Browsing Institutt for geofag by Author "Jahren, Jens Sigurd"
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Hansen, Henrik Nygaard; Løvstad, Kristoffer; Lageat, Gildas; Clerc, Sylvain; Jahren, Jens Sigurd (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)Sediment gravity flows transport large volumes of sand and clay minerals into submarine systems, which store some of the world's major reserves of oil and gas. However, knowledge about grain-coating clay mineral formation ...
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Hellevang, Helge; Line, Lina Hedvig; Eide, Christian Haug; Jahren, Jens Sigurd; Haile, Beyene Girma (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)Authigenic quartz grains carry information that is diagnostic for the thermal history and thereby the burial depth and uplift of sediments. Recycled quartz grains with embayed or rounded authigenic remnants have been ...
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Løvstad, Kristoffer; Hansen, Henrik Nygaard; Jahren, Jens Sigurd (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)The Stø Formation contains the main target reservoirs for petroleum exploration in the Norwegian Barents Sea Area, however, the clean sandstones of the Stø Formation can be heavily quartz cemented in areas that have undergone ...