Results 21 to 30 of about 1,705,238 (352)

Industrial structural geology : principles, techniques and integration : an introduction [PDF]

open access: yes, 2015
The authors wish to acknowledge the generous financial support provided in association with this volume to the Geological Society and the Petroleum Group by Badley Geoscience Ltd, BP, CGG Robertson, Dana Petroleum Ltd, Getech Group plc, Maersk Oil North ...
Bond, Clare E   +4 more
core   +1 more source

Rupture by damage accumulation in rocks [PDF]

open access: yes, 2006
The deformation of rocks is associated with microcracks nucleation and propagation, i.e. damage. The accumulation of damage and its spatial localization lead to the creation of a macroscale discontinuity, so-called "fault" in geological terms, and to the
A Buchel   +64 more
core   +4 more sources

Natural fracture propping and earthquake-induced oil migration in fractured basement reservoirs

open access: yesGeology, 2019
The geological processes that create fluid storage capacity and connectivity in global fractured basement reservoirs are poorly understood compared to conventional hydrocarbon plays.
R. Holdsworth   +9 more
semanticscholar   +1 more source

Asymmetric continental deformation during South Atlantic rifting along southern Brazil and Namibia [PDF]

open access: yes, 2017
Plate restoration of South America and Africa to their pre-breakup position faces the problem of gaps and overlaps between the continents, an issue commonly solved with implementing intra-plate deformation zones within South America.
Koehn, Daniel   +2 more
core   +1 more source

Deformation in Moffat Shale detachment zones in the western part of the Scottish Southern Uplands [PDF]

open access: yes, 2004
A study of the décollement zones in the Moffat Shale Group in the Ordovician Northern Belt of the Southern Uplands of Scotland reveals a progressive sequence of deformation and increased channelization of fluid flow.
Needham, D.T.
core   +1 more source

Fracture healing and strength recovery in magmatic liquids

open access: yesGeology, 2019
Cycles of fracture and healing in magma are important controls on outgassing time scales and repetitive seismicity at silicic volcanoes. Here, we experimentally drove silicate melts (at 109–1011 Pa·s) to tensile failure, measuring the strength during ...
A. Lamur   +3 more
semanticscholar   +1 more source

Seismic Response to Injection Well Stimulation in a High-Temperature, High-Permeability Reservoir [PDF]

open access: yes, 2019
Fluid injection into the Earth's crust can induce seismic events that cause damage to local infrastructure but also offer valuable insight into seismogenesis.
Chet Hopp   +9 more
core   +2 more sources

Causes of bias and uncertainty in fracture network analysis

open access: yesNorwegian Journal of Geology, 2019
Fault and fracture networks are analysed to determine the deformation history and to help with such applications as engineering geology and fluidflow modelling.
D. Peacock   +4 more
semanticscholar   +1 more source

A fluid flow perspective on the diagenesis of Te Aute limestones [PDF]

open access: yes, 2004
Pliocene cool-water, bioclastic Te Aute limestones in East Coast Basin, New Zealand, accumulated either in shelfal shoal areas or about structurally shallow growth fold structures in the tectonically active accretionary forearc prism.
Caron, Vincent   +2 more
core   +4 more sources

Dynamic fracture of tantalum under extreme tensile stress

open access: yesScience Advances, 2017
The dynamic fracture of tantalum is observed at the atomic scale using an x-ray monitoring technique at the SACLA XFEL facility. The understanding of fracture phenomena of a material at extremely high strain rates is a key issue for a wide variety of ...
B. Albertazzi   +40 more
semanticscholar   +1 more source

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