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 2,662 Results. Searched 190,740 documents.

1   2   3   4   5   Next >


3-D Tomographic Amplitude Inversion for Compensating Transmission Losses in the Overburden

Barry Hung, Kefeng Xin, Sergey Birdus, James Sun

Indonesian Petroleum Association

... loss caused by transmission anomalies, such as shallow gas, in the overburden. The approach has the advantage of estimating transmission losses from...


ABSTRACT: Compensating for Seismic Absorption Anomalies with 3-D Q-Tomography and Q-compensating PSDM; #90115 (2010)

Yi Xie, Kefeng Xin, James Sun, Carl Notfors, Barry Hung, and Roger Taylor

Search and

...ABSTRACT: Compensating for Seismic Absorption Anomalies with 3-D Q-Tomography and Q-compensating PSDM; #90115 (2010) Yi Xie, Kefeng Xin, James Sun...


From Arrhenius to CO2 Storage: Part XI: How Earth's IR Photons are Transferred in the Atmosphere in the Presence of CO2

Lasse Amundsen, Martin Landrø

GEO ExPro Magazine

..., to top of troposphere at height 11 km. Red line: transmission upwards with absorption only, which is impossible, since the atmosphere would overheat...


Overburden Compensation: A Pragmatic Solution to the Frequency Dependent Amplitude Losses Associated With Laterally Variable Overburden

Swee Leng NG, Martin Bayly

Indonesian Petroleum Association

... overburden geology. When passing through the overburden, the propagating seismic wave suffers absorption, scattering and transmission losses...


Marine Seismic Sources: Part XII: Sound in the Sea

Martin Landrø, Lasse Amundsen

GEO ExPro Magazine

... loss. It is usually expressed in dB, leading to the spherical transmission loss equation: TL= -7 0 log 10 (Illa)= 20 log10 (r) But sound cannot...


Spectral Reflectance of Carbonate Rocks and Minerals: ABSTRACT

Susan J. Gaffey

AAPG Bulletin

... of these absorption bands are diagnostic of the sample's mineralogy and chemical composition. Absorption bands in the 1.5 to 2.5 µ region are due to vibrations...


Study on Characteristic Variability of Weak Signal in High Density Seismic Acquisition; #41351 (2014)

Wujin Chen and Anchu Wu

Search and

... through the same interface of the medium, which is called interface transmission loss. (4) In the surface seismic acquisition, the signals received...


Normal and Reverse Pleochroism in Biotite: ABSTRACT

D. D. Hogarth

AAPG Bulletin

... Chelsea shows less marked reverse pleochroism. With thick sheets transmission maximum Y is at 6200 A and Z at 5800 A. No absorption maxima were noted...


Resolving Seismic Attenuation Issue through Q-Migration, a Case Study in Sisi-Nubi Field, Indonesia

Bastian Hutahayan, Keat Huat Teng, Kelik Moersidin, Jacques Bonnafe, Natalia Anggriani, Cepi M. Adam

Indonesian Petroleum Association

... (Figure 4). The frequency and energy loss due to the strong absorption are restored which consequently enhance the seismic resolution and reflector...


Water in Skeletal Carbonates

Susan J. Gaffey

Journal of Sedimentary Research (SEPM)

... al. (1983) found that progressive heating of Goniolithon caused weakening of an O-H stretching fundamental absorption and found a 4.75 percent loss...


Determination of Carbonate and Organic Matter in Calcareous Sediments and Sedimentary Rocks by Loss on Ignition: Comparison With Other Methods

Walter E. Dean, Jr.

Journal of Sedimentary Research (SEPM)

... cations" by atomic absorption or other methods. A comparison of "soluble salts" and ignition loss carbonate for 61 lak sediment samples is presented...


Qualitative and Quantitative Processing of Side Scan Sonar Data

F.S. Dwan, A.L. Anderson, T.W.C. Hilde

Circum Pacific Council Publications

... pattern, time-varying gain, processing gain, transmission loss, absorption, insonified area, and grazing angle effects. Sea floor classification can...


Carbonate Textures: Carbonate Techniques

AAPG Special Volumes

... of the trace element chemistry of the sediments is essential, X-ray fluorescence, microprobe, atomic absorption, or cathodoluminescence techniques may...


Determination of CO2 in Carbonate Rocks by Controlled Loss on Ignition

O. Karmie Galle , Russell T. Runnels

Journal of Sedimentary Research (SEPM)

...Determination of CO2 in Carbonate Rocks by Controlled Loss on Ignition O. Karmie Galle , Russell T. Runnels 1960 Vol. 30 No. 4. (December...


Accurate Determination of Reduced Sulfur and Major Elements by Fused Glass X-Ray Fluorescence Analysis: RESEARCH METHOD PAPER

David N. Awwiller

Journal of Sedimentary Research (SEPM)

... with subsequent loss of reduced sulfur via volatilization. This is not a major concern for most igneous and metamorphic rocks but it can be especially troublesome...


Installation and Performance of Binio–Sungei Karas Insulated Crude Line

Kosnendar Djadjuri

Indonesian Petroleum Association

..., open cell content, compressive strength, flammability water absorption, water vapor transmission, dimension stability, concentricity and thickness...


Possible Sources of Error in Particulate Matter Analysis Using Silver Filters: NOTES

Henri E. Gaudette, Franz E. Anderson

Journal of Sedimentary Research (SEPM)

...), A systematic weight loss has been observed during particulate matter filtration using silver filters. This loss is related to the formation...


An Integrated Multi-Analysis Procedure That Qualifies DHI’s: A Case History in the Louisiana Hackberry Trend

Russell Hoopes, W. M. Aber, Jr.

Bulletin of South Texas Geological Society

... a productive medium. This absorption expresses itself in three forms. Figure 1. Frequency Absorption Loss of average amplitude Selective loss of high...


Compensating for Seismic Absorption for Orthogonal Shooting Field Data: A Case Study on NW Tunu Area, Indonesia

Doddy Iqbal Biramandita, Vishal Kumar, Wayne Zanussi, Jacques Bonnafe, Natalia Anggriani, Cepi M. Adam, Didiek Bhudy Prabowo

Indonesian Petroleum Association

...Compensating for Seismic Absorption for Orthogonal Shooting Field Data: A Case Study on NW Tunu Area, Indonesia Doddy Iqbal Biramandita, Vishal Kumar...


Least Square Q-Kirchhoff Migration: Implementation and Application

Xiaodong Wu, Yi Xie, Joe Zhou, Dechun Lin, Yu Wang

Petroleum Exploration Society of Australia (PESA)

... is lost due to earth absorption. QPSDM and LSQPSDM are presented in Figures 2b and 2c. Both methods are able to compensate for high frequency loss...


1   2   3   4   5   Next >