Click to minimize content

Welcome to the new Datapages Archives

Datapages has redesigned the Archives with new features. You can search from the home page or browse content from over 40 publishers and societies. Non-subscribers may now view abstracts on all items before purchasing full text. Please continue to send us your feedback at emailaddress.

AAPG Members: Your membership includes full access to the online archive of the AAPG Bulletin. Please login at Members Only. Access to full text from other collections requires a subscription or pay-per-view document purchase.

Click to maximize content

Welcome to the new Datapages Archives

Search Results   > New Search > Revise Search

The AAPG/Datapages Combined Publications Database

Showing 20,829 Results. Searched 200,357 documents.

< Previous   26   27   28   29   30   Next >

Ascending

Mainstream Mantle Convection: a Geologic Analysis of Plate Motion: DISCUSSION

Z. F. Danes

AAPG Bulletin

... value of the horizontal tidal perturbation in g; x is the east-west coordinate; c is the speed of propagation of the surface wave; and t is time...

1973

Abstract: Elastodynamic FWI Efficiency Study With Partial Stacking in 2D; #90224 (2015)

Vladimir N. Zubov, Gary F. Margrave, and Michael P. Lamoureux

Search and Discovery.com

... signature, assumed known for simplicity. The misfit data block is a forward wave propagation using the estimated values for the physical parameters, while...

2015

Ultrasonic pulse velocities and dynamic elastic constants of sandstones from the Semanggol Formation, Beris Dam, Kedah Darul Aman

J. K. Raj

Geological Society of Malaysia (GSM)

.../s, and the coarse grained sandstone with velocities of 2.477, and 5.612, km/s, respectively. The medium grained sandstones have compressional and shear wave...

2021

Monitoring fluid migration pathways from passive source seismic anisotropy analysis: A case study in Kīlauea volcano

Qichao Zhao, Kelly H. Liu, Stephen S. Gao

International Meeting for Applied Geoscience and Energy (IMAGE)

... migration processes. We conducted a detailed shear wave splitting analysis to examine the seismic anisotropy induced by fractures, using micro-seismic...

2024

Elastic impedance parameterization and inversion for fracture quasi-weaknesses and quasi-Thomsen parameters in fractured reservoirs with monoclinic symmetry

Wei Xiang, Xingyao Yin, Kun Li, Zhengqian Ma

International Meeting for Applied Geoscience and Energy (IMAGE)

... fractures in such monoclinic media because of the complexity of seismic wave propagation. Thomsen (1986) defined three anisotropic parameters...

2023

Internal-Wave Currents as a Mechanism to Account for Large Sand Waves in Navarinsky Canyon Head, Bering Sea

H. A. Karl, D. A. Cacchione, P. R. Carlson

Journal of Sedimentary Research (SEPM)

...Internal-Wave Currents as a Mechanism to Account for Large Sand Waves in Navarinsky Canyon Head, Bering Sea H. A. Karl, D. A. Cacchione, P. R...

1986

Application of Seismography to Geological Problems

Eugene McDermott

AAPG Bulletin

... the vibration of the particles is in the direction of wave propagation. Transverse waves also are generated in which the particles of the medium vibrate...

1931

Abstract: Modelling Near-field Effects in VSP-based Q-estimation Part 1: Theoretical Developments; #90171 (2013)

Arnim B. Haase and Robert R. Stewart

Search and Discovery.com

... with spherical wave models: CREWES Research Report, Volume 19. Kjartansson, E., 1979, Constant Q, wave propagation and attenuation: Journal...

2013

Abstract: Seismic Behaviour of CO2 Saturated Fontainebleau Sandstone under in Situ Conditions; #90224 (2015)

Mizanul Huq Chowdhury, Douglas R. Schmitt, and Randolf Kofman

Search and Discovery.com

..., the study of the effect of CO2 on seismic wave propagation is scientifically interesting because CO2 can exist in gas, liquid, and supercritical fluid...

