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Lower Limit on Dark Matter Production at the CERN Large Hadron Collider

2005/03/31 by Jonathan L. Feng, Shufang Su, Fumihiro Takayama · 10 citations
Physics and Astronomy · #Cosmology and Gravitation Theories #Dark Matter and Cosmic Phenomena #Particle physics theoretical and experimental studies #hep-ph

paper · pdf · doi:10.1103/physrevlett.96.151802

published as Phys.Rev.Lett. 96 (2006) 151802 · 4 pages, title changed, possibility of cross sections far above Drell-Yan noted, published version

arxiv created 2006/03/25 · openalex publication_date 2006/04/19 · arxiv updated 2009/12/01 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

We evaluate the prospects for finding evidence of dark matter production at the CERN Large Hadron Collider. We consider weakly interacting massive particles (WIMPs) and superWIMPs and characterize their properties through model-independent parametrizations. The observed relic density then implies lower bounds on dark matter production rates as functions of a few parameters. For WIMPs, the resulting signal is indistinguishable from background. For superWIMPs, however, this analysis implies significant production of metastable charged particles. For natural parameters, these rates may far exceed Drell-Yan cross sections and yield spectacular signals.

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