Ebb-Tidal Delta Morphology and Sediment Supply in Relation to Seasonal Wave Energy Flux, North Inlet, South Carolina

Robert J. Finley

Journal of Sedimentary Research (SEPM)

...Ebb-Tidal Delta Morphology and Sediment Supply in Relation to Seasonal Wave Energy Flux, North Inlet, South Carolina Robert J. Finley 1978 Vol. 48...

Depositional Environments of the Rochester Formation (Middle Silurian) in Southern Ontario

B. Thusu

Journal of Sedimentary Research (SEPM)

... required interruption of the normally calm environment by sporadic bursts of wave action powerful enough to tear up semi-lithified lime mud...

A sliding box automatic relocation method based on geometric-mean reverse-time migration

Tong Bai, Zhendong Zhang, Malcolm C. A. White, Hongrui Qiu, Paul Williamson, Nori Nakata

International Meeting for Applied Geoscience and Energy (IMAGE)

... advantageous when working with low SNR data or data recording interfering wavefields from multiple events. Timereversal imaging (TRI), one typical...

Template for Spacing Structure Contours: GEOLOGICAL NOTES

John C. Crowell

AAPG Bulletin

... to construct "wave FOOTNOTE 3. Sverre Petterssen, Weather Analysis and Forecasting, pp. 215-20. New York (1940). End_Page 2292...

Efficient Completions in Anisotropic Shale Gas Formations

Saied Mighani, Carl Sondergeld, Chandra Rai

Unconventional Resources Technology Conference (URTEC)

... advantages of this method. It includes the compression of a cylindrical disk via two steel jaws. The compression induces a maximum horizontal tension...

Modeling the effect of gas adsorption on elastic properties of unconventional shale reservoir

Jingyan Chen, Luanxiao Zhao, Tianrui Hu, Jinwan Zhu, Yirong Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

... the classical Biot-Gassmann equation that establishes the relationship between the undrained bulk modulus and drained bulk modulus at the low-frequency limit...

Processes Affecting Sand Transport on a Storm-Dominated Shelf

Christopher E. Vincent

CSPG Special Publications

... the wave boundary layer (of thickness δW) equation (3) becomes where Kbc is the new roughness that the bed ‘sees’ (Kbc ***Kb) and U *c...

Inversion of acoustic logs to predict secondary porosity and pore aspect ratios: Integrated with permeability and FMI images to characterize flow zones in a south Florida aquifer

Jorge O. Parra, Hughbert Collier, Aaron Collier

International Meeting for Applied Geoscience and Energy (IMAGE)

... to flow zones. The secondary porosity and pore aspect ratios are obtained by the inversion of P-wave and S-wave velocity logs in combination...

Seismic expressions of a Miocene prograding carbonate margin, Mut Basin, Turkey

Xavier Janson, Gregor P. Eberli, Florence Bonnaffe, Fabrice Gaumet, Vincent De Casanove

AAPG Bulletin

... two-way traveltime. This exploding-reflector method solves an approximation of the wave equation through the model to produce a raw stacked section...

Solid substitution: theory versus experiment

Yongyang Sun, Maxim Lebedev, Vassili Mikhaltsevitch, Stanislav Glubokovskikh, Stefan Iglauer, Boris Gurevich

Petroleum Exploration Society of Australia (PESA)

.... INTRODUCTION Fluid substitution using Gassmann equation (1951) is widely employed in geophysical practice. It is proved to be an effective way...

Obtaining near-surface equivalent Q value from uphole survey data

Chaofeng Zhao, Wei Zhang, Jiantao Tian, Liying Ren, Qing Zhang, Jianyu Zhao

International Meeting for Applied Geoscience and Energy (IMAGE)

..., and establish the near-surface equivalent Q value equation that eliminates the inconsistency of the seismic wavelets and geophone coupling effect...

Abstract: Workflows for Sweet Spots Identification in Shale Plays Using Seismic Inversion and Well Logs; #90187 (2014)

Yexin Liu

Search and Discovery.com

... and geological core analysis can easily help to calculate these important elements around the borehole. For example, the Passey equation (Passey, 1990) can...

3D anisotropic wavefield simulation with an advanced time-space domain temporal high-order SGFD solution

Xinquan Wang, Long Wu, Yunshan Lei, Panpan Lv, Huibing Zhao, Xiaoling Guo

International Meeting for Applied Geoscience and Energy (IMAGE)

...) to solve the 3D acoustic wave equation in vertical transversely isotropic (VTI) media. The new stencil is a valid combination of several off-axial grid...

