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The AAPG/Datapages Combined Publications Database
Showing 20,859 Results. Searched 200,626 documents.
Semi-quantitative prediction of hydrocarbon gas saturation in carbon dioxide enrichment areas in the South China Sea deepwater
Leyi Xu, Weiwei Zhang, Xumin Liu, Hao Liu, Jianfeng Yang, Yixuan Ma
International Meeting for Applied Geoscience and Energy (IMAGE)
.... By applying the empirical formula to the Aki-Richards equation, Smith and Gidlow express the P-wave reflection coefficient as 5 ∆v p v2 s − 2 8 vp vp...
2023
High-Density Suspensions Formed Under Waves
Michael P. Lamb, Jeffrey D. Parsons
Journal of Sedimentary Research (SEPM)
... of laboratory experiments to investigate the interactions of a turbulent wave boundary layer with a predominantly silt-size sediment bed. Quasi-steady...
2005
Elastic Dispersion in Shale: Laboratory Tests and Rock Physics Modeling
Rune M. Holt, Audun Bakk, Erling Fjær, Serhii Lozovyi, Kim Sarah Mews
International Meeting for Applied Geoscience and Energy (IMAGE)
... and 150 Hz with strain amplitudes smaller or equal to 10-6, like those expected for a seismic wave (see, e.g., Batzle et al., 2006; Lozovyi and Bauer...
2023
Abstract: Converted Wave Receiver Statics from First Break Mode Conversions; #90171 (2013)
Kristof De Meersman and Marcelo Roizman
Search and Discovery.com
...Abstract: Converted Wave Receiver Statics from First Break Mode Conversions; #90171 (2013) Kristof De Meersman and Marcelo Roizman Converted Wave...
2013
Abstract: Converted Wave Receiver Statics from First Break Mode Conversions; #90171 (2013)
Kristof De Meersman and Marcelo Roizman
Search and Discovery.com
...Abstract: Converted Wave Receiver Statics from First Break Mode Conversions; #90171 (2013) Kristof De Meersman and Marcelo Roizman Converted Wave...
2013
Facies-constrained elastic full-waveform inversion for tilted orthorhombic media
Ashish Kumar, Ilya Tsvankin
International Meeting for Applied Geoscience and Energy (IMAGE)
... a and b . Therefore, only one Euler angle (g) has to be obtained from FWI. Synthetic wavefields are computed by solving the anisotropic wave equation using...
2024
The brittleness index estimation of shale reservoir guided by triaxial fracture experiments
Li Min, Wang Yang, Shen Hui, Liu Weihua, Li Chengcheng, Zhang Fangnan
International Meeting for Applied Geoscience and Energy (IMAGE)
... ( Ki ) + i = ( Ki ) + i T m =1 T −1 Where A = diag (1 ,..., M ) . The iterative method is often used to solve equation (9...
2024
Revealing the Uncertainty of Globigerina Limestone Reservoir: Case Study from MBH Field
Rafi Fakhri, Okky Yuditya, Erick Prim Putra, Indra Sumantri, Kian Han
Indonesian Petroleum Association
... al. (2023). In brief, authors try to distinct the reservoir’s characteristic by bring in P-wave (AI) ability to propagate in any medium combining...
2024
Frequency-Domain Waveform Tomography in the Foothills: Velocity Model Estimation with Synthetic Long-Offset Data
Search and Discovery.com
... between the observed waveform data and the modelled, synthetic waveforms. Forward modelling is performed using the acoustic wave equation, and a linearised...
2013
Petrophysical Classification of Siliciclastics for Lithology and Porosity Prediction from Seismic Velocities (1)
LEV VERNIK and AMOS NUR
AAPG Bulletin
... in each equation is very close to the P-wave velocity and S-wave velocity in zero-porosity mineralogical equivalents of the particular groups. Specifically...
