# Presentation: 931180

## New Physics and the Future of B Physics

**J. Hewett**

## CP Violation in the B System is Established

**Charmonium Modes:**
**sin 2******** = 0.734 ******** 0.055**
**7% Precision!!**

- Babar  81 fb-1

**Measures Phase in B Mixing**

## All Data are Consistent (so far...)

- (Charmonium Modes)

**All Data are Consistent (so far...)**

****** ****= 0.071 – 0.332**
****** ****= 0.259 – 0.419**

_**95% CL Ranges:**_

**The SM can explain**
**magnitude of CP **
**violation observed in**
**the K and B systems**

## Next Steps: 

**Accumulate ~500 fb****-1**** (1 ab****-1 ****?) by 2008-2010 at e****+****e****-**** B-Factories**
**Observe B****s**** Mixing at Tevatron**
**Continue to improve precision of measurements**
**Observe new modes**
**Try to open window to New Physics!**

## The Future Picture (?)

- CKM Fitter

**2005**

**2010**

**Hadronic Uncertainties are too large for Ultra-Precision Tests.**

**Only sin 2******** is measured precisely!**

## Future Steps: BTeV/LHCb + SuperB

| Feature | Quantity | Mode | 2 x1035 | 1036 | LHCb/BTeV |
| --- | --- | --- | --- | --- | --- |
| Side | Vub |  |  |  | ----- |
| 

Angles | vs.ref.) |  |  |  |  |
|  | eff |  |  |  |  |
|  |  |  |  |  | ----- |
|  |  |  |  |  |  |
|  | ~0 |  | ----- | ------ |  |
|  |  |  |  |  |  |
| Rare
Decays | C7,8,9,10 |   |  |  |  |
|  | sign(C7) |  | ----- |  |  |
|  | Im(C7Ci*) |  |  |  |  |

_**Future Steps: BTeV/LHCb + SuperB**_

**Hadron and e****+****e****-**** machines are Complementary for B-Physics as well as at high energies!**

- SLAC Scenarios Study

**+  **Bs Mixing @ BTeV/LHCb

## Context for Next Generation of Heavy Quark Experiments

_**LHC DiscoveryPossibilities**_**:**
**Plethora of New Particles/Interactions**
**Single SM-like Higgs**
**Strong gauge boson Scattering**
**Nothing**

## Are we interested in Heavy Flavor Physics in 2010?

## Are we interested in Heavy Flavor Physics in 2010?

**The SM leaves too many questions unanswered:**
**The hierarchy problem**
**The flavor problem**
**The strong CP problem**
**Baryogenesis**
**Neutrino Masses**
**How is gravity incorporated**

******  ****We believe New Physics exists!!**
**Hierarchy Problem suggests  ********NP**** ~ 4********M****W**** ~ 1 TeV**
**TeV scale can be probed in heavy quark sector with ultra-precise data.**

## Are we interested in Heavy Flavor Physics in 2010?

**The SM leaves too many questions unanswered:**
**The hierarchy problem**
**The flavor problem**
**The strong CP problem**
**Baryogenesis**
**Neutrino Masses**
**How is gravity incorporated**

******  ****We believe New Physics exists!!**
**Hierarchy Problem suggests  ********NP**** ~ 4********M****W**** ~ 1 TeV**
**TeV scale can be probed in heavy quark sector with ultra-precise data.**

**Flavor Sector**
**Questions!**

**Yes****!**

**Yes!**

## Heavy Flavor Physics in the LHC Era

**LHC Discovers New Physics:**
******NP ****Determined by ATLAS/CMS**
**Heavy Flavor exp’ts probe flavor violation associated with New Physics – measure  the new flavor parameters**

**LHC Discovers Nothing/SM Higgs**
**- Heavy Flavors confirm SM predictions with ultra-precision**

**In either case, B-Factories play an important role**

## Heavy Flavor Physics in the LHC Era

**LHC Discovers New Physics:**
******NP ****Determined by ATLAS/CMS**
**Heavy Flavor exp’ts probe flavor violation associated with New Physics – measure  the new flavor parameters**

**B-Factories Determine Flavor Structure of New Physics**

**LHC Discovers Nothing/SM Higgs**
**- Heavy Flavors confirm SM predictions with ultra-precision**

**In either case, need to improve theoretical accuracy:**
**Heavy flavor theory must become as precise as experiment!**

## Pictorial Example:

**New Physics Parameter Space**

**Mass**

****

## Pictorial Example:

**New Physics Parameter Space**

**Mass**

****

**LHC**

**~ TeV**

## Pictorial Example:

**New Physics Parameter Space**

**Mass**

****

**LHC**

**~ TeV**

**B-Physics**

## Pictorial Example:

**New Physics Parameter Space**

**Mass**

****

**LHC**

**~ TeV**

**B-Physics**

**Complementary knowledge from LHC and B Decays!**

## Concrete Example: Supersymmetry

**Once SUSY is discovered, want to determine flavor structure of squark mass matrices**
**Quark Masses – determined by Yukawa couplings**
**Squark Masses – determined by SUSY breaking terms**
**Depends on SUSY breaking mechanism and interactions at the GUT scale  ******** probes high scale physics!!**

**             ****m****11****2****    m****12****2****    m****13****2**
**M****q****2**** =    m****21****2****    m****22****2****    m****23****2**
**              ****m****31****2****    m****32****2****    m****33****2**

