Blar i Institutt for energi og prosessteknikk på tidsskrift "Frontiers in Physics"
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Viscosity-induced crossing of the phantom divide in the dark cosmic fluid
(Journal article; Peer reviewed, 2013-12-10)Choosing various natural forms for the equation-of-state parameter w and the bulk viscosity ζ, we discuss how it is possible for a dark energy fluid to slide from the quintessence region across the divide w = −1 into the ...