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Phys. Rev. Lett. 81, 5509–5512 (1998)

Signals for CP Violation in Scalar Tau Pair Production at Muon Colliders

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Seong-Youl Choi1 and Manuel Drees2
1Department of Physics, Yonsei University, Seoul 120-749, Korea
2IFT, Universidade Estadual Paulista, 900-01405 São Paulo, Brazil

Received 20 August 1998; published in the issue dated 21 December 1998

We discuss signals for CP violation in μ+μ-τ̃i-τ̃j+, where i,j = 1,2 label the two scalar τ mass eigenstates. We assume that these reactions can proceed through the production and decay of the heavy neutral Higgs bosons present in supersymmetric models. CP violation in the Higgs sector can be probed through a rate asymmetry even with unpolarized beams, while the CP-odd phase associated with the τ̃ mass matrix can be probed only if the polarization of at least one beam can be varied. These asymmetries might be O(1).

© 1998 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevLett.81.5509
DOI:
10.1103/PhysRevLett.81.5509
PACS:
11.30.Er, 12.60.Jv, 13.10.+q, 14.80.Ly