Abstract: Structure and Rheology of the Arabia-Eurasia Zagros and Makran Plate Boundaries Inferred From Pn-Tomography; #90297 (2017)

Ali Al-Lazki

Search and Discovery.com

... lithospheric mantle velocity and anisotropy at the Arabia– Eurasia plate boundary. Pn phase is a guided high-frequency P-wave that propagates between...

Seismic Modeling and Expression of Common Fold-Thrust Belt Structures; #42266 (2018)

Jianjun Li, Shankar Mitra

Search and Discovery.com

... fold. Fault-bend fold The velocity models in depth were built in Tesseral 2D program. And the acoustic wave forward modeling was conducted in the same...

Basin Architecture and Lithosphere Structure of West- and East-Black Sea Basins from Geophysical Studies; #30153 (2011)

T. Yegorova, E. Baranova, V. Gobarenko, T. Yanovskaya

Search and Discovery.com

... model of the Black Sea – line A-A’ Distribution of P-wave velocity with depth in the western (WBS) and eastern (EBS) parts of the Black Sea...

Abstract: Integration of Well Logs and Seismic Data for Prediction of Elastic Properties in a Heavy Oil Sand Reservoir: Manitou Lake, Saskatchewan; #90171 (2013)

Maria F. Quijada and Robert R. Stewart

Search and Discovery.com

... reservoir. Previous studies have shown that there is little change in the P-wave velocity at the sand/shale interface, while the shear-wave velocity...

Finite Difference Modelling: Part IV

Lasse Amundsen, Ørjan Pedersen, Martin Landrø

GEO ExPro Magazine

... interpretation. The exact acoustic velocity at which the wave moves from one point to another depends on the physical properties of the medium. For constant...

Challenges and Current Advances in the Rock Physics of Carbonate Rocks, #120094 (2012)

Tiziana Vanorio, Yael Ebert, Ammar El Husseiny

Search and Discovery.com

... measuring the variation of acoustic properties upon injection of CO2 show that both P-wave and S-wave velocity of the carbonate dry frame changes upon...

Entrainment and Distribution of Different Sand Sizes Under Water Waves

Peter Nielsen

Journal of Sedimentary Research (SEPM)

... are of the same order of magnitude as the wave-induced velocity amplitude outside the boundary layer. This means that for all naturally occurring wave periods...

Abstract: Full Waveform Inversion for Complex Near Surface Imaging Using SEG Seam II Synthetic Model; #90319 (2018)

Ali A. Mohamed, Abdullatif A. Al-Shuhail

Search and Discovery.com

...-end technology in velocity model building and seismic wave migration for imaging complex near surface structure having small-scale geological...

DAS Recorded Body and Tube Wave Generated by Perforation Shots: Analysis and Numerical Modeling for Completion Monitoring and Reservoir Characterization

Shuang Zhang, Aleksei Titov, Vikram Jayaram, Hector Bello, Robert Hurt, Ge Jin

Unconventional Resources Technology Conference (URTEC)

... P-wave velocity is comparable with the sonic log with a slight discrepancy in values. Two factors may cause the observable discrepancy. First...

Subsurface Characterizaton Using Microseismic Velocity, Attenuation, and Ansiotrophy Tomography in a Geothermal Field

Ahmad Syahputra, Andri Dian Nugraha, Rachmat Sule, Sri Widiyantoro

Indonesian Petroleum Association

... constrained by a velocity model. The first step in generating the anisotropy cube was determination of S-wave splitting. The maximum S-wave split time...

A new double-difference earthquake relocation algorithm for models with complex velocity structure

Xinding Fang, Siwei Li, Zhixiang Zhang, Tianrun Chen, Yingcai Zheng

International Meeting for Applied Geoscience and Energy (IMAGE)

...A new double-difference earthquake relocation algorithm for models with complex velocity structure Xinding Fang, Siwei Li, Zhixiang Zhang, Tianrun...

