Abstract
A search is presented for long-lived particles with a mass between 25 and 50 GeV/ c2 and a lifetime between 1 and 200 ps in a sample of proton–proton collisions at a centre-of-mass energy of s=7 TeV, corresponding to an integrated luminosity of 0.62 fb -1, collected by the LHCb detector. The particles are assumed to be pair-produced by the decay of a standard model-like Higgs boson. The experimental signature of the long-lived particle is a displaced vertex with two associated jets. No excess above the background is observed and limits are set on the production cross-section as a function of the long-lived particle mass and lifetime.
Original language | English |
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Article number | 152 |
Pages (from-to) | 1-12 |
Number of pages | 12 |
Journal | European Physical Journal C |
Volume | 75 |
Issue number | 4 |
DOIs | |
Publication status | Published - 17 Apr 2015 |
Externally published | Yes |
Bibliographical note
Publisher Copyright:© 2015, CERN for the benefit of the LHCb collaboration.
Copyright:
Copyright 2020 Elsevier B.V., All rights reserved.
All Science Journal Classification (ASJC) codes
- Engineering (miscellaneous)
- Physics and Astronomy (miscellaneous)