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The AAPG/Datapages Combined Publications Database

Showing 18,046 Results. Searched 195,387 documents.

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Local Variations in Earth Tides: ABSTRACT

Robert Stonely

AAPG Bulletin

... variations in crustal composition must produce effects of this kind, and accordingly an attempt has been made to estimate the order of magnitude...

1965

Slope Stability Monitoring at Boron: ABSTRACT

R. B. Kistler, J. C. Paulsen, L. L. Thomas

AAPG Bulletin

... of slope failure. The disturbances generally increase in number and magnitude as slope stability decreases. The same technique also is used to determi...

1968

Permeability of Clay and Shale: ABSTRACT

John D. Bredehoeft

AAPG Bulletin

... exceeds the local permeability by two to three orders of magnitude. This suggests that secondary features, probably fractures, control the regional...

1980

ABSTRACT Pre-existing Zones of Weakness: An Experimental Study of Their Influence on the Development of Extensional Faults, #90104 (2010)

Henza Alissa A.; Withjack Martha O.; Schlische Roy W.

Search and Discovery.com

... whose directions  differ by 45°. To vary the properties of the first‐phase fault fabric, we vary the magnitude of the first‐phase extension...

2010

No Slide Title

Search and Discovery.com

N/A

Subsurface Stress Recognition fr

Search and Discovery.com

N/A

Predicting Subseismic Fracture Density and Orientation in the Gorm Field, Danish North Sea: An Approach Using Elastic Dislocation Models, #20321 (2015).

Brett Freeman, David Quinn, Cathal G. Dillon, Michael Arnhild, Bastiaan Jaarsma

Search and Discovery.com

... magnitude appears to be a useful indicator of fracture density. At the field scale, small strain magnitudes correspond with small non-zero fracture...

2015

Fracture Diagnostics in Naturally Fractured Formations: An Efficient Geomechanical Microseismic Inversion Model

Meng Cao, Mukul M. Sharma

Unconventional Resources Technology Conference (URTEC)

... the geomechanical reasons for focal mechanisms and estimated the magnitude of microseismic events for a propagating hydraulic fracture by a use of a finite...

2022

Fluid Mechanics

Jeffrey S. Hanor

Special Publications of SEPM

... where c, +pgvz) = -(fk/q>(VP (7.3) SPECIFIC DISCHARGE, is both the magnitude and direction of the rate of fluid flow in terms of volume of fluid...

1988

Abstract: Seismic Efficiency, Overshoot and Enhanced Dynamic Weaking of Fractures Associated with Stimulation in Heavy Oil Reservoirs; #90224 (2015)

Lindsey N. Meighan, Ted Urbancic, and Adam Baig

Search and Discovery.com

...) changes with earthquake magnitude and apparent stress. The apparent stress is the stress measure of radiated energy and corresponds to the radiated...

2015

Spectral Balancing of Seismic Data Using Spectral Decomposition; #41976 (2017)

Satinder Chopra, Kurt J. Marfurt

Search and Discovery.com

... decomposition carried out using the continuous wavelet transform method. The output includes spectral magnitude, phase, and voice component volumes. 2...

2017

Origin and Distribution of Overpressure in the Northern Malay Basin, #41103 (2012)

Mark Tingay, Chris K. Morley, Andrew Laird, Orapan Limpornpipat, Kanjana Krisadasima, Hamish Macintyre, Suwit Pabchanda

Search and Discovery.com

... magnitude increases towards the basin-centre, with maximum pore pressure gradients of >19.0 MPa/km observed in the southeast part of the study area...

2012

Abstract: Black Box Recording of Passive Seismicity: Pitfalls of not Understanding your Acquisition Instrumentation and its Limitations; #90187 (2014)

Ted Urbancic and Andreas Wuestefeld

Search and Discovery.com

... discuss recording system design for effective monitoring of induced seismicity ranging in magnitude from -4 < M < +4. As part of the discussion, we...

2014

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