# Presentation: 775735

## Nuclear Science & the New Standard Model

*Neutrinos & Fundamental Symmetries in the Next Decade*

## Nuclear Science & the New Standard Model

*Neutrinos & Fundamental Symmetries in the Next Decade*

## Outline

*Outline*

*Challenges for the new Standard Model*
*Neutrinos, symmetries and the origin of baryonic matter*
*Precision tests and “footprints” of the new Standard Model*

* **Supersymmetry as an illustration*
* **Theoretical progress & challenges*
* **Our work*

## Challenges for the New Standard Model

*Challenges for the New Standard Model*

## Fundamental Symmetries & Cosmic History

***Fundamental Symmetries & Cosmic History***

## Fundamental Symmetries & Cosmic History

***Fundamental Symmetries & Cosmic History***

## Fundamental Symmetries & Cosmic History

***Fundamental Symmetries & Cosmic History***

## Fundamental Symmetries & Cosmic History

***Fundamental Symmetries & Cosmic History***

*Puzzles the Standard Model can’t solve*

*Origin of matter*
*Unification & gravity*
*Weak scale stability*
*Neutrinos*

*What are the symmetries (forces) of the early universe beyond those of the SM?*

## Fundamental Symmetries & Cosmic History

***Fundamental Symmetries & Cosmic History***

- ?

*Baryogenesis: When? CPV? SUSY? Neutrinos? *

*WIMPy D.M.: Related to baryogenesis?*

*“**New gravity”? Lorentz violation? Grav baryogen ?*

## There must have been additional symmetries in the earlier Universe to

-  ***Unify all matter, space, & time***
*** ******Stabilize the weak scale***
*** ******Produce all the matter that exists***
*** ******Account for neutrino properties***

** *****Give self-consistent quantum gravity***

## New SM: Unique role for low energy studies in the LHC era 

* **(and beyond!)*

## Precision Probes of New Symmetries

***Precision Probes of New Symmetries***

*New Symmetries *

*Origin of Matter*
*Unification & gravity*
*Weak scale stability*
*Neutrinos*

## Comparing loop effects in different processes can probe particle spectrum

*J. Ellison, UCI*

## Precision, low energy measurements can probe for new symmetries in the desert

## Scientific Opportunities

*	**The orign of baryonic matter:*
*	**	****-decay & EDM*
*	**Precision measurements*
*	**	**Neutrino mixing & hierarchy*
*	**	**Weak decays, PVES, g****-2*
*	**Electroweak probes of QCD*
*	**	**PVES, Hadronic PV, ****N scatt...*

*Scientific Opportunities*

## The Origin of Matter & Energy

***The Origin of Matter & Energy***

- ?

*Baryogenesis: When? CPV? SUSY? Neutrinos? *

## -Decay: LNV? Mass Term? 

*Dirac*

*Majorana*

## -Decay: Theoretical Challenges 

*Dirac*

*Majorana*

*Light ****M** exchange: can we determine m***

## -Decay: Theoretical Challenges 

*Dirac*

*Majorana*

*Mechanism: does light ****M** exchange dominate ?*

*How to calc effects reliably ? How to disentangle H & L ? *

## -Decay: Interpretation

## -Decay: Interpretation 

*Dirac*

*Majorana*

## The Origin of Matter & Energy

***The Origin of Matter & Energy***

- ?

*Baryogenesis: When? CPV? SUSY? Neutrinos? *

## EDMs: New CPV?

***EDMs: New CPV?***

* **SM “background” well below new CPV expectations*
* **New expts: 10**2** to 10**3** more sensitive*
* **CPV needed for BAU? *

## EDMs: Complementary Searches

*Electron*

*Improvements of 10**2** to 10**3*

*Neutron*

*Neutral Atoms*

*Deuteron*

## EDMs: Theory

*Neutron*

*Neutral Atoms*

*Deuteron*

## EDMs & Schiff Moments

*One-loop*

*EDM: q, l, n...*

*Chromo-EDM: q, n...*

## Baryogenesis: New Electroweak Physics

## Baryogenesis: EDMs & Colliders

*Cirigliano, Profumo, R-M*

## Precision Probes of New Symmetries

***Precision Probes of New Symmetries***

*New Symmetries *

*Origin of Matter*
*Unification & gravity*
*Weak scale stability*
*Neutrinos*

## Nuclei & Charged Leptons

***Nuclei & Charged Leptons***

*PV Electron Scattering*

*Weak Decays*

* **n decay correlations*
* **nuclear **** decay*
* **pion decays*
* **muon decays*

* **Q-Weak *
* **12 GeV Moller*
* **PV DIS*

## Lepton Scattering & New Symmetries 

*Parity-Violating electron scattering*

## Weak Charge & Weak Mixing 

***Weak Charge & Weak Mixing ***

***Weak mixing depends on scale***

## Weak Mixing in the Standard Model

## Nuclei & Charged Leptons: Theory I

***Nuclei & Charged Leptons: Theory I***

*PV Electron Scattering*

* **Q-Weak *
* **12 GeV Moller*
* **PV DIS*

* **Substantially reduced QCD uncertainty in sin**2****W** running *
* **QCD uncertainties in ep box graphs quantified*
* **Comprehensive analysis of new physics effects*

## SUSY Radiative Corrections

- Propagator

- Box

## SUSY: R Parity-Violation

## Probing SUSY with PV Electron Scattering

## Weak Charges & New Physics

## Weak decays & new physics

## Weak decays & new physics: Expts

***Weak decays & new physics: Expts***

***NIST***

***SNS***

## Nuclei & Charged Leptons: Theory II

***Nuclei & Charged Leptons: Theory II***

*Weak Decays*

* **n decay correlations*
* **nuclear **** decay*
* **pion decays*
* **muon decays*

## Muon Anomalous Magnetic Moment

**~ 3.4 ********!**

## Nuclei & Charged Leptons: Theory III

***Nuclei & Charged Leptons: Theory III***

## Precision Neutrino Property Studies

*Neutrino Mass: Terrestrial vs Cosmological*

*New **** interactions*

## Summary

*Summary*

*Precision NP studies of neutrinos and fundamental symmetries are poised to discovery key ingredients of the new Standard Model during the next decade*
*Physics “reach” complements and can even exceed that of colliders*
*Substantial experimental and theoretical progress has set the foundation for this era of discovery*
*The precision frontier is richly interdisciplinary: nuclear, particle, hadronic, atomic, cosmological*

## Back Matter

*Back Matter*

## Lepton Flavor & Number Violation

## Lepton Flavor & Number Violation

- MEG: *B****!**e**** ~ *5 x 10-14

- MECO: *B****!**e** ~ *5 x 10-17

- Logarithmic enhancements of *R*

*Raidal, Santamaria; **	**Cirigliano, Kurylov, R-M, Vogel*

## Electroweak Phase Transition & Higgs

*LEP EWWG*

## Electroweak Phase Transition & Higgs

*LEP EWWG*

## Precision Neutrino Property Studies

*Mixing, hierarchy, & CPV*

*Long baseline oscillation studies:*
*CPV?*
*Normal or Inverted ?** *

## Probing SUSY with PV eN Interactions