On the absorbing boundaries to replicate semi-infinite half-space in numerical seismic analyses using the finite element method

Tyler R. Hebert, James M. Bryce, Arka Prabha Chattopadhyay

International Meeting for Applied Geoscience and Energy (IMAGE)

... reflection of the waves back into the domain of analysis. In this study, the efficacy of using different absorbing layers is investigated...

Multi-Scale Interpretation of Electrical Resistivity Measurements in the Presence of Complex Pore Structure and Anisotropy

Search and Discovery.com

The Threshold of Grain Motion Under Oscillatory Flow in a Laboratory Wave Channel

John R. Dingler

Journal of Sedimentary Research (SEPM)

..., this relation becomes T = 0.17(d02/D)1/3 (sec). BAGNOLD, R. A., 1946, Motion of waves in shallow water: Interactions between waves and sandbottoms: Proc. Roy...

ABSTRACT: Fluvial Architecture of Reverse Directional Channels in the Irrawaddy Sandstone, Central Myanmar, by Than, Naing M.; #90155 (2012)

Search and Discovery.com

Abstract: Black Box Recording of Passive Seismicity: Pitfalls of not Understanding your Acquisition Instrumentation and its Limitations; #90187 (2014)

Ted Urbancic and Andreas Wuestefeld

Search and Discovery.com

... as detected at the surface using a triaxial FBA and the equivalent signals on a 15Hz omni-directional triaxial geophone. In both examples the spectra...

Shallow Marine Environments - A Comparison of Some Ancient and Modern Examples

J. C. Harms, J. B. Southard, R. G. Walker

Special Publications of SEPM

... they result from superimposed and interacting motions, including surface gravity waves, tidal flows, storm responses, and steady thermohaline circulation...

Wave Effectiveness at the Sea Bed and its Relationship to Bed-forms and Deposition of Mud

I. N. McCave

Journal of Sedimentary Research (SEPM)

... to compare areas of different wave conditions in terms of wave effectiveness at different depths, and to assess the effect of waves on some sedimentary...

Lithofacies and Environmental Analysis of Clastic Depositional Systems: Part 6. Geological Methods

Mark H. Scheihing, Christopher D. Atkinson

AAPG Special Volumes

... to increased sorting, destruction of compositionally immature grains, and w nnowing of fines. Directional permeability trends in distal parts may be different...

Amazon Fluid Mud Impact on Wave- and Tide-Dominated Pliocene Orinoco Delta (Trinidad) Shoreline

Search and Discovery.com

2008 CSPG/CSEG/CWLS GeoConvention 2008, May 12-15, 2008, Calgary, Alberta, Canada; Abstracts, #90170 (2013).

Search and Discovery.com

3D Discrete Natural Fracture Networks and Fracture Reactivation Potential Assessment in the Longmaxi Shale

Changrong Bian, Dianwei Zhang, Feng Shen, Yujin Wo, Wei Sun, Jingliang Li, Juan Han, Shuiquan Li, Qiang Ma

Unconventional Resources Technology Conference (URTEC)

... Discrete fracture modeling Natural fractures in the Longmaxi Shale are multi-scale and multi-directional with different fracture properties. Under different...

Abstract: Physical Modeling for Azimuthal AVO Over a Simulated Fractured Medium; #90174 (2014)

Faranak Mahmoudian, Gary F. Margrave, and Joe Wong

Search and Discovery.com

... amplitudes from different azimuths showed a clear azimuthal variation caused by the fractured layer, and agreed with amplitudes predicted theoretically...

Locating Bypassed Reserves in Geologically Complex Mature Fields Environments, #41022 (2012)

Mike Dautel, Jason Pitcher, Michael Bittar

Search and Discovery.com

... reading resistivity tools, which provide directional real-time deep measurements necessary to detect bed boundaries and fluid contacts, are used...

Interference Ripple Marks Formed by Ephemeral Steams

M. Dane Picard, Lee R. High, Jr.

Journal of Sedimentary Research (SEPM)

... elsewhere (Picard, 1967 a,b; Picard an High, 1968, p. 417), wave ripples encompass at least two different types; ripple forms produced by oscillatory waves...

Wave Climate and Littoral Sediment Transport, Northeast Gulf of Alaska

Dag Nummedal, Michael F. Stephen

Journal of Sedimentary Research (SEPM)

..., the modification of the waves caused by the bathymetry of the continental shelf and the orientation of the shoreline. Qualitatively, the wave climate...

Geocentric Sectoring of LWD Azimuthal Log Data for Improved RDIP and RSTRIKE Analysis: Enhanced Reservoir Navigation and Petrophysical Characterization

James J. Willis, Lauren A. Martz

GCAGS Transactions

... responses due to different material properties; e.g., for a gamma-ray or density tool, the denser the formation, the shallow the DOI). Note the sharper...

III Columbia Oil & Gas Investment Conference: Conventional & Unconventional Hydrocarbon Resources - Abstracts

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

..., permeability and pore throat with different responses of efficiency and recovery. Such environments as fluvial where straight, braided and meandering...

Wave-Formed Sedimentary Structures„A Conceptual Model

H. Edward Clifton

Special Publications of SEPM

... related to extraneous to waves approaching from different nor currents Perhaps such ripples form in response the rapid acceleration...

Crossplots of Nuclear Logging Relationships Aid in Estimating Sizes and Shapes of Sands to Improve Maps

Rob L. Allen

GCAGS Transactions

... characteristics should be embedded within log responses. Techniques were developed to reverse directional sedimentation patterns and make two-dimensional...

Interpreting Paleoenergy Levels from Sediment Deposited on Ancient Wave-Dominated Shelves

H. Edward Clifton

CSPG Special Publications

...) based on breaker height. Figure 2. Combination of water depth (h) and wave height (H) that define energy levels for waves of different periods...

Geophysical Interpretation of Pinedale Field

Sally G. Zinke

AAPG Special Volumes

... of the first breaks of both the P and S waves are noted. Because they travel at different velocities from the same point, the difference in arrival...

Eagle Ford Solutions: Critical Log Data, Solutions and Conclusions; #41287 (2014)

Charles H. Smith

Search and Discovery.com

... the measurement of oriented shear data in different directions. When the orientations of the measurements are established through directional...

Grain Fabric in Hummocky Cross-Stratified Storm Beds: Genetic Implications

R. J. Cheel

Journal of Sedimentary Research (SEPM)

... is attributed to deposition under combined flows with a multidirectional oscillatory component produced by wind-induced surface gravity waves...

Suspended Sediment Responses in a Wind-Dominated Estuary of the Texas Gulf Coast

Gerald L. Shideler

Journal of Sedimentary Research (SEPM)

...Suspended Sediment Responses in a Wind-Dominated Estuary of the Texas Gulf Coast Gerald L. Shideler 1984 Vol. 54 No. 3. (September), Time-sequence...

ABSTRACT: The Influence of Geophysical Modeling for Vertical, Directional and Horizontal Drilling in Carbonate Gas Reservoirs of Batu Raja Formation, South Sumatra, Indonesia; #90051 (2006)

Adi Ringoringo, Rusalida Raguwanti, Wisnu Hindadari

Search and Discovery.com

...ABSTRACT: The Influence of Geophysical Modeling for Vertical, Directional and Horizontal Drilling in Carbonate Gas Reservoirs of Batu Raja Formation...