The w < -1 side of Dark Energy - Univers Invisible
The w < -1 side of Dark Energy - Univers Invisible
The w < -1 side of Dark Energy - Univers Invisible
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Conclusions• General framework to study single field quintessence models• Higher derivative terms can stabilize the w Q< -1 regionPhenomenology is the same as k-essence models with c S2= 0• Quintessential plane• <strong>The</strong> phantom divide can be smoothly crossed if one sets c S2= 0• Phenomenology <strong>of</strong> models with c S2= 0 vs c S2= 1 must be further explored
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