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Phys. Rev. Lett. 86, 3484–3487 (2001)

Implications of Muon g-2 for Supersymmetry and for Discovering Superpartners Directly

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Lisa L. Everett, Gordon L. Kane, Stefano Rigolin, and Lian-Tao Wang
Michigan Center for Theoretical Physics, University of Michigan, Ann Arbor, Michigan 48109

Received 13 February 2001; revised 22 March 2001; published in the issue dated 16 April 2001

We study the implications of interpreting the recent muon gμ-2 deviation from the standard model prediction as evidence for virtual superpartners, with very general calculations that include effects of phases and are consistent with all relevant constraints. Assuming that the central value is confirmed with smaller errors, there are upper limits on masses: at 1.5σ, at least one superpartner mass is below about 450 GeV (550 GeV) for tanβ = 35 (50) and may be produced at the Fermilab Tevatron in the upcoming run.

© 2001 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevLett.86.3484
DOI:
10.1103/PhysRevLett.86.3484
PACS:
13.40.Em, 12.60.Jv, 14.80.Ly