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Welcome to the new Datapages Archives

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The AAPG/Datapages Combined Publications Database

Showing 5,194 Results. Searched 200,691 documents.

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Traveltime tomography and efficient physics-informed Bayesian inversion

Tian Qiao, George Turkiyah, Gerard T. Schuster

International Meeting for Applied Geoscience and Energy (IMAGE)

..., . . . , S} source is the sum of the travelfor the s (s) (s) i times ti = j=1 li /v j along each segment of the ray from c) Velocity (km/s) 2.47 2.45 4 1.1 1.1...

2022

A New Approach to Measure Organic Density

Son T. Dang

Unconventional Resources Technology Conference (URTEC)

... and mineral true grain density, and potentially measured k – as inverse weight fraction of organic carbon to organic matters. Kvalue seems to be a good...

2014

3D inversion of electromagnetic logging-while-drilling data

David Marchant, Nigel Clegg, Luke Rawsthorne, Jari Kunnas

Petroleum Exploration Society of Australia (PESA)

... shelf is presented. METHODOLOGY In this section, we discuss the methods applied in the solution of the forward and inverse problems. Forward Modeling...

2019

Abstract: Inverse Scattering Series Internal Multiple Attenuation: A Western Canada Case Study; #90224 (2015)

Frederico Xavier de Melo, Murad Idris, Jason Gardner, Jill Woods

Search and Discovery.com

...Abstract: Inverse Scattering Series Internal Multiple Attenuation: A Western Canada Case Study; #90224 (2015) Frederico Xavier de Melo, Murad Idris...

2015

Reevaluating Depositional Models for Shelf Shales; #50242 (2009)

Janok Bhattacharya

Search and Discovery.com

... structures include diffusely stratified beds that show both normal and inverse grading, indicating sustained flows that waxed and waned. They also display...

2009

Re-evaluating Depositional Models for Shelf Shales: Examples from the Cretaceous Seaway of North America; #50383 (2011)

Janok Bhattacharya and James A. MacEachern

Search and Discovery.com

... a correspondingly hyperpycnal character. Physical sedimentary structures include diffusely stratified beds that show both normal and inverse grading...

2011

Abstracts: What Receivers will we use for Low Frequencies?; #90173 (2015)

R. Malcolm Lansley and Peter Maxwell

Search and Discovery.com

... interest in low frequencies down to less than 1 or 2 Hertz, there has been a significant effort in developing techniques that can source these low...

2015

Seismic Data Acquisition and Processing in the Midway-Sunset Oil Field

C. R. Willingham, A. S. Wylie Jr., D. J. Underwood

Pacific Section of AAPG

... the remaining four lines in early December, 1991. Field parameters used to acquire the 1991 data were: Group Interval: 82.5 feet Source Interval: 165...

2001

Resistivity Logs: Chapter III

George B. Asquith, Charles R. Gibson

AAPG Special Volumes

.... A second type of resistivity measuring device is the electrode log. Electrodes in the borehole are connected to a power source (generator), and the current...

1982

Abstract: Feasibility Testing of Time-lapse Seismic Monitoring with Full Waveform Tomography; #90171 (2013)

Chad Hogan, Ken Hedlin, Gary Margrave, and Michael Lamoureux

Search and Discovery.com

.... H., 1990, Inverse theory applied to multi-source cross-hole tomography. part I: Acoustic waveequation method.: Geophysical Prospecting, 38, 287–310...

2013

On Traction-Carpet Sedimentation

Y. K. Sohn

Journal of Sedimentary Research (SEPM)

... the thickness of a moving traction carpet. Inverse grading can be produced in the collisional region by the vertical gradient of dispersive pressure...

1997

Fullband imaging

Zhengmin Zhang, Jiwei Jia, Geping Fu, Hao Zhang, David Chow, Barry Hung, Ian Anstey, Wai Leong Lai

Petroleum Exploration Society of Australia (PESA)

... in general. By applying Q Tomography on the common image gathers (CIGs) in two separate steps to obtain Qa and Qb, we generated an inverse Qt (1/ Qt...

2016

High Resolution Seismic Reflection and Geoelectrical Resistivity Imaging at Pengkalan School Teacher's Quarters Pegoh, Ipoh, Malaysia

Mohammed Ismael Abu Shariah, Abdul Rahim Samsudin, Umar Hamzah, Abdul Ghani Refak

Geological Society of Malaysia (GSM)

.... The Two dimensional resistivity inverse models of the traverse lines are showing the low resistivity anomalies. These anomalies are interpreted...

2000

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