Search for neutralino pair production at sqrt(s) = 189 GeV
arXiv:hep-ex/0102034 · doi:10.1007/s100520100615
Abstract
A search for pair-production of neutralinos at a LEP centre-of-mass energy of 189 GeV gave no evidence for a signal. This limits the neutralino production cross-section and excludes regions in the parameter space of the Minimal Supersymmetric Standard Model (MSSM).
24 pages, 10 figures, Accepted by Eur. Phys. J. C