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Welcome to the new Datapages Archives

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The AAPG/Datapages Combined Publications Database

Showing 3,212 Results. Searched 200,293 documents.

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user

Search and Discovery.com

... to a spherical-wave reflection coefficient. Direct comparison shows that monochromatic waves have oscillatory, non-decaying weighting functions...

Unknown

-- no title --

user

Search and Discovery.com

... to a spherical-wave reflection coefficient. Direct comparison shows that monochromatic waves have oscillatory, non-decaying weighting functions...

Unknown

Abstract: Spherical-Wave AVO Modelling in VTI Media; #90211 (2015)

Arnim Haase and Charles Ursenbach

Search and Discovery.com

...Abstract: Spherical-Wave AVO Modelling in VTI Media; #90211 (2015) Arnim Haase and Charles Ursenbach Datapages/Search and Discovery Article #90211...

2015

-- no title --

user

Search and Discovery.com

...user Spherical-Wave Computational AVO Modelling in Elastic and Anelastic Isotropic Two-Layer Media Arnim B. Haase and Charles P. Ursenbach University...

Unknown

-- no title --

user

Search and Discovery.com

...user Spherical-Wave Computational AVO Modelling in Elastic and Anelastic Isotropic Two-Layer Media Arnim B. Haase and Charles P. Ursenbach University...

Unknown

AVO Modeling of Monochromatic Spherical Waves: Comparison to Band-Limited Waves; #41567 (2015)

Charles Ursenbach, Arnim Haase

Search and Discovery.com

... filtered waves), shows explicitly how different plane waves contribute to a spherical-wave reflection coefficient. Direct comparison shows...

2015

Spherical-Wave Computational AVO Modelling in Elastic and Anelastic Isotropic Two-Layer Media; #41564 (2015)

Arnim B. Haase, Charles P. Ursenbach

Search and Discovery.com

...Spherical-Wave Computational AVO Modelling in Elastic and Anelastic Isotropic Two-Layer Media; #41564 (2015) Arnim B. Haase, Charles P. Ursenbach...

2015

Abstract: Amplitude variation with offset (AVO) inversion modeling with a local elastic solver

Ligia Elena, Jaimes Osorio, Alison Malcolm

Atlantic Geology

..., the wave reflections are better modeled by spherical waves than planar waves. Indeed, spherical reflection coefficients vary from planar reflection...

2018

Finite Difference Modelling: Part IV

Lasse Amundsen, Ørjan Pedersen, Martin Landrø

GEO ExPro Magazine

... velocity, the wave originating at the source expands in a series of spherical wavefronts centred on that source; a consequence of Fermat’s principle...

2019

Abstract: Tau-P Seismic Data Processing: Fast Slant Stack Using the Hartley Transform

Leong Lap Sau, Ng Tong San

Geological Society of Malaysia (GSM)

... trace. In this aspect slant stacking provides a computational procedure to compose and decompose wave expansions of the data. For example, a VSP section...

1991

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

... to the spherical-wave Zoeppritz predictions (the 90⁰ azimuth is along the fracture plane, and is considered to be the nearly-isotropic plane...

2014

Sedimentation of Beach Gravels: Examples from South Wales

Brian J. Bluck

Journal of Sedimentary Research (SEPM)

... side the imbricate zone composed mainly of imbricate disc-shaped pebbles. Seaward of the imbricate zone lies the infill zone where spherical and rod...

1967

Characterizing maturity of reservoir pyrobitumen with strong anisotropy: A calibration between reflectance and laser Raman spectral parameters

Zhaoxi Zuo, Jian Cao, Xiaolin Wang, Bing Luo, Yuan Zhong, Kunyu Li, and Kai Hu

AAPG Bulletin

... of irregularly mosaic-, spherical-, flow-, and fibrous-textured pyrobitumen is relatively stable and correlates well with Raman spectral features. In contrast...

2022

Abstracts: An Investigation of Systematic Location Errors of Microseismic Events; #90173 (2015)

Martin E. Nicola, Bernd Milkereit, and Emmanuel Bongajum

Search and Discovery.com

... from wave fields in heterogeneous and homogeneous media. Borehole logs from Sudbury, have been used in a ray algorithm to produce travel time values...

2015

Abstract: Seismic Implications of Moveable Fluids; #90254 (2016)

Robert W. Wiley, Peter Wilson, Scott Peters

Search and Discovery.com

... which included a low-frequency approximation of the effective P-wave in a medium with spherical inclusions. Several studies have been derived from...

2016

Elastic wave reverse-time migration with dynamic focused beams for weak anisotropic media

Ning Qin

International Meeting for Applied Geoscience and Energy (IMAGE)

... ( s p ) Q2 ( s p )  ,  1 p ) P2 ( s p )    ( s , s ) =  P (s  0 p (1) where ( P , Q1 ) and ( P2 , Q2 ) are the plane wave and 1 spherical...

2023

Marine Seismic Sources: Part XII: Sound in the Sea

Martin Landrø, Lasse Amundsen

GEO ExPro Magazine

... the energy spreads to fill it. Therefore, the energy per unit length of the wave must get smaller. Spherical and cylindrical spreading are two simple...

2012

Spherical Wave Model Tests of VSP-Based Q-Estimation Techniques

Search and Discovery.com

...Spherical Wave Model Tests of VSP-Based Q-Estimation Techniques Spherical Wave Model Tests of VSP-Based Q-Estimation Techniques Arnim Haase...

2013

A Coupled Pore-Scale Modelling Approach to Capture Macro-Scale Stress-Dependent Permeability of Rocks

Keivan Khaleghi, Stephen Talman, Alireza Rangriz Shokri, Bauyrzhan K. Primkulov, Abel S. Juncal, Rick J. Chalaturnyk

Unconventional Resources Technology Conference (URTEC)

... of a reservoir on the pore space deformation and absolute permeability of rocks formed by spherical grains. Comparable to commonly used thin sections...

2019

Wave Climate Models for the Continental Shelf: Critical Links Between Shelf Hydraulics and Shoreline Processes

Victor Goldsmith

Special Publications of SEPM

...Wave Climate Models for the Continental Shelf: Critical Links Between Shelf Hydraulics and Shoreline Processes Victor Goldsmith Copyright © 2012...

1987

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