Angular momentum content of a virtual graviton

Duane A. Dicus, Scott Willenbrock

Research output: Contribution to journalArticle

Abstract

We show that a virtual graviton has a J=0 component, which serves to cancel the J=2,Jz=0 component when the graviton is on shell. In contrast, a massive graviton has no J=0 component either on or off shell. This difference is responsible for the van Dam-Veltman-Zakharov discontinuity.

Original languageEnglish (US)
Pages (from-to)372-376
Number of pages5
JournalPhysics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
Volume609
Issue number3-4
DOIs
StatePublished - Mar 10 2005

ASJC Scopus subject areas

  • Nuclear and High Energy Physics

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