split-susy at lhc & ilc jin min yang institute of theoretical physics chinese academy of...
TRANSCRIPT
Split-SUSY at LHC & ILC
Jin Min Yang
Institute of Theoretical Physics
Chinese Academy of Sciences
Outline
1. SUSY and Split-SUSY
3. Conclusion
2. Split-SUSY at LHC & ILC
|F |B SUSY
1. SUSY & Split-SUSY
Fine Tuning
GUT
ElectroweakBaryogenesis
Affleck-DineBaryogenesis
Inflation
Dark Matter
SUSY
• Fine-tuning
• GUT
• Dark Matter
TeV-Scale SUSY:
• Fine-tuning
• GUT
• Dark Matter
Split-SUSY:Arkani-Hamed, Dimopoulos, hep-th/0405159
Split-SUSY Spectrum:
• Sfermion very heavy
• Gluino < 18 TeV
• Higgs ( h ) < 150 GeV
• Higgs (H, A, H ) very heavy
• Chargino/neutralino < 1 TeV
Gluino, Chargino, Neutralino < 10 TeV GUT:
F.Wang, W.Wang, JMY, hep-ph/0507172
Gluino freeDark Matter: Chargino, Neutralino < 1 TeV
F.Wang, W.Wang, JMY, hep-ph/0512133
3. Split-SUSY at LHC & ILC
P
P
Gluino production at LHC:
Long-life gluino:
q
gq
q
Gluinonium: K. Cheung, W.Y.Keung, hep-ph/0408335
Chargino production at LHC & ILC:
P
P
1
1
+
_
e-
e+
S. H. Zhu, hep-ph/0407072 Kilian, Plehn, Richardson, Durham, Schmidt, hep-ph/0408088
ET
b
b
b-jet
b-jet ET
F.Wang, W.Wang, JMY, hep-ph/0512133
Through virtual effects :
Top-quark processes
Higgs boson processes
at ILC
at LHC
F. Wang, W. Wang, F. Xu, JMY, hep-ph/0612273
F. Wang, W. Wang,
F. Xu, JMY, hep-ph/0612273
F. Wang, W. Wang, F. Xu, JMY, hep-ph/0612273
4. Conclusion
Split-SUSY at LHC & ILC:
• Gluino < 18 TeV
• Higgs ( h ) < 150 GeV
• Chargino < 1 TeV
?? (20%)
? (50%)