Abstract: Efficency and Accuracy Enhancement for One-way Wave Equation Migration Through Improved Mapping Function in the Time-shift Imaging Condition; #90171 (2013)

Mark Ng

Search and Discovery.com

...Abstract: Efficency and Accuracy Enhancement for One-way Wave Equation Migration Through Improved Mapping Function in the Time-shift Imaging...

A new way to enhance the resolution of surface seismic data

Qian Yu, Qing Zhou, Jiaguo Ma, Tao Yan, Lien Bian

International Meeting for Applied Geoscience and Energy (IMAGE)

... shows that this method can improve resolution of surface seismic profile. Additionally, continuity of event, characteristic of wave group and quality...

Beam Migration for Imaging of Complex Structures

Karl Schleicher, John Sherwood, Lynn Comeaux, Mazin Farouki

Indonesian Petroleum Association

... iterations of tomographic velocity updating. Results from the Beam migration are proving to be superior to Kirchhoff and wave equation results...

Simulation of the Seismic Records (DAS) in a Borehole Throughout CO2 Storage Procedures

José Pulido, Yiyu Ni

Unconventional Resources Technology Conference (URTEC)

... Engineering. Fornberg, B., & Driscoll, T. A. (2011). A fast Fourier transform based solver for the Helmholtz equation with variable wave number...

Abstract: Simplified Processing of Converted Wave Data; #90224 (2015)

John C. Bancroft and Thais Guirigay

Search and Discovery.com

...Abstract: Simplified Processing of Converted Wave Data; #90224 (2015) John C. Bancroft and Thais Guirigay Datapages/Search and Discovery Article...

Prestack true-amplitude angle-domain viscoelastic least squares reverse time migration

Yue Wang, Yang Luo, Peng Shen, Jingru Chen, Guangchi Xing, Ao Cai, Mark Fan, Guojian Shan, Lin Zhang, Xiaoting Lou, Zhengyun Zhou

International Meeting for Applied Geoscience and Energy (IMAGE)

... in the real earth propagation. In this paper the memory-variable approach (Carcione 1998) for 2nd-order TTI wave equation is used for the forward and adjoint...

Subaerial Exposure Environment: Chapter 1: PART 1

Mateu Esteban, Colin F. Klappa

AAPG Special Volumes

...). Individual glaebules range from silt-sized to pebble-sized particles. They may be spherical or subspherical, irregular or cylindrical in shape. Most...

Time-Lapse Refraction Seismic I: A Complementary Monitoring Method?

Martin Landrø, Lasse Amundsen

GEO ExPro Magazine

... in the reservoir layer will change, and hence the refraction angle (and the traveltime) for the refracted wave will also change. V Ø 0 0 R 1 2 1.478 km...

Time-Lapse Seismic Monitoring of Individual Hydraulic Frac Stages Using a Downhole Distributed Acoustic Sensing Array

Gary Binder, Aleksei Titov, Diana Tamayo, James Simmons, Ali Tura, Grant Byerley, David Monk

Unconventional Resources Technology Conference (URTEC)

... observed in the survey, 2D finite difference wave equation modeling in a fractured medium is conducted. The seismic response of fractures can be modeled...

Velocity of P- and S-Waves in Arab-D and WCSB Carbonates

Search and Discovery.com

... compresional and shear wave velocities for eight carbonate rocks, six of them are from Arad-D reservior in Saudi Arabia and two of the samples are from...

Bottom Boundary Layer Parameters and Sediment Transport on the Louisiana Inner-Shelf During Cold Front Passages

David A. Pepper , Gregory W. Stone , and Ping Wang

GCAGS Transactions

... (depth ~ 8m) using a sophisticated bottom-mounted instrumentation system. We then calculated bottom boundary layer parameters using wave-current...

Investigating Distributed Acoustic Sensing Performance for Hydraulic Fracturing Monitoring Under Controlled Conditions

Dmitry Kuznetsov, Roman Korkin, Maxim Chertov, Joel Le Calvez

Unconventional Resources Technology Conference (URTEC)

... in which the return line behaves acoustically similar to an open fracture. This makes the return pipe an effective analog for studying acoustic wave...