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The AAPG/Datapages Combined Publications Database

Showing 19,681 Results. Searched 195,354 documents.

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Polarization Filter by Eigenimages and Adaptive Subtraction to Attenuate Surface-Wave Noise; #41565 (2015)

Stephen Chiu, Norman Whitmore, Michael Gurch

Search and Discovery.com

..., Rayleigh waves, and shear refracted arrivals. The multiple wave types present within an analysis window significantly reduce the reliability...

2015

Up-Estuary Variation of Sedimentary Facies and Ichnocoenoses in the Mixed-Energy Gomso Bay Estuary

Korea, B.C. Yang, R.W. Dalrymple, M.K. Gingras and S.S. Chun

Search and Discovery.com

... very useful in the interpretation of such deposits, but these models focus on wave- and tide-dominated end members of the spectrum of estuary types...

2009

G. Non-Normal Incidence Reflections and the Determination of Lithology - Use of Shear Waves and Amplitude with Offset

Norman S. Neidell

AAPG Special Volumes

... transmit two types of elastic waves. If U is the displacement vector, each of these wave types of corresponds to a component of the field U. Thee...

1987

Correlation of seismic velocity and density of metasandstone from Kati Formation, Seri Iskandar, Perak, Malaysia

Norsyafiqah Salimun, Abdul Ghani Rafek, Khairul Arifin Mohd. Noh

Geological Society of Malaysia (GSM)

... to measure the density and seismic velocity. P-wave and S-wave velocity is measured using Sonic S-X viewer while density is measured from ratio of core...

2018

Impulse Acoustical Logging in a Cased Drill Hole

L. A. Sergeyev, A. A. Boyaroyts, V. V. Churlin, O. N. Sokolov

Petroleum Geology: A Digest of Russian Literature

..., is not satisfactory for differentiation of strata according to velocity because a wave is generated that moves along the casing and arrives...

1963

3-D Finite Difference Modeling of Microseismic Source Mechanisms in the Wolfcamp Shale of the Permian Basin

Robert Meek, Robert A. Hull, Austin Von der Hoya, David Eaton

Unconventional Resources Technology Conference (URTEC)

... with carbonate debris flows are known to distort the seismic wave field and may have an effect on associated microseismic derived attributes. In this study...

2015

Correlation of seismic velocity and mechanical properties of metasandstone from CTW-1 well, Seri Iskandar, Perak, Malaysia

Norsyafiqah Salimun, Abdul Ghani Rafek, Khairul Arifin Mohd. Noh

Geological Society of Malaysia (GSM)

... correlation of P-wave velocity and rock strength parameters for preliminary investigation in engineering geology. However, limited studies have been...

2019

Wave-Formed Sedimentary Structures„A Conceptual Model

H. Edward Clifton

Special Publications of SEPM

... various types of unidirectional flow plus the the maximum wave vector as well velocity under the trough of which for reversing flow...

1987

Combining Petrophysical Properties and Ultrasonic Velocity for Improved Prediction of Tight Carbonate Reservoir

Abdallah Abdelkarim, Osman Abdullatif

Unconventional Resources Technology Conference (URTEC)

... and permeability) and ultrasonic P-wave velocity of carbonate samples from different sedimentary lithofacies. In this context, different carbonate lithofacies...

2017

Geometry and Distribution of Sand Bodies in Deltaic Rocks: Abstract

James M. Coleman

CSPG Special Publications

... exploitation. In low-tidal, low-wave-energy deltas that debouch large volumes of sediment, three major types of sand bodies are formed that display...

1980

Abstract: Global Controls of Barrier Island Chain Morphology and Distribution

Virginia Henderson , Orrin H. Pilkey

GCAGS Transactions

... are composed of fewer than 10 islands each. Of the three major tectonic coastal types, marginal seas are most susceptible to barrier island chain formation...

1989

Seasonal Distribution of Magnetite and Ilmenite in Beach Sand of Malaga Cove, California: ABSTRACT

Louis O. Heintz

AAPG Bulletin

... the superiority of onshore wave energy over other types of wave energy. The magnetite and ilmenite in the sand at Malaga Cove are believed to have been...

1966

Reversed-Climbing Ripples and Sand-Wave Deposition in Arkansas River: ABSTRACT

Roderick W. Tillman, Charles W. Ellis

AAPG Bulletin

... has a specific meaning in geology. Four types of sedimentary features were observed in an exposure of a large (4.5 ft high and 35 ft long) sand wave...

1968

Horizontal well S-wave imaging method and application

Hongliang Wu, Peng Liu, Ning Li, Yi Huang, Hao Zhang, Wenhao Zhang, Han Tian, Yusheng Li, Zhou Feng, Yongjian Zeng

International Meeting for Applied Geoscience and Energy (IMAGE)

...Horizontal well S-wave imaging method and application Hongliang Wu, Peng Liu, Ning Li, Yi Huang, Hao Zhang, Wenhao Zhang, Han Tian, Yusheng Li, Zhou...

2023

Finite Difference Modeling: Part I: Become Expert in Five Minutes

Lasse Amundsen, Ørjan Pedersen, Martin Landrø

GEO ExPro Magazine

... approximation for the wave equation, and the famous Courant–Friedrichs–Lewy (CFL) condition – a necessary condition for convergence while solving partial...

2018

Modern Gempol Sewu Deltaic System in North Central Java for Deltaic Reservoir Potential

Samuel Richard Natanael Simorangkir, Hilmi Lazuardi, Ghaitsa Rizka Myatkhan, Ivan Kristiawan, Yoshi Wiweka Praba Pudyastaawa

Indonesian Petroleum Association

... cover Damar, Kerek and Alluvium. Present day Gempol Sewu Delta is wave dominated and very abrassive. Outcrops along Gempol Sewu Delta give evidence...

2013

ABSTRACT:MULTICOMPONENT OBC (4C) PRESTACK TIME IMAGING OVER PAMBERI, LRL BLOCK, OFFSHORE TRINIDAD

Tony Johns, Carmen Vito and Raul Sarmiento

Geological Society of Trinidad & Tobago

... the compressional P-wave and mode- converted PSv-wave, is provided. Mode-converted shear-wave data acquired from 4C surveys allow for imaging where...

2007

Nearshore Bars Along United States Gulf Coast: ABSTRACT

Dag Nummedal

AAPG Bulletin

...Nearshore Bars Along United States Gulf Coast: ABSTRACT Dag Nummedal 1980 1565 1565 64 9. (September) The microtidal, low-wave energy, United States...

1980

Unveiling and Imaging Karst Through Refined Wavefield Separation

Riaz Alai, M Afiq B Mokhtar, Yonghe Guo, Pongga Wardaya, Jun Wang , Rizki Krishna Pratama, Haryono Haryanto

Indonesian Petroleum Association

... wave field has been separated into specular reflections and diffractions. Diffraction energy, in general is much lower in amplitude and separate...

2018

Abstract: Numerical Modeling for Different Types of Fractures; #90187 (2014)

Xiaoqin Cui, Laurence R. Lines, and Edward S. Krebes

Search and Discovery.com

...ng. References Cui, X.Q., Line, R.L., Krebes, E.S., 2012, Numerical modeling for different types of fractures: CREWES Research ReportVolume24 Backu...

2014

Variability of Modern River Deltas

J. M. Coleman , L. d. Wright

GCAGS Transactions

... types of penecontemporaneous sediment deformational features. Wave power--The higher the wave power, the greater the tendency toward formation...

1973

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