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The AAPG/Datapages Combined Publications Database

Showing 254 Results. Searched 195,372 documents.

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Abstract: Using Phase Sequencing and Marine Vibrators for Residual Shot Noise Removal and Simultaneous-Source Separation; #90310 (2017)

Robert Laws, David Halliday, Ali Özbek, Jon Fredrik Hopperstad

Search and Discovery.com

... in a carefully defined sequence. This ‘phase sequencing’ can be used to shift energy about in the frequencywavenumber space in the common-receiver domain...

2017

Time-lapse electrical resistivity and induced polarization monitoring of a simulated ecosystem scale coastal flooding experiment

Moses B. Adebayo, Solomon Ehosioke, Efemena D. Destiny, Anya M. Hopple, Peter Regier, Patrick J. Megonigal, Nicholas D. Ward, Vanessa L. Bailey, Kennedy O. Doro

International Meeting for Applied Geoscience and Energy (IMAGE)

... inundation by measuring the resistivity and phase shift at 10 Hz for 9 hours, followed by 90 hours of system recovery observation. We inverted each...

2023

Real-time and quantitative monitoring of CO2 injection with rapid-repeat time-lapse vertical seismic profile data

Xiaohui Cai, Kristopher Innanen, Qi Hu, Scott Keating, Matthew Eaid, Donald Lawton

International Meeting for Applied Geoscience and Energy (IMAGE)

... addressed using a cross-correlation scanning scheme. The DAS data measure the strain ratio, and thus it was converted to strain by -90o phase shift...

2023

Seismic Attribute Studies of the Flinders Amplitude Anomaly - Gulf of Papua

D. Schmidt

Papua New Guinea (PNG) Petroleum Convention Proceedings

... a ly and its h yd ro c arb o n p o te n tia l. Amplitude, phase, frequency, impedance. Amplitude versus Offset (AVO) and PreStack depth migration...

2000

Niobrara Horizontal Well Planning and Execution: The Other Half of the Equation

Jack Wiener, Mohamed Elfedawy

Unconventional Resources Technology Conference (URTEC)

... and uncompensated phase shift and attenuation measurements. The azimuthal geosignal, or geosteering signal, is a qualitative unitless variable derived from...

2013

Geophysical Monitoring with Seismic Metamaterial Contrast Agents

Quin R. S. Miller, H. Todd Schaef, Satish K. Nune, Ki Won Jung, Jeffrey A. Burghardt, Paul F. Martin, Matthew S. Prowant, Kayte M. Denslow, Chris E. Strickland, Manika Prasad, Mathias Pohl, Piyoosh Jaysaval, B. Peter McGrail

Unconventional Resources Technology Conference (URTEC)

... to measure the resulting Figure 3. Schematic of geophysical core test apparatus strain (Figure 3). The phase shift between the imposed for measuring...

2019

Uniting Petrophysics and Stratigraphy to Decipher Classified Facies from a Pre-Stack 3D Inversion: Wolfcamp and Spraberry, Howard County, Midland Basin, #10946 (2017).

Stephen P. Gardner, Katie-Joe McDonough, Robert Lieber, Ray Vogler, Scott Cook, Michael Pollachek

Search and Discovery.com

... Zp –VS- PRESTACK INV Zp .647 5.2% error 6185-8450 WFMP Cross plot: -42 deg Phase shift P impedance –vs- Vol SS% P impedance –vs- Vol LS% Total...

2017

A case study of natural gas hydrates (NGH) in offshore NW Sabah: Identification, shallow geohazard implication for exploration drilling, extraction challenges and potential energy resource estimation

John Jong, Goh Hui Sin, Steve McGiveron, Jim Fitton

Geological Society of Malaysia (GSM)

...). The stability of the GHSZ can be disturbed when a small amount of salt (NaCl) is added into water, resulting in a phase boundary shift to the left, where...

2020

Chapter 7: Advanced Reservoir Characterization Using 3D Seismic Data in Badger Basin, Bighorn Basin, Wyoming

John E. Buggenhagen

Montana Geological Society

... shift migration was performed using 90% of the smoothed final velocity model. The result of this processing sequence...

1997

Acoustic and Elastic Modeling of Seismic Time-Lapse Data from the Sleipner CO2 Storage Operation

R. J. Arts, M. Trani, R. A. Chadwick, O. Eiken, S. Dortland, L. G. H. van der Meer

AAPG Special Volumes

... = base Utsira sand; TWT = two-way traveltime.The data were stacked and migrated using the NMO-velocity model, with the application of a phase shift...

2009

Fibre Optic Seismic Technology

Andrew Long

Petroleum Exploration Society of Australia (PESA)

... to the interferometer, causing a phase shift in the light signal. The degree of phase shift in units of radians is linearly proportio nal to the amount...

2006

Abstract: Sequence Stratigraphic Models - Latitudinally Derived Differences; #120178 (2015)

C. M. Fraticelli, J. R. Suter

Search and Discovery.com

... latitude systems show a phase shift in the expected arrangement of sands vs shales. High latitude systems in an icehouse world, where eustatic changes...

2015

An Analysis of a Seismic Reflection from the Base of a Gas Hydrate Zone, Offshore Peru (1)

JOHN J. MILLER , MYUNG W. LEE , and ROLAND VON HUENE

AAPG Bulletin

... (Ballesteros et al., 1988). A cursory examination of these BSRs showed the high amplitude and phase shift (polarity reversal) that typifies bright spots...

1991

Pushing the Production Limits in a Complex Channel Sand Reservoir … A Case Study

Nurul Hasani, Ferry Syafrian, Prasetyo Hadi, Tubagus Nasirudin, Adjie Setiawan, Julianta Parlindungan Panjaitan, Yus Willian, Laurence Reynolds

Indonesian Petroleum Association

... create directional sensitivity to conductivity changes in the formation. Directional measurements of electromagnetic phase shift and attenuation...

2012

Diving wave tomography: Velocity modelling using first arrival traveltime

Amatul Syafi Abdul Basit, Abdul Rahim Md Arshad, Arulini Permalu

Geological Society of Malaysia (GSM)

... modelling using first arrival traveltime Figure 9: The seismic section before (A) and after (B) depth migration, which shows phase shift...

2022

Seismic Characterization of a "Compound Tectonic Wedge" Beneath the Rocky Mountain Foreland Basin, Alberta

Donald C. Lawton, Chakrit Sukaramongkol,, Deborah A. Spratt

CSPG Bulletin

... shallow reflectors. Post-stack migration tests were undertaken with similar results being obtained for finite difference, phase-shift and f-k migration...

1996

Seismic simulations of experimental strata

Lincoln Pratson, Wences Gouveia

AAPG Bulletin

..., Migration of seismic data by phase shift plus interpolation: Geophysics, v. 49, no. 2, p. 124ñ131. Hamilton, E. L., 1980, Geoacoustic modeling...

2002

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