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MICE & nuSTORM V. Blackmore University of Oxford Neutrino Oscillation Workshop September 13 th, 2014 1/30V. Blackmore: MICE.

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Presentation on theme: "MICE & nuSTORM V. Blackmore University of Oxford Neutrino Oscillation Workshop September 13 th, 2014 1/30V. Blackmore: MICE."— Presentation transcript:

1 MICE & nuSTORM V. Blackmore University of Oxford Neutrino Oscillation Workshop September 13 th, /30V. Blackmore: MICE & nuSTORM13/09/14 &

2 Talk Overview 2/30V. Blackmore: MICE & nuSTORM13/09/14 *comments later

3 A Machine for CPV Discovery [1] CKMfitter Collaboration, 2014 [2] P. Coloma, P. Huber, J. Kopp & W. Winter, /30V. Blackmore: MICE & nuSTORM13/09/14

4 Neutrino Factory SourceOscillationDetection CC 4/30V. Blackmore: MICE & nuSTORM13/09/14 Proton driver (linac option) TargetDecay ChannelBuncherPhase RotationCoolingto 0.8 GeV 0.8—2.8 GeV 2.8—10 GeV Muon decay ring 562 m Cartoon based on IDS-NF design Front End Muon SourceAccelerationDecay Ring Also available to use as a ‘superbeam’

5 Muon Cooling Liouville’s theorem conserves phase space Reduce by defying Lioville’s theorem, Requires a non-conservative force Muon lifetime limits options Ionisation cooling is the solution 5/30V. Blackmore: MICE & nuSTORM13/09/14

6 Sustainable Ionisation Cooling Multiple scattering Ionisation Cooling Measure a change in emittance 6/30V. Blackmore: MICE & nuSTORM13/09/14

7 MICE Muon Ionisation Cooling Experiment Goal: Demonstration of sustainable ionisation cooling (Step V) Progress: Measurements of material properties and their influence on cooling (Step IV) 7/30V. Blackmore: MICE & nuSTORM13/09/14

8 MICE Step V 8/30

9 MICE Step V 9/30

10 MICE Step V 10/30

11 MICE Step V 11/30

12 MICE Step V 12/30

13 Progress: Step IV Measurements of material properties and their influence on cooling 1.Characterise input beam [3] 2.Understand effect of material on beam emittance No RF, 1 absorber module 3.Understand sustainable ionisation cooling With RF, 2 absorber modules Entering final stages of construction, data-taking to begin early /30V. Blackmore: MICE & nuSTORM13/09/14

14 14/30

15 MICE Summary Step IVStep V* Study of properties that determine cooling performance Material properties of LH 2 and LiHYesLH 2 or LiH Demonstration of sustainable ionisation cooling NoYes NoYes NoYes MICE RF Cavity at Fermilab 15/30V. Blackmore: MICE & nuSTORM13/09/14

16 p  170 m Muon Decay Ring Neutrino beam Target  What does the impatient physicist do? 1 Simplify 2 Skip 3 Shrink 16/30V. Blackmore: MICE & nuSTORM13/09/14 Proton driver (linac option) TargetDecay ChannelBuncherPhase RotationCoolingto 0.8 GeV 0.8—2.8 GeV 2.8—10 GeV Muon decay ring 562 m Cartoon based on IDS-NF design Front End Muon SourceAccelerationDecay Ring

17 nuSTORM [4] CERN North Area 17/30

18 nuSTORM p  170 m Muon Decay Ring Neutrino beam Target  18/30V. Blackmore: MICE & nuSTORM13/09/14

19 The nuSTORM Triangle NF/HEP muon accelerator proving ground Definitive measurement of sterile neutrinos Precision cross-section measurements 19/30V. Blackmore: MICE & nuSTORM13/09/14

20 The nuSTORM Triangle NF/HEP muon accelerator proving ground Definitive measurement of sterile neutrinos Precision cross-section measurements 20/3013/09/14

21 [6] P. Huber, M. Mezzetto, T. Schwetz 21/30V. Blackmore: MICE & nuSTORM13/09/14

22 [6] P. Huber, M. Mezzetto, T. Schwetz 22/30V. Blackmore: MICE & nuSTORM13/09/14

23 Performance with nuSTORM Without cross-section measurements from nuSTORM [2] P. Coloma, P. Huber, J. Kopp & W. Winter, 2012 With cross-section measurements from nuSTORM Superbeams close in on CKM-level precision 23/30

24 The nuSTORM Triangle NF/HEP muon accelerator proving ground Definitive measurement of sterile neutrinos Precision cross-section measurements 24/30V. Blackmore: MICE & nuSTORM13/09/14

25 Neutrino oscillations at nuSTORM 25/30V. Blackmore: MICE & nuSTORM13/09/14 From J. Spitz, “Searches for Sterile Neutrino Mixing”, nuFACT 2014

26 Neutrino oscillations at nuSTORM Far 2km [5] The nuSTORM collaboration 26/30V. Blackmore: MICE & nuSTORM13/09/14 [4] The nuSTORM collaboration

27 The nuSTORM Triangle NF/HEP muon accelerator proving ground Definitive measurement of sterile neutrinos Precision cross-section measurements 27/30V. Blackmore: MICE & nuSTORM13/09/14

28 Muon Proving Ground p  170 m Muon Decay Ring Neutrino beam Target  Muon Proving Ground 1 Physics! /30V. Blackmore: MICE & nuSTORM13/09/14 Proton driver (linac option) TargetDecay ChannelBuncherPhase RotationCoolingto 0.8 GeV 0.8—2.8 GeV 2.8—10 GeV Muon decay ring 562 m Cartoon based on IDS-NF design Front End Muon SourceAccelerationDecay Ring

29 Summary 29/30V. Blackmore: MICE & nuSTORM13/09/14

30 References 30/30V. Blackmore: MICE & nuSTORM13/09/14


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