliman
Unconventional Resources Technology Conference (URTEC)
... current operate on microsecond time scales. In both laboratory and near zone field applications where transient magnetic effects dominate...
2018
Structural Framework of Sunda Shelf
Zvi Ben-Avraham, K. O. Emery
AAPG Bulletin
... graphically as described by Parke et al. (1971). In the construction of the magnetic anomaly map (Fig. 21), the regional field was reduced by 150 gammas...
1973
Application of Integrated Geophysical Techniques to Characterize the Edwards Aquifer, Texas
Charles B. Connor, Stewart K. Sandberg
Bulletin of South Texas Geological Society
... of the secondary magnetic field (Spies and Frischknecht, 1991). Data obtained from many transmitter cycles are stacked to cancel random noise. For each loop...
2001
Research Methods Paper A Quick and Inexpensive Sample Preparation Method for AMS Microfabric Analysis in Fine-Grained Sediment
D. Cummings, R.W.C. Arnott
Journal of Sedimentary Research (SEPM)
... at the time of sediment deposition. Anisotropy of magnetic susceptibility, or AMS, is a sophisticated yet simple method for measuring grain fabric...
1998
Update on the geophysical expression of the Abra sedimentary replacement Pb-Ag-Cu-Au deposit, Western Australia
David Stannard, Jayson Meyers, Ed Turner, Angelo Scopel
Petroleum Exploration Society of Australia (PESA)
... of the magnetic polygonal model lead to the discovery of the deposit in 1981. A constrained potential field inversion study by Eden (2011) showed that the known...
2019
Newly-recognised Continental Fragments Rifted from the West Australian Margin
S. E. Williams, J. M. Whittaker, R. D. Müller
Petroleum Exploration Society of Australia (PESA)
... and Australia within the Perth Abyssal Plain. Total-field surface marine magnetic anomaly data collected in October–November 2011 onboard the R/V...
2013
Liquid Nitrogen Cooled SQUID Magnetometer for TEM, by Andreas Chwala, Ronny Stolz, Marco Schulz, Frank Bauer, Rob Ijsselsteijn, Eddie Köstlin, and Hans-Georg Meyer, #40407 (2009).
Search and Discovery.com
2009
Revised Sea-Floor Spreading History of the Argo Abyssal Plain
Dona Mihut, R. Dietmar Müller
Petroleum Exploration Society of Australia (PESA)
... magnetic data jointly with gridded gravity and bathymetry data to construct a new plate kinematic model. A complete set of anomalies from M26 (155.0 Ma...
1998
Geophysical and Petrological Study of Precambrian of Central Alberta, Canada
G. D. Garland , R. A. Burwash
AAPG Bulletin
... it is shown that the major part of the gravitational as well as magnetic anomaly field must be due to Precambrian features. The results should...
1959
ABSTRACT: Definition of Williston Basin Basement Structural Trends, Features, and Plays Utilizing High Sensitivity Aeromagnetic Data
Richard B. Inden, Ed de Ridder, Penny Frush, David Lindsey, Bill Pearson
Williston Basin Symposium
... are delineated using a vertical derivative map, and residualized stacked line profile displays, in conjunction with 2-D magnetic models...
1995
A New Compass for Geologists: GEOLOGICAL NOTES
F. B. Plummer
AAPG Bulletin
... constructed a new compass. The instrument has been designed according to specifications furnished by experienced field geologists to improve upon...
1921
The Application of Digital Computers to Exploration Operations: Abstract
James M. Forgotson Jr.
Tulsa Geological Society
... of the gravity or magnetic field are amenable to computer solution. The theoretical gravity or magnetic effect resulting from a known, or hypothetical...
1963
Abstract: Late Devonian - Early Carboniferous evolution of the Cobequid Highlands
G. Pe-Piper, D. J. W. Piper
Atlantic Geology
... on geophysical data and field mapping, but takes into account recent geochronology. The earliest basin sedimentation and volcanism in the eastern Cobequid...
1995
ABSTRACT: Paleomagnetic Constraints on Timing of Reddening in Ferruginous Draping Beds, Sacramento Mountains, New Mexico, by Kevin E. Nick and R. Douglas Elmore; #91043 (2011)
Search and Discovery.com
2011
2010
Use of Remote Sensing Images for Study of Tectonics of the Botuobinsk Oil-Gas Region
L. G. Chuganov
Petroleum Geology: A Digest of Russian Literature
... of lineaments in the Tevriz gas field in the south of West Siberia. An increase in density of lineaments is noted above buried anticlines...
1985
Abstract: Prediction of Porosity and Permeability of Heterogeneous Shaly Gas Sand Reservoirs Using Neural Network Algorithm
G. M. Hamada, M. A. Elshafei
Geological Society of Malaysia (GSM)
... interpretation methodologies are essential for improved reservoir characterization. Nuclear magnetic resonance (NMR) logs differ from conventional...
2017