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LEP1 vs. Future Colliders: Effective Operators And Extended Gauge Group

J. -M. Frère J. M. Moreno M. Tytgat J. Orloff

hep-pharXiv:hep-ph/9207258

Abstract

In an effective Lagrangian approach to physics beyond the Standard Model, it has been argued that imposing SU(2) × U(1) invariance severely restricts the discovery potential of future colliders. We exhibit a possible way out in an extended gauge group context.

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