Heterogeneous Distribution of Calcite Cement at the Outcrop Scale in Tertiary Sandstones, Northern Apennines, Italy

Earle F. McBride , Kitty L. Milliken , William Cavazza , Ubaldo Cibin , Daniela Fontana , M. Dane Picard , Gian Gaspare Zuffa

AAPG Bulletin

... localized hydrologic factors in determining the spatial distribution of authigenic pore-filling calcite. Spherical concretions grew by diffusive supply...

Integrated Digital Outcrop Model (DOM) and Seismic Forward Modeling: Application to Enhance Subsurface Interpretation in Deltaic System of Kutai Basin, East Kalimantan

Dicky Harishidayat, Leon Taufani, Iqbal Fardiansyah, Ari Wibowo

Indonesian Petroleum Association

... coordinates using handheld conventional GPS, within +/- 0.5 m relative precision after correction. Pseudo-wells derived from measured stratigraphic sections...

The General Characteristics of Moonpools of Uniform and Non-Uniform Cross-Sections

D. P. K. Fung

Southeast Asia Petroleum Exploration Society (SEAPEX)

... = 2   S 0 b 2 = S 1 0.2122 ρ The Equation of Motion for Wave Excitation The non-dimensinalized equation of motion...

Temporal Variations in Beach and Nearhore Dynamics

E. H. Owens

Journal of Sedimentary Research (SEPM)

... beaches on the Magdalen Islands in the Gulf of St. Lawrence shows that the exposed west coast has a distinct seasonal wave climate...

Integrated Geological and Engineering Evaluation of the Gobe Fields: Part I. Structural, Stratigraphic and Reservoir Modelling as Input to Development Planning and Well Targeting

Stan P. Franklin, Ken C. Richards, William F. Robinson IV

Papua New Guinea (PNG) Petroleum Convention Proceedings

...). At surface, the anticline appears cylindrical and non-plunging at this location. It is possible that the Toro-Iagifu conicity reflects a proximity...

Scanning Electron Microscopy of the Fine Fraction of Recent Carbonate Sediments from Bimini, Bahamas

Ronald Dennis Stieglitz

Journal of Sedimentary Research (SEPM)

... the stem or trapped among the head filaments. Roughly spherical bodies always present in samples of the head are thought to be involved...

Reservoir Characterisation Study: Inter Well Reservoir Property Prediction and Mapping by Petrophysics Data and Seismic Data Integration

Robi Junipa, Michel Bee

Indonesian Petroleum Association

... property in x,y coordinates f = empirical relationship function of the seismic attribute variable When using a seismic attribute for the quantitative...

Finding the reservoir in an intensely scattered wavefield: A case study from the Central Sichuan Basin, China

John Coffin, Mengmeng Zhang, Panos Doulgeris, Peter Haffinger, Angie Kelsay, Jinsong Li

International Meeting for Applied Geoscience and Energy (IMAGE)

... was to embrace this multiple scattered and mode-converted energy by using a wave equation based inversion scheme (WEB-AVO). This allowed us to reliably...

Imaging near wellbore fractures by using Stoneley wave

Xuekai Sun, Jun Zhou, Chunhao Yu, Xiugang Ma, Chris Ayadiuno, Jufeng Zhou

International Meeting for Applied Geoscience and Energy (IMAGE)

..., Multiple suppression by 2D filtering in the parabolic τ-p domain: A wave- equation-based method: Geophysical Prospecting, 44, 375401, doi: https...

Distribution of Surface Pebbles with Changes in Wave Energy on a Sandy Estuarine Beach

Karl F. Nordstrom , Nancy L. Jackson

Journal of Sedimentary Research (SEPM)

...Distribution of Surface Pebbles with Changes in Wave Energy on a Sandy Estuarine Beach Karl F. Nordstrom , Nancy L. Jackson 1993 Vol. 63 No. 6...

Building a worldwide carbonate database for rock-physics modeling

Jorge Fernandez-Concheso, Lev Vernik

International Meeting for Applied Geoscience and Energy (IMAGE)

... for rock-physics modeling Jorge Fernandez-Concheso* and Lev Vernik, Ikon Science Summary We expanded our compiled database of dry P- and S-wave velocity (VP...

Seismic diffraction imaging for improved coal structure detection in complex geological environments

Binzhong Zhou, Weijia Sun

Petroleum Exploration Society of Australia (PESA)

.... According to seismic wave theory, in addition to reflections commonly used in seismic surveying for structural delineation, there are diffractions...

