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Quantum gravity corrections to the one loop scalar self-mass during inflation

  • E. O. Kahya*
  • , R. P. Woodard
  • *Corresponding author for this work
  • University of Florida

Research output: Contribution to journalArticlepeer-review

70 Citations (Scopus)

Abstract

We compute the one loop corrections from quantum gravity to the self-mass-squared of a massless, minimally coupled scalar on a locally de Sitter background. The calculation was done using dimensional regularization and renormalized by subtracting fourth order BPHZ (Bogoliubov-Parasiuk-Hepp- Zimmerman) counterterms. Our result should determine whether quantum gravitational loop corrections can significantly alter the dynamics of a scalar inflaton.

Original languageEnglish
Article number124005
JournalPhysical Review D - Particles, Fields, Gravitation and Cosmology
Volume76
Issue number12
DOIs
Publication statusPublished - 6 Dec 2007
Externally publishedYes

Funding

FundersFunder number
Directorate for Mathematical and Physical Sciences0653085

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