Full 5D Phase Space Grace Song Dr. Tim Bolton and Dr. Glenn - - PowerPoint PPT Presentation

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Full 5D Phase Space Grace Song Dr. Tim Bolton and Dr. Glenn - - PowerPoint PPT Presentation

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Model Tests of Inclusive CC Proton Production Over Full 5D Phase Space Grace Song Dr. Tim Bolton and Dr. Glenn Horton-Smith Neutrinos o Three flavors o Only interact via gravity and the weak force o Very small mass o Suspects for CP-violation

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SLIDE 1

Model Tests of Inclusive CC Proton Production Over Full 5D Phase Space

Grace Song

  • Dr. Tim Bolton and Dr. Glenn Horton-Smith
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SLIDE 2

Neutrinos

  • Three flavors
  • Only interact via gravity and the

weak force

  • Very small mass
  • Suspects for CP-violation

8/3/2018 GRACE SONG

University of Zurich: http://www.physik.uzh.ch/en/researcharea/lhcb/outreach/StandardModel.html 2

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SLIDE 3

MicroBooNE

  • LArTPC neutrino detector
  • 170 tons of liquid argon, 87 K
  • 2.325 m x 2.560 m x 10.368 m

8/3/2018 GRACE SONG

MicroBooNE Gallery: http://microboone.fnal.gov/images-videos/

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SLIDE 4

Neutrino Interactions

8/3/2018 GRACE SONG

πœ‰πœˆπ΅π‘  β†’ πœˆβˆ’π‘žπ‘Œ

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SLIDE 5

Fitting

8/3/2018 GRACE SONG

𝐹𝜈 πœ„π‘ž πœ„πœˆ Ξ”πœš πœ‰πœˆ 𝜈 π‘ž 𝐡𝑠 πΉπ‘ž

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SLIDE 6

8/3/2018 GRACE SONG

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SLIDE 7

8/3/2018 GRACE SONG

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SLIDE 8

Idealization

  • GENIE MCTruth data
  • 70 MeV kinetic energy cuts
  • n muon and proton
  • ~750,000 MC events

8/3/2018 GRACE SONG

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SLIDE 9

Poisson Likelihood

  • Variable bins
  • Approx. even counts
  • Wide bins
  • π‘œ5 problem
  • Reduced resolution effects

8/3/2018 GRACE SONG

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SLIDE 10

1D and 2D Fits

8/3/2018 GRACE SONG

Data 𝑔

𝑅𝐹 = 0.437

𝑔

𝑆𝐹𝑇 = 0.288

𝑔

𝐸𝐽𝑇 = 0.071

𝑔

𝑁𝐹𝐷 = 0.204

Model 𝑔

𝑅𝐹 = 0.427, Β±0.008

𝑔

𝑆𝐹𝑇 = 0.265, Β±0.016

𝑔

𝐸𝐽𝑇 = 0.095, Β±0.011

𝑔

𝑁𝐹𝐷 = 0.212, Β±0.010

Model 𝑔

𝑅𝐹 = 0.423, Β±0.008

𝑔

𝑆𝐹𝑇 = 0.279, Β±0.020

𝑔

𝐸𝐽𝑇 = 0.083, Β±0.015

𝑔

𝑁𝐹𝐷 = 0.215, Β±0.011

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Muon E Delta phi

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SLIDE 11

5D Fit

8/3/2018 GRACE SONG

23-Οƒ difference in likelihood between 3 and 4 contributions Data 𝑔

𝑅𝐹 = 0.387

𝑔

𝑆𝐹𝑇 = 0.314

𝑔

𝐸𝐽𝑇 = 0.087

𝑔

𝑁𝐹𝐷 = 0.212

Model 𝑔

𝑅𝐹 = 0.392, Β±0.010

𝑔

𝑆𝐹𝑇 = 0.311, Β±0.020

𝑔

𝐸𝐽𝑇 = 0.073, Β±0.016

𝑔

𝑁𝐹𝐷 = 0.223, Β±0.014

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Muon E Delta phi cos(thetamu) cos(thetap) Proton E

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SLIDE 12

5D Fit w/ Efficiency Curve

  • Realistic efficiency curve
  • ~70,000 MC events

8/3/2018 GRACE SONG

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β€œCharged Current one Muon and N Proton(N>=1) Selection and 2 Kinematic Properties Analysis in MicroBooNE” Libo Jiang, Nicholas Suarez, Steve Dytman, and Andy Furmanski

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SLIDE 13

5D Fit w/ Efficiency Curve

8/3/2018 GRACE SONG

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Data 𝑔

𝑅𝐹 = 0.415

𝑔

𝑆𝐹𝑇 = 0.255

𝑔

𝐸𝐽𝑇 = 0.064

𝑔

𝑁𝐹𝐷 = 0.266

Model 𝑔

𝑅𝐹 = 0.416, Β±0.009

𝑔

𝑆𝐹𝑇 = 0.207, Β±0.017

𝑔

𝐸𝐽𝑇 = 0.105, Β±0.018

𝑔

𝑁𝐹𝐷 = 0.272, Β±0.013

Muon E Delta phi cos(thetamu) cos(thetap) Proton E

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SLIDE 14

Conclusions

  • Able to extract GENIE parameters using 5D fit
  • Currently refining the full efficiency curve implementation
  • Further research:
  • Simulate resolution effects
  • Apply to detector data

8/3/2018 GRACE SONG

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SLIDE 15

Acknowledgements

  • Dr. Tim Bolton
  • Dr. Glenn Horton-Smith
  • Kansas State University
  • National Science Foundation

8/3/2018 GRACE SONG

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