SUSY Electroweak Full-hadronic in Run 2

General info

Internal documentation



(Left) Target signal diagram. (Right) Obs. limits on various bino LSP models.

Limit on the Z/h funnel DM scenarios Limit on wino (higgsino) pair production models decaying to higgsino (wino) LSP

(Left) Limit on the higgs "funnel" DM scenario. (Right) Limits on the wino⇄higgsino production/LSP models.


ATLAS limits on the benchmark Wino-NLSP/Bino-LSP simplified models before/after our results.

Studies & Representative presentations

Task Who's on Up-to-date result Comment
Cut flow comparison All Google doc  
Boson polarization in signals Shion Findings/Reweighting: 22th Feb 2019
Wino vs Higgsino: 5th Apr 2019
Large-R jet collection study Takuya, Shion Summary of R&Ds in CP: 9th Nov 2018
Performance of track-based D2 tagging: 29th Mar 2019 (page 7)
Boosted boson tagging WP re-optimization Yuta Proposal of higher eff WP: 15th May 2020  
Lepton veto optimization Shion Baseline lepton selection: 11st Sep 2019 (page 10)
Feed back to the combination team strategy: 18th Oct 2019
B-tagging Yuta Strategy in boosted: 5th Apr 2019
MV2c10 vs DL1r for VRTrackJets: FULLHADEWK-17
Event cleaning studies Yuta, Shion NCB veto, bad tile module jet veto: 20th Sep 2019  
Muon-in-bjet correction for higgs reconstruction Rachael 19th Jul 2019  
Boosted SR4Q optimization Yuta 18th Oct 2019  
Boosted SR2B2Q optimization Rachael 2nd Aug 2019  
Sensitivity of the previous resolved SRs in 140fb-1 Emily, Joakim, David 6th Dec 2019  
Boosted vs Resolved orthogonality Rachael 20th Sep 2019  
Data/MC comparison Emily, Yuta Boosted: See INT note
Resolved: 4th Oct 2019
Background estimation - 0L mass sideband studies Yuta 6th Dec 2019  
Background estimation - Non-resonant BGs Shion, Yuta Proof-of-principle: 12nd Jun 2020, 7th Aug 2020, 4th Sep 2020
VR follow-up: 9th Oct 2020, 4th Dec 2020
VR0L4Q-2T feasibility: 30th Oct 2020
4Q preselection study: 30th Oct 2020, 20th Nov 2020
TF validation: 4th Dec 2020
Background estimation - QCD estimation in 0L Joe 11st Dec 2020  
Background estimation - QCD estimation in 1L/1Y Shion 22nd Jan 2021  
BG component study Joe Ttbar decay: 19th Jul 2019
Ttbar fat jet containment: 20th Sep 2019
Wino-NLSP/Bino-LSP reweighting into Higgsino-NLSP/Bino-LSP Rachael Kinematics comparison: 5th Apr 2019
Polarization comparison: 5th Apr 2019
Realistic interpretation Shion Decays in wino-to-higgsino (higgsino-to-wino) scenario: 16th Aug 2019
Sensitivity: 20th Sep 2019 (page 23-27)
Toy MC vs asymmptotic calculator Yuta 2nd Oct 2020  

Signal samples

  • Big3 (C1C1 →WW, C1N2 →WZ, C1N2 →Wh/W→qq): ATLMCPROD-6944, ATLMCPROD-7179
    • Cross-section: CENTRPAGE-127
    • DSID: [Wh]: 397613-397665, [WW]: 397067-397069 & 397666-397715, [WZ]: 397061-397063 & 397716-397765
    • No filter applied. Full-simulation for dM>=300GeV points.
    • Note: W-bosons in the Wh signals always decay hadronically includeing ones from h→WW.
  • C1C1→WW extension: ATLMCPROD-9070
  • Neutral higgsino pair production into bino-LSPs (N2N3 →ZZ/Zh/hh+N1N1): ATLMCPROD-8303
    • Cross-section: CENTRPAGE-253 ( CENTRPAGE-283 for the e8263 series)
    • DSID: 500036-500194
    • No filter applied. Full-simulation for dM>=300GeV points.
    • MadSpin is used for ZZ/Zh points.
    • Bug in the initial batch (e8088; more detail). Fixed in the regeneration in e8263 ( more detail).
  • GGM higgsino to gravitino (H~H~→ZZ/Zh/hh+G~G~): ATLMCPROD-7866
    • Cross-section: CENTRPAGE-197
    • DSID: 398378398391
    • No filter applied. Full-simulation for all points.

BG/Data Samples


Main derivation: SUSY1 ( trigger list).
Supporting derivations: HIGG5D1 for fat jet studies.

Analysis frameworks

Feynman diagrams


Useful Links

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Topic revision: r30 - 2022-03-22 - ShionChen
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