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The AAPG/Datapages Combined Publications Database
Showing 11,713 Results. Searched 200,357 documents.
Let's Use More of the Electromagnetic Spectrum
Allen M. Feder
GCAGS Transactions
...Let's Use More of the Electromagnetic Spectrum Allen M. Feder 1964 Vol. 14 (1964), Technical and economic factors have led to acceptance and use...
1964
Obtaining Timescales for Cyclostratigraphic Studies
Walther Schwarzacher
Special Publications of SEPM
... development. The power spectrum of the cumulative curve plotted using a logarithmic scale for both the frequency and power shows an almost straight-line...
2004
Data Transfer Company Skyrockets On Seismic Demand Growth
PESA Staff
Petroleum Exploration Society of Australia (PESA)
... Spectrum Data Ch ief Executive Officer Guy Holmes out the front of the recently refurbished and upgraded Australian Data Management Centre...
2006
Surface Source Technology
Stan D. Brasel
Pacific Section of AAPG
... and hence the broader the frequency spectrum. On the right side of Figure 4 is shown Model 735 pulses from two test locations. The only significant...
1972
Origin's Clean Energy Advantage
R. Lovibond
Petroleum Exploration Society of Australia (PESA)
... in that it has an asset base of over $2.5 billion spanning the hydrocarbon based energy supply chain, from exploration and production through power generation...
2001
Application of Nuclear Magnetic Resonance (NMR) Logs in Tight Gas Sandstone Reservoir Pore Structure Evaluation
Liang Xiao, Zhi-qiang Mao, Xiu-hong Xie
Petroleum Exploration Society of Australia (PESA)
... of the piecewise power function between nuclear magnetic resonance (NMR) transverse relaxation T2 time and capillary pressure (Pc) are established. A novel method...
2016
AAPG Studies in Geology 47: Geological Perspectives of Global Climate Change, Chapter 11 - The Search for Patterns in Ice-Core Temperature Curves
Davis, John C.; Bohling, Geoffrey C.
AAPG Special Volumes
... of the different periodicities, can be estimated and displayed as a spectrum, or plot of power versus periodicity.2 Figure 6 is the power spectrum...
2001
Spectral Balancing of Seismic Data Using Spectral Decomposition; #41976 (2017)
Satinder Chopra, Kurt J. Marfurt
Search and Discovery.com
... spatially and in the given time window, which yields a smoothed average power spectrum, given by Pavg(t, f). Next, the peak of the average power spectrum...
2017
Development of Raman Spectroscopy as a Thermal Maturity Proxy in Unconventional Resource Assessment
Grant Myers, Kelsey Kehoe, Paul Hackley
Unconventional Resources Technology Conference (URTEC)
... per sample. Map areas were ~5,000 μm2, with a spectrum collected from every square micrometer. The organic carbon G- (Graphitic-) and D- (Disordered...
2018
Relative inversion for extended elastic impedances
Peter Harris, Kathryn Young
International Meeting for Applied Geoscience and Energy (IMAGE)
... that are insensitive to the LFC definition. In coloured inversion, the impedance spectrum may be defined by a simple power law perhaps calibrated regionally...
2024
Abstract: Investigating the Low Frequency Content of Seismic Data with Impedance Inversion; #90187 (2014)
Heather J. E. Lloyd and Gary F. Margrave
Search and Discovery.com
..., Integration: Geoscience Engineering Partnership, 6-12 May 2013, Calgary, AB, Canada Determine a scalar that matches the mean power from the spectrum...
2014
Geothermal energy
John Gibb, Elliot Yearsley
GEO ExPro Magazine
... depth. The power that such a system provides ranges between 2 and 20 kW, which is sufficient for a single house. But what if you would drill a little...
