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The AAPG/Datapages Combined Publications Database
Showing 296 Results. Searched 200,685 documents.
Time-lapse electrical resistivity and induced polarization monitoring of a simulated ecosystem scale coastal flooding experiment
Moses B. Adebayo, Solomon Ehosioke, Efemena D. Destiny, Anya M. Hopple, Peter Regier, Patrick J. Megonigal, Nicholas D. Ward, Vanessa L. Bailey, Kennedy O. Doro
International Meeting for Applied Geoscience and Energy (IMAGE)
... inundation by measuring the resistivity and phase shift at 10 Hz for 9 hours, followed by 90 hours of system recovery observation. We inverted each...
2023
Real-time and quantitative monitoring of CO2 injection with rapid-repeat time-lapse vertical seismic profile data
Xiaohui Cai, Kristopher Innanen, Qi Hu, Scott Keating, Matthew Eaid, Donald Lawton
International Meeting for Applied Geoscience and Energy (IMAGE)
... addressed using a cross-correlation scanning scheme. The DAS data measure the strain ratio, and thus it was converted to strain by -90o phase shift...
2023
Geophysical Monitoring with Seismic Metamaterial Contrast Agents
Quin R. S. Miller, H. Todd Schaef, Satish K. Nune, Ki Won Jung, Jeffrey A. Burghardt, Paul F. Martin, Matthew S. Prowant, Kayte M. Denslow, Chris E. Strickland, Manika Prasad, Mathias Pohl, Piyoosh Jaysaval, B. Peter McGrail
Unconventional Resources Technology Conference (URTEC)
... to measure the resulting Figure 3. Schematic of geophysical core test apparatus strain (Figure 3). The phase shift between the imposed for measuring...
2019
Uniting Petrophysics and Stratigraphy to Decipher Classified Facies from a Pre-Stack 3D Inversion: Wolfcamp and Spraberry, Howard County, Midland Basin, #10946 (2017).
Stephen P. Gardner, Katie-Joe McDonough, Robert Lieber, Ray Vogler, Scott Cook, Michael Pollachek
Search and Discovery.com
... Zp –VS- PRESTACK INV Zp .647 5.2% error 6185-8450 WFMP Cross plot: -42 deg Phase shift P impedance –vs- Vol SS% P impedance –vs- Vol LS% Total...
2017
A case study of natural gas hydrates (NGH) in offshore NW Sabah: Identification, shallow geohazard implication for exploration drilling, extraction challenges and potential energy resource estimation
John Jong, Goh Hui Sin, Steve McGiveron, Jim Fitton
Geological Society of Malaysia (GSM)
...). The stability of the GHSZ can be disturbed when a small amount of salt (NaCl) is added into water, resulting in a phase boundary shift to the left, where...
2020
2007 CSPG/CSEG GeoConvention, Calgary, Alberta, May 14-17, 2007 - Abstracts, #90168 (2013).
Search and Discovery.com
2013
2007 CSPG/CSEG GeoConvention, Calgary, Alberta, May 14-17, 2007 - Abstracts, #90168 (2013).
Search and Discovery.com
2013
Chapter 7: Advanced Reservoir Characterization Using 3D Seismic Data in Badger Basin, Bighorn Basin, Wyoming
John E. Buggenhagen
Montana Geological Society
... shift migration was performed using 90% of the smoothed final velocity model. The result of this processing sequence...
1997
Acoustic and Elastic Modeling of Seismic Time-Lapse Data from the Sleipner CO2 Storage Operation
R. J. Arts, M. Trani, R. A. Chadwick, O. Eiken, S. Dortland, L. G. H. van der Meer
AAPG Special Volumes
... = base Utsira sand; TWT = two-way traveltime.The data were stacked and migrated using the NMO-velocity model, with the application of a phase shift...
2009
Innovative design and re-completion strategies for CO2 injection wells a case study
T. Ahmad, K. Wuttke, M. Allison, D. Bason, P. Barraclough
Australian Energy Producers Journal
... Sonde/Hole Inclination (SDEV_SL) 0 (DEG) 10 0 Gamma Ray (GR_WPGRT_SL) (GAPI) 150 500 0 1200 Tension (TENS_SL) (LBF) WPPCM Phase Shift (PH_SH_WPPCM...
Unknown
An Analysis of a Seismic Reflection from the Base of a Gas Hydrate Zone, Offshore Peru (1)
JOHN J. MILLER , MYUNG W. LEE , and ROLAND VON HUENE
AAPG Bulletin
... (Ballesteros et al., 1988). A cursory examination of these BSRs showed the high amplitude and phase shift (polarity reversal) that typifies bright spots...
