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Now showing items 2811-2820 of 3040
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Abstract A mechanism accommodating large strain in superplastic flow with elongation of 100%–300%, is described for fine‐grained calcareous shales deformed at temperature of 200–335°C and depths of 5–8 km up to slate schists ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
The Billefjorden Trough, a well studied onshore analogue to Carboniferous rift basins in the Barents Sea, is bounded to the west by the Billefjorden Fault Zone. Structural field analysis of a megabreccia and adjacent strata ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Helium from mantle-derived rocks bears in its isotopic ratios the traces of Earth differentiation, degassing, and long term geodynamic evolution. The low 4He/3He ratio of rocks whose origins are in the deep mantle, like ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Offshore injection of CO2 into volcanic sequences of the North Atlantic Igneous Province may present a large-scale, permanent storage option through carbonate mineralization. To investigate this potential, onshore studies ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
The marine controlled-source electromagnetic technique is employed both in large-scale geophysical applications as well as within the exploration of hydrocarbons and gas hydrates. Because of the diffusive character of the ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
The seasonal evolution of snow cover has significant impacts on the hydrological cycle and microclimate in mountainous regions. However, snow processes also play a crucial role in triggering alpine mass movements and ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
This study evaluates potential secondary seals within the overburden in two CO2 storage sites, Aurora and Smeaheia within the Horda Platform area, of the northern North Sea. Secondary sealing intervals provide for safe and ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Water takes part in most physical processes that shape mountainous periglacial landscapes and initiation of mass-wasting processes. An observed increase in rockfall activity in high mountain regions was previously linked ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Abstract Carbonate melts have been proposed to exist in the lower mantle, but their interaction with other lower mantle melt compositions is poorly understood. To understand miscibility in the carbonate‐silicate‐metal melt ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Permafrost is widespread in the High Arctic, including the Norwegian archipelago of Svalbard. The uppermost permafrost intervals have been well studied, but the processes at its base and the impacts of the underlying geology ...