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Theory Group
Theory Group Seminar, 04 November 2008


Louis Leblond, Texas A&M University

Cosmological Signatures from the End of Brane Inflation

abstract

A common feature of many string inspired models of inflation is that the inflationary era ends abruptly by tachyon condensation. In this talk, I will discuss some possible phenomenological consequences of this type of exit from inflation. These include the possibility of generating density perturbations (with a non-Gaussian spectrum) that could be observed in the CMB as well as leftover cosmic strings (with new properties) that can be observed in various ways.



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