1991
Fibre Optic Seismic Technology
Andrew Long
Petroleum Exploration Society of Australia (PESA)
... to the interferometer, causing a phase shift in the light signal. The degree of phase shift in units of radians is linearly proportio nal to the amount...
2006
Abstract: Sequence Stratigraphic Models - Latitudinally Derived Differences; #120178 (2015)
C. M. Fraticelli, J. R. Suter
Search and Discovery.com
... latitude systems show a phase shift in the expected arrangement of sands vs shales. High latitude systems in an icehouse world, where eustatic changes...
2015
Diving wave tomography: Velocity modelling using first arrival traveltime
Amatul Syafi Abdul Basit, Abdul Rahim Md Arshad, Arulini Permalu
Geological Society of Malaysia (GSM)
... modelling using first arrival traveltime Figure 9: The seismic section before (A) and after (B) depth migration, which shows phase shift...
2022
Pushing the Production Limits in a Complex Channel Sand Reservoir A Case Study
Nurul Hasani, Ferry Syafrian, Prasetyo Hadi, Tubagus Nasirudin, Adjie Setiawan, Julianta Parlindungan Panjaitan, Yus Willian, Laurence Reynolds
Indonesian Petroleum Association
... create directional sensitivity to conductivity changes in the formation. Directional measurements of electromagnetic phase shift and attenuation...
2012
Seismic Characterization of a "Compound Tectonic Wedge" Beneath the Rocky Mountain Foreland Basin, Alberta
Donald C. Lawton, Chakrit Sukaramongkol,, Deborah A. Spratt
CSPG Bulletin
... shallow reflectors. Post-stack migration tests were undertaken with similar results being obtained for finite difference, phase-shift and f-k migration...
1996
Seismic simulations of experimental strata
Lincoln Pratson, Wences Gouveia
AAPG Bulletin
..., Migration of seismic data by phase shift plus interpolation: Geophysics, v. 49, no. 2, p. 124ñ131. Hamilton, E. L., 1980, Geoacoustic modeling...
2002
Bayesian variational auto-encoder for seismic wavelet extraction
Ammar Ghanim, Ricard Durall, Norman Ettrich
International Meeting for Applied Geoscience and Energy (IMAGE)
... in the loss function, produces wavelets that exhibit improved alignment with the ground-truth phase-shift behavior. Furthermore, these wavelets better match...
2023
Locating Bypassed Reserves in Geologically Complex Mature Fields Environments, #41022 (2012)
Mike Dautel, Jason Pitcher, Michael Bittar
Search and Discovery.com
..., phase shift and attenuation data are acquired in 32 azimuthally oriented bins referenced to either the high side of the borehole or magnetic north using...
2012
3-D Surface-Wave Estimation and Separation Using an Iterative Closed-Loop Approach; #41898 (2016)
Tomohide Ishiyama, Gerrit Blacquiere
Search and Discovery.com
... )e j pm ( )r r Travel-time phase shift S : Source properties H : Horizontal propagation operator X : Earth propagation operator 20 Multi-modes...
2016
Modern Marine 3D Seismic Acquisition - Technical Considerations
Chris Walker
Petroleum Exploration Society of Australia (PESA)
... and another in the UK sector of the North Sea - have been processed using a shot record Phase Shift Plus Interpolation (PSPI) 3D depth migration applied...
1997
Prospect Definition Using Cost-Effective 2-D Swath in Rocky Mountain Stratigraphic Traps
James R. Oltmans II
Rocky Mountain Association of Geologists
... vary. While this clock variance may be microseconds/sec the separate systems could record a phase shift relative to each other at deeper events...
1995
Magneto-Telluric Method Applied to Geothermal Prospecting*
Gerard Cormy
Southeast Asia Petroleum Exploration Society (SEAPEX)
... of the dispersion of the phase shift values obtained after any harmonic analysis. The whole of the processing is highly sophisticated and requires the use...
1975
Research on reservoir prediction based on compressed sensing and inversion theory
Qing Zhou, Jianli Wang, Qian Yu, Heng Zhang
International Meeting for Applied Geoscience and Energy (IMAGE)
... the impedance inversion result data after lowfrequency compensation with the 90°phase shift data, the original impedance inversion data in the work...
2022
Marine Seismic Sources: Part XIII: The Far Field Response of an Air Gun Array
Martin Landrø, Lasse Amundsen
GEO ExPro Magazine
... incidence on the sea floor beyond the critical angle, there is a perfect reflection with an accompanying phase shift. This reflection can be represented...
2012