NEUTRINO PHYSICS & TRACK IDENTIFICATION SOFTWARE Lauren Himes - PowerPoint PPT Presentation

NEUTRINO PHYSICS & TRACK IDENTIFICATION SOFTWARE Lauren Himes Mentor: Dr. Glenn Horton-Smith

NEUTRINO PHYSICS ¡ Leptons ¡ Weak Force § Interaction Probability ¡ Oscillations § Flavors: ν e , ν τ , ν µ § Superposition of flavors § Associated leptons ¡ Nonzero masses ¡ Charged particles 1. Kayser, Boris 2. (picture) http://physics.stackexchange.com/ 3. http://www2.warwick.ac.uk/

MicroBooNE ¡ Project located at Fermilab ¡ Currently under construction ¡ Goal § Explore low energy neutrino interactions § Neutrino oscillations § Detect supernova neutrinos § Measure neutrino cross-sections on argon

MicroBooNE ¡ Liquid Argon ¡ Dense, inert, cheap ¡ Neutrino interactions ¡ Particle identification ¡ Photons and electrons ¡ Tracks ¡ 3 Wire Planes ¡ High image resolution ¡ Photomultiplier Tubes 1. Katori, Teppei 2. (picture) http://www-microboone.fnal.gov/

Liquid Argon Time Projection Chamber 1. Antonelloa, M.

MY PROJECT ¡ Overview § Program § ROOT, Python § Track Identification by finding projections ¡ Goal § Faster method of finding projections § Currently using Hough transform § (number of slopes)^2 or even ^3 running time § FT: Rays start at origin § Running time is proportional to number of slopes

MY PROJECT ¡ Monte Carlo data from Fermilab ¡ Projection-Slice Theorem 1-D Inv. 2-D Data 2-D FFT 1-D Slice FFT Projection Track

RESULTS

RESULTS

RESULTS

RESULTS

RESULTS

RESULTS

FUTURE WORK ¡ Slope-finding algorithm § (in progress) § Finds lines in data and calculates slope ¡ Test Monte Carlo data ¡ Test against other algorithms

MY SINCERE THANKS TO: ¡ Dr. Glenn Horton-Smith ¡ Dr. Larry Weaver ¡ Dr. Kristan Corwin ¡ Deepak Shrestha ¡ Irakli Chakaberia ¡ Pi-Jung Chang

WORKS CITED "About the Detector." The MicroBooNE Experiment -. Fermilab, n.d. Web. Antonelloa, M., B. Baibussinov, and P. Benetti. "Precise 3D Track Reconstruction Algorithm for the ICARUS T600 Liquid Argon Time Projection Chamber Detector." N.p., n.d. Web. <http://arxiv.org/pdf/1210.5089v2.pdf>. Katori, Teppei. "MicroBooNE, A Liquid Argon Time Projection Chamber (LArTPC) Neutrino Experiment." N.p., n.d. Web. <http://arxiv.org/pdf/1107.5112v1.pdf>. Kayser, Boris. "Neutrino Oscillation Physics." (n.d.): n. pag. Web. http://arxiv.org/pdf/1206.4325v1.pdf. "Neutron Decay and Particles." Nuclear Physics. N.p., n.d. Web. http://www2.warwick.ac.uk/fac/sci/physics/current/teach/ module_home/px435/pp_overview.pdf