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The AAPG/Datapages Combined Publications Database
Showing 16,611 Results. Searched 200,599 documents.
Recent AEM Case Study Examples Using a Full Waveform Time-Domain System for Near-Surface Applications, #41509 (2014).
Jean M. Legault, Alexander Prikhodko, Timothy Eadie, Greg Oldenborger, Vincenzo Sapia, Andrea Viezzoli, Erwan Gloaguen, Bruce D. Smith, Melvyn E. Best
Search and Discovery.com
... the incised valley aquifer where borehole Kilcart #8 is situated. In addition to borehole data, reflection seismic (S2007) and ground electrical tomography...
2014
A simple method of determining sand/shale ratios from seismic analysis of growth faults: An example from upper Oligocene to lower Miocene Niger Delta deposits
S. Pochat, S. Castelltort, J. Van Den Driessche, K. Besnard, C. Gumiaux
AAPG Bulletin
..., reflection and facies variations: Journal of Sedimentary Research, v. 69, p. 980991.Leeder, M. R., and J. Jackson, 1993, The interaction between normal...
2004
Depth Imaging Seeing the Invisible
Vetle Vinje
GEO ExPro Magazine
... estimation. Residual Move Out (RMO) curves picked on image gathers are the primary input to the reflection tomography methods used in velocity model...
2010
Application of time-lapse full waveform inversion of vertical seismic profile data for the identification of changes introduced by CO2 sequestration
Anton Egorov, Andrej Bóna, Roman Pevzner, Stanislav Glubokovskikh, Konstantin Tertyshnikov
Petroleum Exploration Society of Australia (PESA)
..., Time Domain 2d Elastic Full Waveform Tomography. PhD Dissertation, Christian-Albrechts-Universität zu Kiel. Köhn, D., De Nil, D., Kurzmann...
2018
Preliminary Interpretation of Seismic Data from Lower Cook Inlet, Alaska
Michael A. Fisher
Pacific Section of AAPG
..., Alaska show two strong reflections that have been interpreted as returns from erosional surfaces and a third reflection that represents the acoustic...
1976
Multifocusing 3-D Diffraction Imaging for Dectection of Fractured Zones in Mudstone Reservoirs
Alana Schoepp, Evgeny Landa, Stephane Labonte
Unconventional Resources Technology Conference (URTEC)
... conventional reflection imaging is generally not sufficient to resolve such small scale rock properties. Diffracted waves are events generated by small scale...
2014
ABSTRACT 4D Seismic Monitoring of CO2: Practical Considerations, #90103 (2010)
David Lumley
Search and Discovery.com
... offsets and reflection angles; (e) the seismic response to CO2 can be highly nonlinear and non-unique, thus making it difficult to extract accurate...
2010
Abstract: Towards an Optimal Workflow for Azimuthal AVO; #90171 (2013)
David Gray and Shangxu Wang
Search and Discovery.com
... of seismic records: Geophysics, 69, 6, 1560-1568. Lynn, H.B., Simon, K.M. and Bates, C.R., 1996, Correlation between P-wave AVOA and S-wave traveltime...
2013
Morphology, Internal Structure, Seismic Stratigraphy, and Sedimentation of Indus Fan
V. Kolla , F. Coumes
AAPG Bulletin
... and space across the fan, and channel abandonment and avulsion were very common. Seismically, the canyon fill consists of several reflection-free zones...
1987
Amplitude inversion of OBS direct arrivals for seabed elastic properties
James Gaiser, Moacyr de Souza Bazerra, James Simmons
International Meeting for Applied Geoscience and Energy (IMAGE)
... wave (P-wave) methods that use mirror migration, velocity analyses and tomography are not available for shallow converted P- to S-wave (PS-wave) data...
2022
Ultra-deep Jurassic acquisition technology and its application in dual-complex low SN ratio area, Qaidam Basin
Yongguo Wu, Zhenhua He, Di Wu, Yongsheng Wang, Chunrui Han, Hua Yao
International Meeting for Applied Geoscience and Energy (IMAGE)
... of deep underground Jurassic strata is up to 15,000m, so that the S/N ratio of raw data is extremely low, leading to the poor imaging of weak reflection...
2023
Geophysical Investigation Using Resistivity and GPR: A Case Study of an Oil Spill Site at Seberang Prai, Penang
Zaw Win, Umar Hamzah, Mohd Azmi Ismail, Abdul Rahim Samsudin
Geological Society of Malaysia (GSM)
..., Volume 57, December 2011 Geophysical investigation using resistivity and GPR: A case Ground penetrating radar (GPR) GPR uses the reflection...
