Post on 20-Sep-2019
BSM @ IPPPSteven Abel
s.a.abel@durham.ac.uk
BSM @ IPPP – p.1
Who are we?
Cerdeno
SUSY Pheno
RichardsonGrellscheid
Khoze
Forste
Abel
ZavalaWeiglein
Stockinger
Brein
Hamilton
Dedes
String Pheno
Van Acoleyen
νDM
cosmoBaryogen.
Gregory
Underwood
Pascoli
BSM @ IPPP – p.2
Who are we?
Cerdeno
SUSY Pheno
RichardsonGrellscheid
Khoze
Forste
Abel
ZavalaWeiglein
Stockinger
Brein
Hamilton
Dedes
String Pheno
Van Acoleyen
νDM
cosmoBaryogen.
Gregory
Underwood
Pascoli
Bowcock
Chu
SmithGray
RoggenkampJejalla
RossHubeny
RangamaniDorey
Easson
Kanti
BSM @ IPPP – p.3
String phenomenology
• Heterotic string (Forste): geometry of rank reduction
+ 2727
3 x ( )27 27+
V, Σ ( )78
SU x SU brane6 2RSO brane10
0
_
__
__
Gauge
2 x ( )16
π R
BSM @ IPPP – p.4
String phenomenology
• Perturbation theory on intersecting D-branes (Abel,Goodsell + Owen, Schofield): Yukawas, FCNC’s(Mstr > 102TeV )
0
100
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300
400
500
600
700
1 1.5 2 2.5 3 3.5 4 4.5 5
Ms
(TeV
)
Lc/ls
| εK|τ -> eeµ
BSM @ IPPP – p.5
String phenomenology
• Perturbation theory on intersecting D-branes (Abel,Goodsell + Owen, Schofield): Yukawas, FCNC’s(Mstr > 102TeV )
t
P
BSM @ IPPP – p.6
String phenomenology
• Type IIA strings with fluxes (Zavala): possibility ofobtaining de Sitter vacua within this theory?
• Type IIB strings with fluxes (Abel, Goodsell): couplingswith non-trivial backgrounds
BSM @ IPPP – p.7
String phenomenology
• The String Vacuum Project (Grellscheid - EU network):a searchable tool for string phenomenology. Can wefalsify string theory?
• Production of black holes at colliders (Richardson,Kanti)
BSM @ IPPP – p.8
String phenomenology
• Phenomenology of non-commutative field theories[xµ, xν ] = iθµν : (Chu, Khoze, Levell, Travaglini, Abel)
..
1/g 2
MNCm
U(1) U(N)
k||
fSU(N−N)
BSM @ IPPP – p.9
SUSY phenomenology
• Scalar sector of general R-parity violating MSSM(Dedes, Rimmer, Schmidt-Sommerfeld): proof of noCP violation in neutral potential. Definition ofconvenient basis for calculations (hep-ph/0506209)
• Higgs mediated lepton flavour violating effects(Dedes): Discovery Potential of Super B factory. Studyof LFV τ → 3l and B → τµ.
BSM @ IPPP – p.10
SUSY phenomenology
• What happens if BR(Bs → µ+µ−) ∼ 10−7 at theTevatron? Constrains heaviest Higgs mass< 800GeV .
BSM @ IPPP – p.11
SUSY phenomenology
• LHC/ILC Study Group (Weiglein): worldwide studygroup, spring 2002 - hep-ph/0410364
Physics Interplay of the LHC and the ILC
The LHC / LC Study Group
Editors:
G. WEIGLEIN1 , T. BARKLOW2 , E. BOOS3 , A. DE ROECK4 , K. DESCH5 , F. GIANOTTI4 ,R. GODBOLE6 , J.F. GUNION7 , H.E. HABER8 , S. HEINEMEYER4 , J.L. HEWETT2 ,
K. KAWAGOE9 , K. MONIG10 , M.M. NOJIRI11 , G. POLESELLO12,4 , F. RICHARD13 ,S. RIEMANN10 , W.J. STIRLING1
Working group members who have contributed to this report:
A.G. AKEROYD14 , B.C. ALLANACH15 , D. ASNER16 , S. ASZTALOS17 , H. BAER18 ,T. BARKLOW2 , M. BATTAGLIA19 , U. BAUR20 , P. BECHTLE5 , G. BELANGER21 ,A. BELYAEV18 , E.L. BERGER22 , T. BINOTH23 , G.A. BLAIR24 , S. BOOGERT25 ,
E. BOOS3 , F. BOUDJEMA21 , D. BOURILKOV26 , W. BUCHMULLER27 V. BUNICHEV3 ,G. CERMINARA28 , M. CHIORBOLI29 , H. DAVOUDIASL30 , S. DAWSON31 , A. DE
