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hep-th2008★ 3 cited
Phase Diagram for Nflation
Iftikhar Ahmad, Yun-Song Piao, Cong-Feng Qiao
Recently, it was showed that there is a large N phase transition in Nflation, in which when the number of fields is large enough, the slow roll inflation phase will disappear. In t…
hep-th2008★ 12 cited
On Number of Nflation Fields
Iftikhar Ahmad, Yun-Song Piao, Cong-Feng Qiao
We study the Nflation model, in which a collection of massive scalar fields drive the inflation simultaneously. We find, when the number of fields is larger than the square of rati…