2015

-- no title --

user1

Search and Discovery.com

... attenuation coefficient methods are based on the theories of seismic wave propagation and signal processing. By calculating the amplitude difference of the coal...

Unknown

Characterization and simulation of transverse noise waves of a multisensor solid streamer

Viktor Smirnov, A. Sourice, J. Ribette, J. Mars, P. Herrmann

International Meeting for Applied Geoscience and Energy (IMAGE)

... characterization of these waves is proposed. Reviewing the classical model of transverse wave propagation, a new model of their velocity is obtained. This new...

2022

The effects of marine currents on seismic data

Gary Hampson

International Meeting for Applied Geoscience and Energy (IMAGE)

... transform Galilean transform downward u continuation upward continuation Galilean transform uw ur Galilean transform s uw u0 wave propagation...

2024

Evaluation of Seismic Exploration in Sub-Volcanic Reservoir Area by Synthetic Seismic Modeling

Yulia Nur Fajrina, Muhammad Ghazalli

Indonesian Petroleum Association

... at the processing. Then spherical divergence correction is applied because there is attenuation caused by interval and geometry of wave propagation...

2015

A Review of Petrophysics of Cooper Basin Reservoirs in South Australia

Chris Porter

Petroleum Exploration Society of Australia (PESA)

... for the derivation of wave propagation proper• ties of a liquid saturated medium (see Helander [1983] for limitations of Wyllie's equation). Geertsma...

1990

Abstract: Regime Rays: Visualizing the Fermat/Snell Loci in Homogeneous Anisotropic Media; #90171 (2013)

William J. Vetter

Search and Discovery.com

... models It is well established that wave propagation disturbances through composites of fine-structured layering and fine-structured heterogeneities...

2013

Elastic full-waveform inversion of 4C ocean-bottom seismic data: Model parameterization analysis

Jian Cao, Romain Brossier, Ludovic Mtivier

International Meeting for Applied Geoscience and Energy (IMAGE)

... (deploying 1C hydrophone plus 3C geophone on the seabed), more elastic wave propagation effects can be recorded in the seismic data for an elastic property...

2022

Wave-Dominated Shelves: A Model of Sand-Ridge Formation by Progressive, Infragravity Waves

B. Boczar-Karakiewicz, J. L. Bona

CSPG Special Publications

...Wave-Dominated Shelves: A Model of Sand-Ridge Formation by Progressive, Infragravity Waves B. Boczar-Karakiewicz, J. L. Bona 1986 163 179 Long...

1986

3-D AVO Analysis and Modeling Applied to Fracture Detection in Coalbed Methane Reservoirs

Antonio C.B. Ramos, T.L. Davis

Rocky Mountain Association of Geologists

... careful data processing and sophisticated forward wave propagation modeling, including ray tracing and reflectivity algorithms for synthetic seismogram...

1997

The 'Geoseis' System: Seismic Prospecting with Detonating Cord - A Line Energy Source

D. W. Thompson

Petroleum Exploration Society of Australia (PESA)

... of seismic wave propagation, described earlier, and is typically between 20° and 30° from the vertical. Therefore it can be considered that the cone...

1985

Fluid Processes and Sea-Floor Response on a Modern Storm-Dominated Shelf: Middle Atlantic Shelf of North America. Part I: The Storm-Current Regime.

Donald J. P. Swift, Gregory Han, Christopher E. Vincent

CSPG Special Publications

..., in that its rate of propagation was directly controlled by the wind, and a “shelf” or “long” wave, in that its spatial scale was large; of the order...

1986

Elastic full-waveform inversion using OBN data acquisition

Denes Vigh, James Xu, Xin Cheng, Bing Bai

International Meeting for Applied Geoscience and Energy (IMAGE)

... and poorer conditioning of parameters. The inversion is carried out in the time domain using the general elastic wave propagation in an inhomogeneous media...

2022

< Previous   26   27   28   29   30   Next >