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2015:groups:np:compspec [2015/06/13 14:58]
cedric.delaunay created
2015:groups:np:compspec [2015/07/14 09:41] (current)
philippe.gras Added mailing list instructions
Line 1: Line 1:
-__Compressed ​spectra, stops, ​EWinos__+====== Compressed ​spectra, stops, ​EWinos ======
  
  
 +//If you are interested in contributing please subscribe to the [[https://​e-groups.cern.ch/​e-groups/​EgroupsSearch.do?​searchValue=houches-2015-topics-bsm-compspec|Mailing list]]. You will be asked to log in with your CERN account. If you don't have a CERN account, please fill [[https://​account.cern.ch/​account/​Externals/​RegisterAccount.aspx|this form]] to create a lightweight account.//
 +
 +
 +**EWinos**
 +
 +  * Proposal to study pp-> chi2,chi3 -> gamma l^+ l^- chi1 chi1. Signal with low MET if chi1 much lighter than nearly degenerate chi2,chi3.
 +  * Higgs to electroweakino => in Higgs group [[2015:​groups:​higgs:​morehiggs:​hxx|Higgs to electroweakino]]
 +  * EWinos decays to other (light) Higgses e.g. in NMSSM => cross-section too small if decays into Higgs. Is there anything not covered by 2HDM Higgs searches? Daniele Barducci, Genevieve Belanger, Dipan Sengupta
 +
 +**Compressed spectra**
 +
 +  * Analyse the decay squark -> q lepton + RH sneutrino in a regime where the squark, sneutrino splitting is small (as arises in some Pati-Salam type of GUTs). Basic question: How large the splitting must be for the signal to be visible at the LHC? __Leader__: Werner Porod, __other members__:???​
 +  * What prospectfo ISR tagging? ​
 +  * Studying dilepton invariant mass distribution below 20GeV might be needed if compressed spectra. __Leader__: ???, __other members__:???​
 +
 +**Stops**
 +  * Is light stop totally excluded in the MSSM? __Leader__:​Giacomo P. __other members__:???​ Two holes hard to analyse: 1) stop close in mass with LSP+top, in a regime where top cross-section measurements doesn'​t help. 2) stop -> b chargino in a regime where W is off-shell.
 +
 +  * Which Higgs mass tool to trust in a regime where stops are around 1TeV. Spheno,​softSUSY,​suspect VS. FeynHiggs VS. SUSYHD. ​
 +
 +
 +**Please add your name (or a topic) if you think it's missing** ​
 + 
2015/groups/np/compspec.1434200283.txt.gz ยท Last modified: 2015/06/13 14:58 by cedric.delaunay