RESEARCH POSTER PRESENTATION DESIGN © 2012 www.PosterPresentations.com 2 ) 2 + (GeV/c 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 - (GeV/c 2 M 0.5 1 1.5 2 2.5 3 Entries 20253 Dalitz Plot (vs. flavor tags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'," ,',%"*',),- 0'($',",-d • h","%)@ -.%"" /':E :"0)E .)* -G' :"?%""* '& &%"":'( • 2)@1-K i)%1)/@"*d B M 1_ g j$ 1 ]$ _ k M • >*" 2)@1-K J)%1)/@"* -' :"$10- $.)*" *$)0"d *.'G %"*',),- *+/*-%+0-+%" • <',*-),- )($@1-+:" ?1J"* 0',*-),- :",*1-E )0%'** -." $@'- • i)%1)C',* )%" 6%"1-4!1?,"% :1*-%1/+C',* '& 0'($',",- :"0)E 0.),,"@* (+@C$@1": /E *$1, *-%+0-+%" &*)&7,#(*)# 2)@1-K X,)@E*1* '& -." 2"0)E 2 3 [ 8 3 \ ] \ 4 +!7($; 87*$ 5($ "!&/:%*,)+ #,"$%!&$(*) 57!<*% $!::.+ +!7($; 87*$ 57!<*% $!:# $-.*%6 R <)%,"?1" B"@@', >,1J"%*1-EF ;1T*/+%?.F ;X M >,1J"%*1-E '& O'0."*-"%F O'0."*-"%F Zl Z10A 7(1,1K"% R ),: ;%'&= O'E 6%1"%" R G1-. )**1*-),0" &%'( W,+% X@/)E%)A R F 2%= <.+,@"1 V1+ R F ),: 2), X(/%'*" M ) 2 tag1 mBC (GeV/c 1.83 1.84 1.85 1.86 1.87 1.88 1.89 ) 2 tag2 mBC (GeV/c 1.83 1.84 1.85 1.86 1.87 1.88 1.89 tag1 vs. tag2 mass flavor - ! + ! 0 S K Entries 23820 (flavor tags) doubletag mass - ! + ! 0 S K $=> 4?@A B ?C / # 0 1 2 1 3 DE>F=G AHAFID B ?C / # 0 1 2 1 3 J=KL>M?NF@ AHAFID [ 4 \ ] j;10-+%": 6"@'Gk fe^^ R3m [ 4 \ ] \ 3 ^eYR YMR [ 4 \ ] \ ] \ 4 NYYf YeM ) 2 mBC (GeV/c 1.83 1.84 1.85 1.86 1.87 1.88 1.89 E (GeV) ! -0.1 -0.08 -0.06 -0.04 -0.02 0 0.02 0.04 0.06 0.08 0.1 vs flavor tags - " + " 0 S K E (GeV) ! -0.1 -0.08 -0.06 -0.04 -0.02 0 0.02 0.04 0.06 0.08 0.1 0 500 1000 1500 2000 2500 3000 E ! - " + " 0 S K ) 2 mBC (GeV/c 1.83 1.84 1.85 1.86 1.87 1.88 1.89 0 1000 2000 3000 4000 5000 6000 7000 mass - " + " 0 S K ) 2 mBC (GeV/c 1.83 1.84 1.85 1.86 1.87 1.88 1.89 E (GeV) ! -0.1 -0.08 -0.06 -0.04 -0.02 0 0.02 0.04 0.06 0.08 0.1 0 200 400 600 800 1000 vs flavor tags - " + " 0 S K ) 2 mBC (GeV/c 1.83 1.84 1.85 1.86 1.87 1.88 1.89 E (GeV) ! -0.1 -0.08 -0.06 -0.04 -0.02 0 0.02 0.04 0.06 0.08 0.1 kpi_overview Entries 132172 + " - K E (GeV) ! -0.1 -0.08 -0.06 -0.04 -0.02 0 0.02 0.04 0.06 0.08 0.1 0 1000 2000 3000 4000 5000 6000 7000 8000 9000 kpi_deltaE Entries 99592 E ! + " - K ) 2 mBC (GeV/c 1.83 1.84 1.85 1.86 1.87 1.88 1.89 0 2000 4000 6000 8000 10000 12000 14000 16000 18000 20000 22000 kpi_mBC Entries 95677 mass + " - K ) 2 mBC (GeV/c 1.83 1.84 1.85 1.86 1.87 1.88 1.89 E (GeV) ! -0.1 -0.08 -0.06 -0.04 -0.02 0 0.02 0.04 0.06 0.08 0.1 0 500 1000 1500 2000 2500 3000 kpi_overview Entries 132172 + " - K 2 ) 2 (GeV/c + ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c - ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 Background Events - ! + ! 0 S K 2 ) 2 (GeV/c - ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 0 2 4 6 8 10 12 14 16 18 20 Tracks 1-3 projection 2 ) 2 (GeV/c + ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 0 5 10 15 20 25 30 35 Tracks 1-2 projection 2 ) 2 (GeV/c - ! + ! 2 M 0 0.5 1 1.5 2 2.5 3 0 2 4 6 8 10 12 14 16 18 20 22 24 Tracks 2-3 projection 2 ) 2 (GeV/c + ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c - ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 0 0.02 0.04 0.06 0.08 0.1 0.12 0.14 Data Fit Efficiency Calculation (from polynomial fit) 0.5 1 1.5 2 2.5 3 0 1 2 3 4 5 Track 1-3 Projection Efficiency Fit Comparison 0.5 1 1.5 2 2.5 3 0 1 2 3 4 5 Track 1-2 Projection Efficiency Fit Comparison 0 0.5 1 1.5 2 2.5 3 0 1 2 3 4 5 6 7 Track 2-3 Projection Efficiency Fit Comparison -6 -4 -2 0 2 2 ) 2 (GeV/c + ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c - ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 " Efficiency Function Fit, Signed -5 -4 -3 -2 -1 0 1 2 3 2 ) 2 (GeV/c + ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c - ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 using final fit " Signed S1,)@ b M c2WSd RePYcRmRP g R=Rf 6)0A?