Angular momentum content of a virtual graviton

Duane A. Dicus; Scott Willenbrock

doi:10.1016/j.physletb.2005.01.048

Angular momentum content of a virtual graviton

Duane A. Dicus
, Scott Willenbrock

Research output: Contribution to journal › Article › peer-review

Abstract

We show that a virtual graviton has a J=0 component, which serves to cancel the J=2,J_z=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 language	English (US)
Pages (from-to)	372-376
Number of pages	5
Journal	Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
Volume	609
Issue number	3-4
DOIs	https://doi.org/10.1016/j.physletb.2005.01.048
State	Published - Mar 10 2005
Externally published	Yes

ASJC Scopus subject areas

Nuclear and High Energy Physics

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10.1016/j.physletb.2005.01.048

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title = "Angular momentum content of a virtual graviton",

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.",

author = "Dicus, \{Duane A.\} and Scott Willenbrock",

note = "We are grateful for conversations with T. Han and I. Rothstein. This work was supported in part by the US Department of Energy under contracts Nos. DE-FG03-93ER40757 and DE-FG02-91ER40677.",

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doi = "10.1016/j.physletb.2005.01.048",

language = "English (US)",

volume = "609",

pages = "372--376",

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AU - Dicus, Duane A.

AU - Willenbrock, Scott

N1 - We are grateful for conversations with T. Han and I. Rothstein. This work was supported in part by the US Department of Energy under contracts Nos. DE-FG03-93ER40757 and DE-FG02-91ER40677.

PY - 2005/3/10

Y1 - 2005/3/10

N2 - 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.

AB - 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.

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DO - 10.1016/j.physletb.2005.01.048

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AN - SCOPUS:14144254574

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JO - Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics

JF - Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics

IS - 3-4

ER -

Angular momentum content of a virtual graviton

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