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gr-qc2025
Quintessence: Quadratic potentials
Artur Alho, Claes Uggla
Arguably one can use a canonical scalar field , minimally coupled to gravity, with quadratic potentials to explore some general features of slow-roll a…
gr-qc2025
Quintessence
Artur Alho, Elsa Bernholm, Claes Uggla
Recent observations suggest that the accelerated expansion of the Universe at late times is caused by a temporally changing dark energy component, rather than the constant one in t…