LHC Search Strategy for Squarks in Higgsino-LSP Scenarios with Leptons and b-Jets in the Final State
Abstract
:1. Introduction
2. Simulation and Collider Analysis
3. Discussion and Summary
Author Contributions
Funding
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
- Fayet, P. Supersymmetry and Weak, Electromagnetic and Strong Interactions. Phys. Lett. B 1976, 64, 159. [Google Scholar] [CrossRef]
- Fayet, P. Spontaneously Broken Supersymmetric Theories of Weak, Electromagnetic and Strong Interactions. Phys. Lett. B 1977, 69, 489. [Google Scholar] [CrossRef]
- Nilles, H.P. Supersymmetry, Supergravity and Particle Physics. Phys. Rept. 1984, 110, 1–162. [Google Scholar] [CrossRef]
- Haber, H.E.; Kane, G.L. The Search for Supersymmetry: Probing Physics Beyond the Standard Model. Phys. Rept. 1985, 117, 75–263. [Google Scholar] [CrossRef] [Green Version]
- Gunion, J.; Haber, H.E. Higgs Bosons in Supersymmetric Models. 1. Nucl. Phys. B 1993, 272, 1, Erratum: Nucl. Phys. B 1993, 402, 567–569. [Google Scholar] [CrossRef]
- Kowalska, K.; Sessolo, E.M. The discreet charm of higgsino dark matter—A pocket review. Adv. High Energy Phys. 2018, 2018, 6828560. [Google Scholar] [CrossRef] [Green Version]
- Delgado, A.; Quirós, M. Higgsino Dark Matter in the MSSM. Phys. Rev. D 2021, 103, 015024. [Google Scholar] [CrossRef]
- Arganda, E.; Delgado, A.; Morales, R.A.; Quirós, M. Novel Higgsino dark matter signal interpretation at the LHC. Phys. Rev. D 2021, 104, 055003. [Google Scholar] [CrossRef]
- Arganda, E.; Delgado, A.; Morales, R.A.; Quirós, M. Search strategy for gluinos at the LHC with a Higgs boson decaying into tau leptons. arXiv 2021, arXiv:2107.06034. [Google Scholar]
- Arganda, E.; Delgado, A.; Morales, R.A.; Quirós, M. Hunting Squarks in Higgsino LSP scenarios at the LHC. arXiv 2021, arXiv:2112.09198. [Google Scholar]
- Alwall, J.; Frederix, R.; Frixione, S.; Hirschi, V.; Maltoni, F.; Mattelaer, O.; Shao, H.S.; Stelzer, T.; Torrielli, P.; Zaro, M. The automated computation of tree-level and next-to-leading order differential cross sections, and their matching to parton shower simulations. JHEP 2014, 7, 79. [Google Scholar] [CrossRef] [Green Version]
- Sjöstrand, T.; Ask, S.; Christiansen, J.R.; Corke, R.; Desai, N.; Ilten, P.; Mrenna, S.; Prestel, S.; Rasmussen, C.O.; Skands, P.Z. An Introduction to PYTHIA 8.2. Comput. Phys. Commun. 2015, 191, 159–177. [Google Scholar] [CrossRef] [Green Version]
- de Favereau, J.; Delaere, C.; Demin, P.; Giammanco, A.; Lemaître, V.; Mertens, A.; Selvaggi, M. DELPHES 3, A modular framework for fast simulation of a generic collider experiment. JHEP 2014, 2, 057. [Google Scholar] [CrossRef] [Green Version]
- Dercks, D.; Desai, N.; Kim, J.S.; Rolbiecki, K.; Tattersall, J.; Weber, T. CheckMATE 2: From the model to the limit. Comput. Phys. Commun. 2017, 221, 383–418. [Google Scholar] [CrossRef] [Green Version]
- Borschensky, C.; Gecse, Z.; Kraemer, M.; van der Leeuw, R.; Kulesza, A.; Mangano, M.; Padhi, S.; Plehn, T.; Portell, X.; Sekmen, S. LHC SUSY Cross Section Working Group. 2020. Available online: https://twiki.cern.ch/twiki/bin/view/LHCPhysics/SUSYCrossSections (accessed on 20 May 2022).
