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arxiv: 0801.4471 · v3 · submitted 2008-01-29 · ✦ hep-ph · hep-th

Unparticle as a particle with arbitrary mass

classification ✦ hep-ph hep-th
keywords unparticlemassarbitraryparticlecontinuouscorrespondingcreationdefinite
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The unparticle field operator can be expanded in terms of creation and destruction operators corresponding to particles with a continuous mass spectrum. Hence, when the 4-momentum of an unparticle is measured, then the unparticle manifests as an ordinary particle with a definite (but arbitrary) mass.

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