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The Era of Discovery at the Large Hadron Collider

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Presentation on theme: "The Era of Discovery at the Large Hadron Collider"— Presentation transcript:

1 The Era of Discovery at the Large Hadron Collider
High Energy Experimental and Theoretical Particle Physics at Rutgers

2 CERN – Large Hadron Collider
Proton-Proton Collisions 14 TeV

3 Electroweak Scale Standard Model - Higgs Sector
SU(2) £ U(1) Gauge Symmetries Quark and Lepton Masses mW,Z = g v Spontaneously Broken m = h v Higgs Sector h H i = v = Scalar Order Parameter v = 174 GeV No other Positive Information

4 Electroweak Scale Standard Model - Higgs Sector
SU(2) £ U(1) Gauge Symmetries Quark and Lepton Masses mW,Z = g v Spontaneously Broken m = h v Higgs Sector h H i = v = Scalar Order Parameter v = 174 GeV No other Positive Information Excitations – Higgs Boson

5 Physics Associated with the Higgs Sector ??
Supersymmetry (Fermionic Extra Dimensions) Technicolor Warped Extra Dimensions ……… Dark Matter The Era of Discovery: How will we Discern New Physics in the Data ? What Signatures will be Important ? How will we Unravel the New Physics and Discover the Physics Associated with Electroweak Symmetry Breaking ?

6 Hadron Collider :

7 Invariant Kinematic Correlations
Uniform |M|2 on Two Body Resonances Consistent with Intermediate Scalar Edges Three Body Tree (Only feature in D=1 Histogram) Coincide with Endpoint of Resonant Two Body Correlation - Arise from “Missing” Lepton - Anything Else Contributing to Edge is massless Relative Density of Two Body Resonances, Resonant Two Body Correlation, and Edge Contrast - Br (  lll) / Br(  llX) Dalitz (symmetrized) 2 m132 2 m122

8 Invariant Kinematic Correlations
Three Body Resonant Trees 310 GeV · mlll · 330 GeV Further Enhances S/BCombinatoric Contrast m123 m132 m122

9 Kinematic Correlations
Nl ¸ 4 No Kinematic Correlation - Consistent with Arising from Different Parent Particle m14 = m and m23  m or m14  m and m23 = m - Single Resonant Two Body Decay m14 = m23 = m - If Density at Intersection \geq Some Events with (At least) Two Resonant Two Body Decays - Density at Intersection gives Fraction m14 m23

10 Isolating Top Quarks Top Quarks Couple Strongly to Higgs Condensate

11 Discerning SUSY in Cascade Decay Correlations
Dilepton Invariant Mass Distributions

12 High Energy Particle Physics at Rutgers – LHC
Experiment Theory Eva Halkiadakis Amit Lath Steve Schnetzer Sunil Somalwar ….. Tom Banks Matt Strassler Scott Thomas …..

13 What will You Do in the Era of Discovery ?
This Could Be You !


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