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Transport equations for the inflationary spectral index
We present a simple and efficient method to compute the superhorizon evolution of the spectral index in multifield inflationary models, using transport equation techniques. We illustrate the evolution of n(s) with time for various interesting potentials.
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Publication status
- Published
File Version
- Published version
Journal
Physical Review DISSN
1550-7998Publisher
American Physical SocietyExternal DOI
Issue
4Volume
85Page range
043519-1-043519-6Department affiliated with
- Physics and Astronomy Publications
Full text available
- Yes
Peer reviewed?
- Yes
Legacy Posted Date
2012-09-25First Open Access (FOA) Date
2012-09-25First Compliant Deposit (FCD) Date
2012-09-07Usage metrics
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