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

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200

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 = -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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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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mH0[GeV]

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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