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The AAPG/Datapages Combined Publications Database

Showing 52,636 Results. Searched 190,067 documents.

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I. Relation of Structural Section to Seismic Section

Robert E. Sheriff

AAPG Special Volumes

..., giving a reflectivity of -1/3. The minus sign in the reflection coefficient inverts the seismic wavelet. The magnitude of the reflectivity...

1981

Unlocking the Potential of Conventional Narrow Azimuth Data by Full-Waveform Inversion: a Deep Carbonate Imaging Case Study, Offshore Indonesia

Jun Wang, Yonghe Guo, Putri Supriandini, Bahrul Yusrie, Natalia Anggriani

Indonesian Petroleum Association

... that, based on the updated velocity and anisotropic models, the 2nd pass of TLFWI with more reflection energy was applied to update the deeper complex...

2021

Technical Article: Finding Subtle Traps with Seismic: Interpretative Criteria Clarified

A. Easton Wren

Petroleum Exploration Society of Australia (PESA)

... and resolution, and is the reason for wavelet processing. Amplitude of the reflected signal relates directly to the reflection coefficient or acoustic impedance...

1986

Application of Seismic Data to Lithology and Hydrocarbon Identification in East China

Qian Shao-Xin, Liu Wen-Lin

Circum Pacific Council Publications

..., amplitude and reflection coefficient for Tertiary sediments in a typical area of East China. is the dim-spot type, in which the velocity of the water sand...

1989

DDR: The Technology of Simultaneous Wave Field Analysis and Velocity Model Reconstruction

A. Reshetnikov, A. Tabakov, A. Mukhin, V. Eliseev

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

...reflection coefficient, calculated using reference model; 0 K P – normalized measure; N – number of summed images. Thus, for all boundaries...

2006

Abstracts: The Reflectivity Response of Multiple Fractures and its Implications for Azimuthal AVO Inversion; #90173 (2015)

Olivia Collet, Benjamin Roure, Jon Downton

Search and Discovery.com

...) derived a formula for the PP-wave reflection coefficient for weak contrast interfaces separating two weakly but arbitrarily anisotropic media, meaning...

2015

An Exact Method for Characterization of Grain Shape

Robert Ehrlich, Bernhard Weinberg

Journal of Sedimentary Research (SEPM)

... is not a reflection of current or past disinterest in grain-shape as an important diagnostic criterion. General reasons for the value of shape data can...

1970

Application of Multi-Scale Fracture Detection from Borehole Microresistivity Image and Dipole Shear Wave Reflection Imaging in Shale Gas Horizontal Wells: A Case Study in Changning Gas Field

DE Heng, He Fa Yao, Ran Wen, Bin Lin, Qi Cheng Fan, Yan Hui Fu,

Unconventional Resources Technology Conference (URTEC)

... is the receiving factor (i.e., receiving response) of the well to the reflected sound field; RF is the reflection coefficient of the wave at the formation...

2021

Study of Productive Sediments of the Neocomian of East Urengoy Field

A. N. Zolotov, A. G. Lur’ye, D. I. Rudniikaya, F. K. Salmanov

Petroleum Geology: A Digest of Russian Literature

... properties of the section. A coefficient of reflection with negative sign corresponds as a rule with clayey strata with anomalously low values...

1999

Abstracts: Seismic Imaging of the Massive Cu-Co-Zn Sulphide Deposite in Outokumpu, Finland; #90173 (2015)

Xuefeng Duo, H. Schijns, S. Heinonen, D. R. Schmitt, I. T. Kukkonen, and P. Heikkinen

Search and Discovery.com

... deep drill hole, calculated acoustic impedance, reflection coefficient and a synthetic seismogram. From left to right, they are the density log...

2015

Forward Modeling to Improve Seismic Acquisition Design

Paula A.C. Barbosa, Jose A. Jaramillo, Jose H. Olaya

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... by the facts that: a) velocity and density values of the involved formations, that makes the normal incidence p-wave reflection coefficient of the San...

2006

Improved TOC and Lithology Prediction for Wolfcamp Shales Using AVO Attribute Analysis

Jaewook Lee, Un Young Lim, David Lumley

Unconventional Resources Technology Conference (URTEC)

... 𝜑% 𝑉,! 𝑉-% 𝐻= 𝑎− 𝑑 cos 𝜃% cos 𝜑! 𝑉,% 𝑉-! 7 URTeC 1028 𝐾 = 𝐸𝐹 + 𝐺𝐻𝑝% 𝑅,, is the P-wave reflection coefficient; 𝜃! , 𝜃% are the reflection...