AVAZ inversion for brittleness indicator and fracture parameters of gas-bearing reservoirs with tilted transverse isotropy

Yuanyuan Tan, Guangzhi Zhang, Zhengqian Ma, Ying Lin

International Meeting for Applied Geoscience and Energy (IMAGE)

... for brittleness indicator and fracture parameters of gas-bearing reservoirs with TTI et al. (2020) derived the equation of the linearized P-wave reflection...

Numerical experiments on 3D frequency domain multiparameter full-waveform inversion in viscoelastic media in parallel environments

Guoqi Ma, Bing Zhou, Jamal Zemerly, Mohamed Kamel Riahi

International Meeting for Applied Geoscience and Energy (IMAGE)

... factors and wave velocities. We derived explicit Fréchet derivatives for sensitivity kernels for 3D frequency-domain viscoelastic FWI and validated...

A New Approach To Quantify the Ordering State of Protodolomite Using XRD, TEM, and Z-Contrast Imaging

Yihang Fang, Huifang Xu

Journal of Sedimentary Research (SEPM)

... voltage with 0.5 mm spherical aberration (Cs) and a point resolution of 0.19 nm at the University of Wisconsin–Madison. Average chemical compositions...

ABSTRACT: Future of Microseismic Analysis: Integration of Monitoring and Reservoir Simulation; #90122 (2011)

Leo Eisner, Vladimir Grechka, and Sherilyn Williams-Stroud

Search and Discovery.com

... crucial for joint imaging where the accuracy of synchronization needs to be a fraction of millisecond. Usually, only the P-wave velocity model...

Near-Shore Ripples: Some Hydraulic Relationships

A. S. Trenhaile

Journal of Sedimentary Research (SEPM)

... fetch environments was made in a wave tank to investigate some aspects of the relationship between ripple geometry and movement and a variety...

Study on Characteristic Variability of Weak Signal in High Density Seismic Acquisition; #41351 (2014)

Wujin Chen and Anchu Wu

Search and Discovery.com

... Viscoelastic medium wave equation forward modeling on earth model with P wave source surface centered, dominant frequency is 40Hz, sampling interval is 2.5m...

A particle-based elastic wave simulation method in 3D arbitrary anisotropic media using GPU

Pinghao Wang, Xiaofeng Jia

International Meeting for Applied Geoscience and Energy (IMAGE)

... approximate solutions to wave equation. These numerical methods are still undergoing a lot of process. However, these wave equation based methods only apply...

Rational Theory of Delta Formation

Charles C. Bates

AAPG Bulletin

... and time. By assuming the ocean to be a currentless, tideless, wave-free basin, jet theory as developed by Tollmien and subsequent workers is utilized...

Gas Hydrates: Part II: Rock Physics, an Introduction

Lasse Amundsen, Martin Landrø

GEO ExPro Magazine

... Experiments In 2001 Michael Helgerud presented a comprehensive PhD thesis at Stanford where he analyzed wave velocities in gas hydrates and sediments...

Wave and Bottom Sediment Interactions over a Submerged Sand Bank during the Winter Cold-Front Season, Western Louisiana

Daijiro Kobashi, Felix Jose, Gregory Stone

GCAGS Transactions

...Wave and Bottom Sediment Interactions over a Submerged Sand Bank during the Winter Cold-Front Season, Western Louisiana Daijiro Kobashi, Felix Jose...

Elastic Wave Seismic Interpretation of Heavy-Oil Reservoirs

Search and Discovery.com

...Elastic Wave Seismic Interpretation of Heavy-Oil Reservoirs Elastic Wave Seismic Interpretation of Heavy-Oil Reservoirs Larry Lines* University...

Seismic Refraction Study on Sedimentary and Granitic Terrain

Samsudin Hj Taib

Geological Society of Malaysia (GSM)

... or displacement at a small region in or on the subsurface materials. The displacement propagates outward from its starting point as a spherical wave...

Abstract: Physical Testing of the Effect of Tilting on the Reflection Coefficient in an Anisotropic Material; #90172 (2014)

Miryam Ortiz-Osornio, Douglas R. Schmitt

Search and Discovery.com

... verification of spherical-wave effect on the AVO response and implications for three-term inversion, Geophysics, 73, C7-C12. Behara, L., and Tsvankin, I., 2009...