%'+,: "J",-* )%" &%'( %": *1:"/),: /'Q"* X**+(": -' /" I)- 1, /")( 0',*-%)1,": ()** *$)0" ),: 1,:"$",:",- 2 ) 2 (GeV/c + ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c - ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c + ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c - ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c + ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c - ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c + ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c - ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c + ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c - ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c + ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c - ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c + ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c - ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c + ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c - ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c + ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c - ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c + ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c - ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c + ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c - ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c + ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c - ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c + ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c - ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c + ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c - ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c + ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c - ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c + ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c - ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c + ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c - ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c + ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c - ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c + ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c - ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c + ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c - ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 Data Fit Dalitz Plot - ! + ! 0 S K 0.5 1 1.5 2 2.5 3 0 100 200 300 400 500 600 700 Track 1-3 Projection Fit Comparison 0.5 1 1.5 2 2.5 3 0 500 1000 1500 2000 2500 3000 3500 Track 1-2 Projection Fit Comparison 0 0.5 1 1.5 2 2.5 3 0 100 200 300 400 500 600 700 800 900 Track 2-3 Projection Fit Comparison Intermediate State - ! + (892) * K nonresonant 1 " 0 S K - ! + (1430) 0 * K (980) 0 f 0 S K + ! - (1680) * K - ! + (1430) 2 * K (1370) 0 f 0 S K - ! + (1680) * K (1270) 2 f 0 S K (1450) 0 # 0 S K $ 0 S K 2 " 0 S K + ! - (1410) * K + ! - (892) * K + ! - (1430) 2 * K - ! + (1410) * K + ! - (1430) 0 * K Belle Fit Fraction Our Fit Fraction 0 0.5 1 1.5 2 2.5 3 3.5 4 Fit Fraction Ratios Intermediate State - ! + (892) * K nonresonant 1 " 0 S K - ! + (1430) 0 * K (980) 0 f 0 S K + ! - (1680) * K - ! + (1430) 2 * K (1370) 0 f 0 S K - ! + (1680) * K (1270) 2 f 0 S K (1450) 0 # 0 S K $ 0 S K 2 " 0 S K + ! - (1410) * K + ! - (892) * K + ! - (1430) 2 * K - ! + (1410) * K + ! - (1430) 0 * K ) ° Our phase - Belle Phase ( -60 -40 -20 0 20 40 60 Phase Differences Intermediate State Amplitude Phase ( ◦ ) Fit Fraction (%) K ∗ (892) + π − 1.79 ± 0.04 137.6 ± 1.9 62.02 ± 0.04 K 0 S ρ 0 1.00 (fixed) 0.00 (fixed) 16.89 nonresonant 4.5 ± 1.0 159 ± 5 11.9 ± 0.4 K 0 S σ 1 1.64 ± 0.10 207 ± 3 10.24 ± 0.12 K ∗ 0 (1430) + π − 2.54 ± 0.17 343 ± 3 9.00 ± 0.13 K 0 S f 0 (980) 0.406 ± 0.020 199 ± 5 4.32 ± 0.10 K ∗ (1680) − π + 8.2 ± 1.0 141 ± 6 3.9 ± 0.3 K ∗ 2 (1430) + π − 1.59 ± 0.08 312 ± 4 3.86 ± 0.10 K 0 S f 0 (1370) 1.6 ± 0.4 78 ± 17 1.8 ± 0.5 K ∗ (1680) + π − 4.3 ± 1.4 60. ± 13 1.1 ± 0.7 K 0 S f 2 (1270) 1.19 ± 0.15 343 ± 9 1.0 ± 0.3 K 0 S ρ 0 (1450) 1.6 ± 0.4 159 ± 14 0.9 ± 0.5 K 0 S ω 0.044 ± 0.007 110 ± 10 0.7 ± 0.3 K 0 S σ 2 0.23 ± 0.04 248 ± 12 0.5 ± 0.3 K ∗ (1410) − π + 0.67 ± 0.16 238 ± 11 0.5 ± 0.5 K ∗ (892) − π + 2.54 ± 0.17 305 ± 6 0.35 ± 0.13 K ∗ 2 (1430) − π + 0.30 ± 0.09 304 ± 16 0.1 ± 0.6 K ∗ (1410) + π − 0.25 ± 0.15 280 ± 40 0.1 ± 1.2 K ∗ 0 (1430) − π + 0.09 ± 0.14 60 ± 70 0 ± 3 Total 129.07 0 5 10 15 20 25 2 ) 2 (GeV/c + ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 2 ) 2 (GeV/c - ! 0 S K 2 M 0.5 1 1.5 2 2.5 3 using final fit 2 "