dalitz project poster
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RESEARCH POSTER PRESENTATION DESIGN © 2012
www.PosterPresentations.com
2)2 + (GeV/c2 M0.5 1 1.5 2 2.5 3
2 )2 -
(GeV
/c2
M
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1
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3 Entries 20253Entries 20253
Dalitz Plot (vs. flavor tags)-!+!0SK
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Intermediate State-!
+(892)*K nonresonant
1"
0S
K-!
+(1430)
0*K (980)0f
0S
K+!
-(1680)*K
-!+
(1430)2*K (1370)0f
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+(1680)*K (1270)2f
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K (1450)0#
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+!-(892)
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Belle
Fit
Frac
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Fit Fraction Ratios
Intermediate State-!
+(892)*K nonresonant
1"
0S
K-!
+(1430)0*K (980)0f
0S
K+!
-(1680)*K
-!+
(1430)2*K (1370)0f
0S
K-!
+(1680)*K (1270)2f
0S
K(1450)
0#0
SK $
0S
K2"
0S
K+!
-(1410)*K
+!-(892)
*K+!
-(1430)2*K
-!+
(1410)*K
+!-(1430)0
*K
)°O
ur p
hase
- Be
lle P
hase
(
-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 ± 0.04K0
Sρ0 1.00 (fixed) 0.00 (fixed) 16.89
nonresonant 4.5 ± 1.0 159 ± 5 11.9 ± 0.4K0
Sσ1 1.64 ± 0.10 207 ± 3 10.24 ± 0.12K∗
0(1430)+π− 2.54 ± 0.17 343 ± 3 9.00 ± 0.13
K0Sf0(980) 0.406 ± 0.020 199 ± 5 4.32 ± 0.10
K∗(1680)−π+ 8.2 ± 1.0 141 ± 6 3.9 ± 0.3K∗
2(1430)+π− 1.59 ± 0.08 312 ± 4 3.86 ± 0.10
K0Sf0(1370) 1.6 ± 0.4 78 ± 17 1.8 ± 0.5
K∗(1680)+π− 4.3 ± 1.4 60. ± 13 1.1 ± 0.7K0
Sf2(1270) 1.19 ± 0.15 343 ± 9 1.0 ± 0.3K0
Sρ0(1450) 1.6 ± 0.4 159 ± 14 0.9 ± 0.5K0
Sω 0.044 ± 0.007 110 ± 10 0.7 ± 0.3K0
Sσ2 0.23 ± 0.04 248 ± 12 0.5 ± 0.3K∗(1410)−π+ 0.67 ± 0.16 238 ± 11 0.5 ± 0.5K∗(892)−π+ 2.54 ± 0.17 305 ± 6 0.35 ± 0.13K∗
2(1430)−π+ 0.30 ± 0.09 304 ± 16 0.1 ± 0.6
K∗(1410)+π− 0.25 ± 0.15 280 ± 40 0.1 ± 1.2K∗
0(1430)−π+ 0.09 ± 0.14 60 ± 70 0 ± 3
Total 129.07
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using final fit2" using final fit2"
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