vii. slabi procesi (ii) - unizg.hrpicek/fec_ii_07.pdf · s. van der ivieer l. m. lederman, m....

VII. Slabi procesi (II) RASPAD MIONA BETA RASPADI MEZONA RASPAD TAUONA RASPAD MIONA – USPOREDBA SA SEMILEPTONSKIM RASPADIMA

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VII. Slabi procesi (II)

RASPAD MIONA

BETA RASPADI MEZONA

RASPAD TAUONA

RASPAD MIONA – USPOREDBA SA

SEMILEPTONSKIM RASPADIMA

Page 2: VII. Slabi procesi (II) - unizg.hrpicek/FEC_II_07.pdf · S. Van Der IVIeer L. M. Lederman, M. Schwartz, and J. Steinberger J. 1. Friedman, H. W. Kendall, R, E. Taylor G. Charpak M

Prvo mjerenje neočuvanja pariteta u slabim raspadima (C.S. Wu, 1957)

Page 3: VII. Slabi procesi (II) - unizg.hrpicek/FEC_II_07.pdf · S. Van Der IVIeer L. M. Lederman, M. Schwartz, and J. Steinberger J. 1. Friedman, H. W. Kendall, R, E. Taylor G. Charpak M

arXiv:hep-ph/0605017

Page 4: VII. Slabi procesi (II) - unizg.hrpicek/FEC_II_07.pdf · S. Van Der IVIeer L. M. Lederman, M. Schwartz, and J. Steinberger J. 1. Friedman, H. W. Kendall, R, E. Taylor G. Charpak M

Wu je mjerila smjerove emitiranih elektrona (anti-neutrini su desni)

Page 5: VII. Slabi procesi (II) - unizg.hrpicek/FEC_II_07.pdf · S. Van Der IVIeer L. M. Lederman, M. Schwartz, and J. Steinberger J. 1. Friedman, H. W. Kendall, R, E. Taylor G. Charpak M

Slabi procesi ostalih elementarnih čestica

Page 6: VII. Slabi procesi (II) - unizg.hrpicek/FEC_II_07.pdf · S. Van Der IVIeer L. M. Lederman, M. Schwartz, and J. Steinberger J. 1. Friedman, H. W. Kendall, R, E. Taylor G. Charpak M

L. Lederman, “How we violated parity”, p.256 , God particle;

Iz kutne raspodjele elektrona može se odrediti omjer V i A

doprinosa

Page 7: VII. Slabi procesi (II) - unizg.hrpicek/FEC_II_07.pdf · S. Van Der IVIeer L. M. Lederman, M. Schwartz, and J. Steinberger J. 1. Friedman, H. W. Kendall, R, E. Taylor G. Charpak M

HELICITET i KIRALNOST

Page 8: VII. Slabi procesi (II) - unizg.hrpicek/FEC_II_07.pdf · S. Van Der IVIeer L. M. Lederman, M. Schwartz, and J. Steinberger J. 1. Friedman, H. W. Kendall, R, E. Taylor G. Charpak M

LAGRANGIAN ZA SPECIFIČNA STANJA HELICITETA

Page 9: VII. Slabi procesi (II) - unizg.hrpicek/FEC_II_07.pdf · S. Van Der IVIeer L. M. Lederman, M. Schwartz, and J. Steinberger J. 1. Friedman, H. W. Kendall, R, E. Taylor G. Charpak M

Page 10: VII. Slabi procesi (II) - unizg.hrpicek/FEC_II_07.pdf · S. Van Der IVIeer L. M. Lederman, M. Schwartz, and J. Steinberger J. 1. Friedman, H. W. Kendall, R, E. Taylor G. Charpak M

V-A TEORIJA - MIONSKI RASPAD KAO REFERENTNI SLABI PROCES - USPOREDBA S RASPADOM SLOBODNOG NEUTRONA

Page 11: VII. Slabi procesi (II) - unizg.hrpicek/FEC_II_07.pdf · S. Van Der IVIeer L. M. Lederman, M. Schwartz, and J. Steinberger J. 1. Friedman, H. W. Kendall, R, E. Taylor G. Charpak M

Mjereni spektar pozitrona

Page 12: VII. Slabi procesi (II) - unizg.hrpicek/FEC_II_07.pdf · S. Van Der IVIeer L. M. Lederman, M. Schwartz, and J. Steinberger J. 1. Friedman, H. W. Kendall, R, E. Taylor G. Charpak M

Usporedba s izmjenom W-bozona

Page 13: VII. Slabi procesi (II) - unizg.hrpicek/FEC_II_07.pdf · S. Van Der IVIeer L. M. Lederman, M. Schwartz, and J. Steinberger J. 1. Friedman, H. W. Kendall, R, E. Taylor G. Charpak M

Page 14: VII. Slabi procesi (II) - unizg.hrpicek/FEC_II_07.pdf · S. Van Der IVIeer L. M. Lederman, M. Schwartz, and J. Steinberger J. 1. Friedman, H. W. Kendall, R, E. Taylor G. Charpak M

Pitanje univerzalnosti slabe sile

Page 15: VII. Slabi procesi (II) - unizg.hrpicek/FEC_II_07.pdf · S. Van Der IVIeer L. M. Lederman, M. Schwartz, and J. Steinberger J. 1. Friedman, H. W. Kendall, R, E. Taylor G. Charpak M

Page 16: VII. Slabi procesi (II) - unizg.hrpicek/FEC_II_07.pdf · S. Van Der IVIeer L. M. Lederman, M. Schwartz, and J. Steinberger J. 1. Friedman, H. W. Kendall, R, E. Taylor G. Charpak M

Koji su raspadi mogući?

Page 17: VII. Slabi procesi (II) - unizg.hrpicek/FEC_II_07.pdf · S. Van Der IVIeer L. M. Lederman, M. Schwartz, and J. Steinberger J. 1. Friedman, H. W. Kendall, R, E. Taylor G. Charpak M

Raspad tau-leptona (FEČ 6.3.1)

Ukupna širina raspada uklj. semileptonske

Page 18: VII. Slabi procesi (II) - unizg.hrpicek/FEC_II_07.pdf · S. Van Der IVIeer L. M. Lederman, M. Schwartz, and J. Steinberger J. 1. Friedman, H. W. Kendall, R, E. Taylor G. Charpak M

Za same leptonske raspade

slaganje očekivanja i mjerenja je izvrsno

Page 19: VII. Slabi procesi (II) - unizg.hrpicek/FEC_II_07.pdf · S. Van Der IVIeer L. M. Lederman, M. Schwartz, and J. Steinberger J. 1. Friedman, H. W. Kendall, R, E. Taylor G. Charpak M

Raspadi s-kvarka, npr. semileptonska širina

znatno odstupa od mjerenja

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