ROECK4 , S. DE CURTIS32 , F. DEPPISCH23 , K. DESCH5 , M.A. DIAZ33 , M. DITTMAR34 ,A. DJOUADI35 , D. DOMINICI32 , U. ELLWANGER36 , J.L. FENG37 , F. GIANOTTI4 ,I.F. GINZBURG38 , A. GIOLO-NICOLLERAT34 , B.K. GJELSTEN39 , R. GODBOLE6 ,S. GODFREY40 , D. GRELLSCHEID41 , J. GRONBERG17 , E. GROSS42 , J. GUASCH43 ,J.F. GUNION7 , H.E. HABER8 , K. HAMAGUCHI27 T. HAN44 , S. HEINEMEYER4 ,
J.L. HEWETT2 , J. HISANO45 , W. HOLLIK46 , C. HUGONIE47 , T. HURTH4,2 , J. JIANG22 ,A. JUSTE48 , J. KALINOWSKI49 , K. KAWAGOE9 , W. KILIAN27 , R. KINNUNEN50 ,
S. KRAML4,51 , M. KRAWCZYK49 , A. KROKHOTINE52 , T. KRUPOVNICKAS18 ,R. LAFAYE53 , S. LEHTI50 , H.E. LOGAN44 , E. LYTKEN54 , V. MARTIN55 ,
H.-U. MARTYN56 , D.J. MILLER55,57 , K. MONIG10 , S. MORETTI58 , F. MOORTGAT4 ,G. MOORTGAT-PICK1,4 , M. MUHLLEITNER43 , P. NIEZURAWSKI59 ,
A. NIKITENKO60,52 , M.M. NOJIRI11 , L.H. ORR61 , P. OSLAND62 , A.F. OSORIO63 ,H. PAS23 , T. PLEHN4 , G. POLESELLO12,4 , W. POROD64,47 , A. PUKHOV3 ,
F. QUEVEDO15 , D. RAINWATER61 , M. RATZ27 , A. REDELBACH23 , L. REINA18 ,F. RICHARD13 , S. RIEMANN10 , T. RIZZO2 , R. RUCKL23 , H.J. SCHREIBER10 ,
M. SCHUMACHER41 , A. SHERSTNEV3 , S. SLABOSPITSKY65 , J. SOLA66,67 ,A. SOPCZAK68 , M. SPIRA43 , M. SPIROPULU4 , W.J. STIRLING1 , Z. SULLIVAN48 ,
M. SZLEPER69 , T.M.P. TAIT48 , X. TATA70 , D.R. TOVEY71 , A. TRICOMI29 ,M. VELASCO69 , D. WACKEROTH20 , C.E.M. WAGNER22,72 , G. WEIGLEIN1 ,S. WEINZIERL73 , P. WIENEMANN27 , T. YANAGIDA74,75 , A.F. ZARNECKI59 ,
D. ZERWAS13 , P.M. ZERWAS27 , L. ZIVKOVIC42
[G. Weiglein et al. ’04]
Exploratory study
122 authors from75 institutions,472 pages
To appear inPhysics Reports
• www.ippp.dur.ac.uk/~georg/lhcilc
BSM @ IPPP – p.12
SUSY phenomenology
• CMSSM w/ precision observables and WMAP: e.g.
MW , sin2 θeff , (g − 2)µ, BR(b → sγ) (Weiglein)
[J. Ellis, S. Heinemeyer, K. Olive, G. Weiglein ’04]
CMSSM with dark matter constraints, tanβ = 10:
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day)
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tanβ = 10, A0 = -m1/2
tanβ = 10, A0 = +2 m1/2
tanβ = 10, A0 = -2 m1/2
⇒ very good descriptionof the data
preference for relativelysmall mass values
. –
BSM @ IPPP – p.13
SUSY phenomenology
• CMSSM w/ precision observables and WMAP: e.g.
MW , sin2 θeff , (g − 2)µ, BR(b → sγ) (Weiglein)
[J. Ellis, S. Heinemeyer, K. Olive, G. Weiglein ’04]
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2, mχ~+
1 [GeV]
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day)
CMSSM, µ > 0, mt = 172.7
tanβ = 10, A0 = 0
tanβ = 10, A0 = +m1/2
tanβ = 10, A0 = -m1/2
tanβ = 10, A0 = +2 m1/2
tanβ = 10, A0 = -2 m1/2
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[GeV]
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10
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day)
CMSSM, µ > 0, mt = 172.7
tanβ = 10, A0 = 0
tanβ = 10, A0 = +m1/2
tanβ = 10, A0 = -m1/2
tanβ = 10, A0 = +2 m1/2
tanβ = 10, A0 = -2 m1/2
⇒ Good prospects for the LHC and ILC. –
BSM @ IPPP – p.14
SUSY phenomenology
• Most precise evaluation of EW precision variables in MSSM
(Stockinger, Weiglein): need to understand RG procedures.