2023
Quantitative Analysis of a Cyclic Peritidal Carbonate Sequence, the Middle and Upper Devonian Lost Burro Formation, Death Valley, California--A Possible Record of Milankovitch Climatic Cycles
Wan Yang , Fraka Harmsen , Michelle A. Kominz
Journal of Sedimentary Research (SEPM)
... were performed on the series. In this case, the short-period spectral peaks on the gamma-corrected spectrum are clearly separated and spectral power...
1995
Looking back, moving forward
Wolfgang Schlager
Special Publications of SEPM
... clinoforms is high sediment supply at the top, gravity transport down the slope and decay of transporting power on the flat basin floor. Carbonates...
2005
A method to evaluate pore structures of fractured tight sandstone reservoirs using borehole electrical image logging
Liang Xiao, Junran Li, Zhiqiang Mao, and Hongyan Yu
AAPG Bulletin
.... A classified power function (CPF) may be used to accurately construct a Pc curve using the porosity spectrum. This method involves the following procedures...
2020
Application of Pseudorandom m-Sequences for Seismic Acquisition
Joe Wong
Search and Discovery.com
..., and T = L*W is the period of the sequence. Because an m-sequence is periodic, its power spectrum discrete; with values at the discrete frequencies fn =n*'f...
Unknown
Application of Pseudorandom m-Sequences for Seismic Acquisition
Joe Wong
Search and Discovery.com
..., and T = L*W is the period of the sequence. Because an m-sequence is periodic, its power spectrum discrete; with values at the discrete frequencies fn =n*'f...
Unknown
Abstract: Models and data for tidal power studies
David Greenberg
Atlantic Geology
...Abstract: Models and data for tidal power studies David Greenberg atlantic geology . volume 46 . 2010 52 Models and data for tidal power studies...
2010
Table 1 Wave Power and Delta Morphologies
James M. Coleman, David B. Prior
AAPG Special Volumes
...Table 1 Wave Power and Delta Morphologies James M. Coleman, David B. Prior 1980 170 171 CN 15: Deltaic Sand Bodies A. Wave Power End_Page 170...
1980
Revolution in Energy Fuels and Minerals
Maury M. Travis
Earth Science Bulletin (WGA)
...), - to an amazing proliferation of nuclear power plants and the second uranium boom of the 1950’s –1960’s, - to the commercial marriage of marine...
1968
Abstract: Towards Using Harmonic Noise to Image Shallow Thin Reflectors; #90187 (2014)
Christopher B. Harrison, Gary Margrave, Michael Lamoureux, Art Siewert, Andrew Barrett, and Helen Isaac
Search and Discovery.com
... the complex-valued time-frequency spectrum produced by the Gabor transform. The first method is time-dependent Gabor decomposition (TDGD), which decomposes...
2014
ABSTRACT: An effect of pressure on the coal structure and microtexture
Ł. Smĕdowski
The Society for Organic Petrology (TSOP)
.... The laser power at the sample surface was controlled at ca 0.5 mW. The laser spot diameter reaching the sample at ca 1 m was much larger than...
2013
Bi-directional LSTM-based non-causal deconvolution
G. Roncoroni, I. Deiana, E. Forte, M. Pipan
International Meeting for Applied Geoscience and Energy (IMAGE)
...ve the reflection polarities, even in complex zones like subsalt reflections and the multiple reflections at around 2s. The power spectrum of the LSTM outp...
2024
Identifying Spikes in Sonic Slowness and in Resistivity in the Tuscaloosa Marine Shale Using Continuous Wavelet Transform
Carol Wicks, Samiha Naseem
GCAGS Journal
... the wavelet-power spectrum using a procedure outlined in the online interactive tool (http://atoc.colorado.edu/research/wavelets/) provided...
2017
3-D Seismic Volume Visualization in Color; #42491 (2020)
Satinder Chopra, Ritesh Kumar Sharma, Kurt J. Marfurt
Search and Discovery.com
... are rendered on workstation monitors. The Visible Spectrum Light consists of waves that form a small region of the electromagnetic spectrum...
2020