2011
Geometry and Evolution of the Frontal Part of the Magallanes Foreland Thrust and Fold Belt (Vicuna Area), Tierra del Fuego, Southern Chile
J. Alvarez-Marron , K. R. McClay , S. Harambour , L. Rojas , J. Skarmeta
AAPG Bulletin
... reflection, located near 3 s in two-way traveltime (Figure 6). This reflection has been interpreted as the basement-cover Fig. 5. Seismic line 2...
1993
FWI for the complex Walker Ridge salt province using streamer data
Dorothy Ren, Xin He, Siyun Xu, Fei Gao, Feng Lin, Jiawei Mei
International Meeting for Applied Geoscience and Energy (IMAGE)
... and (f) RTM image. model errors are large and TLFWI’s update power from the tomography term of reflection energy is limited. With a closer input model...
2022
Advanced Seismic-stratigraphic Imaging of Depositional Elements in a Lower Cretaceous (Mannville) Heavy Oil Reservoir, West-central Saskatchewan, Canada
Sabrina E. Sarzalejo Silva, Bruce S. Hart
AAPG Special Volumes
... 466 to 866 ms two-way traveltime. The survey has a dominant frequency of approximately 50 Hz at the reservoir level. The vertical resolution...
2013
Deformation structures in organic-rich shales
Helge Loseth, Lars Wensaas, Marita Gading
AAPG Bulletin
... traveltime), and the rotation is normally less than 10. The first good intra-Cretaceous seismic reflection, approximately 100 ms above the top Spekk...
2011
Geometry of winglike clastic intrusions adjacent to a deep-water channel complex: Implications for hydrocarbon exploration and production
Christopher A.-L. Jackson, Mads Huuse, Gillian P. Barber
AAPG Bulletin
... reflection events referred to in the text are labeled and correlated to the stratigraphic column in panel A. TWT = two-way traveltime in milliseconds. (C...
2011
3-D AVO Analysis and Modeling Applied to Fracture Detection in Coalbed Methane Reservoirs
Antonio C.B. Ramos, T.L. Davis
Rocky Mountain Association of Geologists
... 2400 m/s and dcnsity = 1.5dcm3), producing a large acoustic impedance contrast. This large reflection coefficient is greatly dependent on variations...
1997
Seismic geomorphology, lithology, and evolution of the late Pleistocene Mars-Ursa turbidite region, Mississippi Canyon area, northern Gulf of Mexico
Derek E. Sawyer, Peter B. Flemings, R. Craig Shipp, Charles D. Winker
AAPG Bulletin
... of interbedded sand and mud. Depth scales are true vertical depth below sea surface (TVDSS), meters below sea floor (MBSF), and two-way traveltime below sea...
2007
Pressure prediction using converted shear waves from OBN data: A rock physics approach
Prajnajyoti Mazumdar, Kevin Searles, Bjorn Olofsson, James Gaiser, Terence Krishnasami
International Meeting for Applied Geoscience and Energy (IMAGE)
.../10.1190/segam2013-0660.1 Stork, C., 1992, Reflection tomography in the postmigrated domain: Geophysics, 57, 680–692, doi: https://doi.org...
2023
Fracture Basement Imaging, Identification, and Characterization Through Separated Wave Field Processing Strategies - A Case Study From Offshore Indonesia
Riaz Alai, Afiq Mokhtar, Yonghe Guo, Hendra Iriansyah Darmawan, M Hilman B Roslan
Indonesian Petroleum Association
... – 46th Annual Convention Proceedings, 2022 2 specular reflection energy and image both wave fields separately. The various methods known...
2022
P- and PS-Wave Vector Wavefields for Anisotropic Petrophysics
James Gaiser
Petroleum Exploration Society of Australia (PESA)
... media. These include higher order coefficients in the vertical angle of incidence for PS-wave radial and transverse reflection coefficients, RPSV...
2016
Combination of Seismic Velocity Gradient and Sonic Gradient Variation as a Hydrocarbon Indicator: A Case Study in Clastic Reservoirs in South Sumatra
Iswani Waryono, Wahyu Triyoso
Indonesian Petroleum Association
... from seismic reflection traveltime measurements, Society of Exploration Geophysicists. Mann, J, Hocht, G, Jager, R, Hubral, P., 1999, Common Reflection...
2012
Abstract: SS-wave Reflections from P-wave Sources in Azimuthally Anisotropic Media; #90187 (2014)
James Gaiser and Richard Verm
Search and Discovery.com
... The first model examined is a VTI simplification of the Marcellus shale play. It consists of five layers where the first reflection, at 1323 m deep...
2014
Abstract: P-wave AVAz Modeling: A Haynesville Case Study; #90224 (2015)
Jon Downton
Search and Discovery.com
... of the Cotton Valley Group. Borehole image logs in the area indicate there is often anisotropy in the Cotton Valley and azimuthal traveltime variations...
2015