Experiment prefers MSSM. e.g. MW →
t
H
t
W
t b
H
160 165 170 175 180 185 190mt [GeV]
80.20
80.30
80.40
80.50
80.60
80.70
MW
[GeV
]
SM
MSSM
MH = 114 GeV
MH = 400 GeV
light SUSY
heavy SUSY
SMMSSM
both modelsHeinemeyer, Hollik, Stockinger,Weber, Weiglein ’05
m t = 172.9-2.9GeV m t = 172.9GeV
m t = 172.9+2.9GeV
M W = 80.425GeV
M W = 80.425+0.034GeV
M W = 80.425-0.034GeV
experimental errors 68% CL:
LEP2/Tevatron (today)
Tevatron/LHC
ILC/GigaZ
BSM @ IPPP – p.15
SUSY phenomenology
• Impact of SUSY loop corrections on Tevatron and LHCHiggs searches (Weiglein): drastic effects on Tevatronlimits.
• EDMs (abel): Correlations between de, dHg, dn.
Non-observation of de at 10−30ecm impliesMSUSY > 100TeV.
BSM @ IPPP – p.16
SUSY phenomenology
• Two Higgs Doublet Model MSSM (Brein): Study H±W±
production at LHC to unravel Higgs sector.
inclusive hadronic cross section σ(W±H∓) for M2 = m2A0/2
tanβ = 6
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constraints: magn. moment aµ+ρ-parameter +pert. unitarity+vac. stability
BSM @ IPPP – p.17
SUSY phenomenology
• Monte-Carlo event generators (Richardson, Gigg,Grellscheid): HERWIG++
• Split SUSY (Richardson): observation andclassification of R-hadrons at LHC and ILC
Susy05, Durham 21st July 2
Charged R-hadrons
BSM @ IPPP – p.18
Dark Matter, ν’s and baryogenesis
• Gravitino DM (Cerdeno)
BSM @ IPPP – p.19
Dark Matter, ν’s and baryogenesis
• Neutrino masses in R-parity violating MSSM (Dedes,Rimmer): Complete one-loop calculation of massesand mixings
• Natural Dirac and pseudo-Dirac neutrinos in SUGRAand Affleck-Dine leptogenesis (Abel, Dedes, Page)
• Supermassive gravitinos and thermal leptogenesis(Pascoli)
BSM @ IPPP – p.20
Dark Matter, ν’s and baryogenesis
• Electroweak scale resonant leptogenesis(Underwood): how to accomodate TR < 109GeV ?
×
Ni Ni
LC
Φ†
×
Ni Nj
Φ
L
LC
Φ†
×
Ni
L
Nj
Φ†
LC
Φ
BSM @ IPPP – p.21
Our collaborators
Allanach, Allahverdi, Asakawa, Baek, Bowcock, Branco,Burgess, Carena, Choi, Chu, Cvetic, de Austi, Degrassi,Dixon, Dreiner, Ellis, Gray, Hannestad, Harris, Heinemeyer,Hewett, Hollik, Huffman, Hugonie, Jaeckel, Jedamzik,Jokinen, Kanemura, Kanti, Khalil, Kilian, Kim, Lebedev,Marquard, Masip, Mazumdar, Mrenna, Munoz, Nilles,Olive, Parker, Petcov, Pilaftsis, Plehn, Quevedo, Raidal,Ringwald, Rosiek, Roszkowski, Santiago, Schwetz,Svrcek, Tamvakis, Tasinato, Teixera, Travaglini,Vaudrevange, Wagner, Webber, Wingerter
BSM @ IPPP – p.22
Conference highlights (2003-)
• 3 × Annual theory meetings
• 5 × LHC/LC study meetings
• 2 ×Exotic signals at Hadron Colliders
• UK HEP forum - pinning down the neutrino
• World according to WMAP
• String Phenomenology 2003 (founded at IPPP in 2002)
• BSM meeting, Sussex, Sept 2003
BSM @ IPPP – p.23
Conference highlights (2003-)
• Neutrinoless double beta decay, April 2004
• UK HEP forum: from Tevatron to LHC, April 2004
• post-Strings 2004
• ECFA-DESY LC Workshop, Sept 2004
• New trends in PP and Cosmology, Sept 2004
BSM @ IPPP – p.24
Conference highlights (2003-)
• C++ MC developers’ forum, Jan 2005
• HEP Young researchers’ meeting, Jan 2005
• UK HEP forum: Dark Matter, Cosmology and Particle
Physics, May 2005
• Theory and experiment in Quantum Gravity
• Pre-SUSY 2005, June/July 2005
• SUSY 2005, July 2005
• UK Cosmology meeting, Sept 2005
• ν-mass meeting, Dec 2005
BSM @ IPPP – p.25