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Search for first-ge...
Search for first-generation scalar leptoquarks in p(p)over-bar collisions at root s=1.96 TeV
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Abazov, V. M. (författare)
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Åsman, Barbro (författare)
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Clément, Christophe (författare)
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Lager, Sara (författare)
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Strandberg, Jonas (författare)
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Zylberstejn, A. (författare)
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- 2005
- 2005
- Engelska.
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Ingår i: Physical Review D. Particles and fields. - 0556-2821 .- 1089-4918. ; 71:7, s. 071104-
- Relaterad länk:
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https://urn.kb.se/re...
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https://doi.org/10.1...
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Abstract
Ämnesord
Stäng
- We report on a search for pair production of first-generation scalar leptoquarks (LQ) in p (p) over bar collisions at root s=1.96 TeV using an integrated luminosity of 252 pb(-1) collected at the Fermilab Tevatron collider by the D0 detector. We observe no evidence for LQ production in the topologies arising from LQ(LQ) over bar -> eqeq and LQ(LQ) over bar -> eq nu q, and derive 95% C.L. lower limits on the LQ mass as a function of beta, where beta is the branching fraction for LQ -> eq. The limits are 241 and 218 GeV/c(2) for beta=1 and 0.5, respectively. These results are combined with those obtained by D0 at root s=1.8 TeV, which increases these LQ mass limits to 256 and 234 GeV/c(2).
Ämnesord
- NATURVETENSKAP -- Fysik (hsv//swe)
- NATURAL SCIENCES -- Physical Sciences (hsv//eng)
Nyckelord
- Physics
- Fysik
Publikations- och innehållstyp
- ref (ämneskategori)
- art (ämneskategori)
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