CERN Accelerating science

Article
Title Beta-decay of polarized $\Lambda$ hyperons III Correlations in the $\Lambda$ centre-of-mass system and the proton recoil spectrum
Author(s) Althoff, K H ; Brown, R M ; Freytag, D ; Heard, K S ; Heintze, J ; Mundhenke, R ; Rieseberg, H ; Soergel, Volker ; Stelzer, H ; Wagner, A
Affiliation (CERN)
Publication 1973
In: Phys. Lett. B 43 (1973) 237-239
DOI 10.1016/0370-2693(73)90278-5
Subject category Particle Physics - Phenomenology
Accelerator/Facility, Experiment CERN PS ; S79
Abstract For pt. II see abstr. A14705 of 1972. From the analysis of 817 kinematically reconstructed beta decay events of polarized Lambda hyperons for the coefficient alpha /sub nu / of the neutrino correlation with respect to the Lambda spin, alpha /sub nu /=0,89+or-0.08, for the coefficient alpha /sub T/ of the T-odd correlation sigma /sub Lambda /(p/sub e/*p/sub nu /), alpha /sub T /=-0.14+or-0.13. The proton recoil spectrum yields mod g/sub 1//f/sub 1/ mod =0.64+or-0.06. (5 refs).

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