**~**

**Diagonal Term:  LHC/LC**
**Off-Diagonal Term: **
**                  ****Flavor  Physics**

## Tools for Probing New Physics

**Consistency among angles & sides of U.T., **
**    ****B****s****-Mixing, K physics**
**Comparison of CP Violation in different channels**
**sin 2******** via B ******** ********K****s****, ********K****s****, ********’K****s****, K****+****K****-****K****s**
**sin 2******** via B****d ******** DK,  B****s**** ******** D****s****K**
**Rare Processes**
**Decays B ******** X****s/d********, X****s/d****ll, l****+****l****-****, X****s******
**A****FB**** in B ******** X****s****ll**
**CP Asymmetries in B ******** X****s/d********, X****s/d****ll**
**D-Mixing**
****
**Standard Model Zeros**
**Patterns of distinguishing New Physics**

**-**

## Flavor Violation in Models which address the Hierarchy

- Little Higgs wMFV UV fix

- Extra dim wSM on brane

- SupersoftSUSY breakingDirac gauginos

- SM-like *B* physics                                                                 New Physics in *B* data

- MSSMMFVlow tan

- Generic  Little Higgs

- Generic  extra dim w SM in bulk

- SUSY GUTs

- Effective SUSY

- MSSMMFVlarge tan

- G. Hiller

## Present Heavy Flavor Physics Constraints on New Models: Example 1 - SUSY

**Constraints on SUSY 2-d parameter plane**
-  **Msugra**
**Contours of b ******** s******** in 10****-4**

- Baer etal.  hep-ph/0205325

- Common Scalar Mass

- Common
-  Gaugino
-  Mass

## Example 2: TeV-1 Extra Dimensions

**Fermions are separated in the bulk**

**Tree-Level Strong FCNC are generated from gluon KK states**

**Bounds on size of Xtra-D vs fermion separation from Meson Mixing**

- JLH, Lillie hep-ph/0306193

## 2. SUSY GUT with R : 

- 1. Minimal SUGRA:
-    The deviation from the SM is less than 10%.
- 2. SUSY GUT with R :
-    degenerate-case
-    Bs-mixing can be different from the SM.
-    B-unitarity triangle is closed.
- 3. U(2) flavor symmetry:
-   Large SUSY corr. to K, Bd, and Bs mixings.
-   B-unitarity triangle may not be closed.

_**Unitarity Triangle Correlations**_

- A(B->J/Ks)

- 

- Bs-mixing

- mSUGRA

- GUT+R

- U(2) Symmetry

- degenerate

- Goto etal

## Comparison of Different Channels: sin 2

_**Comparison of Different Channels**__**:**_** ****sin 2******

- ,

**+ Tree-Level contributions to ********K****s**

## Example: Supersymmetry

**Large s****R**** – b****R**** Mixing Contributes to ********K****s**

**~**

**~**

**Similar graph contributes to Nucleon EDMs!**

**Strong Bounds from Hg EDM**

- Hisano etal  hep-ph/0308255

**Gluonic Penguin Contribution**

*** Scalar Penguin Bounded by B****s******** ******

## Many CP Asymmetries can be changed by SUSY

- Ciuchini, Franco, Martinelli, Masiero, & Silvestrini

**Many CP Asymmetries can be changed by SUSY**

- SM

- 250

- 500

## Kinematic Distributions and CP Asymmetries in Rare Decays

-   Bauer, Stech & Wirbel
-    Ball and Braun
-    Melihov, Nikitin and Simula

- SM, ......> SUGRA with *C*7,
- MIA with suppressed Br,  MIA with enhanced Br

- Ali,* et al.*

- Standard Model predictions are robust!

- In SUGRA, sign of *C**7* determines sign of *A**FB*

**Kinematic Distributions and CP Asymmetries in Rare Decays**

## Graviton Penguins in B  Xsll

**Large Extra Dimensions**
**M****D**** = 1 – 2.5 TeV**

**Randall-Sundrum Model**
**M****1**** = 600 – 1000 TeV**

**Probes the TeV scale!**

- T. Rizzo

## Moments of the Angular Distribution in B  Xsll

**Large Extra Dimensions**
**M****D**** = 1 – 2.5 TeV**

**Randall-Sundrum Model**
**M****1**** = 600 – 1000 TeV**

**Uniquely determines spin-2 Exchange!**

- T. Rizzo

## Direct CP Asymmetries in Rare Decays

**Direct CP Asymmetries in Rare Decays**

- Ali and Lunghi

- Ali, Lunghi

## Patterns Distinguish SUSY Breaking Mechanisms

**MSugra**

**GMSB**

**AMSB**

**B****s**** ******** ********,  B ******** X****s********,  m****h**

- Baek, Ko, Song, hep-ph/0208112

## Patterns Distinguish Between Models

**Patterns Distinguish Between Models**

- JLH, BaBar Physics Book

## Conclusions: Heavy Flavor Physics

**Lots of excitement!**
**Provides complementary info to LHC**
**Probes Flavor Structure of New Physics**
**Patterns distinguish models of New Physics**

**Look forward to exciting times ahead!!**

## NASA satellites spy hidden penguin `oases’ 

- NASA (_[news](http://us.rd.yahoo.com/DailyNews/manual/*http://search.news.yahoo.com/search/news?p=%22NASA%22&c=&n=20&yn=c&c=news&cs=nw)__ - __[web sites](http://us.rd.yahoo.com/DailyNews/manual/*http://search.yahoo.com/search?p=NASA&h=c)__) satellites have helped scientists learn about the hard-to-find Antarctic Ocean 'oases' where penguins feast and thrive, researchers said on October 7, 2003. _

- -YaHoo Top News Story
-   8 October, 2003