The Z boson spin observables as messengers of new physics

Abstract We demonstrate that the eight multipole parameters describing the spin state of the Z boson are able to disentangle known Z production mechanisms and signals from new physics at the LHC. They can be extracted from appropriate asymmetries in the angular distribution of lepton pairs from the...

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Bibliographic Details
Main Authors: J. A. Aguilar-Saavedra, J. Bernabéu, V. A. Mitsou, A. Segarra
Format: Article
Language:English
Published: SpringerOpen 2017-04-01
Series:European Physical Journal C: Particles and Fields
Subjects:
Online Access:http://link.springer.com/article/10.1140/epjc/s10052-017-4795-8