2020

ABSTRACT: Using Dual-Sensor Streamers to Address Seismic Imaging Challenges in OML 133, Offshore Nigeria; #90115 (2010)

Chris Tapie, Yvonne Paisant, Per Eivind Dhelie, and Robert Lory

Search and Discovery.com

... to record acoustic pressure and particle velocity, respectively. Due to the negative reflection coefficient at the air-water interface, down-going energy...

2010

Delineation of the Reservoir by Seismic Methods: Chapter 3

Roberto Sarmiento

AAPG Special Volumes

... indicate, the reflection coefficient is more sensitive to a change of impedance across the boundary than to its specific magnitude. Synthetic Seismograms...

1989

Influence of Organic Matter in Soils on Radar-Wave Reflection: Sedimentological Implications

Remke L. van Dam,, Elmer H. van den Berg, Sytze van Heteren, C. Kasse, Jeroen A.M. Kenter, Koos Groen

Journal of Sedimentary Research (SEPM)

... with a constant gain of 68 decibels. Figure 11. Relationships between reflection coefficient (RC) and suction potential for the transition from clean...

2002

The Limitations of Seismic Modelling of Geological Structures

B. L. N. Kennett

Petroleum Exploration Society of Australia (PESA)

... cyclic sequences, one may also replace the reflection or transmission coefficient associated with an interface by a reflection or transmission operator...

1985

Seismic Stratigraphy and Global Changes of Sea Level: Part 5. Chronostratigraphic Significance of Seismic Reflections: Section 2. Application of Seismic Reflection Configuration to Stratigraphic Interpretation

P. R. Vail, R. G. Todd , J. B. Sangree

AAPG Special Volumes

... or a discontinuous reflection. The unconformity reflection will be continuous if the reflection coefficient produced by the strata above and below the unconformity...

1977

Composition of Reflections: ABSTRACT

J. P. Woods

AAPG Bulletin

...Composition of Reflections: ABSTRACT J. P. Woods 1956 432 432 40 2. (February) When all traces on a seismic-reflection record show about the same...

1956

Investigation into the Fabric and Textural Controls over Effective Grain Stiffness for Accurate Biot Coefficient and Pore Compressibility Prediction

Laurent Louis, Gregory Boitnott, Erek Hutto, Gustavo Carpio, Michael Foster

Unconventional Resources Technology Conference (URTEC)

...Investigation into the Fabric and Textural Controls over Effective Grain Stiffness for Accurate Biot Coefficient and Pore Compressibility Prediction...

2021

Method of Determination of Specific Surface According to Geophysical Logging Data

A. T. Boyarov

Petroleum Geology: A Digest of Russian Literature

... or in a general form (5) S = C m 3 / K per Depending on the degree of complexity of the pore space of actual rocks, the coefficient...

1960

Determination of the Physical Parameters of Oil-Bearing Rocks for Calculation of Oil Reserves in Deposits According to Electrometric and Radiometric Data

F. I. Katyakhov

Petroleum Geology: A Digest of Russian Literature

... the determination of the coefficient of oil recovery of the stratum according to the core, but it does not eliminate the necessity of determining the content...

1958

Seismic Stratigraphy of the Quintong Depression, Jiangsu Province, China

Hu Zhen-Zhong

Circum Pacific Council Publications

... of seismic-reflection profile configurations, reflection geometry, seismic-geologic contact relationships, and other seismic parameters made possible...

1989

Seismic Expression of the Boundaries of a Miocene Carbonate Platform, Sarawak, Malaysia

Guido L. Bracco Gartner, Wolfgang Schlager, Erwin W. Adams

AAPG Special Volumes

... was then resampled at an interval of 6 ms (the sample rate of the seismic acquisition) and transformed into a reflection-coefficient log. To create the vertical...

2004

Optimum Deconvolution for Seismic Inversion Purposes

M. Suprajitno, L. Nutt, P. Busono

Southeast Asia Petroleum Exploration Society (SEAPEX)

... on a precise estimate of the reflection coefficient series. Spiking deconvolution is traditionally used on seismic data to achieve an approximation...

1988

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