- Sirunyan, A.M.; Tumasyan, A.; Adam, W.; Bergauer, T.; Dragicevic, M.; Escalante Del Valle, A.; Fruehwirth, R.; Jeitler, M.; Krammer, N.; Lechner, L.; et al. Search for supersymmetry in final states with two oppositely charged same-flavor leptons and missing transverse momentum in proton-proton collisions at = 13 TeV. JHEP 2021, 4, 123. [Google Scholar] [CrossRef]
- ATLAS Collaboration. Searches for new phenomena in events with two leptons, jets, and missing transverse momentum in 139 fb−1 of = 13 TeV pp collisions with the ATLAS detector. arXiv 2022, arXiv:2204.13072. [Google Scholar]
- Aaboud, M.; Aad, G.; Abbott, B.; Abdinov, O.; Abeloos, B.; Abidi, S.H.; AbouZeid, O.; Abraham, N.; Abramowicz, H.; Abreu, H.; et al. Search for electroweak production of supersymmetric states in scenarios with compressed mass spectra at = 13 TeV with the ATLAS detector. Phys. Rev. D 2018, 97, 052010. [Google Scholar] [CrossRef] [Green Version]
- ATLAS Collaboration. Search for direct top squark pair production and dark matter production in final states with two leptons in = 13 TeV pp collisions using 13.3 fb−1 of ATLAS data. ATLAS-CONF-2016-076 2016. Available online: https://cds.cern.ch/record/2206249/files/ATLAS-CONF-2016-076.pdf (accessed on 12 May 2022).
- Mangano, M. The So-Called MLM Prescription for ME/PS Matching. Fermilab ME/MC Tuning Workshop. 2002. Available online: http://www-cpd.fnal.gov/personal/mrenna/tuning/nov2002/mlm.pdf.gz (accessed on 1 June 2022).
- Mangano, M.L.; Moretti, M.; Piccinini, F.; Treccani, M. Matching matrix elements and shower evolution for top-quark production in hadronic collisions. JHEP 2007, 1, 13. [Google Scholar] [CrossRef]
- Cowan, G.; Cranmer, K.; Gross, E.; Vitells, O. Asymptotic formulae for likelihood-based tests of new physics. Eur. Phys. J. C 2013, 71, 1554, Erratum: Eur. Phys. J. C 2013, 73, 2501. [Google Scholar] [CrossRef] [Green Version]
- Cowan, G. Discovery Sensitivity for a Counting Experiment with Background Uncertainty; tech. rep.; Royal Holloway: London, UK, 2012; Available online: http://www.pp.rhul.ac.uk/~cowan/stat/medsig/medsigNote.pdf (accessed on 27 May 2022).
Process | Signal | (inc.) | ||||
---|---|---|---|---|---|---|
Expected | 239 | 19,420 | 530 | 830 | ||
selection cut | 29.8 | 40,888 | 2140 | 38 | 39 | |
cuts of Equations (2)–(3) | 5.9 | 200 | 0 | 1.6 | 0.27 | 0.09 |
GeV | 3.7 | 0 | 0 | 0.86 | 0 | 2.61 |
GeV | 3.4 | 0 | 0 | 0.11 | 0 | 4.02 |
= 3 ab | 10.2 | 0 | 0 | 0.33 | 0 | 6.65 |
Process | Signal | (inc.) | ||||
---|---|---|---|---|---|---|
Expected | 195 | 19,420 | 530 | 830 | ||
selection cut | 23.4 | 40,888 | 2140 | 38 | 39 | |
cuts of Equations (2)–(3) | 3.5 | 200 | 0 | 1.6 | 0.27 | 0.06 |
GeV | 2.3 | 0 | 0 | 0.86 | 0 | 1.76 |
GeV | 1.76 | 0 | 0 | 0.11 | 0 | 2.61 |
= 3 ab | 5.3 | 0 | 0 | 0.33 | 0 | 4.37 |
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Arganda, E.; Delgado, A.; Morales, R.A.; Quirós, M. LHC Search Strategy for Squarks in Higgsino-LSP Scenarios with Leptons and b-Jets in the Final State. Particles 2022, 5, 265-272. https://doi.org/10.3390/particles5030023
Arganda E, Delgado A, Morales RA, Quirós M. LHC Search Strategy for Squarks in Higgsino-LSP Scenarios with Leptons and b-Jets in the Final State. Particles. 2022; 5(3):265-272. https://doi.org/10.3390/particles5030023
Chicago/Turabian StyleArganda, Ernesto, Antonio Delgado, Roberto A. Morales, and Mariano Quirós. 2022. "LHC Search Strategy for Squarks in Higgsino-LSP Scenarios with Leptons and b-Jets in the Final State" Particles 5, no. 3: 265-272. https://doi.org/10.3390/particles5030023
APA StyleArganda, E., Delgado, A., Morales, R. A., & Quirós, M. (2022). LHC Search Strategy for Squarks in Higgsino-LSP Scenarios with Leptons and b-Jets in the Final State. Particles, 5(3), 265-272. https://doi.org/10.3390/particles5030023