(20130213 toyama)lhc susy-searches_respecting_muon_g-2

172 views

Published on

0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total views
172
On SlideShare
0
From Embeds
0
Number of Embeds
1
Actions
Shares
0
Downloads
1
Comments
0
Likes
0
Embeds 0
No embeds

No notes for slide

(20130213 toyama)lhc susy-searches_respecting_muon_g-2

  1. 1. LHC SUSY searchesafter the Higgs discovery:respecting the muon g-2Sho IWAMOTO13th Feb. 2013HPNP 2013 at University of ToyamaReferences)M. Endo, K. Hamaguchi, S. Iwamoto, and T. Yoshinaga [1303.4256]The University of Tokyo, JAPAN
  2. 2. 20122/22
  3. 3. LHCdiscoveredHiggs boson(?)!!3/22
  4. 4. The Standard Model and The MSSMMSSM (Minimal SUSY Standard Model) solves Hierachy problem. can provides Dark Matter candidate. can explain Muon anomaly.Supersymmetry (SUSY)But Not Found yet.Standard Model Now Completed! Problems Hierarchy Problem, Dark Matter, muon anomaly, … Anxiety towards ultimate theory4/22
  5. 5. The Standard Model and The MSSMMSSM (Minimal SUSY Standard Model) solves Hierachy problem. can provides Dark Matter candidate. can explain Muon anomaly.Supersymmetry (SUSY)But Not Found yet.Standard Model Now Completed! Problems Hierarchy Problem, muon anomaly, Dark Matter, … Anxiety towards ultimate theory mh = 126 GeVΔ(mh)loop : large Not found yet.(stop mixing parameter)tree[ATLAS-CONF-2012-109]A Nightmare:5/22
  6. 6. The Standard Model and The MSSMMSSM (Minimal SUSY Standard Model) solves Hierachy problem. can provides Dark Matter candidate. can explain Muon anomaly.Supersymmetry (SUSY)But Not Found yet.Standard Model Now Completed! Problems Hierarchy Problem, muon anomaly, Dark Matter, … Anxiety towards ultimate theory mh = 126 GeVΔ(mh)loop : large Not found yet.(stop mixing parameter)tree[ATLAS-CONF-2012-109]A Nightmare:The last(?) hope for detectable SUSY.6/22
  7. 7. What We Will see:SUSY spectrum should be .motivated MSSM.How to search?― current status & future prospects.1. Introduction2. motivated MSSM3. LHC v.s. motivated MSSM Current status Future prospects4. SummaryC o n t e n t s7/22
  8. 8. 2. Motivated MSSM8/22
  9. 9. Muon g-2 Problem anomalyHagiwara, Liao, Martin, Nomura, Teubner [1105.3149]can be explained with MSSM9/22
  10. 10. (g-2)-motivated MSSMMSSM current status LHC SUSY searches anomaly squarks & stau-sector & slepton ~ O(100)GeV. Gaugino:(to simplify LHC analyses)(approximate GUT relation)10 TeV1 TeV100 GeVThe targets!10/22
  11. 11. 3. MSSM v.s. LHC11/22
  12. 12. Review: g-2 motivated MSSM squarks: sleptons: gaugino:(approximate GUT relation)10 TeV1 TeV100 GeVRest Params:12/22
  13. 13. RESULT(an extreme case : μ = 2 TeV)13/22
  14. 14. Result: g-2 v.s. LHC current statusheavylightgaugino heavylightHiggsino-free!14/22
  15. 15. Result: g-2 v.s. LHC current statusheavylightgaugino heavylightExcludedbyjet searchHiggsino-free!15/22
  16. 16. Result: g-2 v.s. LHC current statusheavylightgaugino heavylight[No Gluino case]Higgsino-free!16/22
  17. 17. Details of Analyses jet search ATLAS 8TeV 5.8fb-1 [ATLAS-CONF-2012-109] 2-6 hard jets + no lepton + Original bound : 3-lepton search ATLAS 8TeV 13fb-1 [ATLAS-CONF-2012-154] Exact 3 leptons + + SM-like signal vetoes(no b-jets, no lepton pairs near MZ, etc…) Degenerated regionsare not excluded.(near the dotted lines)17/22
  18. 18. Prospects18/22
  19. 19. Result: g-2 v.s. LHC current statusExcludedbyjet search1σ~1.3TeV2σ~1.8TeVHow can we search?• Heavy gaugino• Large μ-term• Light sleptons… future work.19/22
  20. 20. 4. Summary20/22
  21. 21. Summary of this talk10 TeV1 TeV100 GeV 126 GeV Higgs SUSY Not Found yet anomalyJetsearchJet: ATLAS-CONF-2012-1093L: ATLAS-CONF-2012-15421/22
  22. 22. Summary of this talk10 TeV1 TeV100 GeV 126 GeV Higgs SUSY Not Found yet anomalyHow can we search?• Heavy gaugino• Large μ-term• Light sleptons… future work.~1.3TeV ~1.8TeVJetsearchJet: ATLAS-CONF-2012-1093L: ATLAS-CONF-2012-15422/22

×