Search Results - "Fossen, H"

Deformation bands formed during soft-sediment deformation: Observations from SE Utah by Fossen, Haakon

“…Several types of syndepositional deformation structures contain strain localization structures known as disaggregation bands. Abundant field examples from Utah…”
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Late Palaeozoic structural evolution of the Patch Bank Ridge and Utsira High, northern North Sea by Bauck, M. S., Faleide, J. I., Fossen, H., Hassaan, M., Braathen, A.

“…This study focuses on the Late Palaeozoic development of the area east of Utsira High in the North Sea, where the stratigraphic section below the late Permian…”
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Deep Crustal Flow Within Postorogenic Metamorphic Core Complexes: Insights From the Southern Western Gneiss Region of Norway by Wiest, J. D., Osmundsen, P. T., Jacobs, J., Fossen, H.

“…Viscous crustal flow can exhume once deeply buried rocks in postorogenic metamorphic core complexes (MCCs). While migmatite domes record the flow dynamics of…”
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Segmentation of the Caledonian orogenic infrastructure and exhumation of the Western Gneiss region during transtensional collapse by Wiest, J. D, Jacobs, J, Fossen, H, Ganerod, M, Osmundsen, P. T

“…The (ultra)high-pressure Western Gneiss Region (WGR) of the Norwegian Caledonides represents an archetypical orogenic infrastructure of a continent-continent…”
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From Caledonian Collapse to North Sea Rift: The Extended History of a Metamorphic Core Complex by Wiest, J. D., Wrona, T., Bauck, M. S., Fossen, H., Gawthorpe, R. L., Osmundsen, P. T., Faleide, J. I.

“…Extensional systems evolve through different stages due to changes in the rheological state of the lithosphere. It is crucial to distinguish ductile structures…”
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Extensional tectonics in the Caledonides: Synorogenic or postorogenic? by Fossen, Haakon

“…Extensional tectonism may form during as well as after the contractional history of a collisional orogeny. Kinematic studies combined with various age…”
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The impact of syn-faulting porosity reduction on damage zone architecture in porous sandstone: an outcrop example from the Moab Fault, Utah by Johansen, Tord Erlend Skeie, Fossen, Haakon, Kluge, Richard

“…Deformation structures in the Jurassic Moab Member of the Entrada Sandstone have been studied in the Courthouse area where two major fault segments (Segments A…”
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Effect on Field Fertility of Addition of Gelatine, Different Dilution Rates and Storage Times of Cooled Ram Semen After Vaginal Insemination by Paulenz, H, Ådnøy, T, Fossen, OH, Söderquist, L

“…Contents In a field trial, 633 ewes from 24 farms were inseminated vaginally using liquid semen (150 × 106 per dose) collected from 15 rams. The semen was…”
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Structural core analysis from the Gullfaks area, northern North Sea by Hesthammer, J., Fossen, H.

“…Comprehensive analyses of more than 8 km of core data from the Gullfaks area, northern North Sea, have proven invaluable for a thorough understanding of the…”
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Evolution and geometries of gravitational collapse structures with examples from the StatfJord Field, northern North Sea by Hesthammer, J., Fossen, H.

“…Gravitational collapse structures may range in scale from centimetres to hundreds of kilometres and affect both loose sediments and consolidated rocks. The…”
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Early Paleozoic orogenic collapse, tectonic stability, and late Paleozoic continental rifting revealed through thermochronology of K-feldspars, southern Norway by Dunlap, W. J., Fossen, H.

“…Southern Norway was subjected to contractional orogenesis and subsequent extensional collapse during the early to middle Paleozoic when Baltica collided with…”
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Pull-apart formation and strike-slip partitioning in an obliquely divergent setting, Leka Ophiolite, Norway by Titus, S.J, Fossen, H, Pedersen, R.B, Vigneresse, J.L, Tikoff, B

“…The Leka Ophiolite Complex (LOC) is located on the island of Leka, Norway, and belongs to the Uppermost Allochthon of the Scandinavian Caledonides. The rocks…”
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The use of dipmeter data to constrain the structural geology of the Gullfaks Field, northern North Sea by Hesthammer, J, Fossen, H

“…Analyses of 23 km of dipmeter data from 48 wells on the Gullfaks Field, northern North Sea, have helped to constrain and understand the structural geology of…”
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Shear zone evolution during core complex exhumation – Implications for continental detachments by Wiest, J.D., Fossen, H., Jacobs, J.

“…The formation of low-angle detachments involves exhumation of previously ductile material and fault zone weakening. To better understand this relationship, we…”
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Use and abuse of seismic data in reservoir characterisation by HESTHAMMER, J, LANDRØ, M, FOSSEN, H

“…All seismic data contain a mixture of signal and noise. In detailed reservoir characterisation, it is commonly difficult to distinguish between real features…”
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Seismic expression of shear zones: Insights from 2-D point-spread-function based convolution modelling by Wrona, T., Fossen, H., Lecomte, I., Eide, C.H., Gawthorpe, R.L.

“…Shear zones are common strain localization structures in the middle and lower crust and play a major role during orogeny, transcurrent movements and rifting…”
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Effect of deposition site and sperm number on the fertility of sheep inseminated with liquid semen by Paulenz, H., Ådnøy, T., Fossen, O. H., Söderquist, L., Andersen Berg, K.

“…The effect of the deposition site and the numbers of sperm on the fertility of sheep was tested in a field trial in which 1292 Norwegian crossbred ewes aged…”
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Contractional deformation of porous sandstone: Insights from the Aztec Sandstone, SE Nevada, USA by Fossen, Haakon, Zuluaga, Luisa F., Ballas, Gregory, Soliva, Roger, Rotevatn, Atle

“…Contractional deformation of highly porous sandstones is poorly explored, as compared to extensional deformation of such sedimentary rocks. In this work we…”
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Quartz textural analysis from an anastomosing shear zone system: Implications for the tectonic evolution of the Ribeira belt, Brazil by Conte, T., Cavalcante, C., Lagoeiro, L.E., Fossen, H., Silveira, C.S.

“…Strain localization and influence of grain-size reduction processes were investigated from field and microstructural observations, and from quartz textural…”
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Dependence of displacement–length scaling relations for fractures and deformation bands on the volumetric changes across them by Schultz, Richard A., Soliva, Roger, Fossen, Haakon, Okubo, Chris H., Reeves, Donald M.

“…Displacement–length data from faults, joints, veins, igneous dikes, shear deformation bands, and compaction bands define two groups. The first group, having a…”
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