Search for charginos and neutralinos with R-parity violation at √s = 130 and 136 GeV

Searches for charginos and neutralinos produced in e +e - collisions at centre-of-mass energies of 130 and 136 GeV have been performed under the assumptions that R-parity is not conserved, that the dominant R-parity violating coupling involves only leptonic fields, and that the lifetime of the light...

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Bibliographic Details
Main Authors: BUSKULIC, D.; et al., THULASIDAS, M.
Format: text
Language:English
Published: Institutional Knowledge at Singapore Management University 1996
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Online Access:https://ink.library.smu.edu.sg/sis_research/5788
https://ink.library.smu.edu.sg/context/sis_research/article/6791/viewcontent/ppe_96_086.pdf
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Institution: Singapore Management University
Language: English
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Summary:Searches for charginos and neutralinos produced in e +e - collisions at centre-of-mass energies of 130 and 136 GeV have been performed under the assumptions that R-parity is not conserved, that the dominant R-parity violating coupling involves only leptonic fields, and that the lifetime of the lightest supersymmetric particle can be neglected. In the 5.7 pb -1 data sample collected by ALEPH, no candidate events were found. As a result, chargino and neutralino masses and couplings are constrained and the domains previously excluded at LEP1 are extended.