Cornering electroweakinos at the LHC

Preprint English OPEN
Gori, Stefania ; Jung, Sunghoon ; Wang, Lian-Tao (2013)
  • Related identifiers: doi: 10.1007/JHEP10(2013)191
  • Subject: High Energy Physics - Phenomenology | High Energy Physics - Experiment
    arxiv: High Energy Physics::Phenomenology | High Energy Physics::Experiment

Squeezed supersymmetric spectra are challenging for the LHC searches based on a sizable missing energy and hard visible particles. One such scenario consists of chargino/second-lightest neutralino NLSPs and a lightest neutralino LSP with a relatively small mass gap (10-... View more
  • References (22)
    22 references, page 1 of 3

    [9] G. F. Giudice, M. A. Luty, H. Murayama, and R. Rattazzi, Gaugino mass without singlets, JHEP 9812 (1998) 027, [hep-ph/9810442].

    [10] G. F. Giudice, T. Han, K. Wang, and L.-T. Wang, Nearly Degenerate Gauginos and Dark Matter at the LHC, Phys.Rev. D81 (2010) 115011, [arXiv:1004.4902].

    [22] C. Bartels, M. Berggren, and J. List, Characterising WIMPs at a future e+e Linear Collider, Eur.Phys.J. C72 (2012) 2213, [arXiv:1206.6639].

    [23] H. K. Dreiner, M. Kramer, and J. Tattersall, How low can SUSY go? Matching, monojets and compressed spectra, Europhys.Lett. 99 (2012) 61001, [arXiv:1207.1613].

    [24] A. Delgado, G. F. Giudice, G. Isidori, M. Pierini, and A. Strumia, The light stop window, Eur.Phys.J. C73 (2013) 2370, [arXiv:1212.6847].

    [25] M. Berggren, F. Brummer, J. List, G. Moortgat-Pick, T. Robens, et. al., Tackling light higgsinos at the ILC, arXiv:1307.3566.

    [26] DELPHI Collaboration, P. Abreu et. al., Update of the search for charginos nearly mass-degenerate with the lightest neutralino, Phys.Lett. B485 (2000) 95-106, [hep-ex/0103035].

    [27] ALEPH Collaboration, A. Heister et. al., Search for charginos nearly mass degenerate with the lightest neutralino in e+ e- collisions at center-of-mass energies up to 209-GeV, Phys.Lett. B533 (2002) 223-236, [hep-ex/0203020].

    [28] OPAL Collaboration, G. Abbiendi et. al., Search for nearly mass degenerate charginos and neutralinos at LEP, Eur.Phys.J. C29 (2003) 479-489, [hep-ex/0210043].

    [29] J. Alwall, M. Herquet, F. Maltoni, O. Mattelaer, and T. Stelzer, MadGraph 5 : Going Beyond, JHEP 1106 (2011) 128, [arXiv:1106.0522].

  • Related Research Results (2)
  • Metrics
    No metrics available
Share - Bookmark