Abstract: Depth Velocity Model Optimization Using Beam Migration in a Mediterranean Field Offshore Egypt, by Ahmed El Bassiony, Bertrand Caselitz, Vira Matsourak, and Charles Zeltser; #90105 (2010)

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The impact of estimated temporal and spatial variability of water layer velocity on the correction of OBS data

Peter Scholtz, Truong Nguyen, Arash Jafar Gandomi

International Meeting for Applied Geoscience and Energy (IMAGE)

... of direct wave arrival times, and the high density of carpet shooting gives the redundancy required to invert for water velocity and receiver positioning...

High-End Model Building Techniques for Revealing a Pre-Carbonate Reservoir Offshore East Natuna Basin, Indonesia

Jun Wang, Yonghe Guo, Yitao Chen, Muhammad Nauvall Juliansyah, Nick Crabtree

Indonesian Petroleum Association

... velocity model is required to correctly describe the wave propagation and properly image the targeted pre-carbonate structures. Full-waveform inversion...

Meramec Velocity Systematics

Jing Fu, Carl Sondergeld, Chandra Rai

Unconventional Resources Technology Conference (URTEC)

...-wave sonics exists in legacy wells. Although considerable research has been carried out on conventional reservoir velocity systematics...

ABSTRACT: Design Analysis of the Raymer…Hunt-Gardner Algorithm and Modification for Shaly Sands; #90118 (2011)

Hari Kumar

Search and Discovery.com

... such as GR, P-wave velocity can be used for deriving precise porosity values. Experience also suggests bulk density may be substituted for omega...

Links between Dynamic Pressure Variations and Internal Velocity Strucure in Experimental Turbidity Currents: Implications for Flow-Substrate Interactions, by William D. McCaffrey; #90052 (2006)

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Depth Imaging „ Seeing the Invisible

Vetle Vinje

GEO ExPro Magazine

... wave velocity is constant in echo-location. In the real earth velocities may vary from 1,500 m/s to more than 6,000 m/s. The energy does not travel...

Crack Density Identification From Shear Wave Splitting Parameter Using Model Single Set Aligne Fracture: a Case Study Carbonate Reservoir

Thariq Guntoro, Intan Andriani Putri, Pebrian Tunggal Prakosa, Yulia Putri Wulandari

Indonesian Petroleum Association

... velocity is polarized parallel to the fracture plane and the wave with the lower velocity is polarized perpendicular to the fracture plane. The ratio...

Wave-Formed Sedimentary Structures„A Conceptual Model

H. Edward Clifton

Special Publications of SEPM

... 1973 The critical velocity at which a sheet flow on both grain size and wave period develops depends on grain size Dingler 1974 The transition between...

The effects of seismic anisotropy on mining seismology

Andrew King

Petroleum Exploration Society of Australia (PESA)

... velocities, can be significant, with velocity differences of 30-40% being common. This observation implies that P-wave velocities will depend on the elevation...

Abstracts: A Practical Approach for Estimating Receiver Statics in 2D/3C Seismic Data Processing; #90173 (2015)

Dumitru Ion and Mike Galbraith

Search and Discovery.com

... enhancing the velocity analysis. Introduction In converted wave seismic data processing an important step is the evaluation of the receiver statics...

Application of P & SH-Waves for Rock Anisotropy Studies: Genting Highlands Case Study

Abdul Nassir Sh. Saeed, Abdul Ghani Rafek, Rahman Yaccup, Abdul Rahim Samsudin

Geological Society of Malaysia (GSM)

... data. Seismic P & SH-wave velocity values obtained from in situ measurements have been used for calculating the anisotropy percentage and slowness...

Ripple Marks in Motion: ABSTRACT

Herbert J. Summers

AAPG Bulletin

...-velocity meter was arranged to show in some of the pictures enabling instantaneous values to be read and correlated with ripple movement. Various...

Abstract: Practical Implementation of Wave-Equation Datuming for Resolving Near-Surface Problems, by Khaled Al Dulaijan and Saleh M. Al-Saleh; #90105 (2010)

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