Mattione Update 11092011

π⁺ Candidates, BCAL Δβ vs p

Δβ = β_p - β_t = p/sqrt(p*p + m*m) - path/(c*TOF)

334 Segmentation

1234 Segmentation

• π(1600) -> b1π Events, π⁺ Candidates, BCAL Δβ vs p

334 Segmentation, σπ+ = 0.0139855	1234 Segmentation, σπ+ = 0.0116038
334 Segmentation, σπ+ = 0.0133706	1234 Segmentation, σπ+ = 0.0108730
334 Segmentation, σπ+ = 0.0126071	1234 Segmentation, σπ+ = 0.0103956
334 Segmentation, σπ+ = 0.0120421	1234 Segmentation, σπ+ = 0.00982708

1.15 < p (GeV/c) < 1.25 || 0.0139855 || 0.0116038 || 17.03% 1.35 < p (GeV/c) < 1.45 || 0.0133706 || 0.0108730 || 18.7% 1.55 < p (GeV/c) < 1.65 || 0.0126071 || 0.0103956 || 17.5% 1.75 < p (GeV/c) < 1.85 || 0.0120421 || 0.00982708 || 18.4%

Momentum	π+ σΔβ, 334 Segmentation	π+ σΔβ, 1234 Segmentation	π+ σΔβ % Reduction