1992
On singularity points in elastic orthorhombic media
Alexey Stovas, Yu Roganov, V. Roganov
International Meeting for Applied Geoscience and Energy (IMAGE)
... Journal International, 223, 1118–1129, doi: https://doi.org/10.1093/gji/ggaa367. Alkhalifah, T., 2003, An acoustic wave equation for orthorhombic...
2022
Stacking common-image gathers via the flatten-illumination-similarity method
Chengliang Wu, Huazhong Wang, Bo Feng, Chao Ning, Xianggong Tang
International Meeting for Applied Geoscience and Energy (IMAGE)
...), one-way wave equation migration (Zhang et al., 2003, 2005), and reverse time migration (Baysal et al., 1983) to inversion-based imaging methods like...
2023
Combined elastic FWI of accelerometer and DAS VSP data from a CO2 sequestration test site in Newell County, Alberta
Matthew Eaid, Scott Keating, Kristopher Innanen
International Meeting for Applied Geoscience and Energy (IMAGE)
... applies the elastic frequency domain wave equation operator, and f is the source function. In FWI that assumes point measurements supplied...
2022
Porosity Dependence on Temperature: Limits on Maximum Possible Effect
Lee P. Stephenson
AAPG Bulletin
...; Geol. Soc. America Bull., v. 70, p. 167-205. Timur, A., 1976, Temperature dependence of compressional and shear wave velocities in rocks: SPWLA...
1977
Oceanographic Currents and the Convexity of the Uppermost Continental Slope
Neil C. Mitchell, John M. Huthnance
Journal of Sedimentary Research (SEPM)
... terms from how declining "energy" with water depth allows sediments to steepen. Computer models using the diffusion transport equation with mobility K...
2008
Long-Offset Approximations to NMO Function for a Layered Subsurface
E. Blias
Search and Discovery.com
...: t 2 ( x) c0 c1 x 2 c2 x 4 c3 x 6 ... (B) 2 where c0 T02 , c1 1 VRMS . Equations (B) can be obtained by squaring equation (A). Formula (B...
Unknown
Long-Offset Approximations to NMO Function for a Layered Subsurface
E. Blias
Search and Discovery.com
...: t 2 ( x) c0 c1 x 2 c2 x 4 c3 x 6 ... (B) 2 where c0 T02 , c1 1 VRMS . Equations (B) can be obtained by squaring equation (A). Formula (B...
Unknown
Seismic Attenuation Analysis for Reservoir Description
Search and Discovery.com
... the propagating wave-path. Generally we deduce layer information from the interface information. Acoustic impedance inversion and AVO inversion are two...
2013
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
... (NIP)-wave and the Normal (N)-wave. The first wave is associated with an exploding diffractor which produce the NIP wave of Radius Normal Incident Point...
2012
Abstract: Multi-component or Vector Dip Filtering Using the S-transform; #90187 (2014)
Kristof De Meersman and Majda Mihoub
Search and Discovery.com
... synthetic with dispersive elliptically polarized surface wave noise in the presence of PP and PS reflections and random background noise...
2014
Geophysical Characterization of Carbonate Reservoirs Using Advanced Interpretation Techniques: Applications to Abenaki Formation, Penobscot Block, Nova Scotia; #42083 (2017)
D. Coronel, E. Villamizar, E. Illidge, S. Khurama
Search and Discovery.com
... effect is linked to the rock mechanic-elastic properties. These changes in the reflectivity are the result of the contrasts between the P-wave...
2017
Shale Gas OVT Seismic Data Prestack Trace-Gather Optimization Technique
Yusheng Zhang, Gang Yu, Xing Liang, Benjing Liu, Guangming Hu
Unconventional Resources Technology Conference (URTEC)
... seismic wave transmits in shale reservoirs with different azimuth and incident angle. According to the basic geological structure of shale reservoir...
2015
Abstract: Pantheon HD3D Is An Eni First For Australia
PESA Staff
Petroleum Exploration Society of Australia (PESA)
... that the survey design of long offset (6000m) and high density data in the preferred orientation in combination w ith wave• equation PSDM processing...
2005